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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 LESPERANCE cruise from Nouvelle Irlande to Amboine started at 1792-07-24 [dataset]. Nederlands Instituut voor Wetenschappelijke Inform, Amsterdam, Netherland, PANGAEA, https://doi.org/10.1594/PANGAEA.750420, 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: -1.564667 * Median Longitude: 136.745333 * South-bound Latitude: -4.680000 * West-bound Longitude: 127.310000 * North-bound Latitude: 0.500000 * East-bound Longitude: 152.730000
Date/Time Start: 1792-07-24T02:00:00 * Date/Time End: 1792-09-06T03:00:00
Event(s):
LEsperance_17920724_F-1574 * Latitude Start: -4.680000 * Longitude Start: 152.730000 * Latitude End: -3.880000 * Longitude End: 128.290000 * Date/Time Start: 1792-07-24T00:00:00 * Date/Time End: 1792-09-06T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: L'Esperance, Voyage: Nouvelle Irlande - Amboine, 1st Observer: A. D?Hesmivy D?Auribeau (Kapitein), Company: ADM, Other ship information: HET GEDRUKTE BOEK HEET: RELATION DU VOYAGE A LA RECHERCHE DE LA PEROUSE. HET BETREFT EEN ZEER BEKENDE REIS WAAROVER OP INTERNET VEEL IS GEPUBLICEERD. HET TWEEDE DEEL BEVAT EEN TABEL MET METEREOLOGISCHE GEGEVENS, DEZE IS HIER VERWERKT.
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
--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
10 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.
11 Sensor readingReadingarbitrary unitsReading of the (outside) air thermometer
12 Sensor readingReadingarbitrary unitsReading of the air pressure
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 Wind force descriptionWind force descrAll reported wind forces on this day
15 Present weatherwwWeather description
16 Precipitation descriptionPrecip descr
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:
757 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]

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

Comment
(Other remarks, that were not ...)
10 
Decl [deg]
(It is generally accepted by t...)
11 
Reading [arbitrary units]
(Reading of the (outside) air ...)
12 
Reading [arbitrary units]
(Reading of the air pressure)
13 
Wind dir descr
(All reported wind directions ...)
14 
Wind force descr
(All reported wind forces on t...)
15 
ww
(Weather description)
16 
Precip descr
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)
1792-07-24T02:00-4.68152.731666.71015.026.31821.00280104.00SSEJOLI FRAISFORTE PLUIE0000000148844
1792-07-25T02:00-4.12151.941646.71014.726.3621.00280103.00SSEJOLI FRAISCOUVERT, GRAINS1000000148845
1792-07-26T02:00-2.92150.701419.31013.826.3621.00280009.00ESE-SEBON FRAISCOUVERT, ASSEZ BEAU0000000148846
1792-07-27T02:00-2.79149.491416.71012.826.5621.20280006.00SEJOLI FRAISORAGEUX, ENSUITE BEAU, VARIABLE.0000100148847
1792-07-28T02:00-2.43148.821416.71012.027.5622.00280004.00SEJOLI FRAISBEAU0000000148848
1792-07-29T02:00-2.42148.141416.71012.827.9622.30280006.00SEJOLI FRAISBEAU0000000148849
1792-07-30T02:00-1.75147.871416.71013.526.5621.20280008.00SSE-SEJOLI FRAISCOUVERTPLUIE PAR INTERVALLES0100000148850
1792-07-31T02:00-1.93147.391406.71014.728.0522.40280103.00SEJOLI FRAISCOUVERT0000000148851
1792-08-01T02:00-2.12146.121636.71014.327.8522.20280102.00SE-SSEPETIT FRAISNUAGEUX0000000148852
1792-08-02T02:00-1.53144.911636.71014.728.1522.50280103.00SE-SSEJOLI FRAISNUAGEUX0000000148853
1792-08-03T02:00-1.65144.351636.71014.728.3522.60280103.00SE-SSEJOLI FRAISNUAGEUX0000000148854
1792-08-04T02:00-1.69143.371401015.028.1522.50280104.00WSW-SEINÉGALENSUITE TRÈS BEÂUPLUIE0100000148855
1792-08-05T03:00-1.30141.841166.71014.328.1322.50280102.00ESEJOLI FRAISNUAGEUX, BEAU0000000148856
1792-08-06T03:00-0.82140.15716.73ESE-ENEJOLI FRAIS, PETIT FRAISNUAGEUX, BEAU0000000148857
1792-08-07T03:00-0.32138.981386.73SSE-SEPETIT FRAISNUAGEUX, BEAU0000000148858
1792-08-08T03:00-0.08138.391387.31015.029.1323.30280104.00SSE-SETRÈS-PETIT FRAISTRÈS-BEAU0000000148859
1792-08-09T03:000.15137.69937.33SE-ETRÈS-PETIT FRAISTRÈS-BEAU0000000148860
1792-08-10T03:000.37136.98707.32ESE-ENETRÈS-PETIT FRAISTRÈS-BEAU0000000148861
1792-08-11T03:000.50136.543610.01014.329.8223.80280102.00SSE, CALMEJOLI FRAIS, CALMETRÈS-BEAU0000000148862
1792-08-12T03:000.23135.862721015.829.0223.20280106.00NE-NW-WINÉGALBEAU0000000148863
1792-08-13T03:00-0.09135.912501014.030.1224.10280101.00WNW-W-WSWINÉGALBEAU, GRAINS1000000148864
1792-08-14T03:00-0.16135.611601016.129.1223.30280107.00SW-SSW-SSEINÉGALCOUVERT0000000148865
1792-08-15T03:000.17134.671371.02S-SEVARIABLE, FOIBLECOUVERT0000000148866
1792-08-16T03:000.25134.31921.22SSE-ETRÈS-FOIBLECOUVERT, ENSUITE SEREIN0000000148867
1792-08-17T03:000.16134.05256.72SE-NNEPETIT FRAISBEAUENSUITE PLUVIEUX0100000148868
1792-08-18T03:00-0.32133.56476.71015.029.5223.60280104.00SE-NEVARIABLE, PETIT FRAISCOUVERTPLUIE0100000148869
1792-08-19T03:00-0.33133.103610.02ENE-WSW, CALMEPETIT FRAIS, CALMECOUVERT, ENSUITE CLAIR0000000148870
1792-08-20T03:00-0.29132.64701.21016.128.9223.10280107.00S-ENETRÈS-FOIBLECLAIR0000000148871
1792-08-21T03:00-0.26132.27461.01SE-NEFOIBLEORAGEUX, ENSUITE BEAU, TRÈS-VARIABLE0000100148872
1792-08-22T03:00-0.54131.7413612.31NE-SW-SEFOIBLE, FRAISBEAU0000000148873
1792-08-23T03:00-0.86131.061596.71015.027.8122.20280104.00S-SSEJOLI FRAISBEAU0000000148874
1792-08-24T03:00-0.97130.301596.71016.527.0121.60280108.00SSECALME, JOLI FRAISBEAU0000000148875
1792-08-25T03:00-1.38129.781811.01016.626.4121.10280200.00SSE-SJOLI FRAIS, FOIBLEBEAU0000000148876
1792-08-26T03:00-1.74129.461816.71016.127.1121.70280107.00E-SE-SPETIT FRAISBEAU, PETITS GRAINS1000000148877
1792-08-27T03:00-2.08129.042266.71SWVARIABLE, PETIT FRAISBEAU0000000148878
1792-08-28T03:00-2.42129.122266.71E-N-SWVARIABLE, PETIT FRAISBEAU0000000148879
1792-08-29T03:00-2.53129.1811.21014.328.3122.60280102.00E-NVARIABLE, TRÈS-FOIBLEBEAU0000000148880
1792-08-30T03:00-2.73128.962041.21017.327.8122.20280202.00ENE-SE-SSWTRÈS-FOIBLEBEAU0000000148881
1792-08-31T03:00-2.75128.703610.01ENE-SSE, CALMEPETIT FRAIS, CALMESOMBRE0000000148882
1792-09-01T03:00-2.83128.3316.71SE-NE-NFRAIS, PETIT FRAISBEAU0000000148883
1792-09-02T03:00-2.92127.892946.71016.528.3122.60280108.00SSE-WNWPETIT FRAISBEAU0000000148884
1792-09-03T04:00-3.24127.31906.71015.427.5022.00280105.00SSW-EPETIT FRAISBEAU0000000148885
1792-09-04T03:00-3.66127.50911.01016.127.5122.00280107.00SSW-SE-EFOIBLEBEAU0000000148886
1792-09-05T03:00-3.86128.221146.71017.028.3122.60280201.00SSE-ESEJOLI FRAISNUAGEUX0000000148887
1792-09-06T03:00-3.73128.571596.71017.327.511ERE ANNEE DE LA REP. FRANC122.00280202.00ENE-SSEPETIT FRAISNUAGEUX0000000148888