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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 AMBARAWA cruise started at 1847-07-28 [dataset]. Koninklijk Nederlands Meteorologisch Instituut, De Bilt, PANGAEA, https://doi.org/10.1594/PANGAEA.747342, 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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RIS CitationBibTeX Citation

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: -6.119167 * Median Longitude: 109.856667 * South-bound Latitude: -6.550000 * West-bound Longitude: 106.860000 * North-bound Latitude: -5.530000 * East-bound Longitude: 112.450000
Date/Time Start: 1847-07-28T00:00:00 * Date/Time End: 1847-09-13T05:00:00
Event(s):
Ambarawa_M_REIS_1_P2 * Date/Time Start: 1847-07-28T00:00:00 * Date/Time End: 1847-09-13T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Ambarawa, 1st Observer: P.E. Karst
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
Temperature, airTTT°C
--1 If position is considered to be coastal (in port or near coastal disturbances)
WatchWatchName of the period of 4 hours which is known as a watch or duty on board ships
GlassesGlassesNumber of glasses within a watch; one watch equals 8 glasses
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 Wind scale referenceWind scale ref#Name of, or reference to the wind scale that has been used
12 Sensor readingReadingarbitrary unitsReading of the (outside) air thermometer
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 Cloud typeCloud type
16 GustsGusts1 If wind gusts are reported
17 Precipitation/RainRain1 If rain was reported
18 FogFog1 If fog was reported
19 Snow typeSnow1 If snow was reported
20 ThunderThunder1 If thunder and or lightning was reported
21 HailHail1 If hail was reported
22 Sea iceSea ice1 If sea-ice or icebergs were reported
23 IdentificationIDCLIWOC 2.1 line number
Size:
290 data points

Data

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


Date/Time

Latitude

Longitude

dd [deg]

ff [m/s]

TTT [°C]

-

Watch

Glasses
10 
Decl [deg]
11 
Wind scale ref [#]
12 
Reading [arbitrary units]
13 
Wind dir descr
14 
Wind force descr
15 
Cloud type
16 
Gusts
17 
Rain
18 
Fog
19 
Snow
20 
Thunder
21 
Hail
22 
Sea ice
23 
ID
1847-07-28T00:00-6.701352.634.4VM8294.00ZO200000008861
1847-07-29T05:00-5.53108.271252.633.3VM81292.00ZOTO2V04, V0000000008862
1847-07-30T05:00-5.53108.501364.630.6VM81387.00ZO3V05, V1600000008863
1847-07-31T05:00-5.75109.17912.632.2VM81290.00O200000008864
1847-08-01T05:00-6.55109.271362.632.8VM81291.00ZO200000008865
1847-08-02T05:00-6.37109.501364.630.6VM81387.00ZO300000008866
1847-08-03T05:00-6.07110.670.0VM81STIL00000008867
1847-08-04T05:00-6.42110.801819.332.2VM81590.00Z500000008868
1847-08-05T05:00-6.07111.631599.330.6VM81587.00ZZO500000008869
1847-08-06T05:00-6.18112.451362.6VM812ZO200000008870
1847-08-07T05:00-6.48111.93VM8100000008871
1847-08-31T00:00-7.301136.734.4VM8494.00OZO400000008872
1847-09-01T00:002704.635.61VM8396.00W3V1300000008873
1847-09-02T00:003152.633.91VM8293.00NW200000008874
1847-09-03T00:0035.01VM895.0000000008875
1847-09-12T05:00-6.38109.23694.634.4VM81394.00ONO3V0600000008876
1847-09-13T05:00-6.10106.861362.632.81VM81291.00ZO200000008877