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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 CROWN cruise from Cape of Good Hope to Spithead started at 1792-02-28 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.747983, 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: 14.639863 * Median Longitude: -19.380000 * South-bound Latitude: -33.670000 * West-bound Longitude: -38.200000 * North-bound Latitude: 48.770000 * East-bound Longitude: 17.900000
Date/Time Start: 1792-02-28T11:00:00 * Date/Time End: 1792-05-14T13:00:00
Event(s):
Crown_17920228_NMM_ADM/L/C229 * Latitude Start: -33.670000 * Longitude Start: 17.900000 * Latitude End: 50.680000 * Longitude End: -0.960000 * Date/Time Start: 1792-02-28T00:00:00 * Date/Time End: 1792-05-14T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Crown, Voyage: Cape Of Good Hope - Spithead, 1st Observer: Lawrence William Halstead (Captain), 2nd Observer: Thomas Brett (2nd Officer/Lieutenant), Company: Royal Navy
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 State of the sea descriptionState sea descr
17 ClearnessClearness
18 GustsGusts1 If wind gusts are reported
19 Precipitation/RainRain1 If rain was reported
20 FogFog1 If fog was reported
21 Snow typeSnow1 If snow was reported
22 ThunderThunder1 If thunder and or lightning was reported
23 HailHail1 If hail was reported
24 Sea iceSea ice1 If sea-ice or icebergs were reported
25 IdentificationIDCLIWOC 2.1 line number
Size:
1453 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 
State sea descr
17 
Clearness
18 
Gusts
(1 If wind gusts are reported)
19 
Rain
(1 If rain was reported)
20 
Fog
(1 If fog was reported)
21 
Snow
(1 If snow was reported)
22 
Thunder
(1 If thunder and or lightning...)
23 
Hail
(1 If hail was reported)
24 
Sea ice
(1 If sea-ice or icebergs were...)
25 
ID
(CLIWOC 2.1 line number)
1792-02-28T11:00-33.6717.903629.3CAPE TOWNS60E11N60W34.00-25W, NNE, VARIABLELIGHT BREEZES, FRESH BREEZESCLEAR, CLOUDY000000046645
1792-02-29T11:00-33.4516.732029.3CAPE TOWNS68E27N78W62.00-23NW, SWMODERATE BREEZES, SQUALLY, FRESH BREEZESRAINCLOUDY010000046646
1792-03-01T11:00-31.8714.621576.7CAPE TOWNS57E75N48W143.00-23SW-SFRESH BREEZES, MODERATE BREEZESSWELL FROM SWCLOUDY000000046647
1792-03-02T11:00-29.7713.351579.3ST HELENAN50W431NW178.00-23SMODERATE BREEZES, FRESH BREEZESPLEASANT WEATHERCLEAR000000046648
1792-03-03T11:00-27.3710.721589.3ST HELENAN51:37W367N44W207.00-22SW, SFRESH BREEZES, FRESH GALES, FRESH BREEZESSMOOTH WATERCLOUDY000000046649
1792-03-04T11:00-25.788.631132.6ST HELENAS51:27W317N49W149.00-22S-SEMODERATE, LIGHT BREEZESHAZY, CLOUDY000000046650
1792-03-05T12:00-24.286.78702.6ST HELENAS52:13W273N48W135.00-20S, ESE, EMODERATE, LIGHT BREEZESSMOOTH WATERCLOUDY, CLEAR000000046651
1792-03-06T12:00-22.985.223626.7ST HELENAS52:43W232N48W119.00-20S, VARIABLESTEADY MODERATE BREEZESPLEASANT WEATHER000000046652
1792-03-07T12:00-21.583.631152.6ST HELENAS54W193N46W121.00-20SELIGHT BREEZESSMOOTH WATERCLEAR000000046653
1792-03-08T12:00-20.282.221626.7ST HELENAS56W157N45:2W112.00-18SLIGHT WINDS, MODERATE BREEZESFLYING SHOWERS OF RAINCLOUDY110000046654
1792-03-09T12:00-18.70-0.581172.6ST HELENAS60:46W114N44W132.00-18S, SELIGHT BREEZES, FRESH WINDS AND LIGHT SQUALLS, LIGHT BREEZESPLEASANT WEATHERFAIR000000046655
1792-03-10T12:00-17.25-2.651192.6ST HELENAS66:18W66N53W148.00-16SELIGHT WINDSHAZY000000046656
1792-03-11T00:00-16.12686.7ST HELENANWBW10SE-ENEFRESH BREEZES, FRESH WINDS, MODERATEPLEASANT WEATHERFLYING SHOWERS OF RAINCLEAR, CLOUDY110000046657
1792-03-15T12:00-14.72-6.98859.3ASCENSIONN46:50W198N43W98.00-16EBN, SE, EBSMODERATE BREEZES, MODERATE, FRESH BREEZESPLEASANT WEATHERCLEAR000000046658
1792-03-16T13:00-13.10-8.98996.7ASCENSIONN45W148N50W151.00-14ENE-ESEMODERATEPLEASANT WEATHERSMOOTH WATER000000046659
1792-03-17T13:00-10.95-10.77766.7ASCENSIONN50W93N39W170.00-14ESTEADY PLEASANT BREEZES000000046660
1792-03-18T13:00-9.18-12.181446.7ASCENSIONN60W50N38W138.00-14ESE, SSEMODERATE BREEZESCLEAR000000046661
1792-03-19T13:00-7.87-13.381466.7ASCENSIONW1/2N14N42W106.00-12SSEMODERATEPLEASANT WEATHER000000046662
1792-03-20T13:00-6.33-14.871452.6TO 18 DEG ON THE LINEN26W141N38W118.00-13SSELIGHT BREEZESPLEASANT WEATHER000000046663
1792-03-21T13:00-4.08-15.831006.7TO 18 DEG ON THE LINEN28W93N23W143.00-13ESEMODERATE BREEZESFINE000000046664
1792-03-22T13:00-2.17-16.651229.3TO 18 DEG ON THE LINEN32W51NNW126.00-13ESE, VARIABLE FROM SEMODERATE STEADY BREEZES, SQUALLY, FINE BREEZESFINESMALL RAIN, HARD RAIN010000046665
1792-03-23T13:00-0.44-17.831476.7BRAVAN24:40W325N28W148.00-11SSEMODERATE BREEZES, FRESH WINDS, MODERATE WINDSSHOWERS OF RAINCLOUDY, THICK HAZY WEATHER110000046666
1792-03-24T13:001.28-18.433621.0BRAVAN23W291N25W85.00-11SSE, E, VARIABLELIGHT BREEZES, SQUALLY, CALM, LIGHT AIRSRAINHAZY, CLEAR010000046667
1792-03-25T13:002.33-18.803621.0BRAVAN25:8W274N19W65.00-11WBN, S, VARIABLELIGHT AIRS AND CALM, LIGHT AIRSSULTRYSMALL RAINCLOUDY010000046668
1792-03-26T13:003.35-19.13362BRAVAN25:52W254N19W63.00-12E, VARIABLECALM, LIGHT BREEZES, SQUALLYTHUNDER AND LIGHTNINGRAINCLOUDY010010046669
1792-03-27T13:004.53-19.431466.7BRAVAN27W230N14W74.00-12ESE, SE, S, SSELIGHT AIRS, PLEASANT BREEZESSULTRYHEAVY SHOWER OF RAINSMOOTH WATERCLOUDY, FAIR110000046670
1792-03-28T13:005.28-19.623481.0BRAVAN27:50W214N12W46.00-12S, NLIGHT AIRS, BAFFLING WINDS, LIGHT AIRSSULTRYHAZY000000046671
1792-03-29T13:005.58-19.573621.0BRAVAN28W208N9E18.00-12SW, VARIABLECALM, LIGHT BREEZES, LIGHT AIRSTHUNDER AND LIGHTNINGHEAVY RAINSWELL FROM NCLOUDY, DARK CLOUDY WEATHER010010046672
1792-03-30T13:006.28-20.63119.3BRAVAN25:15W188N57:30W75.00-12VARIABLE, NNECALM, SQUALLY, PLEASANT GALESRAINCLOUDY, HAZY010000046673
1792-03-31T14:007.65-22.673626.7BRAVAN15:40W147N55W148.00-10VARIABLEFRESH BREEZES, MODERATE BREEZESSWELL FROM NEHAZY000000046674
1792-04-01T14:009.30-24.453629.3BRAVAN3W109N47W145.00-10VARIABLEMODERATE BREEZES, FRESH GALES, FRESH BREEZESCOOL PLEASANT WEATHERHAZY, CLOUDY000000046675
1792-04-02T14:0011.23-26.283512.3BRAVAN23:27E74N43W160.00-10NEFRESH TRADE BREEZESHAZY000000046676
1792-04-03T14:0013.50-27.30336.7ISLE OF ST VINCENTN34E79N23W148.00-12VARIABLE, NEMODERATE BREEZESHEAD SEAHAZY000000046677
1792-04-04T14:0015.73-28.583619.0ISLE OF ST VINCENTN73:38E72N29W153.00-9VARIABLE, NEFRESH BREEZES, FRESH GALESHAZY000000046678
1792-04-05T14:0018.02-30.283419.0FERRON50E310N35:45W168.00-11VARIABLE, NEFRESH GALESVERY HAZY000000046679
1792-04-06T14:0019.90-31.533419.0FERRON58E300N32W133.00-11VARIABLE, NEFRESH BREEZES, FRESH GALESHAZY000000046680
1792-04-07T14:0020.82-31.97346.7FERRON61:45E296N24W58.00-11VARIABLE, NEFRESH BREEZES, MODERATE BREEZESSMOOTH WATERHAZY000000046681
1792-04-08T14:0021.42-32.17346.7ST MARIESN21E1000N15W37.00-11VARIABLE, NEMODERATE, MODERATE BREEZESPLEASANT WEATHERCLEAR000000046682
1792-04-09T14:0022.48-33.133626.7ST MARIESN25E320N39W83.00-9VARIABLECALM, LIGHT AIRS, LIGHT BREEZES, MODERATEPLEASANT WEATHERHAZY, CLOUDY000000046683
1792-04-10T14:0024.27-35.07359.3CORVON12E317N44W154.00-10NEMODERATE, SQUALLY, FRESH BREEZESCLEAR, HAZY000000046684
1792-04-11T14:0026.12-36.233622.6CORVON17:25E284N28W127.00-10VARIABLEMODERATE, FRESH BREEZES, LIGHT BREEZESPLEASANT WEATHERSWELL FROM NHAZY000000046685
1792-04-12T14:0026.40-36.673501.0CORVON19E282N54W30.00-10NE, NLIGHT AIRSPLEASANT WEATHERSWELL FROM NCLEAR, CLOUDY000000046686
1792-04-13T15:0027.02-38.203076.7ST MARIESN48E297N50E60.00-8W, NWLIGHT BAFFLING AIRS, MODERATE BREEZESCLEAR000000046687
1792-04-14T14:0028.23-36.473476.7ST MARIESN48E258N85E103.00-13NW, NMODERATE, SQUALLY, MODERATELONG SWELL FROM NCLEAR, HAZY000000046688
1792-04-15T14:0028.57-36.253629.3CORVON21E238N31E23.00-13VARIABLEFRESH BREEZES AND SQUALLY000000046689
1792-04-16T14:0028.72-34.333622.6CORVON13:40E226N85E103.00-13VARIABLELIGHT BREEZESSWELLHAZY, CLOUDY000000046690
1792-04-17T14:0028.77-34.383620.0CORVON11:40E223N85E32.00-13VARIABLEMODERATE, CALMCLEAR000000046691
1792-04-18T14:0029.13-33.58321.0CORVON42E211N64E37.00-13N, NELIGHT BREEZES, LIGHT AIRS WITH FLYING SQUALLSAIR WARM AND PLEASANTRAINHAZY, CLOUDY010000046692
1792-04-19T14:0030.18-34.42771.0CORVON16E198N34W76.00-13NE, ELIGHT BREEZES, MODERATE, LIGHT AIRSCLOUDY000000046693
1792-04-20T14:0031.12-34.65326.7CORVON18:35E182N12W57.00-13E, NELIGHT AIRS, CALM , MODERATECLEAR000000046694
1792-04-21T14:0031.85-35.20770.0CORVON23E171N33W52.00-13NE, ELIGHT AIRS, CALMCLEAR000000046695
1792-04-22T14:0032.22-35.102121.0CORVON23:40E164N7E22.00-13E, SWLIGHT AIRS INTERMIXED WITH CALMSSWELL FROM SE000000046696
1792-04-23T14:0034.55-35.10309.3CORVON26:12E115N1W140.00-15NW-NELIGHT BREEZES, FRESH BREEZESSMALL RAINCLOUDY, HAZY010000046697
1792-04-24T14:0035.68-35.051202.6CORVON37:30E101N3E70.00-15E, SEFRESH BREEZES, LIGHT WINDSHEAVY SWELLHAZY000000046698
1792-04-25T14:0037.85-33.4520619.0CORVONE62N28E148.00-19S, SWLIGHT BREEZES, MODERATE WINDS, FRESH GALESCLEAR, CLOUDY, HAZY000000046699
1792-04-26T14:0039.33-30.542506.7FLORESNWBN9-20SW, WFRESH GALES, STRONG GALES, MODERATE BREEZESRAIN AT TIMESSWELL FROM NNEHAZY010000046700
1792-04-27T14:0040.55-27.632952.6ST AGNES LIGHTHOUSEN27:50E348N61E155.00-20NWFRESH BREEZES, FRESH GALES, LIGHT BREEZESSWELL FROM NWHAZY, CLOUDY000000046701
1792-04-28T14:0040.85-27.15251.0ST AGNES LIGHTHOUSEN57E338N51E28.00-20NW, NELIGHT BREEZES, LIGHT AIRS INTERMIXED WITH CALMSCLOUDY000000046702
1792-04-29T14:0040.37-25.38259.3ST AGNES LIGHTHOUSEN54E325S68E85.00-20VARIABLE, NEFRESH BREEZES AND SQUALLYLIGHT SHOWERS OF RAINHEAVY SEA110000046703
1792-04-30T14:0039.60-25.022522.6ST AGNES LIGHTHOUSEN51E331SSE48.00-20NESTRONG GALESVERY HEAVY SEAHAZY000000046704
1792-05-01T14:0039.03-24.68259.3ST AGNES LIGHTHOUSEN49E337S25E37.00-20NESTRONG GALES WITH HEAVY SQUALLS, FRESH BREEZESGREAT SWELLHAZY000000046705
1792-05-02T14:0038.03-23.4236219.0CAPE FINISTERREN66:15E227S44:30E86.00-20VARIABLEFRESH GALES AND SQUALLY000000046706
1792-05-03T13:0037.38-22.0736219.0ST AGNES LIGHTHOUSEN41E325S58:$0E75.00-19VARIABLEMODERATE BREEZES, FRESH GALES AND SQUALLY AT TIMES, FRESH GALESCLOUDY000000046707
1792-05-04T13:0036.93-20.67269.3ST AGNES LIGHTHOUSEN33E330S67E70.00-19NEFRESH BREEZESSLIGHT SQUALL OF RAINCLOUDY110000046708
1792-05-05T13:0036.55-18.87262.6ST AGNES LIGHTHOUSEN35E320S76E91.00-19NEFRESH BREEZES, LIGHT BREEZESCLOUDY000000046709
1792-05-06T13:0036.98-19.523622.6ST AGNES LIGHTHOUSEN41:42E317N50W40.00-19VARIABLEMODERATE BREEZES, LIGHT BAFFLING AIRSCLOUDY000000046710
1792-05-07T13:0039.07-20.336912.3ST AGNES LIGHTHOUSEN41:42E292N16W134.00-21NE, ELIGHT BREEZES, FRESH WINDS AND SQUALLYSHOWERS OF RAINCLEAR110000046711
1792-05-08T13:0041.47-21.023626.7ST AGNES LIGHTHOUSEN41:30E261N12W148.00-21VARIABLEFRESH BREEZES, MODERATEMILD SUNSHINING WEATHERCLOUDY000000046712
1792-05-09T13:0042.65-21.403620.0ST AGNES LIGHTHOUSEN54E249N13W73.00-23VARIABLEMODERATE, LIGHT AIRS INCLINABLE TO CALMSSMOOTH WATERCLOUDY000000046713
1792-05-10T13:0043.08-20.533622.6ST AGNES LIGHTHOUSEN54:50E232N55E46.00-23VARIABLECALM, LIGHT BREEZESSMALL RAINCLOUDY010000046714
1792-05-11T13:0043.75-18.57222.6ST AGNES LIGHTHOUSEN52E203N64E96.00-23SSW, W, NEMODERATE B REEZES, LIGHT BREEZESDRIZZLING RAINHAZY010000046715
1792-05-12T13:0044.43-17.222026.7ST AGNES LIGHTHOUSEN52:20E179N55E71.00-23NE, N, VARIABLE, SWLIGHT AIRS, MODERATECLEAR, HAZY000000046716
1792-05-13T13:0046.35-13.3220219.0ST AGNES LIGHTHOUSEN51E113N56E210.00-23SWFRESH BREEZES, FRESH GALESSMALL RAINCLOUDY010000046717
1792-05-14T13:0048.77-8.3820022.6ST AGNES LIGHTHOUSEN42E31N54E246.00-25SWFRESH BREEZES, STRONG GALESHAZY000000046718