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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 COLCHESTER cruise from St. Helena to Uk started at 1760-07-07 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.747937, 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: 24.656892 * Median Longitude: -25.605270 * South-bound Latitude: -15.080000 * West-bound Longitude: -37.900000 * North-bound Latitude: 50.600000 * East-bound Longitude: -6.130000
Date/Time Start: 1760-07-07T12:00:00 * Date/Time End: 1760-09-18T12:00:00
Event(s):
Colchester_17600707_NMM_ADM/L/C165 * Latitude Start: -15.890000 * Longitude Start: -5.750000 * Latitude End: 49.450000 * Longitude End: -5.630000 * Date/Time Start: 1760-07-07T00:00:00 * Date/Time End: 1760-09-18T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Colchester (4th Rate Frigate), Voyage: St Helena - Uk, 1st Observer: Lucius O'Bryen (Captain), 2nd Observer: James Hawker (1st Officer/Master), Company: Royal Navy, Other ship information: 50 GUNS, 968BM
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 CommentCommentAny remark, found in the logbook on this particular day, about the ship, sails, rigging, etc.
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 Compass, established errorCompass established e
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:
1414 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
(Any remark, found in the logb...)
12 
Decl [deg]
(It is generally accepted by t...)
13 
Compass established e
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)
1760-07-07T12:00-15.08-6.931236.7ST HELENAS51:00E30N51:00W90.00-12SEBS, SSW, SEMODERATECLOUDY000000044121
1760-07-08T13:00-14.05-8.471366.7ST HELENAS53:00E65N53:00W104.00-10SE, SEBSMODERATEFAIR000000044122
1760-07-09T13:00-13.10-10.27103ST HELENAS56:00E103N61:00W119.00-10SEBS, ESE1ST AND MID MODERATE, LATTER SQUALLYLATTER RAINFIRST AND MID FAIR010000044123
1760-07-10T13:00-12.35-12.2111419.0ST HELENAS59:00E142N67:00W120.00-10E, ENE, SEBEFRESH GALESCLOUDY000000044124
1760-07-11T13:00-11.60-13.921616.7ST HELENAS60:00E177N65:00W108.00-8EBS, SBEMODERATE000000044125
1760-07-12T13:00-10.73-15.821276.7ST HELENAS60:00E214N62:00W110.00VENTILATION-8SEBE, ESE, SE1ST PART FRESH GALES, LATTER MODERATEFIRST CLOUDY, LATTER FAIR000000044126
1760-07-13T13:00-9.85-17.411276.7ST HELENAS61:00E251N62:00W113.00VENTILATION-8SEMODERATEFAIR000000044127
1760-07-14T13:00-8.93-18.761086.7ST HELENAS60:00E284N60:00W111.00VENTILATION-5ESE, SE, ESEMODERATEFAIR000000044128
1760-07-15T13:00-8.05-20.251086.7ST HELENAS60:00E316N58:00W100.00VENTILATION-5ESEMODERATEFAIR000000044129
1760-07-16T13:00-7.30-21.871296.7ST HELENAS60:00E350N61:00W93.00-6SEMODERATEFAIR000000044130
1760-07-17T14:00-6.18-23.331316.7ST HELENAS59:00E385N51:00W107.00-4SE, SSW, SEMODERATEFAIR000000044131
1760-07-18T14:00-5.05-24.971096.7ST HELENAS59:00E423N54:00W116.00-4SE, SEBE, ESEMODERATE IN 1ST, MID AND LATTER MODERATEINTERMIXED WITH RAINCLOUDY010000044132
1760-07-19T14:00-4.53-27.52896.7ST HELENAS61:00E470N71:00W95.00-1EBS, EMODERATEFAIR000000044133
1760-07-20T14:00-3.70-29.1812319.0ST HELENAS61:00E507N62:00W108.00-1EBS, SEBE1ST AND MID MODERATE, LATTER FRESH GALESSHOWERS OF RAINFAIR110000044134
1760-07-21T14:00-3.60-31.0012319.0ST HELENAS63:00E538N84:00W106.00-1SEBE, SE, SEBEFRESH GALES AND SQUALLYINTERMIXED WITH SHOWERS OF RAIN110000044135
1760-07-22T14:00-1.33-32.891246.7FERDINANDO LORONHOSBW48NBE145.000SEBEFRESH GALES IN 1ST, MID AND LATTER MODERATECLOUDY000000044136
1760-07-23T14:000.53-31.591116.7FERDINANDO LORONHOS11:00W88NBE114.00-2ESE, SE, ESEMODERATECLOUDY000000044137
1760-07-24T14:002.88-31.1712119.0FERDINANDO LORONHOS10:00W136N10:00E143.00VENTILATED-3SEBEFRESH GALES AND SQUALLYRAIN010000044138
1760-07-25T14:005.48-30.8013219.0FERDINANDO LORONHOS10:00W188N8:00E158.00VENTILATED-3SEFRESH GALESCLOUDY000000044139
1760-07-26T14:007.25-30.55982.6FERDINANDO LORONHOS8:00W223N8:00E108.00-3ESE, EBS1ST FRESH GALES AND SQUALLY, LATTER LITTLE WINDS AND INTERMIXED WITH SQUALLSRAIN010000044140
1760-07-27T14:007.83-30.471312.6FERDINANDO LORONHOS10:00W236N9:00E36.00-4EBS, SBW, E, NWBW, SBW, SELITTLE WIND AND VERY VARIABLEVERY VARIABLE000000044141
1760-07-28T14:009.70-30.1723219.0FERDINANDO LORONHOS9:00W275N9:00E114.00-4SBW, SWBWFRESH GALESMUCH RAINGREAT SWELLS FROM N010000044142
1760-07-29T14:0010.78-30.002322.6FERDINANDO LORONHOS9:00W298N8:00E76.00-4SWBWLITTLE WIND INTERMIXED WITH SQUALLSRAINGREAT SWELLS FROM N010000044143
1760-07-30T14:0011.58-30.10361FERDINANDO LORONHOS8:00W310N9:00E39.00-4VARAIBEL, CALMLITTLE WIND AND VARIABLE IN 1ST AND MID, LATTER SQUALLY INTERMIXED WITH CALMSRAIN010000044144
1760-07-31T14:0013.60-31.2563FERDINANDO LORONHOS4:00W350N29:00W138.00-5NEBE, NE, ENEMODERATE WEATHER000000044145
1760-08-01T14:0015.12-31.846319.0FERDINANDO LORONHOS2:00W378N20:00E98.00-5ENE, EBN, NEBE, ENE1ST AND MID PART MODERATE, LATTER FRESH GALES AND SQUALLYRAINCLOUDY010000044146
1760-08-02T14:0016.67-32.42636.7FERDINANDO LORONHOS409N25:00W103.00-5ENE, EBN, ENE1ST ART FRESH GALES, MID AND LATTER MODERATEMID AND LATTER CLOUDY000000044147
1760-08-03T14:0018.12-33.2764FERDINANDO LORONHOS2:00E439N24:00W95.00VENTILATED-44:00WENEMODERATE WEATHER000000044148
1760-08-04T14:0019.72-34.396412.3FERDINANDO LORONHOS6:00E474NWBN115.00-4ENEFINE FRESH TRADE000000044149
1760-08-05T14:0021.50-35.306412.3FERDINANDO LORONHOS6:00E562N26:00W119.00-4ENEFINE FRESH TRADE000000044150
1760-08-06T14:0023.07-36.2462FERDINANDO LORONHOS8:00E545N29:00W108.00-6ENEWEATHER VARIABLE INTERMIXED WITH SQUALLSRAIN010000044151
1760-08-07T14:0024.10-36.80952.6FERDINANDO LORONHOS9:00E567N27:00W70.00-6EBN, ESE, NEBE, EBS1ST PART FRESH GALES AND SQUALLY, MID AND LATTER LITTLE WIND000000044152
1760-08-08T14:0025.05-37.29622.6FERDINANDO LORONHOS9:00E587N25:00W63.00-64:37WENE, NE, EBS, ENELITTLE WINDSHOWERY100000044153
1760-08-09T15:0026.05-37.54862.6FERDINANDO LORONHOS9:00E608N13:00W63.00-4NEBN, ENE, ELITTLE WIND000000044154
1760-08-10T15:0027.37-37.74866.7FERDINANDO LORONHOS9:00E634N8:00W80.00VENTILATED-46:00WE1ST AND MID LITTLE WIND, LATTER MODERATE000000044155
1760-08-11T15:0028.77-37.90846.7FERDINANDO LORONHOS9:00E663N6:00W85.00-66:40WE1ST AND MID LITTLE WIND, LATTER MODERATE INTERIXED WITH SQUALLSRAIN010000044156
1760-08-12T15:0030.68-37.9010719.0FERDINANDO LORONHOS9:00E700N115.00-6ESE, ENE, S, ESEFRESH GALES AND SQUALLYRAIN010000044157
1760-08-13T15:0032.22-37.551526.7FERDINANDO LORONHOS8:00W!729NBE94.00-6SE, S, SSEMODERATEFAIR000000044158
1760-08-14T14:0033.90-37.072386.7FERDINANDO LORONHOS7:00E761N15:00E105.00-107:31WSSW, SE, WSWMODERATEHAZY000000044159
1760-08-15T14:0035.48-36.05119.0FERDINANDO LORONHOS5:00E792N28:0E108.00VENTILATED-10WSW, W, NNW, NBEFRESH GALES AND SQUALLY, VERY UNSETTLED WEATHERLIGHTNINGRAIN010010044160
1760-08-16T14:0035.62-36.1224FERDINANDO LORONHOS5:00E795NNW9.00VENTILATED-109:00WNBE, N, NE, NEBNMODERATE WEATHERMODERATE WEATHER000000044161
1760-08-17T14:0036.33-37.14132.6FERDINANDO LORONHOS6:00E810N49:00W66.00-10NEBN, NEBE, NE, NNELITTLE WINDFAIR000000044162
1760-08-18T14:0036.77-36.623622.0FERDINANDO LORONHOS5:40E820N44:00E36.00VENTILATED-109:30WNNE, N, NBW, VARIABLEVERY LITTLE WIND000000044163
1760-08-19T14:0037.12-35.872712.0FERDINANDO LORONHOS4:36E824N60:00E42.00-10NNW, N, NNE, VARIABLE, CALM, WBNVERY LITTLE WIND INTERMIXED WITH CALMS000000044164
1760-08-20T14:0038.10-34.9428019.0FERDINANDO LORONHOS3:00E840N37:00E74.00-1310:00WNW, NWBN, VARIABLE, WNW1ST PART VERY LITTLE WIND INTERMIXED WITH CALMSMID MODERATE, LATTER FRESH GALESMID PART CLOUDY000000044165
1760-08-21T14:0039.25-33.67326.7FERDINANDO LORONHOS1:30E862N56:00E124.00-1311:00WNW, NWBW, NW, NBE, NE1ST AND MID PART FRESH GALES, LATTER MODERATE1ST AND MID FAIR, LATTER CLOUDY000000044166
1760-08-22T14:0038.90-32.293622.6FERDINANDO LORONHOS854S68:00E57.00-13NE, NEBN, VARIABLELITTLE WINDSWELL FROM THE N000000044167
1760-08-23T14:0038.73-31.743622.6FERDINANDO LORONHOS1:00W851S75:00E40.00-1312:00WNEBN, NE, VARIABLELITTLE WIDE INCLINABLE TO CALM000000044168
1760-08-24T14:0038.82-31.60550.0FERDINANDO LORONHOS1:00W852N50:00E9.00-13ENECALM000000044169
1760-08-25T14:0039.92-30.622686.7FERDINANDO LORONHOS2:00E875N35:00E81.00-1312:00WW, SWBW, WNW, NW, WBN1ST LITTLE WIND, MID AND LATTER MODERATE1ST PART FAIR000000044170
1760-08-26T14:0039.67-29.791222.6FERDINANDO LORONHOS3:00E872S69:00E43.00-1313:00WWNW, NWBN, NEBN, E, SELITTLE WINDDARK CLOUDY WEATHER, THEN VERY THICK AND CLOUDY000000044171
1760-08-27T14:0039.97-29.201562.6FERDINANDO LORONHOS4:00W12N57:00E33.00-13SSE, SE, CALM, SE, SEBS, SBELITTLE WIND INTERMIXED WITH CALMS000000044172
1760-08-28T14:0040.78-29.681226.7CORVOS1/2E20-1314:00WSBE, SSE, SE1ST PART LITTLE WIND, LATTER MODERATE1ST PART FAIR, LATTER CLOUDY000000044173
1760-08-29T14:0041.85-30.121906.7CORVOS20:00W43N38:00E80.00-13WSW, SSE, SSWMODERATECLOUDY000000044174
1760-08-30T14:0043.02-28.231986.7CORVOS34:00W77N50:00E110.00-1614:36WSWBS, SBW, SWBSMODERATECLOUDY000000044175
1760-08-31T14:0044.00-26.831862.6CORVOS37:00W104N46:00E85.00-17SWBS, SSE, SSWFIRST PART MODERATE, MID AND LATTER LITTLE WINDFAIR000000044176
1760-09-01T14:0045.10-25.251976.7CORVOS39:00W136N46:00E95.00-17SWBS, SBE, S, SWBSMODERATECLOUDY000000044177
1760-09-02T14:0046.28-23.221866.7CORVOS42:00W175N50:00E111.00-17SWBS, SWBW, SEBE, S, SSWMODERATECLOUDY000000044178
1760-09-03T13:0047.50-21.3018319.0CORVOS43:00W210N47:00E106.00-2017:37WSWBS, SSW1ST AND MID MODERATE, LATTER FRESH GALESFAIR000000044179
1760-09-04T13:0049.07-18.4817119.0CORVOS44:00W257N50:00E147.00-20SSW, SBWFRESH GALESCLOUDY000000044180
1760-09-05T13:0049.38-17.0335119.0CORVOS48:00W287N77:00E88.00-20SSW, VARIABLE, NBE1ST AND LATTER PARTS FRESH GALES, MID LITTLE WINDS1ST AND LATTER HAZY000000044181
1760-09-06T13:0049.45-14.38252.6CORVOS51:00W312N87:00E85.00-20NBE, NEBN, N, NE1ST PART MODERATE, MID AND LATTER LITTLE WINDCLOUDY000000044182
1760-09-07T13:0048.78-13.60932.6CORVOS54:00W308S41:00E53.00-20NEBE, NE, EBN, ENE, E, ESELITTLE WINDSCLOUDY000000044183
1760-09-08T13:0049.77-13.60816.7CORVOS51:00W317N59.00-20ESE, E, SEBE, E, EBSMODERATECLOUDY000000044184
1760-09-09T13:0050.60-12.30139CORVOS51:00W340NE71.00-19EBS, SBE, SSE, SEBS, SSEVERY VARIABLE INTERMIXED WITH SQUALLSINTERMIXED WITH RAIN010000044185
1760-09-10T13:0050.13-13.1814919.0CORVOS51:00W325S50:00W44.00-20SSE, SEBE, S, SBEFRESH GALESRAINHAZY010000044186
1760-09-11T13:0049.97-14.052282.6CORVOS50:00W315N74:00W36.00-20S, SBE, S, WSW1ST AND MID FRESH GALES, LATTER LITTLE WINDS1ST AND MID HAZY000000044187
1760-09-12T13:0049.73-12.552282.6CORVOS50:00E330S77:00E64.00-20WSW, WBS, WSW1ST AND MID SQUALLY, LATTER LITTLE WINDSRAIN010000044188
1760-09-13T13:0049.88-11.681392.6CORVOS54:00E343N75:00E35.00-19CALM, EBS, NE, NNE, NNW, CALM, SSELITTLE WIND INTERMIXED WITH CALMS000000044189
1760-09-14T13:0050.00-10.63172CORVOS55:00E350S81:00E49.00-19SBE, VARIABLE, CALM, S, SBWWEATHER VERY VARIABLE000000044190
1760-09-15T13:0049.48-8.1728519.0CORVOS59:00W376S72:00E100.00-19SSW, WBS, NWBN, NWBWFRESH GALESINTERMIXED WITH RAIN010000044191
1760-09-16T12:0049.54-7.1815026.8SCILLYNNE10-19NW, CALM, S, SSE, SBELITTLE WIND INTERMIXED WITH CALMS, MIDDLE FRESH GALES AND SQUALLY, LATTER VERY STRONG GALES AND SQUALLYRAIN010000044192
1760-09-17T12:0049.60-6.1311619.0LIZARDN76:00E12S76:00W37.00-19SBW, WSW, SW, S, SSE, SE1ST PART VERY STRONG GALES ATTENDED WITH VERY HEAVY SQUALLS, MIDDLE MODERATE, LATTER FRESH GALES AND SQUALLY1ST PART VERY THICK WEATHER000000044193
1760-09-18T12:0049.48-7.4011622.6LIZARDN73:00E30S72:00W51.00-19SE, S, SSE, SEBS, SESTRONG GALES AND SQUALLYRAINNOON THICK010000044194