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Hejda, Pavel; Revallo, Miloš; Valach, Fridrich (2021): Term-day magnetic observations from the Prague-Clementinum observatory on 1841-08-28 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.936956, 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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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: 1841-08-27T21:20:12 * Date/Time End: 1841-08-28T21:20:12
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]
1841-08-27T21:20:12-15.429918675.2
1841-08-27T21:25:12-15.422218677.7
1841-08-27T21:30:12-15.406118678.3
1841-08-27T21:35:12-15.393418676.7
1841-08-27T21:40:12-15.376918678.7
1841-08-27T21:45:12-15.368918684.4
1841-08-27T21:50:12-15.354518681.4
1841-08-27T21:55:12-15.352218680.4
1841-08-27T22:00:12-15.361018683.9
1841-08-27T22:05:12-15.362718679.8
1841-08-27T22:10:12-15.340018674.5
1841-08-27T22:15:12-15.311618675.4
1841-08-27T22:20:12-15.286818676.1
1841-08-27T22:25:12-15.274318679.3
1841-08-27T22:30:12-15.285818684.3
1841-08-27T22:35:12-15.305318680.2
1841-08-27T22:40:12-15.329718676.0
1841-08-27T22:45:12-15.342918677.5
1841-08-27T22:50:12-15.372618676.7
1841-08-27T22:55:12-15.397718673.1
1841-08-27T23:00:12-15.397818677.0
1841-08-27T23:05:12-15.402018679.6
1841-08-27T23:10:12-15.412618672.3
1841-08-27T23:15:12-15.412818675.7
1841-08-27T23:20:12-15.408518679.8
1841-08-27T23:25:12-15.410718681.0
1841-08-27T23:30:12-15.408218679.0
1841-08-27T23:35:12-15.394618677.7
1841-08-27T23:40:12-15.384518677.8
1841-08-27T23:45:12-15.380218674.5
1841-08-27T23:50:12-15.399518678.8
1841-08-27T23:55:12-15.446418707.8
1841-08-28T00:00:12-15.480618738.9
1841-08-28T00:05:12-15.502518747.5
1841-08-28T00:10:12-15.520118743.4
1841-08-28T00:15:12-15.524918730.9
1841-08-28T00:20:12-15.506518721.3
1841-08-28T00:25:12-15.481218701.6
1841-08-28T00:30:12-15.427918710.4
1841-08-28T00:35:12-15.447318738.6
1841-08-28T00:40:12-15.489118724.4
1841-08-28T00:45:12-15.477018710.3
1841-08-28T00:50:12-15.444518703.0
1841-08-28T00:55:12-15.431018701.1
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1841-08-28T01:15:12-15.367618698.9
1841-08-28T01:20:12-15.369818698.5
1841-08-28T01:25:12-15.366318705.0
1841-08-28T01:30:12-15.357218707.4
1841-08-28T01:35:12-15.355718709.7
1841-08-28T01:40:12-15.354018710.4
1841-08-28T01:45:12-15.349418710.2
1841-08-28T01:50:12-15.354118711.6
1841-08-28T01:55:12-15.354118714.9
1841-08-28T02:00:12-15.365118714.1
1841-08-28T02:05:12-15.369818715.4
1841-08-28T02:10:12-15.367718713.2
1841-08-28T02:15:12-15.363918709.8
1841-08-28T02:20:12-15.360518705.9
1841-08-28T02:25:12-15.362118697.4
1841-08-28T02:30:12-15.341418693.6
1841-08-28T02:35:12-15.347618689.8
1841-08-28T02:40:12-15.350618688.2
1841-08-28T02:45:12-15.370418684.9
1841-08-28T02:50:12-15.370118680.2
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1841-08-28T03:00:12-15.383418675.3
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1841-08-28T03:45:12-15.380918678.9
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1841-08-28T06:30:12-15.468218664.0
1841-08-28T06:35:12-15.483018666.4
1841-08-28T06:40:12-15.496218668.0
1841-08-28T06:45:12-15.502518670.1
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1841-08-28T07:25:12-15.475018641.4
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1841-08-28T07:45:12-15.475418640.5
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1841-08-28T07:55:12-15.468118635.8
1841-08-28T08:00:12-15.471318636.5
1841-08-28T08:05:12-15.492118636.5
1841-08-28T08:10:12-15.493518635.9
1841-08-28T08:15:12-15.484518636.4
1841-08-28T08:20:12-15.485718638.4
1841-08-28T08:25:12-15.480418638.6
1841-08-28T08:30:12-15.478118637.4
1841-08-28T08:35:12-15.475518640.8
1841-08-28T08:40:12-15.489418640.1
1841-08-28T08:45:12-15.489518641.9
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1841-08-28T09:10:12-15.504918638.9
1841-08-28T09:15:12-15.513918641.2
1841-08-28T09:20:12-15.517418633.7
1841-08-28T09:25:12-15.524518644.9
1841-08-28T09:30:12-15.531018647.1
1841-08-28T09:35:12-15.539618644.8
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1841-08-28T10:10:12-15.561618598.5
1841-08-28T10:15:12-15.560118588.4
1841-08-28T10:20:12-15.557018592.2
1841-08-28T10:25:12-15.552518593.3
1841-08-28T10:30:12-15.554318593.3
1841-08-28T10:35:12-15.554818600.1
1841-08-28T10:40:12-15.561518604.5
1841-08-28T10:45:12-15.565918614.4
1841-08-28T10:50:12-15.569718615.9
1841-08-28T10:55:12-15.581718615.8
1841-08-28T11:00:12-15.587318617.4
1841-08-28T11:05:12-15.592818621.5
1841-08-28T11:10:12-15.592918626.5
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1841-08-28T11:20:12-15.600418636.0
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1841-08-28T12:00:12-15.597618657.4
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