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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 True Briton cruise from Beachy Head to Canton started at 1750-06-05 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.747120, 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: -17.681486 * Median Longitude: 73.824865 * South-bound Latitude: -37.750000 * West-bound Longitude: -23.670000 * North-bound Latitude: 22.000000 * East-bound Longitude: 114.850000
Event(s):
True_Briton_17500605_NMM_CAL/201 * Latitude Start: -23.950000 * Longitude Start: -23.670000 * Latitude End: 20.800000 * Longitude End: 114.790000 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: True Briton, Start of voyage: 1750-06-16, End of voyage: 1750-09-20, Voyage: Beachy Head - Canton, 1st Observer: Henry Broadly (Author), Company: EIC, Other ship information: 400BM. 1746-1757
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Date/time startDate/time start
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
--1 If position is considered to be coastal (in port or near coastal disturbances)
10 CourseCourseCourse of the ship during the past 24 hours
11 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
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 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.
14 Current direction descriptionCur dir descrDirection of the current. This direction points to where the current is flowing towards to.
15 Current speed descriptionV descr
16 Wind force descriptionWind force descrAll reported wind forces on this day
17 Present weatherwwWeather description
18 Precipitation descriptionPrecip descr
19 State of the sea descriptionState sea descr
20 ClearnessClearness
21 GustsGusts1 If wind gusts are reported
22 Precipitation/RainRain1 If rain was reported
23 FogFog1 If fog was reported
24 Snow typeSnow1 If snow was reported
25 ThunderThunder1 If thunder and or lightning was reported
26 HailHail1 If hail was reported
27 Sea iceSea ice1 If sea-ice or icebergs were reported
28 CommentComment
29 IdentificationIDCLIWOC 2.1 line number
Size:
1471 data points

Data

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


Date/time start

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)

-
(1 If position is considered t...)
10 
Course
(Course of the ship during the...)
11 
Distance [arbitrary units]
(Distance travelled during the...)
12 
Decl [deg]
(It is generally accepted by t...)
13 
Wind dir descr
(All reported wind directions ...)
14 
Cur dir descr
(Direction of the current. Thi...)
15 
V descr
16 
Wind force descr
(All reported wind forces on t...)
17 
ww
(Weather description)
18 
Precip descr
19 
State sea descr
20 
Clearness
21 
Gusts
(1 If wind gusts are reported)
22 
Rain
(1 If rain was reported)
23 
Fog
(1 If fog was reported)
24 
Snow
(1 If snow was reported)
25 
Thunder
(1 If thunder and or lightning...)
26 
Hail
(1 If hail was reported)
27 
Sea ice
(1 If sea-ice or icebergs were...)
28 
Comment
29 
ID
(CLIWOC 2.1 line number)
1750-06-16T14:00-23.95-23.678119.0MADEIRAN6:47E1140S84.002EBS, ESE, E, EBNA FRESH GALEA LITTLE RAINCLOUDY0100000259037
1750-06-17T14:00-26.30-23.108112.3MADEIRAN5:57E1183SBE1/4E133.002E, EBS, E, EBNA BRISK GALEFAIR0000000259038
1750-06-18T13:00-28.15-21.6745MADEIRAN4:26E1216S37E142.000NE, ENE, NEBE, NEA BRISK GALE, LATTER SQUALLYMOSTLY FAIR, LATTER CLOUDY0000000259039
1750-06-19T13:00-30.02-19.6033819.0MADEIRAN2:24E1258SE1/4E168.000NE, NEBN, N, NNWA FRESH GALE WITH SQUALLSRAIN, LATTER HEAVY RAINSCLOUDY0100000259040
1750-06-20T13:00-30.78-17.27222MADEIRAW1267S71E149.00-3SW, SWBS, SSW, SWSOME SQUALLSMIDDLE LIGHTNING IN SSWRAINCLOUDY, LATTER FAIR0100100259041
1750-06-21T13:00-31.70-14.2520019.0MADEIRAN2:25W1289ESE1/4E193.00-3SSWA FRESH GALE INTERMIXED WITH SQUALLSRAINCLOUDY0100000259042
1750-06-22T13:00-32.17-12.87110MADEIRAN3:37W1300S72E89.00-3SSW, SBW, S, ESEINTERMIXED WITH RAINFIRST AND LATTER PARTS CLOUDY, MIDDLE FAIR0100000259043
1750-06-23T13:00-32.07-11.9716426.8MADEIRAE1/2N74.00-5NE, SEBS, SSE, SBEHARD GALES WITH FREQUENT HARD SQUALLSRAINLARGE SWELL FROM SWCLOUDY0100000259044
1750-06-24T13:00-32.97-8.97210MADEIRAESE154.00-4SWBS, SW, SWBSFIRST AND MIDDLE PARTS SQUALLYSWELL FROM SWFIRST AND MIDDLE PARTS CLOUDY, LATTER FAIR0000000259045
1750-06-25T12:00-34.07-5.7516219.0MADEIRAESE173.00-7SWBW, NWBW, W, SW, SBEA FRESH GALE INTERMIXED WITH SQUALLSRAINSWELL AS YESTERDAYCLOUDY0100000259046
1750-07-10T10:00-36.7325.07246.7MADERIAS77E75.00-21WNW, NEBN, NE, NEBE, NES17MODERATEFAIR0000000a trivial correction was made in this observation259047
1750-07-11T10:00-37.1026.273610.0MADERIAS78E33.00-21NNE, NNW, WNW, W, CALMFIRST PART LITTLE WIND, MIDDLE AND LATTER CALMFAIR0000000a trivial correction was made in this observation259048
1750-07-12T10:00-37.5328.972319.0MADEIRAS80E133.00-22E, EBN, NEFIRST PART LITTLE WIND, MIDDLE AND LATTER FRESH GALES AND SQUALLYFIRST PART FAIR0000000a trivial correction was made in this observation259049
1750-07-13T10:00-37.4531.77247MADEIRAN88E135.00-23NNE, NEBN, WFRESH GALES, MIDDLE AND LATTER VARIABLE WINDS AND CALMMIDDLE AND LATTER THUNDER AND LIGHTNINGMIDDLE AND LATTER RAINWATER SMOOTHHAZY0100100a trivial correction was made in this observation259050
1750-07-14T10:00-36.8734.7420122.6MADEIRAEBN157.00-24WNW, WBN, W, SWLATTER STRONG GALES WITH HARD SQUALLSMIDDLE LIGHTNINGRAINCLOUDY HEAVY WEATHER, LOOKS VERY THREATENING0100100a trivial correction was made in this observation259051
1750-07-15T09:00-36.3538.322456.7MADEIRAN83E182.00-25WSW, SWBW, SW, WSTRONG GALES WITH HARD SQUALLS, LATTER MORE MODERATESQUALLS OF RAINGREAT SEA SETTING AFTER US1100000a trivial correction was made in this observation259052
1750-07-16T09:00-36.4041.2426812.3MADEIRAE3/4S143.00-25W, WNW, NWBW, WNWA FINE STEADY GALE INTERMIXED WITH SOME SQUALLSRAINTHE SWELL FROM W MUCH FALLEN0100000a trivial correction was made in this observation259053
1750-07-17T09:00-37.0344.3429022.6MADEIRAS76E157.00-25NWBW, NW, NWBN, NWSTRONG GALES INTERMIXED WITH DQUALLSRAIN0100000a trivial correction was made in this observation259054
1750-07-18T09:00-37.6248.2132322.6MADEIRAS81E200.00-26NWBN, NNW, N, NNW, NBWA CONSTANT STRONG GALELIGHTNING IN THE NIGHTSOME SHOWERS OF SMALL RAINFIRST PART SMOOTH WATER, LATTER A SWELL FROM NNWCHEIFLY HAZY1100100a trivial correction was made in this observation259055
1750-07-19T09:00-37.5051.6426715.4MADEIRAN86E173.00-26NBW, NWBN, WBN, WBS, WNWFORMER PARTS STRONG GALES AND SQUALLY, LATTER MORE MODERATE GALESMALL RAINLATTER FAIR0100000a trivial correction was made in this observation259056
1750-07-20T08:00-37.3555.6622522.6MADEIRAE1/4N207.00-23WNW, NW, WNW, W, WSWSTRONG GALES FOR THE FIRST AND MIDDLE PARTS, LATTER STRONG GALES WITH HARD SQUALLSLATTER HAIL AND RAINSWELL FROM W MUCH INCREASING0100010a trivial correction was made in this observation259057
1750-07-21T08:00-37.3758.191922.6MADEIRAE118.00-22WSW, SWBS, SW, SWBSFIRST PART STRONG GALES AND SQUALLY, MIDDLE MORE MODERATE, LATTER LITTLE WINDFIRST PART RAINLATTER FAIR0100000a trivial correction was made in this observation259058
1750-07-22T08:00-37.0360.012932.6MADEIRAN75E77.00-22WBN, W, WNW, NWLITTLE WIND INCLINABLE TO BE CALMSOME DRIZZLING RAINSWELL FROM SWCLOUDY0100000a trivial correction was made in this observation259059
1750-07-23T08:00-37.2861.551580.0MADEIRAEBS/4S50.00-22WNW, W, WBN, SMODERATE MIDDLE AND LATTER MOSTLY CALMFAIR, MIDDLE AND LATTER CLOUDY0000000a trivial correction was made in this observation259060
1750-07-24T08:00-37.7263.562219.0MADEIRAS76E88.00-23NW, NNW, NE, NEBN, NEFIRST PART LITTLE WINDS, MIDDLE AND LATTER FRESH GALESSMOOTH WATERCLOUDY0000000a trivial correction was made in this observation259061
1750-07-25T08:00-37.7567.0524722.6MADEIRAE175.00-23NE, NEBN, WBN, WSTRONG GALES INTERMIXED WITH HARD SQUALLSRAINCLOUDY0100000a trivial correction was made in this observation259062
1750-07-26T07:00-37.2570.7521822.6MADEIRAN81E190.00-18WBS, WSW, SW, SWBWSTRONG GALES WITH VERY HARD SQUALLSRAINLARGE SWELL FROM SW0100000a trivial correction was made in this observation259063
1750-07-27T07:00-37.7073.9326022.6MADEIRAEBS163.00-21SWBS, SWBW, WSW, W, WBNSTRONG GALES WITH HARD SQUALLSRAIN0100000a trivial correction was made in this observation259064
1750-07-28T07:00-37.6777.0027212.3MADEIRAE126.00-21W, WBN, W, WNWA BRISK STEADY GALECLOUDY0000000a trivial correction was made in this observation259065
1750-07-29T07:00-37.4379.7427819.0MADEIRAE13N174.00-15WNW, NW, NWBW, WNWFRESH GALESFOLLOWING SEAHAZY0000000259066
1750-07-30T07:00-36.5782.3725519.0MADEIRAEBN1/2N165.00-15NW, WSW, WBS, WFRESH GALES WITH SOME SQUALLSRAINCLOUDY0100000259067
1750-07-31T06:00-35.8385.3525622.6MADEIRAEBN1/2N187.00-14WBN, W, WBS, WSTRONG GALES WITH HARD SQUALLSRAINLARGE FOLLOWING SEA0100000259068
1750-08-01T06:00-34.6088.3023522.6MADEIRAENE132.00-13W, WBN, SW, SWBW, WSWSTRONG GALES WITH HARD SQUALLSRAINLARGE SWELL0100000259069
1750-08-02T06:00-33.3391.1723522.6MADEIRAENE186.00-13WSW, SWBW, WSWSTRONG GALES AND SQUALLYRAIN AT TIMESVERY LARGE SEACLOUDY0100000259070
1750-08-03T06:00-32.2393.852162.6MADEIRAENE174.00-9SWBW, SWBS, SWFIRST AND MIDDLE PARTS A FRESH GALE, LATTER LIGHT WINDS AND VARIABLELARGE SWELL FROM SWCLOUDY0000000259071
1750-08-04T06:00-31.4795.70272MADEIRAENE120.00-9WSW, WBS, W, WBNGREAT SWELL FROM WCLOUDY0000000259072
1750-08-05T06:00-29.3397.4922711.6MADEIRANE3/4N180.00-9W, NWBW, WNW, WBS, SWBWA PLEASANT STEADY GALESOME SMALL RAINCLOUDY0100000259073
1750-08-06T05:00-28.4097.923622.6MADEIRAN28E64.00-9WSW, SWBS, SSW, SWBS, VARIABLEFIRST PART FRESH GALES, MIDDLE AND LATTER LITTLE WINDS AND CALMFIRST PART CLOUDY0000000259074
1750-08-07T06:00-27.3797.494919.0MADEIRANNW75.00-7EBN, SSE, ENE, NEBEVARIABLE WINDS, LATTER A FRESH GALE AND SQUALLYSMOOTH WATERCLOUDY0000000259075
1750-08-08T06:00-26.0896.652719.0MADEIRAN31W103.00-7NE, EBN, ENE, NEBNA FRESH GALESMOOTH WATERCLOUDY0000000259076
1750-08-09T05:00-25.2897.94353MADEIRAN57E97.00-7NEBN, NBE, N, NBW, NWINDS VARIABLEHEAVYCLOUDY0000000259077
1750-08-10T05:00-22.7099.3410619.0MADEIRAN28E181.00-7S, SSE, SEBS, ESEFRESH GALESDRIZZLING RAIN AT 11PMSMOOTH WATERCLOUDY0110000259078
1750-08-11T05:00-20.78100.10742.6MADEIRAN20E138.00-5ESE, EBS, E, EBNFIRST PART FRESH GALES WITH SQUALLS, LATTER LIGHT WINDSRAINLATTER SMOOTH WATERFIRST PART CLOUDY, LATTER FAIR0100000259079
1750-08-12T05:00-19.72100.50961.0ST PAULSN23E64.00-5EBN, E, EBSLIGHT AIRSSMOOTH WATERFINE0000000259080
1750-08-13T05:00-18.67100.87742.6ST PAULSNBE1/2E71.00-5E, EBS, E, EBNLIGHT BREEZESSMOOTH WATERFINE0000000259081
1750-08-14T05:00-17.63101.521531.0ST PAULSN37E64.00-5CALM, SBW, SBE, SSELIGHT AIRSSMOOTH WATERFINE0000000259082
1750-08-15T05:00-16.35102.421109.3ST PAULSNEBN99.00-3ESE, SSE, SEBS, ESEFIRST PART LIGHT BREEZES, MIDDLE AND LATTER A PLEASANT GALESMOOTH WATERMOST PART FAIR0000000259083
1750-08-16T05:00-14.67103.0975ST PAULSN21E116.00-4ESE, EBS, ENE, EBNFIRST AND MIDDLE PARTS A PLEASANT GALE, LATTER SQUALLYSMOOTH WATERLATTER CLOUDY0000000259084
1750-08-17T05:00-13.08103.47754.6ST PAULSN13E107.00-4EBN, E, EBS, E, EBSA LIGHT GALESMOOTH WATERFINE0000000259085
1750-08-18T05:00-11.65104.171214.6ST PAULSN26E97.00-3EBS, E, EBS, SEBEA LIGHT GALELONG SWELL FROM SFINE0000000259086
1750-08-19T05:00-11.32104.3776ST PAULSN19E73.00-3EBS, E, NEBE, EBNFIRST PART VARIABLE WINDSCLOUDY, HEAVY WEATHER0000000259087
1750-08-20T05:00-10.63104.441320.0ST PAULSN7E38.00-3EBN, E, SEFIRST PART LIGHT WINDS, LATTER CALMPLEASANT WEATHERSMOOTH WATER0000000259088
1750-08-21T05:00-9.52105.241329.3ST PAULSN36E83.00-3NE, EBN, ESE, SEFIRST PART LIGHT WINDS, MIDDLE AND LATTER PLEASANT GALESMOOTH WATER0000000259089
1750-08-22T05:00-8.00106.351109.3ST PAULSNEBN1/4E116.00-3EBS, ESE, SEBE, ESEA PLEASANT GALESMOOTH WATERFINE0000000259090
1750-08-23T00:00-7.271249.3EXTREAMS OF THE LANDFROM ESE TO NNE1105.00ESE, EBS, ESE, SEBEA PLEASANT GALESMOOTH WATERFINE0000000259091
1750-08-24T00:0012419.0EXTREAMS OF THE LAND (JAVA?)NWBN TO NBW159.00SEBE, SW, SE, SEBEFRESH GALESPLEASANT WEATHERSMOOTH WATER0000000259092
1750-09-01T05:001.23105.941684.6MONOPIN HILLN28E98.00-1SEBE, ESE, SEBS, SBELIGHT GALESVERY HOT SULTRY WEATHERSMOOTH WATER0000000259093
1750-09-02T05:002.50105.301342.6MONOPIN HILLN32W34.00-1SBE, SSE, SELIGHT WINDSSMOOTH WATERFINE0000000259094
1750-09-03T05:003.85106.091902.6PULO TIMOANEWNW TO NBE70.00-1SEBE, SBE, SBWNSTRONGLIGHT BREEZESSMOOTH WATERFINE0010000259095
1750-09-04T05:005.18106.60224PULO TIMOANEN21E86.00-1SBW, S, SSW, WSW, SWMIDDLE LIGHTNINGFIRST AND LATTER PARTS FINE, MIDDLE CLOUDY, HEAVY0000100259096
1750-09-05T05:006.53106.99224PULO TIMOANEN16E83.00-1SSW, SBE, S, SWA PLEASANT GALE, TOWARDS NOON SQUALLYLIGHTNING ALL AROUNDTOWARDS NOON HARD SHOWERS OF RAINSMOOTH WATERCLOUDY HEAVY WEATHER1100100259097
1750-09-06T05:007.85107.542029.3PULO TIMOANEN21E92.00-1SWBS, SW, SSWA PLEASANT GALESMOOTH WATERCLOUDY HEAVY WEATHER0000000259098
1750-09-07T05:009.62108.97224PULO TIMOANENE1/4N132.00-1SW, WSW, SWBW, SWVARIABLE WINDSRAIN AT 10PMCLOUDY0100000259099
1750-09-08T05:0011.50110.612359.3PULO SAPATAN46E166.00-1WSW, SWBW, SW, SWBWA FINE GALEIN THE NIGHT, SOME LIGHTNING IN THE NFOLLOWING SEAHAZY0000100259100
1750-09-09T05:0013.50112.402359.3PULO SAPATANE1/2N159.00-1SW, WSW, SWBWA PLEASANT GALEFOLLOWING SEAHAZY0000100259101
1750-09-10T04:0016.13113.5028119.0PULO SAPATANNE172.000SWBW, SWBS, SW, WBS, WBNFRESH GALESFOLLOWING SEACLOUDY, HEAVY WEATHER0000000259102
1750-09-11T04:0016.65113.65225PULO SAPATAN10E122.000SWBW, SWBS, WSW, SWVARIABLE WINDSLIGHTNING IN THE NIGHTCLOUDY HEAVY WEATHER, APPEARING VERY THREATENING0000100259103
1750-09-12T04:0017.08113.65562.6PULO SAPATAN41.000NE, ENE, NEBE7NM S OF ACCTLIGHT BREEZES AND VARIABLECLOUDY HEAVY WEATHER0000000259104
1750-09-13T04:0017.68114.1830319.8PULO SAPATANE1/4N61.00-1NEBE, N, NW, NWBWMIDDLE FRESH GALES, TOWARDS NOON VERY STRONG WINDS, VARIABLE WITH SMART SQUALLSTOWARDS NOON RAINLARGE SWELL FROM NECLOUDY AND HEAVY0100100259105
1750-09-14T04:0018.45114.8528022.6PULO SAPATAN41E52.00-1WBN, WNW, W, WBNFIRST PART FRESH GALES & AT TIMES SQUALLS, LATTER STRONG GALES WITH EXCEEDING HARD SQUALLSHEAVY SHOWERS OF RAINLARGE CONFUSED SEA FROM WVERY DULL AND HEAVY, APPEARING VERY THREATENING1100000259106
1750-09-15T04:0019.22114.781686.7PULO SAPATAN10W9.00-1SW, SWBW, SBEEXCEDING HARD GALES WITH SQUALLS, LATTER MODERATEVERY SEVERE LASHES OF LIGHTNING ALL ROUNDHEAVY SHOWERS OF RAINVERY GREAT SWELL FROM SW, LATTER MUCH ABATEDLATTER CLOUDY AND HAZY1100100259107
1750-09-16T04:0020.13113.711574.6PULO SAPATANEBN90.00-1S, SBW, S, SSEPLEASANT LIGHT WINDSSMOOTH WATERFINE MODERATE WEATHER0000000259108
1750-09-17T04:0021.57113.231574.6PULO SAPATAN18W90.00-1SSE, SE, SEBS, SSEA LIGHT GALEFINE PLEASANT WEATHER0000000259109
1750-09-18T04:0022.00113.703251.0PULO SAPATANBW TO SW36.00-1SEBS, EBS, NNW, NWBNLIGHT AIRS WITH CALMSFAIR0000000259110
1750-09-19T04:0021.67114.021019.0PULO SAPATASWBW TO WBN-1NNW, EBN, NNE, NBEFIRST AND MIDDLE PARTS LIGHT BREEZES, CALM AT TIMES, LATTER A FRESH GALESMALL SWELLFINE PLEASANT WEATHER0000000259111
1750-09-20T04:0021.75114.331012.3GRAND LADAROONN7WBN1/2N TO EBN26.00-1N, NBE, NNE, NBW, NBEFRESH WINDSSMALL SWELLFINE WEATHER0000000259112