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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 INTREPID cruise from Madras to Table Bay started at 1774-07-21 [dataset]. National Maritime Museum, Greenwich, United Kingdom, PANGAEA, https://doi.org/10.1594/PANGAEA.749821, 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: -15.651081 * Median Longitude: 65.413243 * South-bound Latitude: -33.580000 * West-bound Longitude: 28.490000 * North-bound Latitude: 12.430000 * East-bound Longitude: 89.480000
Date/Time Start: 1774-07-21T07:00:00 * Date/Time End: 1774-10-12T00:00:00
Event(s):
Intrepid_17740721_NMM_ADM/L/J78 * Latitude Start: 12.100000 * Longitude Start: 80.500000 * Latitude End: -34.430000 * Longitude End: 16.950000 * Date/Time Start: 1774-07-21T00:00:00 * Date/Time End: 1774-10-12T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: Intrepid (3rd Rate Frigate), Voyage: Madras - Table Bay, 1st Observer: James Cranston (Captain), 2nd Observer: Arthur Stanhope (1st Officer/Master), Company: Royal Navy, Other ship information: 64G 1369BM
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
--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 IdentificationIDCLIWOC 2.1 line number
Size:
1577 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)

-
(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 
ID
(CLIWOC 2.1 line number)
1774-07-21T07:0012.4380.65225MADRASN36W12S36E36.000WSW, S, SBW, SWMODERATE SEA BREEZESFAIR0000000119495
1774-07-22T07:0011.9280.862142.6MADRASN27W25S24E34.000SW, SBW, W, SWBSPM MODERATE BREEZES, 11 SQUALLY, 5 LIGHT BREEZESGREAT SWELL FROM SCLOUDY0000000119496
1774-07-23T07:0010.5581.65248MADRASN28W56S30E95.000SWBW, SW, WSWPM FRESH BREEZES, 5AM SQUALLYCLOUDY0000000119497
1774-07-24T06:008.7382.5624919.0MADRASN27W96S26E122.001SWBW, SW, WSWFRESH GALESCLOUDY0000000119498
1774-07-25T06:007.1783.2624919.0MADRASN27W131S23E107.001SWBW, WSWFRESH GALESCLOUDY0000000119499
1774-07-26T06:005.4784.2324919.0MADRASN27W172S28E116.001SWBW, WSWFRESH GALESCLOUDY0000000119500
1774-07-27T06:003.4785.2524919.0MADRASN27W216S27E135.001SWBW, WSWFRESH GALESCLOUDY0000000119501
1774-07-28T06:002.3286.152156.7MADRASN28:30W244S38E88.001SWBW, SWBSMODERATEFAIR0000000119502
1774-07-29T06:001.4287.002376.7MADRASN29:50W268S49E68.001S, SSW, W, SWBWPM FRESH BREEZES, 10 HARD SQUALLS, 12 LIGHT WINDS, NOON MODERATE BREEZESCLOUDY0000000119503
1774-07-30T06:000.7887.462046.7MADRASN30W283S35E50.001SWBS, SWBW, SW, SSWFIRST AND LATTER MODERATE BREEZES, MID LITTLE WINDCLOUDY0000000119504
1774-07-31T06:000.2788.012601.0MADRASN31W298S47E45.001SW, SSW, VARIABLE, WBSFIRST AND LATTER SQUALLY, MID MODERATE BREEZES, THEN LIGHT AIRS0000000119505
1774-08-01T06:00-0.3288.282492.6MADRASN31W311S24E38.001WBN, SWBW, WSWLIGHT WINDS, 11 SQUALLY0000000119506
1774-08-02T06:00-1.0388.68249MADRASN30W327S29E49.001SWBW, VARIABLE, SW, WSWPM SQUALLYRAIN0100000119507
1774-08-03T06:00-1.6388.90316MADRASN30W340S20E38.001SWBW, WSW, VARIABLE, W, NWPM MODERATE BREEZES, 4AM LITTLE WIND, 5 SQUALLY, OCASIONALY MODERATE AND LIGHT WINDSFAIR0000000119508
1774-08-04T06:00-2.5789.23362MADRASN30W359S20E60.000WNW, W-SW, VARIABLEPM FRESH BREEZES, AM VARIABLE WITH LIGHT WINDSCLOUDY0000000119509
1774-08-05T06:00-2.9889.483152.6MADRASN29W369S31E29.000WBS, SWBW, VARIABLE, CALM, NWLIGHT BREEZESVARIABLEGREAT SWELL FROM SBE0000000119510
1774-08-06T06:00-3.6289.383151.5MADRASN29W379S9W39.000WNW, NWLIGHT WINDS INCLINABLE TO CALM0000000119511
1774-08-07T06:00-4.7588.882486.7MADRASN26W395S24W75.000NW, WNW, VARIABLE, WSWMODERATE BREEZESFREQUENT SQUALLS OF RAIN1100000119512
1774-08-08T06:00-5.4888.902702.6MADRASN25W438S44.000WSW, SW, WLIGHT WINDSRAINY0100000119513
1774-08-09T06:00-5.7888.903602.6MADRASN21W413S18.000W, VARIABLE, SWBW, NLIGHT WINDSSMALL RAINSWELL FROM SSE0100000119514
1774-08-10T06:00-6.0288.851461.0MADRASN24W417S11W15.000NW, CALM, SEBSLIGHT AIRS WITH CALMS0000000119515
1774-08-11T06:00-6.4288.70360MADRASN23W425S21W26.000CALM, NW, NLIGHT AIRS WITH CALMS, SQUALLYHARD RAIN0100000119516
1774-08-12T06:00-6.8388.633606.7MADRASN23W435S7W35.000SEBE, CALM, NW, NLIGHT AIRS WITH CALMS, MODERATE BREEZESHARD RAINFAIR0100000119517
1774-08-13T06:00-7.8388.4022426.8MADRASN23W452S11W55.00-1CALM, NNW, VARIABLE, NNE, CALM, SWPM LIGHT WINDS, 4 SQUALLY, 10 FRESH BREEZES, 1 MODERATE, 6 CALM, THEN HARD SQUALL, LATTER HARD GALESRAINHAZY0100000119518
1774-08-14T06:00-7.5388.812472.6MADRASN22W445N56E32.00-1SW, WSWSTRON GALES, 8 MORE MODERATE, 4 LITTLE WINDSCLOUDY0000000119519
1774-08-15T06:00-7.8788.983611.0MADRASN22W452S27E23.00-1SEBS, CALMLIGHT AIRS WITH CALMSHARD RAIN0100000119520
1774-08-16T06:00-8.2288.983610.0MADRASN22W458S21.00-1CALMCALMSHOWERS OF RAIN1100000119521
1774-08-17T06:00-9.1388.751126.7MADRASN21W474S15W52.00-1NEBE, ENE, NW, ESEPM MODERATE BREEZES, AM FRESH BREEZES AND SQUALLY, 8 MODERATERAIN0100000119522
1774-08-18T06:00-9.9888.231006.7MADRASN19W487S31W59.00-1NNE, SE, VARIABLE, ENE, EBSPM MODERATE BREEZES, 12 CALM, 5 MODERATE BREEZESRAINYCLOUDY0100000119523
1774-08-19T06:00-11.2086.931239.3MADRASN15W502S46W106.00-1EBS, SEBEFRESH BREEZESSHOWERS OF RAINCLOUDY1100000119524
1774-08-20T06:00-12.2285.3512319.0MADRASN11W515S56W106.00-1ESE, SEBEFRESH GALESGREAT SWELL FROM SEFAIR0000000119525
1774-08-21T06:00-13.4883.4012219.0MADRASN7W534S56W138.00-2ESE, SEBEFRESH GALES AND SQUALLYRAINFAIR0100000119526
1774-08-22T07:00-14.6881.1812119.0MADRASN2W555S61W147.00-3SEBS, SEBEFRESH GALES AND SQUALLYCLOUDY0000000119527
1774-08-23T07:00-16.0378.7813219.0MADRASN2E582S59W161.00-3SEFRESH GALES AND SQUALLYCLOUDY0000000119528
1774-08-24T07:00-17.7076.4511822.6MADRASN7E619S53W169.00-6SE, E, SEBE,STRONG GALES AND SQUALLYFREQUENT SQUALLS OF RAIN1100000119529
1774-08-25T07:00-19.4574.1611822.6MADRASN10E660S51W168.00-6SEBESTRONG GALES AND SQUALLYFREQUENT SQUALLS OF RAIN1100000119530
1774-08-26T07:00-20.6871.761169.3MADRASN14E695S61W157.00-8SEBEFRESH BREEZESFAIR0000000119531
1774-08-27T07:00-21.8069.50829.3MADRASN16E715S62W144.00-8E, ESE, EFRESH BREEZES AND FREQUENT SQUALLS OF WIND0000000119532
1774-08-28T07:00-22.5267.66906.7MADRASN19E752S68W114.00-11EBN, E, EBSMODERATE BREEZESHAZY0000000119533
1774-08-29T08:00-22.8065.761336.7MADRASN21E770S82W107.00-13E, SEBSMODERATE BREEZESCLOUDY0000000119534
1774-08-30T08:00-22.9763.91886.7MADRASN24E790S84W114.00-13ESE, EBSMODERATE BREEZESCLOUDY0000000119535
1774-08-31T08:00-22.8062.21856.7DIEGO RAYESN2E62S84W94.00-16ESE, EBSMODERATE BREEZESCLOUDY0000000119536
1774-09-01T08:00-22.6760.61856.7DIEGO RAYESN2E63N88W89.00-16ESE, EBSMODERATE BREEZESCLOUDY0000000119537
1774-09-02T08:00-23.1359.051089.3MADAGASCAR, S ENDS79W276S74W87.00-16SEBEFRESH BREEZESFAIR0000000119538
1774-09-03T08:00-23.5257.051059.3MADAGASCAR, S ENDS79W239S78W109.00-19SEBEFRESH BREEZESFAIR0000000119539
1774-09-04T08:00-24.0255.631056.7MADAGASCAR, S ENDS81W211S69W84.00-19SEBEMODERATE BREEZESCLOUDY0000000119540
1774-09-05T08:00-24.3354.882062.6MADAGASCAR, S ENDS82W202S65W46.00-19VARIABLE, NW, SWLIGHT WINDS FREQUENT SQUALLS OF WINDFREQUENT SQUALLS OF RAIN1100000119541
1774-09-06T08:00-24.7053.1311619.0MADAGASCAR, S ENDS84W165S77W99.00-19SW, S, SEFIRST AND MID MODERATE, LATTER FRESH GALESRAINCLOUDY0100000119542
1774-09-07T09:00-25.1551.881372.6CAPE OF GOOD HOPES85W142S69W73.00-21SE, SSEFIRST AND MID MODERATE, LATTER FRESH GALES, THEN LITTLE WINDRAINCLOUDY0100000119543
1774-09-08T09:00-25.0850.701142.6CAPE OF GOOD HOPES71W587S87W64.00-21SSW, SW, SELIGHT WINDSFAIR0000000119544
1774-09-09T09:00-25.6049.05806.7CAPE OF GOOD HOPES71W556S70W95.00-21SBE, SE, EBSMODERATE BREEZESFAIR0000000119545
1774-09-10T09:00-26.6747.30226.7CAPE OF GOOD HOPES72W518S55W115.00-23EBN, ENE, NEMODERATE BREEZES, 4 SQUALLYSMALL RAINFAIR0100000119546
1774-09-11T09:00-27.3045.932022.6CAPE OF GOOD HOPES72W490S63W83.00-23N, NW, WSW, SWFIRST AND MID MODERATE BREEZES, LATTER LIGHT WINDSVARIABLE0000000119547
1774-09-12T09:00-27.2245.991801.0CAPE OF GOOD HOPES73W489N56W7.00-23SW, SSWSWBW3LIGHT AIRS INCLINABLE TO CALM0000000119548
1774-09-13T09:00-27.2345.853611.0CAPE OF GOOD HOPES73W485S87W18.00-23VARIABLE, E, NE, CALMLIGHT AIRS INCLINABLE TO CALM0000000119549
1774-09-14T09:00-27.0044.50226.7CAPE OF GOOD HOPES71W469N80W84.00-23SE, NEFIRST LIGHT WINDS, MID AND LATTER MODERATE BREEZESCLOUDY0000000119550
1774-09-15T09:00-27.4841.7635919.0CAPE OF GOOD HOPES69W408S83W157.00-24NBE, NNE,FRESH GALESCLOUDY0000000119551
1774-09-16T09:00-27.4740.082572.6CAPE OF GOOD HOPES68W383NW112.00-24NBE, WSW, WBNPM FRESH GALES, LIGHT WINDSLIGHTNING TO THE WSMALL RAINCLOUDY0100100119552
1774-09-17T09:00-27.6740.042556.7CAPE OF GOOD HOPES68W378N45W17.00-26NW, WNW, WBNMODERATE BREEZES0000000119553
1774-09-18T09:00-27.2339.672246.7CAPE OF GOOD HOPES67W373N51W38.00-24WBS, WSWFIRST AND LATTER MODERATE BREEZES, MIDDLE LIGHT AIRS0000000119554
1774-09-19T09:00-26.8739.282121.0CAPE OF GOOD HOPES65W369N51W40.00-24WSW, SWBWPM MODERATE BREEZES, 6AM LIGHT AIRS0000000119555
1774-09-20T09:00-27.0039.00321.0CAPE OF GOOD HOPES65W361N72W26.00-24CALM, ESE, ENE, NEBELIGHT AIRS WITH CALMS0000000119556
1774-09-21T09:00-26.6538.421906.7CAPE OF GOOD HOPES63W352N63W47.00-24SSW, SWBSPM LIGHT AIRS, 4 MODERATE BREEZES0000000119557
1774-09-22T10:00-27.9036.981099.3CAPE OF GOOD HOPES61W310N52W122.00-26SBW, SSE, SEFRESH BREEZESCLOUDY0000000119558
1774-09-23T10:00-29.3835.083129.3CAPE OF GOOD HOPES67W268N46W128.00-26SEBS, EBN, NE, VARIABLE, NNWFRESH BREEZESFOLLOWING SWELLCLOUDY0000000119559
1774-09-24T10:00-28.7034.162336.7CAPE OF GOOD HOPES63W257N55W72.00-26NBW, WSW, WBSMODERATE BREEZESCLOUDY0000000119560
1774-09-25T10:00-28.5033.381322.6CAPE OF GOOD HOPES60W245N76W54.00-26WSW, SW, S, SSEFIRST AND MID MODERATE, LATTER LIGHT WINDSSWELL FROM THE SW0000000119561
1774-09-26T10:00-30.0832.72199.3CAPE OF GOOD HOPES66W214S25W105.00-26ESE, NE, E, NELIGHT AIRS, 6 MODERATE BREEZES, 10 FRESH BREEZES0000000119562
1774-09-27T10:00-31.5830.692019.0CAPE OF GOOD HOPES70W169S52W145.00-25NEPM FRESH BREEZES, AM FRESH GALESHAZY0000000119563
1774-09-28T10:00-33.2528.9330122.6CAPE OF GOOD HOPES77W127S45W141.00-25NWBNFRESH GALES THEN STRONG GALES AND SQUALLY0000000119564
1774-09-29T10:00-33.3829.522566.7CAPE OF GOOD HOPES80W130S55E16.00-25WBNMODERATE AND SQUALLYRAINCLOUDY0100000119565
1774-09-30T10:00-33.5828.492349.3CAPE OF GOOD HOPES80W111S76W34.00-25WBSPM LIGHT AIRS, 12 FRESH BREEZESLIGHTNINGCLOUDY0000100119566
1774-10-01T10:00-33.3028.7422322.6CAPE OF GOOD HOPES83W217N17E11.00-25W, WBS, WSW, N, NNW, WSWSTRONG GALES, 2 SQUALLYRAINCLEAR0100000119567
1774-10-02T10:00-32.7529.001896.7CAPE OF GOOD HOPES81W222N6E33.00-25WBN, W, SWBSHARD GALES AND SQUALLY, THEN MODERATECLOUDY0000000119568
1774-10-03T00:00-32.901246.7CAPE OF GOOD HOPES81W206S77W44.00SWBS, S, SSE, SEBEMODERATEFAIR0000000119569
1774-10-04T00:00-34.28906.7CAPE OF GOOD HOPES88W166S50W130.00EMODERATE BREEZES0000000119570
1774-10-05T00:00-35.822706.7CAPE OF GOOD HOPEN78W132S53W153.00E, ENE, NW, WPM FRESH BREEZES, AM MODERATE BREEZESCLOUDY0000000119571
1774-10-06T00:00-35.183611.0CAPE OF GOOD HOPES84W119N4E38.00W, WNW, WBN, CALMFRESH GALES AND SQUALLY, THEN LIGHT AIRS0000000119572
1774-10-07T00:00-35.302039.3CAPE OF GOOD HOPEN82W118S70W53.00CALM, SSE, ESE, SSWPM LIGHT AIRS WITH CALM, AM FRESH BREEZES AND SQUALLY0000000119573
1774-10-08T00:00-34.933156.7CAPE OF GOOD HOPEN83W107N44W31.00ESE, W, SW, CALM, NWFRESH BREEZES, THEN MODERATE BREEZES0000000119574
1774-10-09T00:00-34.783611.0CAPE OF GOOD HOPEN86W105N23W11.00W, WBN, VARIABLE, CALMPM MODERATE BREEZES, AM LIGHT AIRS0000000119575
1774-10-10T00:00-34.672361.0CAPE OF GOOD HOPEN86W50N65W8.00SW, CALM, SWBWLIGHT AIRS AND CALM0000000119576
1774-10-11T00:00-34.833386.7CAPE FALSON82W6N62W69.00NNWCALM, THE LIGHT AIRS, MODERATE BREEZES0000000119577
1774-10-12T00:002032.6CAPE OF GOOD HOPENNW31NNW, SEBS, WBS, SSWLITTLE WIND WITH CALM0000000119578