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Data Publisher for Earth & Environmental Science

Arndt, Stefanie; Castellani, Giulia (2019): Sea ice conditions during POLARSTERN cruise PS117 [dataset]. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.901279

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Keyword(s):
ASPeCt; PS117; Sea ice; sea-ice observation
Project(s):
Coverage:
Median Latitude: -69.422442 * Median Longitude: -15.796078 * South-bound Latitude: -71.246130 * West-bound Longitude: -52.197670 * North-bound Latitude: -63.415050 * East-bound Longitude: 0.455750
Date/Time Start: 2019-01-03T09:00:00 * Date/Time End: 2019-01-30T15:00:00
Event(s):
PS117-track * Latitude Start: -33.906800 * Longitude Start: 18.433700 * Latitude End: -53.144700 * Longitude End: -70.909100 * Date/Time Start: 2018-12-15T00:00:00 * Date/Time End: 2019-02-07T00:00:00 * Location: South Atlantic Ocean * Campaign: PS117 * Basis: Polarstern * Method/Device: Underway cruise track measurements (CT)
Comment:
Visual observations of sea-ice conditions were performed hourly from the bridge of Polarstern. The observations followed the ASPeCt protocol.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DATE/TIMEDate/TimeArndt, StefanieGeocode
LATITUDELatitudeArndt, StefanieGeocode
LONGITUDELongitudeArndt, StefanieGeocode
Ice coverageIce cov%Arndt, StefanieSea ice observation according to ASPeCt protocol
Open water typeOpen watercodeArndt, StefanieSea ice observation according to ASPeCt protocol
Ice coverageIce cov%Arndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
Ice typeIce typecodeArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice
Sea ice thicknessEsEsmArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
Floe sizeFloe sizecodeArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
10 Sea ice topographyTopographycodeArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
11 Snow typeSnow typecodeArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
12 Snow thicknessSnow thickmArndt, StefanieSea ice observation according to ASPeCt protocolprimary ice type
13 Ice coverageIce cov%Arndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
14 Ice typeIce typecodeArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice
15 Sea ice thicknessEsEsmArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
16 Floe sizeFloe sizecodeArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
17 Sea ice topographyTopographycodeArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
18 Snow typeSnow typecodeArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
19 Snow thicknessSnow thickmArndt, StefanieSea ice observation according to ASPeCt protocolsecondary ice type
20 Ice coverageIce cov%Arndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
21 Ice typeIce typecodeArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice
22 Sea ice thicknessEsEsmArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
23 Floe sizeFloe sizecodeArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
24 Sea ice topographyTopographycodeArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
25 Snow typeSnow typecodeArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
26 Snow thicknessSnow thickmArndt, StefanieSea ice observation according to ASPeCt protocoltertiary ice type
27 Temperature, waterTemp°CArndt, Stefanieat 5 m water depth, bow of Polarstern
28 Temperature, airTTT°CArndt, StefanieMeteorological observation according to ASPeCt protocol
29 Wind speedffm/sArndt, StefanieMeteorological observation according to ASPeCt protocol
30 Wind directiondddegArndt, StefanieMeteorological observation according to ASPeCt protocol
31 VisibilityVisibilitycodeArndt, StefanieMeteorological observation according to ASPeCt protocol
32 CloudinessCloudsoktaArndt, StefanieMeteorological observation according to ASPeCt protocol
33 WeatherWeathercodeArndt, StefanieMeteorological observation according to ASPeCt protocol
34 CommentCommentArndt, StefanieMeteorological observation according to ASPeCt protocol
35 Uniform resource locator/link to imageURL imageArndt, Stefanieahead
36 Uniform resource locator/link to imageURL imageArndt, Stefanieport
37 Uniform resource locator/link to imageURL imageArndt, Stefaniestarboard
Size:
1191 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Date/Time

Latitude

Longitude

Ice cov [%]
(Sea ice observation according...)

Open water [code]
(Sea ice observation according...)

Ice cov [%]
(primary ice type, Sea ice obs...)

Ice type [code]
(primary ice, Sea ice observat...)

EsEs [m]
(primary ice type, Sea ice obs...)

Floe size [code]
(primary ice type, Sea ice obs...)
10 
Topography [code]
(primary ice type, Sea ice obs...)
11 
Snow type [code]
(primary ice type, Sea ice obs...)
12 
Snow thick [m]
(primary ice type, Sea ice obs...)
13 
Ice cov [%]
(secondary ice type, Sea ice o...)
14 
Ice type [code]
(secondary ice, Sea ice observ...)
15 
EsEs [m]
(secondary ice type, Sea ice o...)
16 
Floe size [code]
(secondary ice type, Sea ice o...)
17 
Topography [code]
(secondary ice type, Sea ice o...)
18 
Snow type [code]
(secondary ice type, Sea ice o...)
19 
Snow thick [m]
(secondary ice type, Sea ice o...)
20 
Ice cov [%]
(tertiary ice type, Sea ice ob...)
21 
Ice type [code]
(tertiary ice, Sea ice observa...)
22 
EsEs [m]
(tertiary ice type, Sea ice ob...)
23 
Floe size [code]
(tertiary ice type, Sea ice ob...)
24 
Topography [code]
(tertiary ice type, Sea ice ob...)
25 
Snow type [code]
(tertiary ice type, Sea ice ob...)
26 
Snow thick [m]
(tertiary ice type, Sea ice ob...)
27 
Temp [°C]
(at 5 m water depth, bow of Po...)
28 
TTT [°C]
(Meteorological observation ac...)
29 
ff [m/s]
(Meteorological observation ac...)
30 
dd [deg]
(Meteorological observation ac...)
31 
Visibility [code]
(Meteorological observation ac...)
32 
Clouds [okta]
(Meteorological observation ac...)
33 
Weather [code]
(Meteorological observation ac...)
34 
Comment
(Meteorological observation ac...)
35 
URL image
(ahead)
36 
URL image
(port)
37 
URL image
(starboard)
2019-01-03T09:00-69.08545-0.0502270350600.750061240.220900.13001-0.20-1.77.01039763PS117_001_a_2019-01-03T08_00.jpgPS117_001_p_2019-01-03T08_00.jpgPS117_001_s_2019-01-03T08_00.jpg
2019-01-04T02:00-69.237280.0122290490700.75005110-1.70-3.29.0909782PS117_002_a_2019-01-03T09_00.jpgPS117_002_p_2019-01-03T09_00.jpgPS117_002_s_2019-01-03T09_00.jpg
2019-01-04T03:00-69.326000.03593804807060000-1.70-3.38.8929782PS117_003_a_2019-01-04T02_00.jpgPS117_003_p_2019-01-04T02_00.jpgPS117_003_s_2019-01-04T02_00.jpg
2019-01-04T11:00-69.392380.2919770370700.730061130.3-1.90-1.812.03559071Ship became stationary during obserations.PS117_004_a_2019-01-04T03_00.jpgPS117_004_p_2019-01-04T03_00.jpgPS117_004_s_2019-01-04T03_00.jpg
2019-01-04T13:00-69.401330.3180290270801.260066130.310600.4400030.110900.1300000.0-1.80-1.512.2909770PS117_005_a_2019-01-04T11_00.jpgPS117_005_p_2019-01-04T11_00.jpgPS117_005_s_2019-01-04T11_00.jpg
2019-01-04T15:00-69.445950.4557530420801.260066440.310900.4300010.1-2.00-1.712.2889782during recording, vessel entered polyna, though, picture are not representativePS117_006_a_2019-01-04T13_00.jpgPS117_006_p_2019-01-04T13_00.jpgPS117_006_s_2019-01-04T13_00.jpg
2019-01-04T17:00-69.35892-0.8989880480801.280090.3-1.90-0.712.2969782PS117_007_a_2019-01-04T15_00.jpgPS117_007_p_2019-01-04T15_00.jpgPS117_007_s_2019-01-04T15_00.jpg
2019-01-04T18:00-69.34860-0.9965390290801.870061330.1-1.70-1.914.89494870PS117_008_a_2019-01-04T17_00.jpgPS117_008_p_2019-01-04T17_00.jpgPS117_008_s_2019-01-04T17_00.jpg
2019-01-04T19:00-69.33258-1.1436090290801.580010020.0-1.80-1.911.09897871PS117_009_a_2019-01-04T18_00.jpgPS117_009_p_2019-01-04T18_00.jpgPS117_009_s_2019-01-04T18_00.jpg
2019-01-04T21:00-69.32868-1.3273280340600.660071450.130900.6600050.210500.2300050.1-1.00-1.013.0929783PS117_010_a_2019-01-04T19_00.jpgPS117_010_p_2019-01-04T19_00.jpgPS117_010_s_2019-01-04T19_00.jpg
2019-01-05T01:00-69.29407-2.1648830530600.55000.0-1.40-2.29.79897871PS117_011_a_2019-01-04T21_00.jpgPS117_011_p_2019-01-04T21_00.jpgPS117_011_s_2019-01-04T21_00.jpg
2019-01-09T09:00-70.13042-11.0181810810900.50000.0-1.30-3.43.61879762PS117_012_a_2019-01-05T01_00.jpgPS117_012_p_2019-01-05T01_00.jpgPS117_012_s_2019-01-05T01_00.jpg
2019-01-09T12:00-70.18450-11.2405570230700.850019130.240900.6300-1.40-2.84.41999673PS117_013_a_2019-01-09T09_00.jpgPS117_013_p_2019-01-09T09_00.jpgPS117_013_s_2019-01-09T09_00.jpg
2019-01-09T13:00-70.20515-11.21838100280701.05000020900.530000-1.90-2.33.4219962PS117_014_a_2019-01-09T12_00.jpgPS117_014_p_2019-01-09T12_00.jpgPS117_014_s_2019-01-09T12_00.jpg
2019-01-09T15:00-70.19872-11.2366580260700.850019060.1-0.90-2.12.62149773PS117_015_a_2019-01-09T13_00.jpgPS117_015_p_2019-01-09T13_00.jpgPS117_015_s_2019-01-09T13_00.jpg
2019-01-10T04:00-70.08737-10.293654040600.740020000.0-1.50-3.62.81459722Weather: Sunshine with few cloudsPS117_016_a_2019-01-09T15_00.jpgPS117_016_p_2019-01-09T15_00.jpgPS117_016_s_2019-01-09T15_00.jpg
2019-01-10T06:00-70.24005-9.9769590150900.80040.140600.750051140.1-1.80-4.64.51459741PS117_017_a_2019-01-10T04_00.jpgPS117_017_p_2019-01-10T04_00.jpgPS117_017_s_2019-01-10T04_00.jpg
2019-01-10T14:00-70.29938-10.05357100260600.750062140.340900.7300080.0-1.80-1.44.51559711PS117_018_a_2019-01-10T06_00.jpgPS117_018_p_2019-01-10T06_00.jpgPS117_018_s_2019-01-10T06_00.jpg
2019-01-10T15:00-70.32688-10.1564090270600.750061240.120900.430006-1.80-1.23.91559721PS117_019_a_2019-01-10T14_00.jpgPS117_019_p_2019-01-10T14_00.jpgPS117_019_s_2019-01-10T14_00.jpg
2019-01-10T18:00-70.31043-10.15522100290801.550064330.110900.730000-1.00-1.06.01309773PS117_020_a_2019-01-10T15_00.jpgPS117_020_p_2019-01-10T15_00.jpgPS117_020_s_2019-01-10T15_00.jpg
2019-01-11T06:00-70.32460-8.9909390250700.750081260.240900.70000.0-1.80-2.85.21449680PS117_021_a_2019-01-10T18_00.jpgPS117_021_p_2019-01-10T18_00.jpgPS117_021_s_2019-01-10T18_00.jpg
2019-01-11T13:00-70.40522-8.9615290290801.560061140.1-1.70-1.49.61589782PS117_022_a_2019-01-11T06_00.jpgPS117_022_p_2019-01-11T06_00.jpgPS117_022_s_2019-01-11T06_00.jpg
2019-01-11T14:00-70.51383-8.7874207000.00000.0-2.00-1.29.9129782Just arrived at a coastal polynya with shelf icePS117_023_a_2019-01-11T13_00.jpgPS117_023_p_2019-01-11T13_00.jpgPS117_023_s_2019-01-11T13_00.jpg
2019-01-12T13:00-70.51890-8.793875075085600-1.50-2.66.5321962PS117_025_a_2019-01-11T14_00.jpgPS117_025_p_2019-01-11T14_00.jpgPS117_025_s_2019-01-11T14_00.jpg
2019-01-12T18:00-70.35188-8.7555890160701.050067130.13090300000.0-1.00-1.05.018592870PS117_026_a_2019-01-12T13_00.jpgPS117_026_p_2019-01-12T13_00.jpgPS117_026_s_2019-01-12T13_00.jpg
2019-01-16T08:00-70.32790-8.7680680260600.750061360.320900.330060160.2-1.80-1.82.52709773PS117_027_a_2019-01-12T18_00.jpgPS117_027_p_2019-01-12T18_00.jpgPS117_027_s_2019-01-12T18_00.jpg
2019-01-16T14:00-70.43018-8.8634370450701.040065250.320900.5300000.3-1.90-1.66.03359710Leads are very wide and we are approaching a coastal polynya. Ice is verz much broken up and ridged. I could not tell very well if it was old or first year ice. Vast ice (ice shelf and ice bergs) also present.PS117_028_a_2019-01-16T08_00.jpgPS117_028_p_2019-01-16T08_00.jpgPS117_028_s_2019-01-16T08_00.jpg
2019-01-17T08:00-70.47900-8.2610090270701.050063360.320900.5300010.0-1.70-1.74.21409681PS117_029_a_2019-01-16T14_00.jpgPS117_029_p_2019-01-16T14_00.jpgPS117_029_s_2019-01-16T14_00.jpg
2019-01-17T16:00-70.45800-8.2328390180600.550010060.210900.1300060.0-1.70-1.14.81009681PS117_030_a_2019-01-17T08_00.jpgPS117_030_p_2019-01-17T08_00.jpgPS117_030_s_2019-01-17T08_00.jpg
2019-01-17T17:00-70.45190-8.6956890280851.5300030.31012-1.000.05.01079672PS117_031_a_2019-01-17T16_00.jpgPS117_031_p_2019-01-17T16_00.jpgPS117_031_s_2019-01-17T16_00.jpg
2019-01-17T21:00-70.65993-9.6758710710300.040079100.0-0.70-0.86.0829782PS117_032_a_2019-01-17T17_00.jpgPS117_032_p_2019-01-17T17_00.jpgPS117_032_s_2019-01-17T17_00.jpg
2019-01-18T08:00-70.95417-12.590631006100600.750061160.2-1.50-2.113.6639683PS117_033_a_2019-01-17T21_00.jpgPS117_033_p_2019-01-17T21_00.jpgPS117_033_s_2019-01-17T21_00.jpg
2019-01-18T11:00-70.99830-13.5097850430801.850063150.220900.5300080.2-2.00-1.712.93009782PS117_034_a_2019-01-18T08_00.jpgPS117_034_p_2019-01-18T08_00.jpgPS117_034_s_2019-01-18T08_00.jpg
2019-01-18T12:00-71.00627-13.4835530830803.060065430.1-1.60-1.415.8779783PS117_035_a_2019-01-18T11_00.jpgPS117_035_p_2019-01-18T11_00.jpgPS117_035_s_2019-01-18T11_00.jpg
2019-01-18T16:00-71.06843-13.5170540530600.750071160.210900.330071100.1-1.70-1.516.27796822PS117_037_a_2019-01-18T12_00.jpgPS117_037_p_2019-01-18T12_00.jpgPS117_037_s_2019-01-18T12_00.jpg
2019-01-18T18:00-71.00287-13.9353370360701.150062130.110900.5300000.0-1.70-0.711.2609583PS117_038_a_2019-01-18T16_00.jpgPS117_038_p_2019-01-18T16_00.jpgPS117_038_s_2019-01-18T16_00.jpg
2019-01-18T20:00-70.98867-14.6790260440802.050016330.120900.730047130.1-1.70-0.710.4689682PS117_039_a_2019-01-18T18_00.jpgPS117_039_p_2019-01-18T18_00.jpgPS117_039_s_2019-01-18T18_00.jpg
2019-01-19T08:00-71.22035-19.7800080340600.550072220.130600.4300020.110900.1300020.0-1.50-1.214.6889682PS117_040_a_2019-01-18T20_00.jpgPS117_040_p_2019-01-18T20_00.jpgPS117_040_s_2019-01-18T20_00.jpg
2019-01-19T12:00-71.24613-19.6377780440700.950010020.140900.2300100-1.90-0.614.83549583PS117_041_a_2019-01-19T08_00.jpgPS117_041_p_2019-01-19T08_00.jpgPS117_041_s_2019-01-19T08_00.jpg
2019-01-19T14:00-71.23383-19.5200550340701.050018150.210900.5300080.0-1.50-0.413.57896856PS117_042_a_2019-01-19T12_00.jpgPS117_042_p_2019-01-19T12_00.jpgPS117_042_s_2019-01-19T12_00.jpg
2019-01-19T15:00-71.21673-20.1205090170600.550010050.320900.2300050.1-1.40-0.613.48195826PS117_043_a_2019-01-19T14_00.jpgPS117_043_p_2019-01-19T14_00.jpgPS117_043_s_2019-01-19T14_00.jpg
2019-01-19T16:00-71.14062-20.4806260950900.940000-2.00-0.69.413995871PS117_044_a_2019-01-19T15_00.jpgPS117_044_p_2019-01-19T15_00.jpgPS117_044_s_2019-01-19T15_00.jpg
2019-01-24T11:00-68.47317-44.1240030520600.540062150.310900.5300000.3-1.30-1.94.82409780Sea ice is far away so it was difficult to observe properly. From what I can see, it looks very broken up. Ice thickness is based on only a couple of floes that were relatively close to the ship.PS117_045_a_2019-01-19T16_00.jpgPS117_045_p_2019-01-19T16_00.jpgPS117_045_s_2019-01-19T16_00.jpg
2019-01-25T14:00-67.66025-46.2518260330600.440018160.120900.2300000.010300.1100000.0-2.00-1.610.21329772There are some icer bergs around. The ice between the small floes is actually a mixture between brash and pancake-type ice.PS117_046_a_2019-01-24T11_00.jpgPS117_046_p_2019-01-24T11_00.jpgPS117_046_s_2019-01-24T11_00.jpg
2019-01-26T09:00-65.54800-45.9529790970700.750010060.220900.3300060.2-1.60-1.68.21639782PS117_047_a_2019-01-25T14_00.jpgPS117_047_p_2019-01-25T14_00.jpgPS117_047_s_2019-01-25T14_00.jpg
2019-01-26T15:00-65.53317-46.2059790180801.840019150.510900.3300000.0-1.80-1.16.01759780PS117_048_a_2019-01-26T09_00.jpgPS117_048_p_2019-01-26T09_00.jpgPS117_048_s_2019-01-26T09_00.jpg
2019-01-26T16:00-65.43797-45.9996320810700.840071160.210600.3300060.1-1.60-1.36.71769782PS117_049_a_2019-01-26T15_00.jpgPS117_049_p_2019-01-26T15_00.jpgPS117_049_s_2019-01-26T15_00.jpg
2019-01-26T17:00-65.32317-45.9296770760902.040071131.0100.540010030.2-1.80-1.36.71839772PS117_050_a_2019-01-26T16_00.jpgPS117_050_p_2019-01-26T16_00.jpgPS117_050_s_2019-01-26T16_00.jpg
2019-01-28T16:00-63.94315-49.4103340740600.550010030.2-1.50-0.66.03009482PS117_051_a_2019-01-26T17_00.jpgPS117_051_p_2019-01-26T17_00.jpgPS117_051_s_2019-01-26T17_00.jpg
2019-01-29T12:00-63.67878-50.6702530830801.540018160.4-1.10-1.54.42229782Occasional ice berg, but fraction of total ice is too small to include it into the observations. Floes are small and scattered.PS117_052_a_2019-01-28T16_00.jpgPS117_052_p_2019-01-28T16_00.jpgPS117_052_s_2019-01-28T16_00.jpg
2019-01-30T15:00-63.41505-52.1976720820701.040013260.5-0.70-2.210.31899771Some icebergs around.PS117_053_a_2019-01-29T12_00.jpgPS117_053_p_2019-01-29T12_00.jpgPS117_053_s_2019-01-29T12_00.jpg