Cruise: 49UP20150604 (dataset:GLODAPv2.2020) Data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023 Successor: GLODAPv3
Synonyms (including errata!) for this cruise: rf201505; rf201505; 49UP20150604; non-GO-SHIP but on GO-SHIP line:P13;
IMPORTANT information for GLODAP Reference Group Editors: This adjustment version is immutable and published in GLODAPv2.2020! Click here to switch to new version (GLODAPv2.2020)
Please wait while loading list of related files

| Filename: | Comment: | Action | |
|---|---|---|---|
| Redfield.png | [autogenerated from RC_Nico/adjustments!] |
View | |
| TSmap.png | [autogenerated from RC_Nico/adjustments!] |
View | |

| Filename: | Comment: | Action | |
|---|---|---|---|
| Weighted_Mean_Results.xlsx | |||
Plot/Data files re. Parameter(s) (select parameter on left side to view!):
alkalinity:10
cruise:3
nitrate:8
oxygen:11
ph:10
phosphate:11
salinity:11
silicate:18
tco2:10


| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49RY20110515_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49RY20120726_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49UF20130531_Xover.png | [autogenerated from RC_Nico/salinity!] |
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| 49UP20000420_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/salinity!] |
View | |

View comment(s) (filtered by salinity in subject)
GLODAPv3 release: autogenerated salinity update for 49UP20150604
GLODAPv3 release: salinity update of 49UP20150604 based on salinity_offset:
0.0000; inversion: 0.0000; inversion_full: 0.0006; preadjustment: 0;
offsets_raw: -0.0010; offsets_preadj: -0.0010; offsets_preadj_u: 0.0003;
offsets_post: -0.0007; offsets_post_u: 0.0002; offsets_post_rt: -0.0006;
numberofxovers: 65; trends_pre: -0.0001; trends_adj: 0.0000.
Posted by nlange@geomar.de on 2026-08-04 17:11:48 UTC for data product: GLODAPv3
49UP20150604 - salinity
Very robust crs analysis. Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:37 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023



| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/tco2!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/tco2!] |
View | |

View comment(s) (filtered by tco2 in subject)
GLODAPv3 release: autogenerated tco2 update for 49UP20150604
GLODAPv3 release: tco2 update of 49UP20150604 based on tco2_offset: 0.0;
inversion: 0.0; inversion_full: -0.4; preadjustment: 0; offsets_raw: 1.1;
offsets_preadj: 0.4; offsets_preadj_u: 0.4; offsets_post: 0.5; offsets_post_u:
0.3; offsets_post_rt: 0.9; numberofxovers: 39; trends_pre: 0.1; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 17:12:18 UTC for data product: GLODAPv3
49UP20150604 - tco2
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:02:56 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
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| 49RY20120726_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
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| 49UF20130531_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/alkalinity!] |
View | |

View comment(s) (filtered by alkalinity in subject)
GLODAPv3 release: autogenerated alkalinity update for 49UP20150604
GLODAPv3 release: alkalinity update of 49UP20150604 based on alkalinity_offset:
0.0; inversion: 0.0; inversion_full: -0.3; preadjustment: 0; offsets_raw: -1.2;
offsets_preadj: -1.2; offsets_preadj_u: 0.9; offsets_post: 0.0; offsets_post_u:
0.2; offsets_post_rt: -0.0; numberofxovers: 33; trends_pre: 0.0; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 13:46:31 UTC for data product: GLODAPv3
49UP20150604 - alkalinity
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:04 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49K619990523_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/ph!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/ph!] |
View | |

View comment(s) (filtered by ph in subject)
GLODAPv3 release: converted value for phosphate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for phosphate_offset from
percent to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:48 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated phosphate update for 49UP20150604
GLODAPv3 release: phosphate update of 49UP20150604 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.0; preadjustment: 0; offsets_raw: -0.0;
offsets_preadj: 0.0; offsets_preadj_u: 0.1; offsets_post: 0.0; offsets_post_u:
0.1; offsets_post_rt: -0.0; numberofxovers: 71; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:33 UTC for data product: GLODAPv3
49UP20150604 - ph
The more recent crs (younger 2004) have all offsets around or above 0.005
especially at depth. If older crs are neglected the weighted mean offset is
roughly 0.008. This is confirmed by the carbon interconsistency check with an
offset of 0.0115 +/- 0.0088. On the limit for an adjustment. Maintain with
doubts.
Posted by nlange@geomar.de on 2019-09-06 17:04:28 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - phosphate
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:27 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023



| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20070904_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/nitrate!] |
View | |

View comment(s) (filtered by nitrate in subject)
GLODAPv3 release: converted value for nitrate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for nitrate_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:23 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated nitrate update for 49UP20150604
GLODAPv3 release: nitrate update of 49UP20150604 based on nitrate_offset: 0.0;
inversion: 0.0; inversion_full: -0.4; preadjustment: 0; offsets_raw: 0.4;
offsets_preadj: 0.4; offsets_preadj_u: 0.1; offsets_post: 0.4; offsets_post_u:
0.1; offsets_post_rt: 0.4; numberofxovers: 70; trends_pre: 0.0; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:07 UTC for data product: GLODAPv3
49UP20150604 - nitrate
Maintain.
Posted by nlange@geomar.de on 2020-03-23 17:39:42 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/phosphate!] |
View | |

View comment(s) (filtered by phosphate in subject)
GLODAPv3 release: converted value for phosphate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for phosphate_offset from
percent to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:48 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated phosphate update for 49UP20150604
GLODAPv3 release: phosphate update of 49UP20150604 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.0; preadjustment: 0; offsets_raw: -0.0;
offsets_preadj: 0.0; offsets_preadj_u: 0.1; offsets_post: 0.0; offsets_post_u:
0.1; offsets_post_rt: -0.0; numberofxovers: 71; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:33 UTC for data product: GLODAPv3
49UP20150604 - phosphate
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:27 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 322019920816_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 325019850804_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49HG20000912_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49K619990523_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ19971111_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20010604_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49UP19990419_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/silicate!] |
View | |

View comment(s) (filtered by silicate in subject)
GLODAPv3 release: converted value for silicate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for silicate_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:38:02 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated silicate update for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - silicate update of 49UP20150604[1-last] based on
silicate_offset: 0.0; inversion: 0.0; inversion_full: -0.4; preadjustment: 0;
offsets_raw: 0.5; offsets_preadj: 0.5; offsets_preadj_u: 0.1; offsets_post: 0.4;
offsets_post_u: 0.0; offsets_post_rt: 0.4; numberofxovers: 66; trends_pre: 0.0;
trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-05 14:17:32 UTC for data product: GLODAPv3
49UP20150604 - silicate
It appears that the concentrations are biased high by at least 1% (if not 2%).
Given the strong agreement between all crs and the relatively large number (17)
of sign crs with a minumum depth of 2000m (!) I would suggest to adjust this
cruise by at least 1% even if this adjustment is within the limits. Also note
that the offset is constant with depth for all crs.
Posted by nlange@geomar.de on 2019-09-06 17:04:03 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49HG20000912_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20071008_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20081011_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/oxygen!] |
View | |

View comment(s) (filtered by oxygen in subject)
GLODAPv3 release: converted value for oxygen_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for oxygen_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:35 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated oxygen update for 49UP20150604
GLODAPv3 release: oxygen update of 49UP20150604 based on oxygen_offset: 0.0;
inversion: 0.0; inversion_full: 0.1; preadjustment: 0; offsets_raw: -0.1;
offsets_preadj: -0.1; offsets_preadj_u: 0.1; offsets_post: -0.1; offsets_post_u:
0.1; offsets_post_rt: -0.1; numberofxovers: 68; trends_pre: -0.0; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:20 UTC for data product: GLODAPv3
49UP20150604 - oxygen
Accurate data - all crs mean offsets (19) within range and offsets diminish with
depth. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:18 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023














View 29 comment(s) (Lists all comments)
GLODAPv3 release: converted value for silicate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for silicate_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:38:02 UTC for data product: GLODAPv3
GLODAPv3 release: converted value for phosphate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for phosphate_offset from
percent to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:48 UTC for data product: GLODAPv3
GLODAPv3 release: converted value for oxygen_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for oxygen_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:35 UTC for data product: GLODAPv3
GLODAPv3 release: converted value for nitrate_offset from percent to factor for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for nitrate_offset from percent
to factor: 1.0.
Posted by nlange@geomar.de on 2026-08-05 16:37:23 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated silicate update for 49UP20150604[1-last]
GLODAPv3 release: CORRIGENDUM - silicate update of 49UP20150604[1-last] based on
silicate_offset: 0.0; inversion: 0.0; inversion_full: -0.4; preadjustment: 0;
offsets_raw: 0.5; offsets_preadj: 0.5; offsets_preadj_u: 0.1; offsets_post: 0.4;
offsets_post_u: 0.0; offsets_post_rt: 0.4; numberofxovers: 66; trends_pre: 0.0;
trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-05 14:17:32 UTC for data product: GLODAPv3
49UP20150604[1-last] GLODAPv3 release
GLODAPv3 release: silicate autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-05 14:17:32 UTC for data product: GLODAPv3
GLODAPv3 release: temperature added as NEW adjustment parameter to 49UP20150604[1-last]
Automated addition of temperature as NEW parameter to 49UP20150604[1-last] based
on temperature_offset: 0.
Posted by nlange@geomar.de on 2026-08-05 14:17:18 UTC for data product: GLODAPv3
49UP20150604[1-last] GLODAPv3 release
Automated addition of temperature as NEW adjustment parameter in GLODAPv3 to
49UP20150604[1-last] - select parameter to view annotation with specific
details.
Posted by nlange@geomar.de on 2026-08-05 14:17:18 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated tco2 update for 49UP20150604
GLODAPv3 release: tco2 update of 49UP20150604 based on tco2_offset: 0.0;
inversion: 0.0; inversion_full: -0.4; preadjustment: 0; offsets_raw: 1.1;
offsets_preadj: 0.4; offsets_preadj_u: 0.4; offsets_post: 0.5; offsets_post_u:
0.3; offsets_post_rt: 0.9; numberofxovers: 39; trends_pre: 0.1; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 17:12:18 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: tco2 autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:12:18 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated salinity update for 49UP20150604
GLODAPv3 release: salinity update of 49UP20150604 based on salinity_offset:
0.0000; inversion: 0.0000; inversion_full: 0.0006; preadjustment: 0;
offsets_raw: -0.0010; offsets_preadj: -0.0010; offsets_preadj_u: 0.0003;
offsets_post: -0.0007; offsets_post_u: 0.0002; offsets_post_rt: -0.0006;
numberofxovers: 65; trends_pre: -0.0001; trends_adj: 0.0000.
Posted by nlange@geomar.de on 2026-08-04 17:11:48 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: salinity autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:11:48 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated phosphate update for 49UP20150604
GLODAPv3 release: phosphate update of 49UP20150604 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.0; preadjustment: 0; offsets_raw: -0.0;
offsets_preadj: 0.0; offsets_preadj_u: 0.1; offsets_post: 0.0; offsets_post_u:
0.1; offsets_post_rt: -0.0; numberofxovers: 71; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:33 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: phosphate autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:11:33 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated oxygen update for 49UP20150604
GLODAPv3 release: oxygen update of 49UP20150604 based on oxygen_offset: 0.0;
inversion: 0.0; inversion_full: 0.1; preadjustment: 0; offsets_raw: -0.1;
offsets_preadj: -0.1; offsets_preadj_u: 0.1; offsets_post: -0.1; offsets_post_u:
0.1; offsets_post_rt: -0.1; numberofxovers: 68; trends_pre: -0.0; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:20 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: oxygen autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:11:20 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated nitrate update for 49UP20150604
GLODAPv3 release: nitrate update of 49UP20150604 based on nitrate_offset: 0.0;
inversion: 0.0; inversion_full: -0.4; preadjustment: 0; offsets_raw: 0.4;
offsets_preadj: 0.4; offsets_preadj_u: 0.1; offsets_post: 0.4; offsets_post_u:
0.1; offsets_post_rt: 0.4; numberofxovers: 70; trends_pre: 0.0; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:07 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: nitrate autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:11:07 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated alkalinity update for 49UP20150604
GLODAPv3 release: alkalinity update of 49UP20150604 based on alkalinity_offset:
0.0; inversion: 0.0; inversion_full: -0.3; preadjustment: 0; offsets_raw: -1.2;
offsets_preadj: -1.2; offsets_preadj_u: 0.9; offsets_post: 0.0; offsets_post_u:
0.2; offsets_post_rt: -0.0; numberofxovers: 33; trends_pre: 0.0; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 13:46:31 UTC for data product: GLODAPv3
49UP20150604 GLODAPv3 release
GLODAPv3 release: alkalinity autogenerated adjustment parameter update for
49UP20150604 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 13:46:31 UTC for data product: GLODAPv3
49UP20150604 - nitrate
Maintain.
Posted by nlange@geomar.de on 2020-03-23 17:39:42 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - ph
The more recent crs (younger 2004) have all offsets around or above 0.005
especially at depth. If older crs are neglected the weighted mean offset is
roughly 0.008. This is confirmed by the carbon interconsistency check with an
offset of 0.0115 +/- 0.0088. On the limit for an adjustment. Maintain with
doubts.
Posted by nlange@geomar.de on 2019-09-06 17:04:28 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - silicate
It appears that the concentrations are biased high by at least 1% (if not 2%).
Given the strong agreement between all crs and the relatively large number (17)
of sign crs with a minumum depth of 2000m (!) I would suggest to adjust this
cruise by at least 1% even if this adjustment is within the limits. Also note
that the offset is constant with depth for all crs.
Posted by nlange@geomar.de on 2019-09-06 17:04:03 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - salinity
Very robust crs analysis. Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:37 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - phosphate
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:27 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - oxygen
Accurate data - all crs mean offsets (19) within range and offsets diminish with
depth. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:18 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - alkalinity
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:03:04 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - tco2
Accurate data. Maintain.
Posted by nlange@geomar.de on 2019-09-06 17:02:56 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20150604 - initialized
non-GO-SHIP but on GO-SHIP line:P13; Carbon PI:Kazuhiro Nemoto; Hydrography
PI:Kazuhiro Nemoto; Oxygen PI:Kazuhiro Nemoto; Nutrients PI:Kazuhiro Nemoto;
Organic PI:Masao Ishii
Posted by nlange@geomar.de on 2018-09-04 08:19:35 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
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