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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 St. Johns to Lisbon started at 1756-11-27 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.752060, 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: 44.278824 * Median Longitude: -32.092353 * South-bound Latitude: 39.470000 * West-bound Longitude: -50.990000 * North-bound Latitude: 47.300000 * East-bound Longitude: -11.540000
Date/Time Start: 1756-11-27T15:00:00 * Date/Time End: 1756-12-15T00:00:00
Event(s):
Seahorse_17561127_NMM_ADM/L/S218 * Latitude Start: 47.670000 * Longitude Start: -52.270000 * Latitude End: 38.530000 * Longitude End: -9.740000 * Date/Time Start: 1756-11-27T00:00:00 * Date/Time End: 1756-12-15T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Seahorse (6th Rate Frigate), Voyage: St Johns - Lisbon, 1st Observer: Hugh Palliser (Captain), 2nd Observer: Charles Antrobus (1st Officer/Master), Company: Royal Navy, Other ship information: 24G. 504BM
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
--1 If position is considered to be coastal (in port or near coastal disturbances)
10 CourseCourseCourse of the ship during the past 24 hours
11 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
12 CommentCommentAny remark, found in the logbook on this particular day, about the ship, sails, rigging, etc.
13 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.
14 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.
15 Wind force descriptionWind force descrAll reported wind forces on this day
16 Present weatherwwWeather description
17 Precipitation descriptionPrecip descr
18 State of the sea descriptionState sea 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:
344 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)

-
(1 If position is considered t...)
10 
Course
(Course of the ship during the...)
11 
Distance [arbitrary units]
(Distance travelled during the...)
12 
Comment
(Any remark, found in the logb...)
13 
Decl [deg]
(It is generally accepted by t...)
14 
Wind dir descr
(All reported wind directions ...)
15 
Wind force descr
(All reported wind forces on t...)
16 
ww
(Weather description)
17 
Precip descr
18 
State sea 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)
1756-11-27T15:0047.30-50.993446.7ST JOHNSN78:00W25S78:00E76.00-16W-ENE, NE, NMODERATEHAZY0000000233694
1756-11-28T15:0046.33-48.0928815.4ST JOHNSN67:00W71S67:00E213.00-16NNW, NWBWMODERATE GALESCLOUDY0000000233695
1756-11-29T15:0046.28-46.6914215.4ST JOHNSN70:26W87S87:00E60.00-16WSW, SSEMODERATE GALESHAIL AND SNOWCLOUDY0001010233696
1756-11-30T15:0045.90-45.519719.0ST JOHNSN69:31W105S66:00E56.00-16ESEFRESH GALES AND SQUALLY0000000233697
1756-12-01T15:0045.43-41.2922127.4ST JOHNSN73:37W54N81:00E64.00SPRUNG THE MIZEN MAST-15WSW, SSE, SWBWFIRST PART MODERATE, MID AND LATTER VERY HARD GALES AND SQUALLY, 5AM EXCESSIVE HARD GALESGREAT SEA FROM THE SFIRST PART CLOUDY0000000233698
1756-12-02T15:0045.67-39.6723327.4ST JOHNSN76:00W60N78:00E70.00-15WBS, W, WBN-NW, WSWVERY HARD GALES AND SQUALLY0000000233699
1756-12-03T15:0045.77-37.841886.7ST JOHNSN79:00W69N86:00E81.00-15SW-SW, SSWMODERATECLOUDY0000000233700
1756-12-04T14:0045.40-34.8730019.0ST JOHNSN79:00W116S80:00E128.00-15SWBS-NWFRESH GALESHAZY0000000233701
1756-12-06T14:0044.50-32.871096.7ST JOHNSN76:56W283S58:00E99.00-15NNE, NE, SEBEMODERATEHAZY0000000233702
1756-12-07T14:0044.67-30.4418715.4ST JOHNSN78:41W313N84:00E108.00-16SBE, SSWMODERATE GALESCLOUDY0000000233703
1756-12-08T14:0044.37-27.0718715.4ST JOHNSN79:00W360S83:00E142.00-16SWBS, WSW, SSWMODERATE GALESCLOUDY0000000233704
1756-12-09T14:0044.02-25.412546.7ST JOHNSN78:54W386S74:00E73.00-16WSW, WMODERATEFOGGY0010000233705
1756-12-10T14:0043.57-23.342096.7ST JOHNSN78:30W418S73:00E93.00-16WBN, WSW, SWMODERATERAINHAZY0100000233706
1756-12-11T13:0042.83-19.943326.7ST JOHNSN77:48W470S74:00E150.00-17W, NW, NBWMODERATERAINHAZY0100000233707
1756-12-12T13:0041.18-16.3434419.0ST JOHNSN75:48W534S60:00E185.00-16NNE, NFRESH GALES AND SQUALLYRAIN0100000233708
1756-12-13T13:0040.05-13.6724315.4ST JOHNSN74:41W581S60:00E142.00-16NNW, WBSMODERATE GALESCLOUDY0000000233709
1756-12-14T13:0039.47-11.542986.7ST JOHNSN74:25W615S67:00E90.00-17SWBW, WBS, NWFRESH GALES, 11 MODERATEAT 11 LIGHTNINGCLOUDY0000100233710
1756-12-15T00:0022519.0THE GREAT BURLINGNNE41NW, WSW, SWMODERATE, 8 FRESH GALESCLOUDY0000000233711