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Hejda, Pavel; Revallo, Miloš; Valach, Fridrich (2021): Term-day magnetic observations from the Prague-Clementinum observatory on 1845-05-31 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.937001, 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: 1845-05-30T21:20:12 * Date/Time End: 1845-05-31T21:20:12
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:
572 data points

Data

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


Date/Time

Decl [deg]

H-comp [nT]
1845-05-30T21:20:12-15.148618797.5
1845-05-30T21:25:12-15.140318797.1
1845-05-30T21:30:12-15.133418799.3
1845-05-30T21:35:12-15.125318799.8
1845-05-30T21:40:12-15.120218799.5
1845-05-30T21:45:12-15.117618796.9
1845-05-30T21:50:12-15.114018793.5
1845-05-30T21:55:12-15.115718791.8
1845-05-30T22:00:12-15.116218791.9
1845-05-30T22:05:12-15.117818792.4
1845-05-30T22:10:12-15.122818793.9
1845-05-30T22:15:12-15.121218792.9
1845-05-30T22:20:12-15.115318793.4
1845-05-30T22:25:12-15.108918793.4
1845-05-30T22:30:12-15.098718792.9
1845-05-30T22:35:12-15.091918794.6
1845-05-30T22:40:12-15.084718797.3
1845-05-30T22:45:12-15.074118797.6
1845-05-30T22:50:12-15.065718796.3
1845-05-30T22:55:12-15.062018797.6
1845-05-30T23:00:12-15.062818799.6
1845-05-30T23:05:12-15.066618799.9
1845-05-30T23:10:12-15.076418798.8
1845-05-30T23:15:12-15.084318796.9
1845-05-30T23:20:12-15.091318791.0
1845-05-30T23:25:12-15.100118790.4
1845-05-30T23:30:12-15.105318791.7
1845-05-30T23:35:12-15.109618791.2
1845-05-30T23:40:12-15.109418790.1
1845-05-30T23:45:12-15.110018789.7
1845-05-30T23:50:12-15.102418789.7
1845-05-30T23:55:12-15.101318790.2
1845-05-31T00:00:12-15.099418791.5
1845-05-31T00:05:12-15.104418790.9
1845-05-31T00:10:12-15.108218791.3
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1845-05-31T00:20:12-15.108218791.2
1845-05-31T00:25:12-15.108718791.6
1845-05-31T00:30:12-15.111318794.0
1845-05-31T00:35:12-15.108518793.9
1845-05-31T00:40:12-15.112618794.5
1845-05-31T00:45:12-15.119418795.1
1845-05-31T00:50:12-15.122318794.9
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1845-05-31T01:15:12-15.107218797.7
1845-05-31T01:20:12-15.108918798.7
1845-05-31T01:25:12-15.109818801.8
1845-05-31T01:30:12-15.108518804.1
1845-05-31T01:35:12-15.099618807.2
1845-05-31T01:40:12-15.094918808.5
1845-05-31T01:45:12-15.090518809.5
1845-05-31T01:50:12-15.086818808.8
1845-05-31T01:55:12-15.084518806.8
1845-05-31T02:00:12-15.084518803.8
1845-05-31T02:05:12-15.081518804.2
1845-05-31T02:10:12-15.085818802.1
1845-05-31T02:15:12-15.093318800.4
1845-05-31T02:20:12-15.096618802.6
1845-05-31T02:25:12-15.096818803.5
1845-05-31T02:30:12-15.096618802.3
1845-05-31T02:35:12-15.096118803.4
1845-05-31T02:40:12-15.095818800.8
1845-05-31T02:45:12-15.095718798.9
1845-05-31T02:50:12-15.095618798.8
1845-05-31T02:55:12-15.096618798.8
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1845-05-31T04:35:12-15.127018798.2
1845-05-31T04:40:12-15.1240
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1845-05-31T06:20:12-15.074318797.5
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1845-05-31T06:30:12-15.072418796.8
1845-05-31T06:35:12-15.078118795.5
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1845-05-31T07:20:12-15.093618781.7
1845-05-31T07:25:12-15.099418780.2
1845-05-31T07:30:12-15.103518777.2
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1845-05-31T07:45:12-15.114218773.3
1845-05-31T07:50:12-15.118918771.9
1845-05-31T07:55:12-15.122318772.9
1845-05-31T08:00:12-15.134918772.4
1845-05-31T08:05:12-15.145718772.4
1845-05-31T08:10:12-15.154318774.7
1845-05-31T08:15:12-15.164618772.3
1845-05-31T08:20:12-15.175218773.8
1845-05-31T08:25:12-15.186818772.2
1845-05-31T08:30:12-15.184018775.2
1845-05-31T08:35:12-15.189018774.5
1845-05-31T08:40:12-15.186518778.0
1845-05-31T08:45:12-15.195818779.2
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1845-05-31T08:55:12-15.196718781.0
1845-05-31T09:00:12-15.198818781.8
1845-05-31T09:05:12-15.204918786.0
1845-05-31T09:10:12-15.209018786.8
1845-05-31T09:15:12-15.219918787.2
1845-05-31T09:20:12-15.223218787.6
1845-05-31T09:25:12-15.227618786.3
1845-05-31T09:30:12-15.225818786.3
1845-05-31T09:35:12-15.233218787.3
1845-05-31T09:40:12-15.238518787.6
1845-05-31T09:45:12-15.244718790.0
1845-05-31T09:50:12-15.250018794.1
1845-05-31T09:55:12-15.259918791.2
1845-05-31T10:00:12-15.266918790.5
1845-05-31T10:05:12-15.269718793.5
1845-05-31T10:10:12-15.274418791.3
1845-05-31T10:15:12-15.275718790.8
1845-05-31T10:20:12-15.270918790.2
1845-05-31T10:25:12-15.271918790.1
1845-05-31T10:30:12-15.271218788.9
1845-05-31T10:35:12-15.274618785.1
1845-05-31T10:40:12-15.281018787.6
1845-05-31T10:45:12-15.292218789.1
1845-05-31T10:50:12-15.296218789.4
1845-05-31T10:55:12-15.308018791.5
1845-05-31T11:00:12-15.317918793.3
1845-05-31T11:05:12-15.319918788.7
1845-05-31T11:10:12-15.329218790.7
1845-05-31T11:15:12-15.340518786.0
1845-05-31T11:20:12-15.335118781.8
1845-05-31T11:25:12-15.340118777.7
1845-05-31T11:30:12-15.338318778.6
1845-05-31T11:35:12-15.343418778.4
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1845-05-31T12:00:12-15.362618784.1
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1845-05-31T12:15:12-15.370218782.4
1845-05-31T12:20:12-15.373018780.0
1845-05-31T12:25:12-15.369318777.9
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1845-05-31T13:15:12-15.4373
1845-05-31T13:20:12-15.416518782.8
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1845-05-31T14:00:12-15.432918792.3
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1845-05-31T14:15:12-15.448818778.2
1845-05-31T14:20:12-15.433518781.9
1845-05-31T14:25:12-15.428418779.7
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1845-05-31T14:40:12-15.400618774.5
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1845-05-31T15:15:12-15.324518779.8
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1845-05-31T19:25:12-15.165718801.5
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1845-05-31T21:15:12-15.153018806.6
1845-05-31T21:20:12-15.147118808.0