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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 BLANDFORD cruise from Charleston to Plymouth started at 1758-08-25 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.747662, 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: 43.606825 * Median Longitude: -42.413175 * South-bound Latitude: 31.680000 * West-bound Longitude: -78.870000 * North-bound Latitude: 53.570000 * East-bound Longitude: -6.360000
Date/Time Start: 1758-08-25T17:00:00 * Date/Time End: 1758-10-27T00:00:00
Event(s):
Blandford_17580825_NMM_ADM/L/B103 * Latitude Start: 31.830000 * Longitude Start: -77.920000 * Latitude End: 50.299000 * Longitude End: -4.150000 * Date/Time Start: 1758-08-25T00:00:00 * Date/Time End: 1758-10-27T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Blandford (Frigate), Voyage: Charleston - Plymouth, 1st Observer: Pen Hallow Cuming (Captain), 2nd Observer: Samuel Gribble (2nd Officer/Lieutenant), Company: Royal Navy, Other ship information: 20G, 442BM
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
LandmarkLandmarkName of second landmark
10 BearingBearingBearing of the second landmark
11 Distance to landmarkDistancearbitrary unitsDistance to the second landmark
12 CourseCourseCourse of the ship during the past 24 hours
13 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
14 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.
15 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.
16 Wind force descriptionWind force descrAll reported wind forces on this day
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:
1216 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)

Landmark
(Name of second landmark)
10 
Bearing
(Bearing of the second landmark)
11 
Distance [arbitrary units]
(Distance to the second landmark)
12 
Course
(Course of the ship during the...)
13 
Distance [arbitrary units]
(Distance travelled during the...)
14 
Decl [deg]
(It is generally accepted by t...)
15 
Wind dir descr
(All reported wind directions ...)
16 
Wind force descr
(All reported wind forces on t...)
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)
1758-08-25T17:0032.17-78.87489.3SULLIVANS ISLANDN54W20S54E61.003SE-NEFIRST AND MIDDLE PART SQUALLY, LATTER FRESH BREEZESFIRST AND MIDDLE PART RAINLATTER PART CLOUDY010010030053
1758-08-26T17:0031.68-78.049319.0SULLIVANS ISLANDN54:30W37SEBE51.003NNE-EFRESH GALES AND SQUALLY000000030054
1758-08-27T17:0032.63-76.371341.0SULLIVANS ISLANDN87:40W60S70E23.00-1NNE-SEFIRST AND MIDDLE PARTS MODERATE, LATTER LIGHT AIRSFIRST AND MIDDLE PARTS CLOUDY, LATTER CLEAR000000030055
1758-08-28T17:0034.00-75.04891.0SULLIVANS ISLANDS73W85NE1/2N106.00-1NNE-ELIGHT AIRSCLOUDY000000030056
1758-08-29T17:0035.17-73.773141.0SULLIVANS ISLANDS64:32W110NE1/2N94.00-1ENE, NWLIGHT AIRSCLOUDY000000030057
1758-08-30T17:0035.47-72.17219.3SULLIVANS ISLANDS73:20W134N77E81.00-2W, N, NNEFRESH BREEZESCLOUDY000000030058
1758-08-31T17:0035.35-71.82996.7SULLIVANS ISLANDS69W144S67E18.00-2NNE-EBSMODERATECLOUDY000000030059
1758-09-01T17:0036.17-70.662236.7SULLIVANS ISLANDS66W167N49E75.00-2ESE-SWMODERATECLOUDY000000030060
1758-09-02T17:0036.73-68.642466.7SULLIVANS ISLANDS67W203N71E104.00-2WSWMODERATECLOUDY000000030061
1758-09-03T17:0036.70-67.52219.3SULLIVANS ISLANDS69W219S88E54.00-2W-NNEFRESH BREEZESCLOUDY000000030062
1758-09-04T16:0036.00-66.66416.7SULLIVANS ISLANDS73:50W228SE60.00-4NEMODERATEFAIR000000030063
1758-09-05T16:0035.80-66.07976.7SULLIVANS ISLANDS75W235S69E31.00-4NE-EBSMODERATEFAIR000000030064
1758-09-06T16:0036.32-65.94970.0SULLIVANS ISLANDS72:40W239NBE32.00-4EBSFIRST AND MIDDLE MODERATE, LATTER CALMSFAIR000000030065
1758-09-07T16:0036.65-65.522211.0SULLIVANS ISLANDS71:50W249NE28.00-4SWFIRST PART CALM, MIDDLE AND LATTER LIGHT AIRSFIRST PART HAZY000000030066
1758-09-08T16:0037.12-64.47302.6SULLIVANS ISLANDS71W268N60:30E58.00-4SW-NEBNFIRST AND MIDDLE PARTS MODERATE, LATTER LITTLE WINDLATTER RAINFIRST AND MIDDLE PARTS CLOUDY010010030067
1758-09-09T16:0036.12-63.54649.3SULLIVANS ISLANDS75:52W277SE3/4S75.00-4NNE-ENEFRESH BREEZESCLOUDY000000030068
1758-09-10T16:0035.77-63.51416.7SULLIVANS ISLANDS77:30W280SSE23.00-4ENE-NEMODERATECLOUDY000000030069
1758-09-11T16:0036.20-62.741871.0SULLIVANS ISLANDS76:10W291N49E40.00-4SSE, SBWFIRST PART CALM, MIDDLE AND LATTER LIGHT AIRSCLOUDY000000030070
1758-09-12T16:0037.18-60.911866.7SULLIVANS ISLANDS74:06W324N56E106.00-5SBWMODERATEFAIR000000030071
1758-09-13T16:0038.02-59.421496.7SULLIVANS ISLANDS72:30W351N55E87.00-9SSW-SSEMODERATECLOUDY000000030072
1758-09-14T16:0039.05-57.5114919.0SULLIVANS ISLANDS70:50W287N55:40E110.00-9SSEFRESH GALESHAZY000000030073
1758-09-15T16:0040.67-56.4214819.0SULLIVANS ISLANDS69:30W415N30E112.00-10SSEFRESH GALESHAZY000000030074
1758-09-16T16:0041.48-53.992836.7SULLIVANS ISLANDS67:30W459N71E52.00-10SEBS, WBS, WNWFIRST AND MIDDLE PARTS STRONG GALES AND SQUALLY, LATTER PART MORE MODERATERAIN IN FIRST AND MIDDLE PARTLARGE SEA010000030075
1758-09-17T16:0041.48-53.943501.0SULLIVANS ISLANDS67:30W459N71E52.00-10WBS, WBN, NFIRST AND MIDDLE MODERATE, LATTER LIGHT AIRSFIRST AND MIDDLE CLOUDY, LATTER CLEAR000000030076
1758-09-18T16:0041.93-52.5918122.6SULLIVANS ISLANDS67:20W481N66E66.00-10W, SSW, SBWFIRST AND MIDDLE PARTS LIGHT AIRS, LATTER STRONG GALESFIRST AND MIDDLE PART CLEAR LATTER HAZY000000030077
1758-09-19T15:0041.80-51.01901.0SULLIVANS ISLANDS68:45W497N83E64.00-11WSW, NW, NE, EBSFIRST PART HARD GALES, MIDDLE MODERATE, LATTER LIGHT AIRSFIRST PART CLOUDY, MIDDLE CLEAR001000030078
1758-09-20T15:0041.63-50.34341.0SULLIVANS ISLANDS69:10W503S72E32.00-11ENE, SEBE, NELIGHT AIRSHAZY000000030079
1758-09-21T15:0041.40-49.19121.0SULLIVANS ISLANDS71:05W526S75E54.00-11ENE, NE, NNELIGHT AIRSHAZY000000030080
1758-09-22T15:0041.40-47.67451.0SULLIVANS ISLANDS71:40W545E68.00-11NNE, NE, NEBELIGHT AIRSHAZY000000030081
1758-09-23T15:0042.53-46.662206.7SULLIVANS ISLANDS69:37W563N34E82.00-16SE, SSW, SWBWMODERATECLOUDY000000030082
1758-09-24T15:0043.37-44.4124319.0SULLIVANS ISLANDS69:15W603N60:41E114.00-16SW, W, NBW, WBSFRESH GALES AND SQUALLY000000030083
1758-09-25T15:0043.37-41.8219.0SULLIVANS ISLANDS70:30W640E113.00-16FRESH GALES AND SQUALLY000000030084
1758-09-26T15:0043.00-40.641086.7SULLIVANS ISLANDS71:20W643S64E32.00-16NNE, EBS, SEBEMODERATECLOUDY000000030085
1758-09-27T15:0044.17-38.941426.7SULLIVANS ISLANDS70:10W672N50E97.00-16SEBE, SSEMODERATECLOUDY000000030086
1758-09-28T14:0045.77-36.97142SULLIVANS ISLANDS68:48W714N41E128.00-16SEBE, SSEFIRST AND MIDDLE PARTS FRESH WINDS AND SQUALLYRAIN IN FIRST AND MIDDLE010000030087
1758-09-29T14:0046.87-35.121426.7SULLIVANS ISLANDS67:40W740N47E97.00-16SEBE, SSEFIRST AND MIDDLE PARTS FRESH WINDS AND SQUALLY, LATTER MODERATELATTER HAZY000000030088
1758-09-30T14:0048.47-33.8413819.0SULLIVANS ISLANDS66:05W770NNE3/4E112.00-20SEBE, SSEFRESH GALESHAZY000000030089
1758-10-01T14:0049.20-32.5913819.0SULLIVANS ISLANDS65:30W792NNE1/4E66.00-20SEBE, SSEFRESH GALESHAZY000000030090
1758-10-02T14:0049.37-30.4218322.6SULLIVANS ISLANDS66W823N83:20E86.00-20SBE, SSWSTRONG GALESSOME RAIN010000030091
1758-10-03T14:0049.23-28.342951.0SULLIVANS ISLANDS67W846E1/2S81.00-20SW, NWLIGHT AIRSHAZY000000030092
1758-10-04T14:0048.58-25.942622.6SULLIVANS ISLANDS68:41W875ESE102.00-19NNE, NEBN, NEFIRST PART MODERATE, MIDDLE AND LATTER STRONG GALESHAZY000000030093
1758-10-05T14:0048.03-25.998222.6SULLIVANS ISLANDS69:20W868S5W33.00-19NE, EBSSTRONG GALES AND SQUALLY000000030094
1758-10-06T14:0048.20-25.9913922.6SULLIVANS ISLANDS69:05W869N10.00-19E, SSESTRONG GALES AND SQUALLY000000030095
1758-10-07T14:0048.95-25.342619.0SULLIVANS ISLANDS68:30W883N30E52.00-19SE, E, NEFRESH GALESRAIN AT 1PMHAZY010000030096
1758-10-08T14:0048.88-23.4434119.0SULLIVANS ISLANDS69:05W906E1/4S86.00-19NEBN, NW, NFRESH GALESHAZY000000030097
1758-10-09T13:0048.42-21.69716.7SULLIVANS ISLANDS60:30W928S68E75.00-19N, NE, EFIRST PART FRESH GALES, MIDDLE AND LATTER MODERATESOME RAIN IN MIDDLE AND LATTER010000030098
1758-10-10T13:0049.00-20.991396.7SULLIVANS ISLANDS69:45W942N38E44.00-19ESE-SSEMODERATECLOUDY000000030099
1758-10-11T13:0049.62-19.5420619.0SULLIVANS ISLANDS69:22W962CAPE CLEARN70:70E99N57E68.00-19SSE-SWFRESH GALESSOME RAINHAZY010000030100
1758-10-12T13:0049.87-18.971166.7SULLIVANS ISLANDS69:15W970NEBE27.00-19SW-SEMODERATEHAZY000000030101
1758-10-13T13:0050.92-18.811616.7SULLIVANS ISLANDS68:12W982N1/2E63.00-19SEBS-SFIRST AND LATTER MODERATE, MIDDLE STRONG GALESSOME RAIN IN MIDDLE PARTHAZY010000030102
1758-10-14T13:0051.53-18.12946.7SULLIVANS ISLANDS67:45W991NEBN45.00-19S-ESEFIRST AND LATTER MODERATE, MIDDLE FRESH GALES AND SQUALLYHAZY000000030103
1758-10-15T13:0052.25-17.1215019.0SULLIVANS ISLANDS67:10W1006N41E57.00-19SBE, SE, SBEFRESH GALESCLOUDY000000030104
1758-10-16T13:0052.85-17.1214819.0SULLIVANS ISLANDS66:30W1007N36.00-21SBEFRESH GALESCLOUDY000000030105
1758-10-17T13:0053.22-16.5714819.0SULLIVANS ISLANDS66:35W1017N42E30.00-21SBEFRESH GALESCLOUDY000000030106
1758-10-18T13:0053.57-16.571256.7SULLIVANS ISLANDS65:50W1023N21.00-21S-SEBSFIRST PART FRESH GALES, MIDDLE AND LATTER MORE MODERATEFIRST PART CLOUDY, MIDDLE AND LATTER CLEAR000000030107
1758-10-19T13:0052.33-16.22606.7SULLIVANS ISLANDS69:20W1017S9E75.00-19SEBE-EBNMODERATEHAZY000000030108
1758-10-20T13:0051.20-16.678219.0SULLIVANS ISLANDS68:50W1007S14W70.00-19EBSFRESH GALESHAZY000000030109
1758-10-21T13:0051.15-15.961506.7SULLIVANS ISLANDS68:45W1017S83E27.00-19EBS, SSW, SBEFIRST AND MIDDLE PARTS FRESH GALES, LATTER MODERATESOME RAIN IN FIRST AND MIDDLEFIRST AND MIDDLE PART HAZY, LATTER CLEAR010000030110
1758-10-22T13:0051.28-15.522066.7SULLIVANS ISLANDS68:38W1025N63E18.00-19S, N, SWMODERATEHAZY000000030111
1758-10-23T13:0051.00-14.51499.3SULLIVANS ISLANDS69:10W1033S66E42.00-19SE, NEBN, ENEFIRST AND MIDDLE PARTS MODERATE, LATTER FRESH BREEZESRAIN IN FIRST AND MIDDLEFIRST AND MIDDLE PARTS HAZY, LATTER CLOUDY010000030112
1758-10-24T13:0050.32-12.4134119.0SULLIVANS ISLANDS70:30W1058S63E90.00-19ENE-NFRESH GALESRAIN010000030113
1758-10-25T13:0049.07-8.093416.7SULLIVANS ISLANDS71:41W1090S74E128.00-19NE-NMODERATECLOUDY000000030114
1758-10-26T12:0049.55-6.36606.7SULLIVANS ISLANDS72:30W1120S84:24E112.00-19NW, NNE, EBNMODERATECLOUDY000000030115
1758-10-27T00:002039.3LIZARD POINTN4:11E9SE, S, SSWFIRST PART MODERATE, MIDDLE AND LATTER FRESH BREEZESFIRST PART CLEAR, MIDDLE AND LATTER HAZY000000030116