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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 SEAHORSE cruise from Gravesend to York Factory started at 1788-06-25 [dataset]. Public Record Office, Kew, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.752076, 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: 57.972759 * Median Longitude: -36.496207 * South-bound Latitude: 54.380000 * West-bound Longitude: -62.430000 * North-bound Latitude: 61.720000 * East-bound Longitude: -6.500000
Date/Time Start: 1788-06-25T12:00:00 * Date/Time End: 1788-07-23T16:00:00
Event(s):
Seahorse_17880625_PRO_BH1_1633 * Latitude Start: 51.490000 * Longitude Start: 1.170000 * Latitude End: 61.320000 * Longitude End: -64.020000 * Date/Time Start: 1788-06-25T00:00:00 * Date/Time End: 1788-07-23T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Seahorse, Voyage: Gravesend - York Factory, 1st Observer: Joshua Tunstall (1st Officer/Master), Company: Hudson Bay Company
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 CommentCommentOther remarks, that were not possible to put in the other remark fields
12 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.
13 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.
14 Current direction descriptionCur dir descrDirection of the current. This direction points to where the current is flowing towards to.
15 Current speed descriptionV descr
16 Wind force descriptionWind force descrAll reported wind forces on this day
17 Present weatherwwWeather description
18 Precipitation descriptionPrecip descr
19 ClearnessClearness
20 GustsGusts1 If wind gusts are reported
21 Precipitation/RainRain1 If rain was reported
22 FogFog1 If fog was reported
23 Snow typeSnow1 If snow was reported
24 ThunderThunder1 If thunder and or lightning was reported
25 HailHail1 If hail was reported
26 Sea iceSea ice1 If sea-ice or icebergs were reported
27 IdentificationIDCLIWOC 2.1 line number
Size:
494 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 
Comment
(Other remarks, that were not ...)
12 
Decl [deg]
(It is generally accepted by t...)
13 
Wind dir descr
(All reported wind directions ...)
14 
Cur dir descr
(Direction of the current. Thi...)
15 
V descr
16 
Wind force descr
(All reported wind forces on t...)
17 
ww
(Weather description)
18 
Precip descr
19 
Clearness
20 
Gusts
(1 If wind gusts are reported)
21 
Rain
(1 If rain was reported)
22 
Fog
(1 If fog was reported)
23 
Snow
(1 If snow was reported)
24 
Thunder
(1 If thunder and or lightning...)
25 
Hail
(1 If hail was reported)
26 
Sea ice
(1 If sea-ice or icebergs were...)
27 
ID
(CLIWOC 2.1 line number)
1788-06-25T12:0059.05-6.50108WEST BARROWEBN1/2N4-27ESE, SEBS, SESTIFF GALE, FRESH GALES, FINE GALE, LESS WINDTHICKRAINY AND DRIZZLING RAINFINE0100000234292
1788-06-26T13:0058.57-9.381622.6S72W94.00-29SEBE, VARIABLE, EBS, NESW24LIGHT WINDS, LIGHT AIRS, MORE WIND, STIFF GALEDRIZZLING RAINFINE AND HAZY0100000234293
1788-06-27T13:0057.83-14.6836222.6S76W174.00-31NEBE, VARIABLEFRESH GALES, MORE WIND, STIFF GALEDROPS OF RAINFINE AND CLOUDY0100000234294
1788-06-28T13:0057.62-17.8246S83W101.00-33E, EBNSW24MODERATE GALE, LESS WINDFINE0000000234295
1788-06-29T13:0057.63-19.8221522.6S89W64.00-33NE, VARIABLE, S, SWBW, WSWLIGHT AIRS, LIGHT WINDS, FRESH GALE, STIFF GALESTHICKFINE THEN CLOUDY0000000234296
1788-06-30T13:0058.10-20.7523722.6N39W46.00-33WBS, WBN, NWBW, NW, WFRESH GALE, LITTLE WIND, FINE BREEZE, STIFF GALETHICK AND CLOSECLEAR THEN CLOUDY0000000234297
1788-07-01T13:0059.10-21.302156.7N16W65.00-33WBN, WNW, W, WBS, WSWSTIFF GALES, STRONG GALE AND SQUALLY, MORE MODERATERAIN AND SHOWERY1100000234298
1788-07-02T14:0058.60-23.5545S72W75.00-34WSW, NEBE, NEBN, ENE, EBNMODERATE, LIGHT BREEZES, STIFF GALE, SQUALLY, LESS WINDSHOWERS OF RAINFINE1100000234299
1788-07-03T14:0057.65-26.30326S58W103.00-34NNE, NBW, NNW, NFRESH GALES, MORE WIND, STIFF GALE, SQUALLYCLOSEFINE0000000234300
1788-07-04T14:0057.03-27.573296.7S49W54.00-31NBW, NNW, NSTIFF GALE, STRONG GALE, MORE WIND, MORE MODERATECLOSEFINE0000000234301
1788-07-05T14:0056.03-29.97307S55W97.00-31NBE, N, NBW, NNWSTIFF GALE, FRESH GALE, SQUALLYCLOSEFINE0000000234302
1788-07-06T14:0056.00-30.972846.7N82W34.00-31NWBN, N, NBE, NBW, NNW, NWFRESH GALE, SQUALLY, MORE MODERATECLOUDY0000000234303
1788-07-07T14:0057.40-30.9727322.6N83.00-31NW, WNW, NWBWSTRONG GALE, STIFF GALESHOWERY AND RAINFINE THEN CLOUDY1100000234304
1788-07-08T14:0056.40-32.253292.6S37W69.00-31NNW, NWBN, NMODERATE, LESS WIND, LITTLE WIND, LIGHT WINDSCLOSERAINFINE THEN CLOUDY0100000234305
1788-07-09T14:0055.55-34.9534022.6S74W95.00-31N, NNE, NBEMODERATE, MORE WIND, STIFF GALEDARKRAINFINE THEN CLOUDY0100000234306
1788-07-10T15:0055.05-37.803286.7S64W108.00-32NBW, NBE, NSFRESH GALES, MODERATEFINE0000000234307
1788-07-11T15:0054.38-40.32317S68W94.00-32N, NBWFRESH GALE, LESS WINDDARKFINE0000000234308
1788-07-12T15:0055.48-42.5814822.6N50W102.00-32NNW, NW, SSW, SSE, SLIGHT BREEZE, LITTLE WIND, STIFF GALECLOSERAINFINE0100000234309
1788-07-13T15:0056.45-44.584722.6N49W89.00-32VARIABLE, E, ESE, EBS, EBNLIGHT AIRS, FRESH BREEZES, STIFF GALETHICK0010000234310
1788-07-14T15:0056.98-47.289219.0N70W95.00-32E, SE, SEBS, SEBEMODERATE, LITTLE WIND, FRESH GALETHICK AND CLOSEFINE THEN CLOUDY0000000234311
1788-07-15T15:0057.87-49.77152.6N55W98.00-41VARIABLE, ENE, NEBELITTLE WINDFINE0010000234312
1788-07-16T15:0058.13-50.53492.6N54W30.00-41VARIABLE, N, NW, WBS, WBN, ELITTLE WIND, LIGHT AIRS, LIGHT BREEZESCLOSECLOUDY THEN FINE0000000234313
1788-07-17T15:0058.35-51.2715019.0N51W50.00-41NE, S, SBWLIGHT AIRS, CALM, FINE BREEZE, FRESH GALECLOSEFINE0000000234314
1788-07-18T16:0059.77-53.9028422.6N44W118.00-42SSW, SBW, SWBS, WBN, NW, NNW, NWBNFRESH GALE, STIFF GALETHICK FLYING FOGSMALL RAIN0110000234315
1788-07-19T16:0060.77-56.252736.7N49W94.00-42SW, S, SSE, SBE, VARIABLE, NWMODERATE, STIFF GALE, SQUALLY, STRONG GALE, MODERATETHICK FLYING FOGRAINYFINE0110000234316
1788-07-20T16:0061.05-57.1036219.0N27W55.004PM AN ISLE OF ICE NE OF US, 8PM SEE ANOTHER ISLE OF ICE, 2AM PASSED ANOTHER ISLE OF ICE. 36W-42NW, NWBW, W, WBS, SW, VARIABLEMODERATE, FRESH BREEZE, FRESH GALETHICK AND DARKCLEAR AND FINE0000001234317
1788-07-21T16:0061.72-57.7526215.4N24W45.008AM ISLE OF ICE TO LEEWARD. 37W-42WNW, WBN, NWBN, NWBWFRESH GALE, MODERATE GALEFINE0000001234318
1788-07-22T16:0061.48-60.052069.3S83W66.00MIDNIGHT PASSED AN ISLE OF ICE, 10AM PASSED SEVERAL ISLE OF ICE. 37W-42NW, VARIABLE, WBN, WSW, SW, SBW, WSWFRESH BREEZE, FELL CALM, FINE BREEZEFINE0000001234319
1788-07-23T16:0061.17-62.4336219.0S74W71.004PM SEVERAL ISLE OF ICE IN SIGHT, 11PM PASSED SEVERAL ISLES OF ICE, 10AM SEE AN EDGE OF ICE AHEAD, RUNNING ALONG EDGE OF ICE. 38W-42S, NWBW, WNW, SWBW, VARIABLESQUALLY, STIFF GALE, FRESH GALERAINFINE AND CLEAR0100001234320