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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 REPULSE cruise from St. Helena to Benkulen started at 1823-04-17 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.751736, 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: -30.562167 * Median Longitude: 63.754167 * South-bound Latitude: -42.480000 * West-bound Longitude: -9.120000 * North-bound Latitude: -4.620000 * East-bound Longitude: 105.350000
Date/Time Start: 1823-04-17T12:00:00 * Date/Time End: 1823-06-15T05:00:00
Event(s):
Repulse_18230417_NMM_LOG/C/70 * Latitude Start: -15.890000 * Longitude Start: -5.750000 * Latitude End: -6.670000 * Longitude End: 100.420000 * Date/Time Start: 1823-04-17T00:00:00 * Date/Time End: 1823-06-15T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Repulse, Voyage: St Helena - Benkulen, 1st Observer: John Patterson (Captain), Company: EIC, Other ship information: 1334BM
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
Pressure, atmosphericPPPPhPaNo temperature correction was applied. The following factors have been used for the conversion to hPa: 2.54 cm in an inch; 13.596 specific gravity of mercury; 980.65 cm/s gravity at 45° latitude
Temperature, airTTT°C
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.
Sensor readingReadingarbitrary unitsReading of the (outside) air thermometer
10 Sensor readingReadingarbitrary unitsReading of the air pressure
11 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.
12 Wind force descriptionWind force descrAll reported wind forces on this day
13 Present weatherwwWeather description
14 Precipitation descriptionPrecip descr
15 State of the sea descriptionState sea 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:
1084 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...)

PPPP [hPa]
(No temperature correction was...)

TTT [°C]

Decl [deg]
(It is generally accepted by t...)

Reading [arbitrary units]
(Reading of the (outside) air ...)
10 
Reading [arbitrary units]
(Reading of the air pressure)
11 
Wind dir descr
(All reported wind directions ...)
12 
Wind force descr
(All reported wind forces on t...)
13 
ww
(Weather description)
14 
Precip descr
15 
State sea 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)
1823-04-17T12:00-17.00-6.151269.31021.423.9-2075.0030.16SEBSPLEASANT TRADEFAIR0000000209662
1823-04-18T13:00-19.70-7.5712816.31027.522.2-1872.0030.34SEBSSTRONG TRADE THROUGHOUT0000000209663
1823-04-19T13:00-22.57-8.6210716.31023.822.8-1773.0030.23VARIABLE, SEBEA STRONG TRADEFINE WEATHER0000000209664
1823-04-20T13:00-25.60-9.1211816.31025.824.4-1776.0030.29SEA STRONG TRADE WITH SQUALLY WEATHER THROUGHOUT0000000209665
1823-04-21T13:00-28.05-8.65856.71025.123.3-1674.0030.27EBSFIRST PART FRESH TRADE, MIDDLE AND LATTER MODERATEFAIR0000000209666
1823-04-22T12:00-30.88-6.62266.71021.724.4-1976.0030.17NEA MODERATE BREEZE THROUGHOUTFINE WEATHER0000000209667
1823-04-23T12:00-33.85-3.633436.71012.619.4-1767.0029.90NE, NNE, NFIRST AND MIDDLE PART A STRONG BREEZE, LATTER MORE MODERATECLOUDY WEATHER0000000209668
1823-04-24T12:00-35.65-1.483621012.616.1-2061.0029.90SWBW, WBS, VARIABLEFIRST AND MIDDLE PARTS MODERATELATTER LIGHT RAINLATTER CLOUDY0100000209669
1823-04-25T12:00-36.152.523626.713.3-2356.00SWBS, VARIABLEFIRST PART A FRESH BREEZES, HARD GUSTS OF WIND AND SQUALLS DURING THE MIDDLE, LATTER MODERATELATTER FINE WEATHER0000000209670
1823-04-26T12:00-36.674.88226.715.6-2360.00VARIABLE, NEFIRST AND LATTER PART A PLEASANT BREEZE, MIDDLE CALMA HEAVY SWELLFINE WEATHER0000000209671
1823-04-27T11:00-37.829.4236212.31020.416.7-2462.0030.13NE, VARIABLETHROUGHOUT A STRONG BREEZE AND SQUALLY0000000209672
1823-04-28T11:00-38.0713.853346.71015.315.0-2659.0029.98VARIABLE, NFIRST PART A FRESH BREEZE, MIDDLE AND LATTER MODERATESWELL TO THE EASTWARDFIRST PART CLOUDY, MIDDLE AND LATTER PLEASANT WEAT0000000209673
1823-04-29T11:00-37.8217.923626.71017.714.7-2858.5030.05NE, WSW, VARIABLEA PLEASANT BREEZE THROUGHOUTFINE WEATHER0000000209674
1823-04-30T11:00-38.1020.853626.71016.017.8-2864.0030.00NNW, VARIABLETHROUGHOUT A MODERATE BREEZEFAIR0000000209675
1823-05-01T10:00-37.8324.833629.31020.415.6-2960.0030.13WBN, VARIABLEFIRST PART MODERATE, SQUALLY DURING THE NIGHT, LATTER FRESH BREEZECLOUDY WEATHER0000000209676
1823-05-02T10:00-36.5728.583621025.118.9-2966.0030.27S, VARIABLEFIRST AND MIDDLE PART A PLEASANT BREEZE, LATTER LIGHT, VARIABLEFINE WEATHER0000000209677
1823-05-03T10:00-37.0228.733621.01024.518.3-2965.0030.25VARIABLETHROUGHOUT LIGHT AIRS AND VARIABLE0000000209678
1823-05-04T10:00-39.0329.733626.716.1-3061.00SE, VARIABLEFIRST PART A LIGHT AIR, MIDDLE AND LATTER A MODERATE BREEZEFINE WEATHER THROUGHOUT0000000209679
1823-05-05T10:00-39.6733.0230719.01012.616.1-3161.0029.90VARIABLE, NNWFRESH AND MIDDLE PARTS A MODERATE BREEZE INCREASING IN THE LATTER PART TO A FRESH GALECLOUDY WEATHER THROUGHOUT0000000209680
1823-05-06T09:00-38.3238.1223922.61004.113.9-3157.0029.65NWBN, WBN, WTHROUGHOUT A STRONG GALE WITH FREQUENT HARD GUSTS OF WINDCLOUDY WEATHER0000000209681
1823-05-07T09:00-37.9543.7019522.61004.111.7-3053.0029.65VARIABLE, SWFIRST PART A FRESH GALE, MIDDLE AND LATTER BLOWING STRONG WITH FREQUENT HARD SQUALLSRAINA HEAVY SWELL TO THE WESTWARD0100000209682
1823-05-08T09:00-38.1848.172196.715.6-2960.00SWBW, WSWFIRST AND MIDDLE PARTS A FRESH BREEZE, LATTER A MODERATE BREEZELATTER RAINA HEAVY CONFUSED SWELL THROUGHOUTFIRST AND MIDDLE CLOUDY0100000209683
1823-05-09T09:00-38.0751.721746.71014.315.6-2960.0029.95SSWTHROUGHOUT A MODERATE BREEZEFAIR0000000209684
1823-05-10T08:00-38.4754.633556.71020.719.4-2867.0030.14SW, VARIABLE, NNEFIRST AND MIDDLE PARTS LIGHT VARIABLE BREEZE, LATTER MODERATEPLEASANT WEATHER THROUGHOUT0000000209685
1823-05-11T08:00-38.8558.523626.71026.519.4-2767.0030.31N, VARIABLETHROUGHOUT A PLEASANT BREEZEFINE WEATHER0000000209686
1823-05-12T08:00-39.0362.372886.71024.818.9-2766.0030.26NNW, NWTHROUGHOUT A PLEASANT BREEZEFAIR0000000209687
1823-05-13T07:00-39.0567.783629.31013.617.8-2464.0029.93VARIABLEA FRESH BREEZE WITH FREQUENT SQUALLSRAIN0100000209688
1823-05-14T07:00-38.9372.421111015.316.1-2461.0029.98WBN, VARIABLE, NW, SEFIRST PART A FRESH BREEZE, MIDDLE MORE MODERATE, LATTER VARIABLEDRIZZLING RAIN THROUGHOUTTHICK WEATHER0100000209689
1823-05-15T07:00-38.3774.033626.71019.015.3-2359.5030.09VARIABLEMODERATE BREEZELIGHT RAIN THROUGHOUTTHICK WEATHER0100000209690
1823-05-16T07:00-40.1777.002219.01015.315.0-2359.0029.98VARIABLE, NEFIRST PART MODERATE, INCREASING DURING THE NIGHT WITH HARD SQUALLS, LATTER A FRESH GALERAINLATTER CLOUDY WEATHER0100000209691
1823-05-17T07:00-40.6881.45309.31017.014.4-2158.0030.03NE1/2EA FRESH BREEZE THROUGHOUTCONSTANT RAIN0100000209692
1823-05-18T06:00-41.3586.133629.31017.713.3-2056.0030.05NE, VARIABLEMIDDLE AND LATTER FRESH BREEZEFIRST PART LIGHT RAINMIDDLE AND LATTER FAIR0100000209693
1823-05-19T06:00-41.9788.60376.71019.012.8-1955.0030.09NEBEA MODERATE BREEZE THROUGHOUTPLEASANT WEATHER0000000209694
1823-05-20T06:00-42.4889.284912.31011.912.8-1955.0029.88ENETHROUGHOUT A STRONG BREEZE WITH SQUALLSCONSTANT RAIN IN THE MIDDLE AND LATTER PARTS0100000209695
1823-05-21T06:00-42.2991.2834118.11015.312.2-1954.0029.98NEBN, VARIABLE, NFIRST AND MIDDLE PARTS A FRESH GALE, MODERATING LATTERLYLIGHT RAIN THROUGHOUT0110000209696
1823-05-22T06:00-42.1094.033622.61016.713.3-1756.0030.02VARIABLEWINDS LIGHT AND VARIABLECONSTANT DRIZZLING RAIN0110000209697
1823-05-23T05:00-41.8599.123629.31016.012.8-1555.0030.00NEBE, VARIABLEA FRESH BREEZECLOUDY THROUGHOUT0000000209698
1823-05-24T05:00-41.1798.603629.31000.712.8-1555.0029.55NE, NW, VARIABLEFIRST AND LATTER PART FRESH BREEZE, MIDDLE FRESH GALEUNSETTLED WEATHERHARD RAINFIRST AND LATTER CLEAR0100000209699
1823-05-25T05:00-39.33101.623569.31004.513.1-1555.5029.66VARIABLE, NNW, N, NBEA FRESH BREEZE THROUGHOUTSWELL FROM THE NORTHCLOUDY WEATHER0000000209700
1823-05-26T05:00-37.50102.633256.71004.111.9-1353.5029.65N, NNWFIRST PART A FRESH GALE, LATTER A PLEASANT BREEZEFIRST PART HARD RAINHEAVY NORTHERLY SWELLMIDDLE UNSETTLED, LATTER FINE WEATHER0100000209701
1823-05-27T05:00-35.22103.281939.3994.611.4-1052.5029.37VARIABLE, SSWFIRST AND MIDDLE PARTS MODERATE BREEZE, LATTERLY FRESH BREEZE WITH SQUALLSUNSETTLED WEATHERRAIN THROUGHOUT0100000209702
1823-05-28T05:00-30.88103.4336212.31033.914.4-758.0030.53VARIABLEFIRST AND MIDDLE PARTS HARD SQUALLS, LATTER STRONG WESTERLY BREEZE THROUGHOUTLATTER FINE WEATHER0000000209703
1823-05-29T05:00-28.55104.773426.71017.717.8-764.0030.05WBN, VARIABLE, NBWPLEASANT BREEZE THROUGHOUTFINE WEATHER0000000209704
1823-05-30T05:00-28.33104.683629.31012.617.8-764.0029.90VARIABLETHROUGHOUT A FRESH BREEZEFAIR0000000209705
1823-05-31T05:00-26.50105.121861017.719.7-567.5030.05VARIABLE, SBWFIRST AND MIDDLE PARTS A FRESH BREEZE, LATTER DECREASINGFINE WEATHER THROUGHOUT0000000209706
1823-06-01T05:00-24.57104.923626.71021.120.0-568.0030.15SSE, VARIABLETHROUGHOUT PLEASANT BREEZEA HEAVY SWELL FROM THE WESTWARDFINE WEATHER0000000209707
1823-06-02T05:00-22.17104.603626.71018.722.8-373.0030.08SE, VARIABLETHROUGHOUT LIGHT TRADEFAIR0000000209708
1823-06-03T05:00-21.63104.033621029.524.4-376.0030.40VARIABLEFIRST AND LATTER PARTS LIGHT VARIABLE WINDS, MIDDLE CALMPLEASANT WEATHER THROUGHOUT0000000209709
1823-06-04T05:00-21.35104.523121.01017.323.9-375.0030.04VARIABLE, NWLIGHT AIRS AND CALMSFINE WEATHER0000000209710
1823-06-05T05:00-20.52105.353622.61017.724.4-376.0030.05NBW, VARIABLETHROUGHOUT LIGHT BREEZES AND VARIABLEFAIR0000000209711
1823-06-06T05:00-19.52105.351102.61016.724.4-376.0030.02ESEWIND LIGHT AND VARIABLE THROUGHOUTPLEASANT WEATHER0000000209712
1823-06-07T05:00-18.33104.5384.61015.625.3-377.5029.99EBN, VARIABLE, E, NBEPLEASANT LIGHT BREEZESFINE WEATHER0000000209713
1823-06-08T05:00-17.25104.433622.61016.024.7-276.5030.00VARIABLEFIRST AND LATTER PARTS LIGHT BREEZE AND VARIABLE, MIDDLE PART SQUALLYMIDDLE RAIN0100000209714
1823-06-09T05:00-14.77104.103626.71017.326.7-280.0030.04SE, VARIABLEA MODERATE BREEZE THROUGHOUTPLEASANT0000000209715
1823-06-10T05:00-11.33103.521359.31016.327.8082.0030.01SEBE, SEA FRESH BREEZECLOUDY WEATHER0000000209716
1823-06-11T05:00-8.30103.351139.31013.328.9084.0029.92ESEMIDDLE SQUALLY WITH A FRESH BREEZE THROUGHOUTMIDDLE RAINFIRST AND LATTER PARTS CLEAR0100000209717
1823-06-12T05:00-5.95103.273626.71010.929.4185.0029.85EBN, VARIABLEA PLEASANT BREEZE THROUGHOUTRAIN IN THE LATTER PARTCLOUDY WEATHER0100000209718
1823-06-13T05:00-5.08103.153621.01012.628.9184.0029.90VARIABLETHROUGHOUT LIGHT AIRS AND VARIABLESULTRY WEATHERCLOUDY0000000209719
1823-06-14T05:00-4.70102.833622.61015.028.6183.5029.97VARIABLETHROUGHOUT LIGHT BREEZES AND VARIABLEFAIR0000000209720
1823-06-15T05:00-4.62102.33352.61016.028.1182.5030.00VARIABLE, NEBNFIRST AND LATTER PARTS LIGHT AND VARIABLE WINDS, HARD SQUALLSRAINCLOUDY WEATHER0100000209721