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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 Dover Castle cruise from Motherbank to Madras started at 1801-04-04 [dataset]. British Library, London, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.748664, 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: -9.015701 * Median Longitude: 8.819346 * South-bound Latitude: -38.380000 * West-bound Longitude: -34.650000 * North-bound Latitude: 48.500000 * East-bound Longitude: 82.980000
Date/Time Start: 1801-04-04T12:00:00 * Date/Time End: 1801-07-19T07:00:00
Event(s):
Dover_Castle_18010404_BL_L/MAR/B/232B * Latitude Start: 48.500000 * Longitude Start: -6.720000 * Latitude End: 12.100000 * Longitude End: 80.500000 * Date/Time Start: 1801-04-04T00:00:00 * Date/Time End: 1801-07-19T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Dover Castle, Voyage: Motherbank - Madras, 1st Observer: Peter Sampson (Captain), Company: EIC
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
CourseCourseCourse of the ship during the past 24 hours
DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
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.
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.
10 Wind force descriptionWind force descrAll reported wind forces on this day
11 Present weatherwwWeather description
12 Precipitation descriptionPrecip descr
13 State of the sea descriptionState sea descr
14 ClearnessClearness
15 GustsGusts1 If wind gusts are reported
16 Precipitation/RainRain1 If rain was reported
17 FogFog1 If fog was reported
18 Snow typeSnow1 If snow was reported
19 ThunderThunder1 If thunder and or lightning was reported
20 HailHail1 If hail was reported
21 Sea iceSea ice1 If sea-ice or icebergs were reported
22 IdentificationIDCLIWOC 2.1 line number
Size:
1652 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Date/Time

Latitude

Longitude

dd [deg]

ff [m/s]

Course

Distance [arbitrary units]

Decl [deg]

Wind dir descr
10 
Wind force descr
11 
ww
12 
Precip descr
13 
State sea descr
14 
Clearness
15 
Gusts
16 
Rain
17 
Fog
18 
Snow
19 
Thunder
20 
Hail
21 
Sea ice
22 
ID
1801-04-04T12:0048.50-6.72652.6S43W69.00-25ELIGHT BREEZESPLEASANT WEATHER THROUGHOUT000000059555
1801-04-05T13:0046.67-9.45217.3SW1/4S149.00-24NEINCREASING BREEZE THROUGHOUTFIRST PART FAIRLATTER HAZY WEATHER000000059556
1801-04-06T13:0044.62-11.93556.7SW1/2S154.00-24EBNFIRST AND MIDDLE PART FRESH GALES, LATTER MODERATE BREEZESLATTER PLEASANT WEATHERFIRST AND MIDDLE A LARGE FOLLOWING SWELL000000059557
1801-04-07T13:0043.83-12.032351.0S8W43.00-24NW, WBSLIGHT AIRSCONFUSED SEAHAZY000000059558
1801-04-08T13:0043.13-12.7831S27W35.00-25NE, SW, NEBESQUALLY000000059559
1801-04-09T13:0040.60-14.322222.6S19W161.00-23NESTRONG GALES AND FREQUENT SQUALLSHAIL AND RAINA HEAVY FOLLOWING SEA THROUGHOUT010001059560
1801-04-10T13:0038.18-16.78286.7S29W166.00-23NE1/2EFIRST AND MIDDLE PARTS FRESH GALES, LATTER MORE MODERATEPLEASANT WEATHER000000059561
1801-04-11T13:0036.37-18.2339.3S45W151.00-20NNESTEADY BREEZESPLEASANT WEATHER THROUGHOUT000000059562
1801-04-12T13:0034.82-19.62256.7SW105.00-20NEMODERATE BREEZESFAIR PLEASANT WEATHER THROUGHOUT000000059563
1801-04-13T13:0033.00-21.17599.3S46W143.00-20EBNSTEADY BREEZESPLEASANT WEATHER THROUGHOUT000000059564
1801-04-14T14:0030.65-22.52729.3S26W141.00-18EFRESH BREEZES WITH LIGHT SQUALLS AT INTERVALSSMALL RAIN010000059565
1801-04-15T14:0028.60-23.07106SBW109.00-18SEBEVARIABLECLOUDY000000059566
1801-04-16T14:0028.35-22.92196SBE1/4E37.00-18SE SWBW, SWBSVARIABLE WITH LIGHT SQUALLS AT INTERVALSCLOUDY000000059567
1801-04-17T14:0027.72-22.5060SBE1/2E40.00-19VARIABLE, EBNSQUALLY000000059568
1801-04-18T14:0025.37-23.12529.3SBW1/2W147.00-16ENEFRESH BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059569
1801-04-19T14:0023.12-23.988512.3SBW1/2W141.00-16EBSSTEADY TRADEPLEASANT WEATHER000000059570
1801-04-20T14:0020.70-24.6376SBW3/4W149.00-14ECLOUDY000000059571
1801-04-21T14:0018.38-25.636512.3SBW3/4W148.00-14EBNA STEADY TRADEPLEASANT WEATHER THROUGHOUT000000059572
1801-04-22T14:0016.05-26.1311112.3SBW3/4W149.00-13SEBEA STEADY TRADEPLEASANT WEATHER THROUGHOUT000000059573
1801-04-23T14:0014.20-27.055512.3SBW3/4W110.00-13ENEA STEADY TRADEPLEASANT WEATHER THROUGHOUT000000059574
1801-04-24T14:0012.43-27.157812.3S110.00-12NE, EA STEADY TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059575
1801-04-25T14:009.22-26.5836212.3-12VARIABLEA STEADY TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059576
1801-04-26T14:007.17-25.75686.7SBE3/4E131.00-11EBNMODERATE BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059577
1801-04-27T14:005.53-25.173412.3SBE3/4E98.00-11NEA STEADY TRADEPLEASANT WEATHER000000059578
1801-04-28T14:004.33-24.58459.3SBE1/2E77.00-11NEBESTEADY BREEZESPLEASANT WEATHER000000059579
1801-04-29T14:003.18-24.07682.6SBE1/2E79.00-11EBNLIGHT VARIABLE WINDS THROUGHOUT AND SQUALLS AT TIMESCLOSE SULTRY WEATHERRAIN010000059580
1801-04-30T14:001.87-23.60125S1/279.00-10EBS, SEVARIABLE WINDS THROUGHOUTUNSETTLED WEATHERRAIN010000059581
1801-05-01T14:000.67-23.9080S90.00-10EHARD SQUALLSHEAVY RAIN THROUGHOUT010000059582
1801-05-02T14:00-0.30-24.07103SWBS80.00-10SEBE, ESEHARD SQUALLSUNSETTLED WEATHERRAINY010000059583
1801-05-03T14:00-2.08-25.3511412.3SSW1/2W121.00-10SE, SEBEFRESH TRADE WITH SQUALLSRAIN AT INTERVALS010000059584
1801-05-04T14:00-3.58-26.0012612.3SSW1/2W102.00-9SEA STEADY TRADEPLEASANT WEATHER THROUGHOUT000000059585
1801-05-05T14:00-5.38-28.1211812.3S34W130.00-6SEBEA FRESH TRADEPLEASANT WEATHER THROUGHOUT000000059586
1801-05-06T14:00-6.95-29.151189.3SWBS113.00-6SEBEMODERATE TRADEPLEASANT WEATHER THROUGHOUT000000059587
1801-05-07T14:00-8.95-30.4811912.3SWBS145.00-5SEBEFRESH TRADE WITH SQUALLSRAIN AT TIMES010000059588
1801-05-08T14:00-10.93-31.5211912.3SSW1/2W188.00-5SEBEA FRESH TRADEPLEASANT WEATHER THROUGHOUT000000059589
1801-05-09T14:00-12.82-32.3012012.3SSW122.00-4SEBEFRESH TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059590
1801-05-10T14:00-14.52-33.231239.3SBW105.00-1SEBEMODERATE TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059591
1801-05-11T14:00-15.65-33.831126.7SBW1/2W70.00-1ESELIGHT VARIABLE TRADE THROUGHOUT000000059592
1801-05-12T14:00-16.52-34.323622.6SSW1/2W59.00-1VARIABLELIGHT BREEZESPLEASANT WEATHER THROUGHOUT000000059593
1801-05-13T14:00-17.58-34.50362S64.000VARIABLEUNSETTLED WEATHER THROUGHOUT000000059594
1801-05-14T14:00-18.10-34.573621.0SBE82.000VARIABLELIGHT AIRS INCLINABLE TO CALMHOT SULTRY WEATHER THROUGHOUT000000059595
1801-05-15T14:00-18.10-34.653620.00VARIABLECALMCLOSE SULTRY WEATHER000000059596
1801-05-16T14:00-18.37-34.431.0SE1/2E25.000FIRST AND MIDDLE PARTS CALM, LATTER PARTS LIGHT AIRSFINE WEATHER000000059597
1801-05-17T14:00-19.98-33.40270SSE3/4E114.000WCLOUDY000000059598
1801-05-18T14:00-20.07-31.522336.7-3SWBWMODERATE BREEZESPLEASANT WEATHER THROUGHOUT000000059599
1801-05-19T14:00-20.15-30.431881.0SEBE75.00-3SBWLIGHT AIRSPLEASANT WEATHER THROUGHOUT000000059600
1801-05-20T14:00-20.42-30.302002.6SSE35.00-3S, SSWLIGHT BREEZESPLEASANT WEATHER THROUGHOUT000000059601
1801-05-21T14:00-21.70-29.53267SSE85.00-3WVARIABLE WINDSUNSETTLED WEATHER THROUGHOUT000000059602
1801-05-22T14:00-22.47-29.521322.6S45.00-3SSE, SELIGHT WINDSPLEASANT WEATHER THROUGHOUT000000059603
1801-05-23T14:00-24.22-29.553139.3S105.00-2VARIABLE SEBE, NWFIRST PART LIGHT BREEZES, MIDDLE AND LATTER STEADY BREEZE000000059604
1801-05-24T14:00-25.67-28.771222.6SSE1/2E101.00-2NBW, SEBEFIRST AND MIDDLE PARTS FRESH BREEZES, LATTER LIGHT BREEZESPLEASANT WEATHER000000059605
1801-05-25T14:00-28.33-28.3312422.6S10E137.000SEBEFIRST PART LIGHT WINDS AND VARIABLE, MIDDLE AND LATTER STRONG GALESRAIN AT TIMES010000059606
1801-05-26T14:00-29.87-26.4331-3NEBNHARD SQUALLSHEAVY RAIN010010059607
1801-05-27T14:00-30.52-24.75110S66E99.00-3SW, ESE000000059608
1801-05-28T14:00-31.70-23.03201.0SE1/2E71.00-3VARIABLE, NNELIGHT AIRS000000059609
1801-05-29T13:00-32.17-21.0229822.6-6NWBWSTRONG GALES WITH FREQUENT HARD SQUALLSRAIN THROUGHOUT010000059610
1801-05-30T13:00-32.50-19.101856.7S78E96.00-6SBWFIRST PART STRONG GALE, MIDDLE AND LATTER PART MODERATE BREEZES000000059611
1801-05-31T13:00-33.62-17.3822.6S44E93.00-8STRONG GALES AND FREQUENT HARD SQUALLSRAIN010000059612
1801-06-01T13:00-34.28-14.8036222.6ESE1/2E142.00-8W, VARIABLESTRONG GALES AND FREQUENT HARD SQUALLSRAIN THROUGHOUT010000059613
1801-06-02T13:00-34.32-12.15192EBS135.00-11SSWFIRST PART STRONG GALES, MIDDLE AND LATTER PARTS MODERATE WEATHER000000059614
1801-06-03T13:00-35.83-9.78225S61E138.00-11SWBWCLOUDY000000059615
1801-06-04T12:00-36.40-5.772906.7S80E186.00-14NW, WNW, NWBWFIRST AND MIDDLE PARTS STRONG GALES WITH HARD SQUALLS, LATTER MORE MODERATEFIRST AND MIDDLE PARTS RAINTHICK HAZY WEATHER THROUGHOUT011000059616
1801-06-05T12:00-36.05-2.88324E1/2S128.00-14NNWVARIABLE SQUALLYUNSETTLED WEATHER THROUGHOUT000000059617
1801-06-06T12:00-35.75-0.083626.7E1/2N137.00-17SSW, VARIABLEFIRST AND MIDDLE PARTS STRONG GALES AND SQUALLY, LATTER MODERATEFIRST AND MIDDLE PARTS RAIN010000059618
1801-06-07T12:00-36.583.3234019.0ESE1/2E172.00-20VARIABLE, NFIRST PART LIGHT BREEZES, MIDDLE AND LATTER FRESH GALESFREQUENT SQUALLS OF RAIN110000059619
1801-06-08T12:00-36.226.8736222.6-20SEBS, VARIABLESTRONG GALES WITH FREQUENT HARD SQUALLSHAIL AND RAIN THROUGHOUT010001059620
1801-06-09T11:00-36.379.931819.3S86E130.00-22SWBS, VARIABLE, SSWFIRST PART SQUALLY, MIDDLE AND LATTER FRESH BREEZESFIRST PART UNSETTLED WEATHER, MID AND LAT PLEASANT000000059621
1801-06-10T11:00-37.3013.002909.3-25WNW, NWFRESH BREEZESPLEASANT WEATHER THROUGHOUT000000059622
1801-06-11T11:00-37.6215.90134S82E148.00-24WBN, SSW, SSEVARIABLE SQUALLYUNSETTLED WEATHER000000059623
1801-06-12T11:00-37.6318.673626.7-26S, VARIABLEFIRST PART FRESH BREEZES, MIDDLE AND LATTER MODERATEPLEASANT WEATHER THROUGHOUT000000059624
1801-06-13T11:00-37.3518.63131NBW7.00-27EBS E SE, SEBS, SSEVARIABLE SQUALLYUNSETTLED WEATHERRAINYA HEAVY HEAD SEA IN THE LATTER PART010000059625
1801-06-14T11:00-37.8221.3331219.0-26S SBW, NNWFIRST AND MIDDLE PARTS SQUALLY, LATTER FRESH GALESFIRST PART UNSETTLED, LATTER PLEASANT WEATHER000000059626
1801-06-15T10:00-38.3825.5028722.6S80E205.00-28NWSTRONG GALES WITH VIOLENT HARD SQUALLSHEAVY RAINHEAVY FOLLOWING SEA010000059627
1801-06-16T10:00-37.4529.0536222.6-29VARIABLESTRONG GALES WITH FREQUENT HARD SQUALLSHAIL AND RAINA HEAVY FOLLOWING SEA THROUGHOUT010001059628
1801-06-17T10:00-36.7333.572416.7S77E190.00-29WFIRST PART STRONG GALES, MIDDLE AND LATTER PARTS MORE MODERATEA HEAVY FOLLOWING SEA000000059629
1801-06-18T09:00-37.0837.8027522.6E1/2S193.00-29WNW, NWBWSTRONG GALES WITH FREQUENT HARD SQUALLSRAINA HEAVY FOLLOWING SEA010000059630
1801-06-19T09:00-37.0541.0028619.0E194.00-29NWFRESH GALES WITH FREQUENT HARD SQUALLSHAIL AND RAINA CONFUSED SEA THROUGHOUT010011059631
1801-06-20T09:00-37.0845.602426.7E166.00-28WFIRST AND MIDDLE PARTS STRONG GALES WITH FREQUENT HARD SQUALLS, LATTER MODERATELATTER PLEASANT WEATHERFIRST AND MIDDLE PARTS RAIN010000059632
1801-06-21T09:00-37.3348.3231119.0S85E-27VARIABLE, NNWFIRST PART MODERATE BREEZES, MIDDLE AND LATTER PARTS FRESH GALES WITH SQUALLS000000059633
1801-06-22T09:00-37.4352.021766.7-27NNW, NWBW VARIABLE, SSWFIRST AND MIDDLE PARTS STRONG GALES AND VARIABLE SQUALLS, LATTER PART MODERATEFIRST AND MIDDLE PART RAIN010000059634
1801-06-23T08:00-36.7756.8536219.0N81E194.00-25WSW, VARIABLEFRESH GALES WITH FREQUENT PASSING SQUALLS000000059635
1801-06-24T08:00-35.0760.183036.7N57E203.00-23NWBNFIRST PART STRONG GALES, MIDDLE AND LATTER MODERATEPLEASANT WEATHER000000059636
1801-06-25T08:00-33.2762.753179.3N59E208.00-21NNWFRESH BREEZESPLEASANT WEATHER THROUGHOUT000000059637
1801-06-26T08:00-31.3764.773622.6N41E151.00-17SW, SSE, VARIABLEFIRST PART FRESH BREEZES, MIDDLE AND LATTER PARTS LIGHT WINDS AND VARIABLEPLEASANT WEATHER THROUGHOUT000000059638
1801-06-27T08:00-29.7565.803626.7N34E114.00-17WNW, VARIABLEMODERATE BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059639
1801-06-28T07:00-28.3368.103242.6N49E130.00-14NWBN, NNWLIGHT VARIABLE WINDSPLEASANT WEATHER THROUGHOUT000000059640
1801-06-29T07:00-26.3369.182146.7NNE3/4E140.00-11NW, SWMODERATE BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059641
1801-06-30T07:00-23.5370.8513512.3NNE1/2E191.00-11SEBSFRESH TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059642
1801-07-01T07:00-20.6572.3712812.3NNE1/2E199.00-7SEA FRESH TRADE WITH FREQUENT PASSING SQUALLSSMALL RAIN THROUGHOUT010000059643
1801-07-02T07:00-17.7373.701299.3NNE1/2E198.00-6SEFRESH BREEZES WITH FREQUENT HARD SQUALLSSMALL RAIN THROUGHOUT010000059644
1801-07-03T07:00-14.7875.2014312.3NNE192.00-3SEBSA FRESH TRADE WITH FREQUENT SQUALLSRAIN010000059645
1801-07-04T07:00-11.9776.57996.7NNE1/4E186.00-2EBSFIRST AND MIDDLE PARTS FRESH BREEZES WITH SQUALLS AT TIMES, LATTER MODERATELATTER PLEASANT WEATHER000000059646
1801-07-05T07:00-9.0877.039912.3NNE1/2E199.00-2EBSA FRESH TRADE WITH FREQUENT SQUALLSRAIN AT INTERVALS010000059647
1801-07-06T07:00-6.4577.771019.3NNE1/4E175.000EBSFRESH BREEZES AND SQUALLYRAIN AT TIMES010000059648
1801-07-07T07:00-4.0778.9311312.3NNE155.000ESEFRESH TRADEFAIR AND PLEASANT WEATHER THROUGHOUT000000059649
1801-07-08T07:00-2.4879.301361.0NNE103.001SELIGHT AIRSPLEASANT WEATHER THROUGHOUT000000059650
1801-07-09T07:00-1.1279.352042.6NBE84.001SE, SSWLIGHT BREEZESHOT SULTRY WEATHER000000059651
1801-07-10T07:000.0380.002261.0NEBN83.001SWLIGHT AIRSPLEASANT WEATHER000000059652
1801-07-11T07:001.1281.752372.6NEBN79.001SWBWLIGHT BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059653
1801-07-12T07:001.4882.083161.0NNE42.001NWLIGHT AIRSPLEASANT WEATHER THROUGHOUT000000059654
1801-07-13T07:002.2382.073161.01NWLIGHT AIRSFAIR AND PLEASANT WEATHER THROUGHOUT000000059655
1801-07-14T07:003.6782.07362N86.001VARIABLEFIRST PART LIGHT AIRS, MIDDLE AND LATTER PARTS VARIABLE WINDSPLEASANT WEATHER THROUGHOUT000000059656
1801-07-15T07:005.5580.752946.7N1/4E114.001WBN, WNWMODERATE BREEZES WITH LIGHT SQUALLS AT INTERVALS000000059657
1801-07-16T06:007.3082.982056.72SWBW, SSWMODERATE BREEZES WITH LIGHT SQUALLS AT INTERVALS000000059658
1801-07-17T07:009.0281.751.01FIRST AND MIDDLE PARTS FRESH BREEZES, LATTER LIGHT AIRS AND VARIABLEFAIR AND PLEASANT WEATHER THROUGHOUT000010059659
1801-07-18T07:0010.1580.932041.01VARIABLE SW, SSWFIRST AND LATTER PARTS LIGHT AIRS, MIDDLE FRESH BREEZESPLEASANT WEATHER THROUGHOUT000000059660
1801-07-19T07:0011.5380.502156.71NEBE, SWBSMODERATE BREEZESFAIR AND PLEASANT WEATHER THROUGHOUT000000059661