Cruise: 49UP20180501 (dataset:GLODAPv2.2020) Data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023 Successor: GLODAPv3
Synonyms (including errata!) for this cruise: rf201804; 49UP20180501; rf201804
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 | [autogenerated from RC_Nico/adjustments!] |
||
| Weighted_Mean_Results.xlsx | |||
Plot/Data files re. Parameter(s) (select parameter on left side to view!):
alkalinity:7
cruise:5
nitrate:9
oxygen:12
ph:7
phosphate:13
salinity:9
silicate:15
tco2:7


| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49NZ20070216_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49NZ20070904_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49NZ20140717_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/salinity!] |
View | |
| 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 49UP20180501
GLODAPv3 release: salinity update of 49UP20180501 based on salinity_offset:
0.0000; inversion: 0.0000; inversion_full: 0.0004; preadjustment: 0;
offsets_raw: -0.0005; offsets_preadj: -0.0004; offsets_preadj_u: 0.0005;
offsets_post: -0.0005; offsets_post_u: 0.0004; offsets_post_rt: -0.0007;
numberofxovers: 79; trends_pre: 0.0000; trends_adj: 0.0000.
Posted by nlange@geomar.de on 2026-08-04 17:11:48 UTC for data product: GLODAPv3
49UP20180501 - salinity
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:20 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023



| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ19981030_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 | |
| 49UP20120602_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 49UP20180501
GLODAPv3 release: tco2 update of 49UP20180501 based on tco2_offset: 0.0;
inversion: 0.0; inversion_full: 0.7; preadjustment: 0; offsets_raw: -0.2;
offsets_preadj: -0.6; offsets_preadj_u: 0.4; offsets_post: -1.0; offsets_post_u:
0.3; offsets_post_rt: -0.8; numberofxovers: 41; trends_pre: 0.1; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 17:12:19 UTC for data product: GLODAPv3
49UP20180501 - tco2
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:24 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ19981030_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49RY20110515_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49RY20120726_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49UF20130531_Xover.png | [autogenerated from RC_Nico/alkalinity!] |
View | |
| 49UP20120602_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 49UP20180501
GLODAPv3 release: alkalinity update of 49UP20180501 based on alkalinity_offset:
0.0; inversion: 0.0; inversion_full: -1.5; preadjustment: 0; offsets_raw: 1.7;
offsets_preadj: 1.7; offsets_preadj_u: 0.4; offsets_post: 1.2; offsets_post_u:
0.2; offsets_post_rt: 1.1; numberofxovers: 38; trends_pre: 0.0; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 13:46:32 UTC for data product: GLODAPv3
49UP20180501 - alkalinity
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:28 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49HG19960807_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 | |
| 49UP20120602_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 49UP20180501[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 16:37:49 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated phosphate update for 49UP20180501
GLODAPv3 release: phosphate update of 49UP20180501 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.1; preadjustment: 0; offsets_raw: -0.6;
offsets_preadj: -0.6; offsets_preadj_u: 0.3; offsets_post: -0.4; offsets_post_u:
0.2; offsets_post_rt: -0.5; numberofxovers: 75; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:34 UTC for data product: GLODAPv3
49UP20180501 - ph
Only two deep and signifiant crs - less significant crs do not allow a "good"
interpretation. Both sign offsets are roughly 0.01. The carbon interconsistency
check shows an opposite offset of -0.0045. All in all maintain especially given
the large number of new JMA cruises with a similar offset.
Posted by nlange@geomar.de on 2020-02-20 10:48:46 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - phosphate
An offset (indicating too low concentrations) is present but clearly witin the
limits. Further the three most recent crs (younger 2011) have slightly smaller
offsets just above 0.99… The Redfield ratio would not be imrpoved through an
upward adjustment though. Maintain with doubts.
Posted by nlange@geomar.de on 2020-02-20 10:48:01 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023



| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20070216_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20070904_Xover.png | [autogenerated from RC_Nico/nitrate!] |
View | |
| 49NZ20140717_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 49UP20180501[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 49UP20180501
GLODAPv3 release: nitrate update of 49UP20180501 based on nitrate_offset: 0.0;
inversion: 0.0; inversion_full: -0.2; preadjustment: 0; offsets_raw: 0.2;
offsets_preadj: 0.2; offsets_preadj_u: 0.4; offsets_post: 0.2; offsets_post_u:
0.3; offsets_post_rt: 0.2; numberofxovers: 76; 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
49UP20180501 - nitrate
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:33 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20010604_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20030220_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20050525_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20070216_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/phosphate!] |
View | |
| 49NZ20070904_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 | |
| 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 49UP20180501[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 16:37:49 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated phosphate update for 49UP20180501
GLODAPv3 release: phosphate update of 49UP20180501 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.1; preadjustment: 0; offsets_raw: -0.6;
offsets_preadj: -0.6; offsets_preadj_u: 0.3; offsets_post: -0.4; offsets_post_u:
0.2; offsets_post_rt: -0.5; numberofxovers: 75; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:34 UTC for data product: GLODAPv3
49UP20180501 - phosphate
An offset (indicating too low concentrations) is present but clearly witin the
limits. Further the three most recent crs (younger 2011) have slightly smaller
offsets just above 0.99… The Redfield ratio would not be imrpoved through an
upward adjustment though. Maintain with doubts.
Posted by nlange@geomar.de on 2020-02-20 10:48:01 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 49NZ20040807_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20050525_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20070216_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| 49NZ20070904_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 | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/silicate!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/silicate!] |
View | |
| si_MLR.png | [autogenerated from RC_Nico/silicate!] |
View | |
| si_MLR_oxy.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 49UP20180501[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for silicate_offset from percent
to factor: 0.991.
Posted by nlange@geomar.de on 2026-08-05 16:38:02 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated silicate update for 49UP20180501[1-last]
GLODAPv3 release: CORRIGENDUM - silicate update of 49UP20180501[1-last] based on
silicate_offset: -0.9; inversion: 0.1; inversion_full: 0.1; preadjustment: -1;
offsets_raw: 0.2; offsets_preadj: 0.3; offsets_preadj_u: 0.4; offsets_post:
-0.0; offsets_post_u: 0.2; offsets_post_rt: 0.0; numberofxovers: 72; 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
49UP20180501 - silicate
Again, silicate seems off - this time even by about 2%. Good agreement between
all crs and offset is present at all depth - even though slightly decreasing
near the deepest layers… Adjust according to the weighted mean.
Posted by nlange@geomar.de on 2020-02-20 10:48:21 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023

| Filename: | Comment: | Action | |
|---|---|---|---|
| 325019850804_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49HG19960807_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20060526_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20070216_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20070724_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| 49NZ20070904_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 | |
| 49UP20000420_Xover.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| Xresults.png | [autogenerated from RC_Nico/oxygen!] |
View | |
| si_MLR_oxy.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 49UP20180501[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 49UP20180501
GLODAPv3 release: oxygen update of 49UP20180501 based on oxygen_offset: 0.0;
inversion: 0.0; inversion_full: -0.2; preadjustment: 0; offsets_raw: 0.1;
offsets_preadj: 0.2; offsets_preadj_u: 0.1; offsets_post: 0.2; offsets_post_u:
0.1; offsets_post_rt: 0.2; numberofxovers: 76; 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
49UP20180501 - oxygen
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:37 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 49UP20180501[1-last]
GLODAPv3 release: CORRIGENDUM - converted value for silicate_offset from percent
to factor: 0.991.
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 49UP20180501[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 16:37:49 UTC for data product: GLODAPv3
GLODAPv3 release: converted value for oxygen_offset from percent to factor for 49UP20180501[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 49UP20180501[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 49UP20180501[1-last]
GLODAPv3 release: CORRIGENDUM - silicate update of 49UP20180501[1-last] based on
silicate_offset: -0.9; inversion: 0.1; inversion_full: 0.1; preadjustment: -1;
offsets_raw: 0.2; offsets_preadj: 0.3; offsets_preadj_u: 0.4; offsets_post:
-0.0; offsets_post_u: 0.2; offsets_post_rt: 0.0; numberofxovers: 72; 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
49UP20180501[1-last] GLODAPv3 release
GLODAPv3 release: silicate autogenerated adjustment parameter update for
49UP20180501 - 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 49UP20180501[1-last]
Automated addition of temperature as NEW parameter to 49UP20180501[1-last] based
on temperature_offset: 0.
Posted by nlange@geomar.de on 2026-08-05 14:17:18 UTC for data product: GLODAPv3
49UP20180501[1-last] GLODAPv3 release
Automated addition of temperature as NEW adjustment parameter in GLODAPv3 to
49UP20180501[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 49UP20180501
GLODAPv3 release: tco2 update of 49UP20180501 based on tco2_offset: 0.0;
inversion: 0.0; inversion_full: 0.7; preadjustment: 0; offsets_raw: -0.2;
offsets_preadj: -0.6; offsets_preadj_u: 0.4; offsets_post: -1.0; offsets_post_u:
0.3; offsets_post_rt: -0.8; numberofxovers: 41; trends_pre: 0.1; trends_adj:
0.0.
Posted by nlange@geomar.de on 2026-08-04 17:12:19 UTC for data product: GLODAPv3
49UP20180501 GLODAPv3 release
GLODAPv3 release: tco2 autogenerated adjustment parameter update for
49UP20180501 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:12:19 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated salinity update for 49UP20180501
GLODAPv3 release: salinity update of 49UP20180501 based on salinity_offset:
0.0000; inversion: 0.0000; inversion_full: 0.0004; preadjustment: 0;
offsets_raw: -0.0005; offsets_preadj: -0.0004; offsets_preadj_u: 0.0005;
offsets_post: -0.0005; offsets_post_u: 0.0004; offsets_post_rt: -0.0007;
numberofxovers: 79; trends_pre: 0.0000; trends_adj: 0.0000.
Posted by nlange@geomar.de on 2026-08-04 17:11:48 UTC for data product: GLODAPv3
49UP20180501 GLODAPv3 release
GLODAPv3 release: salinity autogenerated adjustment parameter update for
49UP20180501 - 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 49UP20180501
GLODAPv3 release: phosphate update of 49UP20180501 based on phosphate_offset:
0.0; inversion: 0.0; inversion_full: 0.1; preadjustment: 0; offsets_raw: -0.6;
offsets_preadj: -0.6; offsets_preadj_u: 0.3; offsets_post: -0.4; offsets_post_u:
0.2; offsets_post_rt: -0.5; numberofxovers: 75; trends_pre: -0.0; trends_adj:
-0.0.
Posted by nlange@geomar.de on 2026-08-04 17:11:34 UTC for data product: GLODAPv3
49UP20180501 GLODAPv3 release
GLODAPv3 release: phosphate autogenerated adjustment parameter update for
49UP20180501 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 17:11:34 UTC for data product: GLODAPv3
GLODAPv3 release: autogenerated oxygen update for 49UP20180501
GLODAPv3 release: oxygen update of 49UP20180501 based on oxygen_offset: 0.0;
inversion: 0.0; inversion_full: -0.2; preadjustment: 0; offsets_raw: 0.1;
offsets_preadj: 0.2; offsets_preadj_u: 0.1; offsets_post: 0.2; offsets_post_u:
0.1; offsets_post_rt: 0.2; numberofxovers: 76; 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
49UP20180501 GLODAPv3 release
GLODAPv3 release: oxygen autogenerated adjustment parameter update for
49UP20180501 - 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 49UP20180501
GLODAPv3 release: nitrate update of 49UP20180501 based on nitrate_offset: 0.0;
inversion: 0.0; inversion_full: -0.2; preadjustment: 0; offsets_raw: 0.2;
offsets_preadj: 0.2; offsets_preadj_u: 0.4; offsets_post: 0.2; offsets_post_u:
0.3; offsets_post_rt: 0.2; numberofxovers: 76; 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
49UP20180501 GLODAPv3 release
GLODAPv3 release: nitrate autogenerated adjustment parameter update for
49UP20180501 - 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 49UP20180501
GLODAPv3 release: alkalinity update of 49UP20180501 based on alkalinity_offset:
0.0; inversion: 0.0; inversion_full: -1.5; preadjustment: 0; offsets_raw: 1.7;
offsets_preadj: 1.7; offsets_preadj_u: 0.4; offsets_post: 1.2; offsets_post_u:
0.2; offsets_post_rt: 1.1; numberofxovers: 38; trends_pre: 0.0; trends_adj: 0.0.
Posted by nlange@geomar.de on 2026-08-04 13:46:32 UTC for data product: GLODAPv3
49UP20180501 GLODAPv3 release
GLODAPv3 release: alkalinity autogenerated adjustment parameter update for
49UP20180501 - select parameter to view annotation with specific details.
Posted by nlange@geomar.de on 2026-08-04 13:46:32 UTC for data product: GLODAPv3
49UP20180501 - ph
Only two deep and signifiant crs - less significant crs do not allow a "good"
interpretation. Both sign offsets are roughly 0.01. The carbon interconsistency
check shows an opposite offset of -0.0045. All in all maintain especially given
the large number of new JMA cruises with a similar offset.
Posted by nlange@geomar.de on 2020-02-20 10:48:46 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - silicate
Again, silicate seems off - this time even by about 2%. Good agreement between
all crs and offset is present at all depth - even though slightly decreasing
near the deepest layers… Adjust according to the weighted mean.
Posted by nlange@geomar.de on 2020-02-20 10:48:21 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - phosphate
An offset (indicating too low concentrations) is present but clearly witin the
limits. Further the three most recent crs (younger 2011) have slightly smaller
offsets just above 0.99… The Redfield ratio would not be imrpoved through an
upward adjustment though. Maintain with doubts.
Posted by nlange@geomar.de on 2020-02-20 10:48:01 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - oxygen
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:37 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - nitrate
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:33 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - alkalinity
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:28 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - tco2
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:24 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - salinity
Maintain.
Posted by nlange@geomar.de on 2020-02-20 10:47:20 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
49UP20180501 - initialized
original: 49UP20180501; rf201804; Ryofu Maru III; Shuji Tsubaki; NN
Posted by nlange@geomar.de on 2020-02-18 17:49:52 UTC for data product: GLODAPv2.2020, v2.2021, v2.2022, v2.2023
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