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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 HESTER cruise from Cape Lopez to Antigua started at 1776-05-20 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.749581, 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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RIS CitationBibTeX Citation

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: -1.344286 * Median Longitude: -3.867500 * South-bound Latitude: -2.650000 * West-bound Longitude: -19.660000 * North-bound Latitude: -0.050000 * East-bound Longitude: 8.640000
Date/Time Start: 1776-05-20T00:00:00 * Date/Time End: 1776-06-19T13:00:00
Event(s):
Hester_17760520_NMM_ADM/L/W162 * Date/Time Start: 1776-05-20T00:00:00 * Date/Time End: 1776-06-19T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Hester (Merchant Brig), Voyage: Cape Lopez - Antigua, 1st Observer: Issac Smith (Prize Master) (Captain), Company: Royal Navy, Other ship information: ROYAL NAVY PRIZE
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 Present weatherwwWeather description
15 Precipitation descriptionPrecip 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 
ww
(Weather description)
15 
Precip 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)
1776-05-20T00:00-0.651351.0CAPE LOPEZWBNSEFIRST PART MODERATE BREEZES, LATTER LIGHT AIRSMIDDLE RAINFIRST AND LATTER PART FAIR0100000111094
1776-05-21T11:00-0.478.641162.6CAPE LOPASSWBS5N20W12.00-19SELITTLE WINDFINE0000000111095
1776-05-22T11:00-0.577.961616.7CAPE LOPASS78:15E15S84W52.00-19SSW, SMODERATE BREEZESFAIR0000000111096
1776-05-23T12:00-0.927.391856.7CAPE LOPASN80:45E27S57:15W41.00-18NE, WNW, SFIRST PART MODERATE BREEZES WITH SOME HARD SQUALLS, LATTER MODERATE BREEZESTHUNDERRAINLATTER FINE0100100111097
1776-05-24T12:00-1.156.861856.7CAPE LOPASN77:19E38S66:30W36.00-18SBEMODERATE BREEZESCLOUDY0000000111098
1776-05-25T12:00-1.077.111516.7CAPE LOPASN77:05E33N70E15.00-18S, SBE, SBW, ESE, SBEMODERATE BREEZESHAZY0000000111099
1776-05-26T12:00-0.926.591856.7CAPE LOPASN85:3E42N73W33.00-18SBW, S, SBW, SMODERATE BREEZESCLOUDY0000000111100
1776-05-27T12:00-0.456.161856.7CAPE LOPASS84:2E51N46:30W38.00-18S, SBEMODERATE BREEZESFAIR0000000111101
1776-05-28T12:00-0.175.38162CAPE LOPASS80:56E70N70:15W50.00-18SSEMIDDLE SQUALLYFIRST AND LATTER PARTS MODERATE AND PLEASANT WEATHER0000000111102
1776-05-31T12:00-0.052.19141CAPE LOPASS84:9E139S74:30W34.00-17S, SSE0000000111103
1776-06-01T12:00-0.071.48152CAPE LOPESS84:29E139W43.00-17S, SSWFIRST AND MIDDLE PARTS LITTLE WINDMIDDLE SMALL RAINFIRST PART FAIR0100000111104
1776-06-02T12:00-0.370.711862.6CAPE LOPESS78:22E160S68:30W50.00-17S, SBELIGHT BREEZESFAIR0000000111105
1776-06-03T12:00-0.920.131632.6CAPE LOPESN88:45W172S47W49.00-17SBE, SSEFIRST PART MODERATE BREEZES, MIDDLE AND LATTER LIGHT BREEZESFIRST PART HAZY, MIDDLE AND LATTER CLOUDY0000000111106
1776-06-04T12:00-1.13-0.611296.7CAPE LOPESN86:39E190S71:15W47.00-17SSE, SFIRST PART LIGHT BREEZES, MIDDLE AND LATTER MODERATE BREEZESFIRST PART FINE, MIDDLE AND LATTER FAIR0000000111107
1776-06-05T12:00-1.30-1.241526.7CAPE LOPESN86:39E200S75:15W40.00-17S, SEBSMODERATE BREEZESFINE0000000111108
1776-06-06T12:00-1.80-2.541306.7CAPE LOPESN83:50E226S68:45W84.00-16SEBSMODERATE BREEZESHAZY0000000111109
1776-06-07T12:00-2.07-4.121199.3CAPE LOPESN81:12E259S65W105.00-16SEFIRST AND LATTER PARTS FRESH BREEZES, MIDDLE SQUALLYFIRST AND LATTER PARTS CLOUDY0000000111110
1776-06-08T12:00-2.50-5.861196.7CAPE LOPESN82:32E294N89W104.00-16SEBSFIRST PART FRESH GALES, LATTER MODERATE BREEZESFAIR0000000111111
1776-06-09T12:00-2.65-7.291096.7CAPE LOPESN83:16E321S84:30W86.00-15SEBEMODERATE BREEZESFAIR0000000111112
1776-06-10T13:00-2.60-8.62886.7CAPE LOPESN84:16E357S87W80.00-13EBSMODERATE BREEZESFINE PLEASANT WEATHERFINE0000000111113
1776-06-11T13:00-2.62-10.061006.7CAPE LOPESN84:20E377S89W86.00-13ESEMODERATE BREEZESCLEAR0000000111114
1776-06-12T13:00-2.52-11.291006.7CAPE LOPESN84:54E407N85W7.00-13ESEMODERATE BREEZESFAIR0000000111115
1776-06-13T13:00-1.90-14.111026.7CAPE LOPESN87:1E461N77W95.00-11ESEFIRST PART LIGHT BREEZES, LATTER MODERATE BREEZESLATTER FINE0000000111116
1776-06-14T13:00-1.90-14.111029.3CAPE LOPESN87:1E461N77W95.00-11ESEFIRST AND MIDDLE PARTS MODERATE BREEZES, LATTER FRESH BREEZESFIRST AND MIDDLE PARTS FAIR, LATTER FINE0000000111117
1776-06-15T13:00-1.75-15.71906.7CAPE LOPESN87:7E470N80:30W97.00-11EBSFIRST PART LIGHT BREEZES, LATTER MODERATEFIRST PART FAIR, LATTER FINE0000000111118
1776-06-16T13:00-1.77-16.961026.7CAPE LOPESN87:40E516S88W75.00-11ESEMODERATE BREEZESCLEAR0000000111119
1776-06-17T13:00-1.72-17.99816.7CAPE LOPESN87:52E534N37W62.00-9EBNMODERATE BREEZESFINE0000000111120
1776-06-18T13:00-1.50-18.72596.7CAPE LOPESN88:1E549N73:15W47.00-9EFIRST AND LATTER MODERATE BREEZE, MIDDE LIGHT AIRSFIRST AND LATTER PARTS FAIR, MIDDLE CLOUDY0000000111121
1776-06-19T13:00-0.78-19.661156.7CAPE LOPESN89:40E568N52W72.00-9SEBEFIRST PART LIGHT WINDS, MIDDLE FRESH BREEZES AND SQUALLY, LATTER MODERATEMIDDLE SHOWERS OF RAINFIRST PART CLOUDY, LATTER CLEAR1100000111122