GDP Weekly Array Status Update



Composition of the Global Drifter Array on 07-Oct-2019:

SIO : 456
Pacif.Gyre: 386
DBi : 294
Metocean: 227
NKE : 47
Unknown: 4
Marlin Yug: 3
TOTAL: 1417



Number of Iridium drifters: 1310

Fraction of array that is Iridium: 92.4 percent

Array size on 23 Sep 2019: 1374 drifters


Added IDs (93):

63669210 63942710 65313870 65315740 65318960 65319870 65410660 65411660 65513760 65608990

65609520 65609530 65609540 65609900 65800000 66021100 66021210 66021220 66021230 66021240

66021270 66021280 66022060 66025220 66025240 66082230 66085220 66089220 66312380 66312490

66410170 66410760 66410820 66410930 66412790 66412970 66412980 66413120 66413130 66413390

66413730 66413740 66413760 66413780 66413980 66413990 66414140 66414640 66414750 66414820

66414870 66414920 66414930 66414940 66415830 66415860 66415870 66415880 66415920 66416940

66416950 66416960 66416990 66417140 66417690 66417740 66417760 66417780 66417860 66417870

66417880 66417890 66417900 66432890 66433890 66438030 66439250 66512810 66514710 66514780

66710030 66911860 66912760 66912780 66912810 66912830 66912840 66912850 67112240 67112260

67112280 68213170 68310100


Lost IDs (50):

133217 62887800 63253160 63349960 63470580 63663560 63678970 63770160 63890690 63891840

63892840 63932810 63945860 63946930 63993420 63996540 64731820 64736890 64762640 64826390

64834010 64874120 64874160 64877070 64879170 64879500 64879540 64942900 65314900 65319740

65382700 65385680 65480860 65480940 65481870 65485860 65486930 65589190 65702850 65707990

65713120 65713240 65718060 66218740 66431360 66536040 66612850 66612970 66615910 67245730


Net change: 93 - 50 = 43

New array size on 7 Oct 2019: 1417 drifters.


Death rate: 44.8 deaths per 1250 drifters per 14 days (1168 deaths per 1250 per year).


Mean age of dead drifters: 532 days. Median: 480 days.


Deplog information for dead drifters (underlined: aground/picked up):

ID WMO# DepDate DepLat DepLon ShipManufacturer Type Prgm
65485860320169429-Jun-2019-5.0-110.0BLUEFIN DBi SVP3GI 21312
66218740440253230-May-201957.8-23.6UNKNOWN SIO SVPGHI 21312
66431360210161430-Apr-201943.0146.0WESTWOOD COLUMBPacific GyBD2GI 21312
67245730320174326-Mar-20198.0-95.5BLUEFIN Pacific GyBD2GI 21312
64736890560154517-Mar-2019-24.168.0ASTOR DBi BD2GI 21312
64877070170154213-Dec-2018-55.00.0SA AGULHAS DBi BD2GI 21312
65314900310153915-Oct-2018-34.7-50.8Brazilian NAVY SIO BD2GHI 21312
65486930540165706-Oct-2018-8.6-140.4ALIS DBi SVP3GI 21312
65702850510261030-Sep-2018-2.1-124.9UNKNOWN Pacific GySVP3GI 21312
65480860210160412-Aug-201833.7156.6GAIA DBi SVP3GI 21312
66612850460166921-Jul-201849.2-139.9SALLY RIDE DBi SVP3GI 21312
62887800460160412-Jul-201854.3-158.0WESTWOOD VICTORMetocean BD2GI 21312
65480940440181309-Jul-201839.5-59.3STATE OF MAINE DBi SVP3GI 21312
65481870440181404-Jul-201833.5-20.7EMPIRE STATE DBi SVP3GI 21312
66612970210159601-Jul-201832.7144.0BLUEFIN DBi SVP3GI 21312
63946930530152521-Jun-20188.5134.6UNKNOWN SIO SVPGHI 21312
65382700420155406-Jun-201818.4-64.3R/V NANCY FOSTEDBi SVP3GI 21312
64874160540156025-May-201848.4-34.0VOLVO OCEAN RACDBi SVP3GI 21312
64874120540155724-May-201847.9-37.9VOLVO OCEAN RACDBi SVP3GI 21312
66615910420154504-May-201827.8-90.9R/V NANCY FOSTEDBi SVP3GI 21312
65707990460166103-May-201840.0151.4WESTWOOD RAINIEPacific GyBD2GI 21312
65385680410165002-May-201825.9-79.6CMA CGM AMBER DBi SVP3GI 21312
63349960140166205-Apr-20183.050.1UNKNOWN SIO SVPGHI 21312
64762640130155224-Mar-201810.0-23.0RONALD BROWN Pacific GySVP3GI 21312
64834010340155509-Feb-2018-60.0-63.3LM GOULD DBi BD2GI 21312
64942900330160213-Dec-2017-45.9-41.7Unknown Metocean BD2GI 2222
63945860320156829-Aug-201711.2-125.0LADY AMBER SIO SVPGHI 21312
64826390140155824-Jul-2017-18.561.0UNKNOWN Pacific GySVP3GI 21312
63678970170151708-Jul-2017-50.630.0SA AGULHAS DBi BD2GI 21312
64731820320161211-May-2017-18.0-84.7RONALD BROWN DBi SVP3GI 21312
63770160150151508-May-2017-38.825.3MARION DUFRESNEDBi BD2GI 21312
63891840210151215-Mar-201740.0143.0WESTWOOD COLUMBDBi BD2GI 21312
63996540130151521-Feb-2017-31.8-45.6RONALD BROWN DBi SVP3GI 21312
63663560170160301-Feb-2017-50.01.5R/V AGULHAS II Metocean SVP3GI 2222
63890690560150723-Jan-2017-55.0148.9R/V OGS EXPLORADBi BD2GI 21312
63892840210152223-Dec-201638.2144.0WESTWOOD RAINIEDBi BD2GI 21312
63470580230156327-Nov-2016-8.054.9UNKNOWN DBi BD2GI 21312
63253160210153119-Nov-201639.8137.5UNKNOWN SIO SVPGHI 21312
63993420520155527-Oct-201615.0136.9GAIA DBi SVP3GI 21312
63932810540152515-Feb-2016-54.6-143.3R/V ARAON Pacific GyBD2GI 21312
133217320062323-Jun-20142.0-110.1KILO MOANA Metocean SVP3 9325


Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):

ID MANUFACTURER TYPE TRANSMISSION
66536040Pacific GyBD2A3
64879170DBiSVP3A3
64879500DBiSVP3A3
64879540DBiSVP3A3
65319740SIOSVPGHI
65713240SIOBD2GHI
65713120SIOBD2GHI
65589190DBiSVP3A3
65718060SIOBD2GHI