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Hejda, Pavel; Revallo, Miloš; Valach, Fridrich (2021): Term-day magnetic observations from the Prague-Clementinum observatory on 1849-05-26 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.937050, In: Hejda, P et al. (2021): Data of magnetic storms and term-day observations from the Prague-Clementinum observatory (1839-1849) [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.936921

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Published: 2021-10-08DOI registered: 2022-01-31

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Abstract:
Data of term-day observations recorded at the Prague-Clementinum observatory in years 1840-1849 are presented. The data were obtained by digitising and processing the original old records published in the yearbooks of this historical observatory. The term-day observations had been agreed for joint measurements by the observatories organised in the Göttingen Magnetic Union (GMU). Data of 120 term-days from January 1840 to December 1849 are published. The observations started at 10 p.m. of Göttingen Mean Time and lasted 24 hours. The interval between observations was 5 minutes (in April, June and July 1842 exceptionally 6 minutes). All time data were transformed into UT, based on the longitude of the Göttingen observatory, which was 9.950°. The time shift is thus 39'48''. The date in the term-day file name indicates the second day which involves substantial part of the observations (22 out of 24 hours).
Coverage:
Latitude: 50.086000 * Longitude: 14.416000
Date/Time Start: 1849-05-25T21:20:12 * Date/Time End: 1849-05-26T21:20:12
Minimum Elevation: 190.0 m * Maximum Elevation: 190.0 m
Event(s):
Clementinum (Clementinum geomagnetic observatory in Prague) * Latitude: 50.086000 * Longitude: 14.416000 * Elevation: 190.0 m * Method/Device: Geomagnetic observatory (MAGOBS)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DATE/TIMEDate/TimeHejda, PavelGeocode
Magnetic field, declinationDecldegHejda, PavelDigitising and processing of historical records
Magnetic field, H-componentH-compnTHejda, PavelDigitising and processing of historical records
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
578 data points

Data

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


Date/Time

Decl [deg]

H-comp [nT]
1849-05-25T21:20:12-14.678318954.4
1849-05-25T21:25:12-14.685218953.5
1849-05-25T21:30:12-14.682318954.8
1849-05-25T21:35:12-14.682718955.6
1849-05-25T21:40:12-14.685418955.7
1849-05-25T21:45:12-14.684418951.9
1849-05-25T21:50:12-14.679618946.9
1849-05-25T21:55:12-14.674318947.7
1849-05-25T22:00:12-14.668318950.6
1849-05-25T22:05:12-14.669118952.5
1849-05-25T22:10:12-14.671418954.4
1849-05-25T22:15:12-14.673318954.8
1849-05-25T22:20:12-14.673518954.4
1849-05-25T22:25:12-14.673318954.8
1849-05-25T22:30:12-14.672518955.8
1849-05-25T22:35:12-14.670218956.1
1849-05-25T22:40:12-14.670518960.4
1849-05-25T22:45:12-14.671718963.7
1849-05-25T22:50:12-14.672918967.4
1849-05-25T22:55:12-14.673418964.2
1849-05-25T23:00:12-14.681618948.4
1849-05-25T23:05:12-14.667118949.0
1849-05-25T23:10:12-14.667118951.3
1849-05-25T23:15:12-14.674318952.2
1849-05-25T23:20:12-14.675318953.3
1849-05-25T23:25:12-14.675918954.5
1849-05-25T23:30:12-14.676318952.9
1849-05-25T23:35:12-14.675918952.3
1849-05-25T23:40:12-14.675918951.3
1849-05-25T23:45:12-14.677118950.1
1849-05-25T23:50:12-14.675018950.3
1849-05-25T23:55:12-14.671718951.2
1849-05-26T00:00:12-14.671318949.0
1849-05-26T00:05:12-14.670318949.1
1849-05-26T00:10:12-14.668618948.8
1849-05-26T00:15:12-14.667518949.2
1849-05-26T00:20:12-14.668618950.4
1849-05-26T00:25:12-14.665918949.0
1849-05-26T00:30:12-14.666418949.4
1849-05-26T00:35:12-14.665618949.0
1849-05-26T00:40:12-14.664418949.0
1849-05-26T00:45:12-14.661218947.2
1849-05-26T00:50:12-14.659218946.7
1849-05-26T00:55:12-14.657018947.9
1849-05-26T01:00:12-14.656318947.6
1849-05-26T01:05:12-14.658818947.7
1849-05-26T01:10:12-14.661618946.9
1849-05-26T01:15:12-14.660918944.3
1849-05-26T01:20:12-14.655918944.9
1849-05-26T01:25:12-14.655118944.5
1849-05-26T01:30:12-14.655818944.6
1849-05-26T01:35:12-14.653518943.5
1849-05-26T01:40:12-14.653918944.2
1849-05-26T01:45:12-14.652718943.7
1849-05-26T01:50:12-14.651118943.5
1849-05-26T01:55:12-14.647118940.6
1849-05-26T02:00:12-14.642218941.1
1849-05-26T02:05:12-14.647618941.3
1849-05-26T02:10:12-14.646318943.1
1849-05-26T02:15:12-14.645918947.4
1849-05-26T02:20:12-14.648118947.3
1849-05-26T02:25:12-14.651118948.0
1849-05-26T02:30:12-14.650718948.6
1849-05-26T02:35:12-14.648918948.0
1849-05-26T02:40:12-14.646518947.9
1849-05-26T02:45:12-14.645918947.8
1849-05-26T02:50:12-14.646918948.8
1849-05-26T02:55:12-14.647518947.9
1849-05-26T03:00:12-14.638418947.9
1849-05-26T03:05:12-14.635218949.4
1849-05-26T03:10:12-14.631818949.8
1849-05-26T03:15:12-14.625718950.2
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1849-05-26T03:30:12-14.616818949.5
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1849-05-26T03:40:12-14.607718947.6
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1849-05-26T03:50:12-14.603718947.4
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1849-05-26T05:10:12-14.608118917.2
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1849-05-26T05:20:12-14.629218910.9
1849-05-26T05:25:12-14.642418912.5
1849-05-26T05:30:12-14.640918913.3
1849-05-26T05:35:12-14.637818910.2
1849-05-26T05:40:12-14.622518906.1
1849-05-26T05:45:12-14.623118902.1
1849-05-26T05:50:12-14.598018901.3
1849-05-26T05:55:12-14.574918899.3
1849-05-26T06:00:12-14.565618902.1
1849-05-26T06:05:12-14.582018902.0
1849-05-26T06:10:12-14.586418902.7
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1849-05-26T06:20:12-14.600218901.4
1849-05-26T06:25:12-14.589818900.7
1849-05-26T06:30:12-14.577018900.3
1849-05-26T06:35:12-14.573518899.6
1849-05-26T06:40:12-14.554118894.7
1849-05-26T06:45:12-14.575818893.5
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1849-05-26T07:05:12-14.613918892.5
1849-05-26T07:10:12-14.611518889.7
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1849-05-26T07:20:12-14.584218890.0
1849-05-26T07:25:12-14.576818891.3
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1849-05-26T07:35:12-14.595118895.4
1849-05-26T07:40:12-14.594018896.5
1849-05-26T07:45:12-14.597718894.0
1849-05-26T07:50:12-14.597518894.5
1849-05-26T07:55:12-14.609618894.5
1849-05-26T08:00:12-14.622518894.8
1849-05-26T08:05:12-14.628118894.9
1849-05-26T08:10:12-14.645218895.4
1849-05-26T08:15:12-14.640918894.4
1849-05-26T08:20:12-14.630318891.6
1849-05-26T08:25:12-14.641418889.6
1849-05-26T08:30:12-14.644418889.0
1849-05-26T08:35:12-14.647318890.6
1849-05-26T08:40:12-14.660518887.9
1849-05-26T08:45:12-14.645118884.3
1849-05-26T08:50:12-14.642518881.3
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1849-05-26T09:05:12-14.635118885.0
1849-05-26T09:10:12-14.656218888.6
1849-05-26T09:15:12-14.659018888.1
1849-05-26T09:20:12-14.661618887.2
1849-05-26T09:25:12-14.663618890.0
1849-05-26T09:30:12-14.671818893.2
1849-05-26T09:35:12-14.683818895.2
1849-05-26T09:40:12-14.690618895.7
1849-05-26T09:45:12-14.690018900.7
1849-05-26T09:50:12-14.711318894.9
1849-05-26T09:55:12-14.709818890.3
1849-05-26T10:00:12-14.712018884.1
1849-05-26T10:05:12-14.716218854.5
1849-05-26T10:10:12-14.717618883.0
1849-05-26T10:15:12-14.721018877.7
1849-05-26T10:20:12-14.725418875.5
1849-05-26T10:25:12-14.731618875.5
1849-05-26T10:30:12-14.743018878.9
1849-05-26T10:35:12-14.752518883.0
1849-05-26T10:40:12-14.759718883.4
1849-05-26T10:45:12-14.755318883.5
1849-05-26T10:50:12-14.775518882.4
1849-05-26T10:55:12-14.779918881.4
1849-05-26T11:00:12-14.782918878.2
1849-05-26T11:05:12-14.784918875.3
1849-05-26T11:10:12-14.788818874.0
1849-05-26T11:15:12-14.796018870.4
1849-05-26T11:20:12-14.800018864.9
1849-05-26T11:25:12-14.804318861.8
1849-05-26T11:30:12-14.815018861.1
1849-05-26T11:35:12-14.818018855.3
1849-05-26T11:40:12-14.805118847.4
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1849-05-26T11:55:12-14.816218865.4
1849-05-26T12:00:12-14.824718869.3
1849-05-26T12:05:12-14.821618867.8
1849-05-26T12:10:12-14.816118870.8
1849-05-26T12:15:12-14.821618875.2
1849-05-26T12:20:12-14.825818876.8
1849-05-26T12:25:12-14.823918877.5
1849-05-26T12:30:12-14.833918884.1
1849-05-26T12:35:12-14.847018888.7
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1849-05-26T13:00:12-14.843418885.4
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1849-05-26T13:10:12-14.846818883.8
1849-05-26T13:15:12-14.846518881.8
1849-05-26T13:20:12-14.848818882.1
1849-05-26T13:25:12-14.846918881.4
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1849-05-26T13:40:12-14.847018871.6
1849-05-26T13:45:12-14.846918873.0
1849-05-26T13:50:12-14.850018873.7
1849-05-26T13:55:12-14.851218873.3
1849-05-26T14:00:12-14.844018870.6
1849-05-26T14:05:12-14.826618870.0
1849-05-26T14:10:12-14.830918870.3
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1849-05-26T14:20:12-14.830918872.7
1849-05-26T14:25:12-14.836318876.7
1849-05-26T14:30:12-14.837918885.9
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1849-05-26T15:00:12-14.827018899.2
1849-05-26T15:05:12-14.808618901.4
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1849-05-26T19:00:12-14.697318903.7
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1849-05-26T19:10:12-14.692418900.2
1849-05-26T19:15:12-14.692218900.1
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