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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 La Seine cruise from Dominique to Brest started at 1769-03-31 [dataset]. Centre d'Accueil et de Recherche des Archives Nationales, Paris, France, PANGAEA, https://doi.org/10.1594/PANGAEA.750276, 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: 37.468333 * Median Longitude: -39.654667 * South-bound Latitude: 18.030000 * West-bound Longitude: -62.870000 * North-bound Latitude: 48.830000 * East-bound Longitude: -5.700000
Date/Time Start: 1769-04-01T16:00:00 * Date/Time End: 1769-05-01T00:00:00
Event(s):
La_Seine_17690331_COTE_4/JJ/23 * Latitude Start: 18.030000 * Longitude Start: -62.620000 * Latitude End: 48.220000 * Longitude End: -4.760000 * Date/Time Start: 1769-04-01T00:00:00 * Date/Time End: 1769-05-01T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: La Seine, Voyage: Dominique - Brest, 1st Observer: M. Vidal D'Audiffret (Capitan)
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
--1 If position is considered to be coastal (in port or near coastal disturbances)
CommentCommentOther remarks, that were not possible to put in the other remark fields
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 GustsGusts1 If wind gusts are reported
15 Precipitation/RainRain1 If rain was reported
16 FogFog1 If fog was reported
17 Snow typeSnow1 If snow was reported
18 ThunderThunder1 If thunder and or lightning was reported
19 HailHail1 If hail was reported
20 Sea iceSea ice1 If sea-ice or icebergs were reported
21 CommentComment
22 IdentificationIDCLIWOC 2.1 line number
Size:
421 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...)

-
(1 If position is considered t...)

Comment
(Other remarks, that were not ...)

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

Wind dir descr
(All reported wind directions ...)
10 
Wind force descr
(All reported wind forces on t...)
11 
ww
(Weather description)
12 
Precip descr
13 
State sea descr
14 
Gusts
(1 If wind gusts are reported)
15 
Rain
(1 If rain was reported)
16 
Fog
(1 If fog was reported)
17 
Snow
(1 If snow was reported)
18 
Thunder
(1 If thunder and or lightning...)
19 
Hail
(1 If hail was reported)
20 
Sea ice
(1 If sea-ice or icebergs were...)
21 
Comment
22 
ID
(CLIWOC 2.1 line number)
1769-04-01T16:0018.03-62.621394DU SE0000000142490
1769-04-02T16:0019.97-62.87721.04DU NE AU ENEFOIBLE0000000142491
1769-04-03T16:0021.17-62.82941.04DU NE AU EFOIBLE0000000142492
1769-04-04T16:0023.07-62.59921.02DU NE AU EPRESQUE CALME0000000142493
1769-04-05T16:0024.42-61.89911.01DU SE AU EFOIBLECOUVERT0000000142494
1769-04-06T16:0024.82-61.541361.01AU SE ET ESEPRESQUE CALMECHARGÉ DE LA PARTIE DU S ET SO0000000142495
1769-04-07T16:0026.58-60.2724915.41DU OSO ET SOFORTE0000000142496
1769-04-08T16:0028.42-58.34268-2AU O ET OSOLE SOUTENANTCOUVERTPLUIE0100000142497
1769-04-09T16:0029.57-56.293359.3-3AU NNOBON FRAISAGITÉE BEAUCOUP0000000142498
1769-04-10T16:0031.60-54.40357-3DU NNO AU NPAR GRAINFORT GROSSE0000000142499
1769-04-11T15:0033.28-52.04262-8DU OSO AU OPAR GRAINPLUIEGROSSE0100000142500
1769-04-12T15:0034.73-51.54307-8DU ONO AU NOVARIABLEBEAU TEMPS0000000142501
1769-04-13T15:0036.55-50.4485-8DU E AU E 1/4 SEAUGMENTE FRAICHYTRÉS GROSSE0000000142502
1769-04-14T15:0037.67-50.0712315.4-12DU ESE AU SEGRAND VENTTRÉS GROSSE0000000142503
1769-04-15T15:0039.43-47.941919.3-12DU S AU SSOBON FRAISPAR GRAINSPLUIETRÉS GROSSE0100000142504
1769-04-16T15:0040.33-45.8525812.3-12DU O ET ONOFRAICHYFORT GROSSE0000000142505
1769-04-17T15:0041.73-42.5025712.3-13DU O ET OSOFRAIS0000000142506
1769-04-18T15:0043.13-38.42231-17AU OSO ET AU ONOVARIABLEUN PEU AGITEE0000000142507
1769-04-19T14:0044.18-35.502750.0-18AU ONOCALME0000000142508
1769-04-20T14:0045.30-32.84207-18AU SOBRUMEUXPLUIEBELLE0110000142509
1769-04-21T14:0046.67-28.3914012.3-18DU SSEFRAICHYBELLE0000000142510
1769-04-22T14:0047.85-23.0924812.3-22AU OFRAISGROSSE0000000142511
1769-04-23T13:0048.35-18.9531612.3-22AU NNOFRAICHYTRÉS GROSSE0000000142512
1769-04-24T13:0048.57-16.54203-22AU SOVARIABLE0000000a trivial correction was made in this observation142513
1769-04-25T13:0048.83-12.87206-22DU DDO AU SO 1/4 OVARIABLEGROSSE0000000a trivial correction was made in this observation142514
1769-04-26T13:0047.45-10.8973-20AU E 1/4 SE ET ESEVARIABLEBEAU TEMPS0000000a trivial correction was made in this observation142515
1769-04-27T13:0047.50-8.8747-21DU NE AU ENEVARIABLEBEAU TEMPSBELLE0000000a trivial correction was made in this observation142516
1769-04-28T12:0047.97-6.9021.0-21DU NE AU NNEFOIBLE0000000142517
1769-04-29T12:0048.45-6.67212.3-21AU NNEFRAIS0000000142518
1769-04-30T12:0048.43-5.70241.0-21AU NEFOIBLE0000000142519
1769-05-01T00:00451.01A 8 HS MOUILLÉ A LA RADE DE BERTHEAUME. A 4 HS DU MATIN APAREILLÉ, ENTRÉE DANS LA RADE DE BREST, MOUILLÉ A 2 HS AU BRESTAU NEFOIBLEFORT BRUMEUX0010000142520