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García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2010): Meteorological observations during ACTIVE cruise from New York to Plymouth started at 1776-11-14 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.747148, In: Jones, Philip D; Wheeler, Dennis A; Können, Gunther P; Koek, Frits B; Prieto, Maria del Rosario; García-Herrera, Ricardo (2007): Climatological observations from ship logbooks between 1750 and 1854 (release 2.1) [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.611088

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Related to:
García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2005): CLIWOC: A Climatological Database for the World's Oceans 1750–1854 (and 10 more publications about CLIWOC results in the same volume). Climatic Change, 73(1-2), 1-12ff, https://doi.org/10.1007/s10584-005-6952-6
Funding:
Fifth Framework Programme (FP5), grant/award no. EVK2-CT-2000-00090: Climatological Database for the Worlds Oceans: 1750-1854
Coverage:
Median Latitude: 43.327308 * Median Longitude: -42.842308 * South-bound Latitude: 37.680000 * West-bound Longitude: -71.600000 * North-bound Latitude: 49.530000 * East-bound Longitude: -8.600000
Date/Time Start: 1776-11-14T17:00:00 * Date/Time End: 1776-12-13T00:00:00
Event(s):
Active_17761114_NMM_ADM/L/A17 * Latitude Start: 40.670000 * Longitude Start: -74.040000 * Latitude End: 50.299000 * Longitude End: -4.150000 * Date/Time Start: 1776-11-14T00:00:00 * Date/Time End: 1776-12-13T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Active (6th Rate Frigate), Voyage: New York - Plymouth, 1st Observer: William Williams (2nd Officer/Lieutenant), Company: Royal Navy, Other ship information: 28G 586BM
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DATE/TIMEDate/TimeGeocode
LATITUDELatitudeGeocode
LONGITUDELongitudeGeocode
Wind directiondddegWind direction (from which the wind is blowing) in whole degrees from: 1-360; 361 = calm, 362 = variable. It is not clear from many logbook entries whether the wind direction has been corrected for the magnetic variation (or declination). To avoid any misunderstanding, all winds from reports that included a valid position in the period 1750-1854 were corrected. All other wind directions are given without being corrected.
Wind speedffm/scalculated from the descriptive terms of wind force given in the observations
LandmarkLandmarkName of first landmark
BearingBearingBearing of the first landmark
Distance to landmarkDistancearbitrary unitsDistance to the first landmark
CourseCourseCourse of the ship during the past 24 hours
10 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
11 DeclinationDecldegIt is generally accepted by the CLIWOC team that the wind directions, reported by the ships officers, were relative to the magnetic North direction. Navigators were well aware of the difference between the true and magnetic north direction, but the compasses (we assumed that the bearing-compasses were mostly used for determining the wind direction) were not always adjusted. Therefore the wind direction has to be corrected. The magnetic declination (or variation, as it is known on board ships) is given for the whole CLIWOC period (1750-1850) for every 5x5 degree square. The number was added to the wind direction to get the true wind direction.
12 Wind direction descriptionWind dir descrAll reported wind directions on this day. The wind direction is the direction that points to where the wind comes from.
13 Wind force descriptionWind force descrAll reported wind forces on this day
14 Precipitation descriptionPrecip descr
15 State of the sea descriptionState sea descr
16 ClearnessClearness
17 GustsGusts1 If wind gusts are reported
18 Precipitation/RainRain1 If rain was reported
19 FogFog1 If fog was reported
20 Snow typeSnow1 If snow was reported
21 ThunderThunder1 If thunder and or lightning was reported
22 HailHail1 If hail was reported
23 Sea iceSea ice1 If sea-ice or icebergs were reported
24 IdentificationIDCLIWOC 2.1 line number
Size:
548 data points

Data

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


Date/Time

Latitude

Longitude

dd [deg]
(Wind direction (from which th...)

ff [m/s]
(calculated from the descripti...)

Landmark
(Name of first landmark)

Bearing
(Bearing of the first landmark)

Distance [arbitrary units]
(Distance to the first landmark)

Course
(Course of the ship during the...)
10 
Distance [arbitrary units]
(Distance travelled during the...)
11 
Decl [deg]
(It is generally accepted by t...)
12 
Wind dir descr
(All reported wind directions ...)
13 
Wind force descr
(All reported wind forces on t...)
14 
Precip descr
15 
State sea descr
16 
Clearness
17 
Gusts
(1 If wind gusts are reported)
18 
Rain
(1 If rain was reported)
19 
Fog
(1 If fog was reported)
20 
Snow
(1 If snow was reported)
21 
Thunder
(1 If thunder and or lightning...)
22 
Hail
(1 If hail was reported)
23 
Sea ice
(1 If sea-ice or icebergs were...)
24 
ID
(CLIWOC 2.1 line number)
1776-11-14T17:0039.83-71.603546.7LIGHT HOUSEN74W39S74E116.00-6WNW, NNW, NMODERATECLEAR0000000221
1776-11-15T17:0039.28-70.163096.7SANDY HOOKN71W64S63E74.00-6NNW, NWMODERATEFAIR0000000222
1776-11-16T17:0039.15-68.981686.7SANDY HOOKN73W82S82E56.00-6E, ESE, S1/2EMODERATEFAIR0000000223
1776-11-17T16:0039.15-65.13362SANDY HOOKN80W141E180.00-8WNW, VARIABLEHAZY0000000224
1776-11-18T16:0039.23-61.5535022.6SANDY HOOKN83W194N88E167.00-10NSTRONG GALESGREAT SEA0000000225
1776-11-19T16:0039.35-58.3536222.6SANDY HOOKN85W243N87E149.00-10NBE, VARIABLESTRONG GALESRAIN0100000226
1776-11-20T16:0038.47-56.663626.7SANDY HOOKN82W273S56E93.00-11NNE, VARIABLEMODERATEGREAT SEAFAIR0000000227
1776-11-21T16:0038.13-55.253621.0SANDY HOOKN81W295S73E70.00-11NEBN, NNE, VARIABLELIGHT AIRS0000000228
1776-11-22T16:0037.68-54.70362SANDY HOOKN80W306S42E34.00-11NE, VARIABLEFRESH AND SQUALLYRAIN0100000229
1776-11-23T16:0038.78-54.553621.0NANTUCKETTN81W209N6E66.00-11NEBE, N, VARIABLELIGHT AIRSFAIR0000000230
1776-11-24T16:0040.00-53.983041.0NANTUCKETTN84W223N22E78.00-11ENE, NWLIGHT AIRSCLEAR0000000231
1776-11-25T15:0041.50-51.61303CORVOS82E282N49E136.00-12W, NWMODERATE, AM SQUALLYAM RAINCLEAR0100000232
1776-11-26T15:0042.13-49.913626.7VIRGIN ROCKSN18W84N80E98.00-12ESE, VARIABLEMODERATECLOUDY0000000233
1776-11-27T15:0042.42-47.712586.7CORVON78E149N80E103.00-12W,MODERATECLOUDY0000000234
1776-11-28T15:0043.37-45.002526.7SCILLYN76E547N64E131.00-18WMODERATECLOUDY0000000235
1776-11-29T15:0044.60-41.1532019.0LIZARDN77E474N67E189.00-18SW, WNW, NNWFRESH GALESFOLLOWING SEAHAZY0000000236
1776-11-30T14:0045.52-36.6033022.6N78E421N73E193.00-19NW, NNW, NBWSTRONG GALES WITH FREQUENT SQUALLS0000000237
1776-12-01T14:0046.38-32.4332922.6SCILLYN78E359N73E184.00-20NW, NBWSTRONG GALES AND SQUALLYGREAT SEA0000000238
1776-12-02T14:0046.68-29.71160SCILLYN80E327N82E95.00-20NNW, SCLOUDY0000000239
1776-12-03T14:0048.72-25.5027019.0SCILLYN84E254N56E208.00-23SBW, WNWFRESH GALESHAZY0000000240
1776-12-04T13:0049.22-21.0322522.6LIZARDN86E202N86E158.00-23WNW, WSWSTRONG GALESCLOUDY0000000241
1776-12-05T13:0049.53-17.26362SCILLYN87E150N81E159.00-23VARIABLESQUALLYFREQUENT SHOWERS OF RAIN1100000242
1776-12-06T13:0049.53-13.7520222.6SCILLYN85E99E137.00-23SSW, SWSTRONG GALES AND SQUALLY0000000243
1776-12-07T13:0049.47-11.903629.3SCILLYN83E76S87E72.00-23WNW, VARIABLEFRESH BREEZESHAZY0000000244
1776-12-08T13:0049.17-10.83292SCILLYN77E57S81E63.00-23WSW, VARIABLE, NWCLEAR0000000245
1776-12-09T13:0049.22-8.602256.7SCILLYN62E38S84E75.00-23NW, WSWMODERATECLOUDY0000000246
1776-12-10T00:0049.132486.7SCILLYN81E31WSWMODERATECLEAR0000000247
1776-12-11T00:0049.121586.7SCILLYN79E25SSW, SSEMODERATEHAZY0000000248
1776-12-12T00:0049.501916.7SCILLYNE15SBWMODERATECLOUDY0000000249
1776-12-13T00:002256.7SCILLYNNE5SWMODERATEHAZY0000000250