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Hejda, Pavel; Revallo, Miloš; Valach, Fridrich (2021): Term-day magnetic observations from the Prague-Clementinum observatory on 1848-06-22 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.937039, 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: 1848-06-21T21:20:12 * Date/Time End: 1848-06-22T21:20:12
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:
575 data points

Data

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


Date/Time

Decl [deg]

H-comp [nT]
1848-06-21T21:20:12-14.908418835.5
1848-06-21T21:25:12-14.943218825.8
1848-06-21T21:30:12-14.942418826.8
1848-06-21T21:35:12-14.936118827.0
1848-06-21T21:40:12-14.915918830.2
1848-06-21T21:45:12-14.898818833.8
1848-06-21T21:50:12-14.877918837.5
1848-06-21T21:55:12-14.865218840.9
1848-06-21T22:00:12-14.868718843.6
1848-06-21T22:05:12-14.875318845.3
1848-06-21T22:10:12-14.894018853.2
1848-06-21T22:15:12-14.901818852.7
1848-06-21T22:20:12-14.906818849.6
1848-06-21T22:25:12-14.892318847.0
1848-06-21T22:30:12-14.875018842.0
1848-06-21T22:35:12-14.872818835.3
1848-06-21T22:40:12-14.867818835.0
1848-06-21T22:45:12-14.878718833.5
1848-06-21T22:50:12-14.886718834.9
1848-06-21T22:55:12-14.901418835.6
1848-06-21T23:00:12-14.904018836.1
1848-06-21T23:05:12-14.907718834.6
1848-06-21T23:10:12-14.912518835.8
1848-06-21T23:15:12-14.919318837.8
1848-06-21T23:20:12-14.919618838.9
1848-06-21T23:25:12-14.921018835.6
1848-06-21T23:30:12-14.924218831.1
1848-06-21T23:35:12-14.921018837.7
1848-06-21T23:40:12-14.913518840.4
1848-06-21T23:45:12-14.951118838.0
1848-06-21T23:50:12-14.955218842.1
1848-06-21T23:55:12-14.954218843.6
1848-06-22T00:00:12-14.938118844.3
1848-06-22T00:05:12-14.924818844.4
1848-06-22T00:10:12-14.924418844.5
1848-06-22T00:15:12-14.914118840.8
1848-06-22T00:20:12-14.914618844.0
1848-06-22T00:25:12-14.907618847.2
1848-06-22T00:30:12-14.922618850.1
1848-06-22T00:35:12-14.919018845.3
1848-06-22T00:40:12-14.910718845.9
1848-06-22T00:45:12-14.917018847.6
1848-06-22T00:50:12-14.923318849.5
1848-06-22T00:55:12-14.925018850.5
1848-06-22T01:00:12-14.935418845.1
1848-06-22T01:05:12-14.932918847.4
1848-06-22T01:10:12-14.903718850.4
1848-06-22T01:15:12-14.893518851.3
1848-06-22T01:20:12-14.877118853.7
1848-06-22T01:25:12-14.895618853.8
1848-06-22T01:30:12-14.897018853.5
1848-06-22T01:35:12-14.896818855.6
1848-06-22T01:40:12-14.913818851.9
1848-06-22T01:45:12-14.911718853.2
1848-06-22T01:50:12-14.898518851.1
1848-06-22T01:55:12-14.898018849.7
1848-06-22T02:00:12-14.896418850.1
1848-06-22T02:05:12-14.896618851.0
1848-06-22T02:10:12-14.893918850.4
1848-06-22T02:15:12-14.898218849.2
1848-06-22T02:20:12-14.900618847.6
1848-06-22T02:25:12-14.901018849.2
1848-06-22T02:30:12-14.907318849.1
1848-06-22T02:35:12-14.917018850.5
1848-06-22T02:40:12-14.924418846.9
1848-06-22T02:45:12-14.912718847.9
1848-06-22T02:50:12-14.906018847.6
1848-06-22T02:55:12-14.902418850.3
1848-06-22T03:00:12-14.902118852.1
1848-06-22T03:05:12-14.905318850.6
1848-06-22T03:10:12-14.895018850.0
1848-06-22T03:15:12-14.894818850.3
1848-06-22T03:20:12-14.900918851.0
1848-06-22T03:25:12-14.888418850.8
1848-06-22T03:30:12-14.881518849.5
1848-06-22T03:35:12-14.864018850.7
1848-06-22T03:40:12-14.868218850.7
1848-06-22T03:45:12-14.876118850.5
1848-06-22T03:50:12-14.871218848.7
1848-06-22T03:55:12-14.864818846.9
1848-06-22T04:00:12-14.845118845.7
1848-06-22T04:05:12-14.847918842.8
1848-06-22T04:10:12-14.828018841.7
1848-06-22T04:15:12-14.807618842.0
1848-06-22T04:20:12-14.797918841.6
1848-06-22T04:25:12-14.807018841.2
1848-06-22T04:30:12-14.817518841.7
1848-06-22T04:35:12-14.840918843.3
1848-06-22T04:40:12-14.826418845.8
1848-06-22T04:45:12-14.831918845.4
1848-06-22T04:50:12-14.838018843.3
1848-06-22T04:55:12-14.831518840.8
1848-06-22T05:00:12-14.809618838.4
1848-06-22T05:05:12-14.794518839.4
1848-06-22T05:10:12-14.808418838.2
1848-06-22T05:15:12-14.790918837.2
1848-06-22T05:20:12-14.782118831.9
1848-06-22T05:25:12-14.800418830.1
1848-06-22T05:30:12-14.841018829.0
1848-06-22T05:35:12-14.848318832.4
1848-06-22T05:40:12-14.834618834.3
1848-06-22T05:45:12-14.825318834.1
1848-06-22T05:50:12-14.847318833.5
1848-06-22T05:55:12-14.840618830.5
1848-06-22T06:00:12-14.823618829.5
1848-06-22T06:05:12-14.813018829.9
1848-06-22T06:10:12-14.804618828.7
1848-06-22T06:15:12-14.805018826.6
1848-06-22T06:20:12-14.811018824.0
1848-06-22T06:25:12-14.815018825.0
1848-06-22T06:30:12-14.813418821.7
1848-06-22T06:35:12-14.804918819.1
1848-06-22T06:40:12-14.779018818.5
1848-06-22T06:45:12-14.778818813.7
1848-06-22T06:50:12-14.8170
1848-06-22T06:55:12-14.824418813.6
1848-06-22T07:00:12-14.854518808.8
1848-06-22T07:05:12-14.882518813.0
1848-06-22T07:10:12-14.888618816.2
1848-06-22T07:15:12-14.888418813.9
1848-06-22T07:20:12-14.864618811.7
1848-06-22T07:25:12-14.861318813.8
1848-06-22T07:30:12-14.866418813.0
1848-06-22T07:35:12-14.866418809.8
1848-06-22T07:40:12-14.868318803.7
1848-06-22T07:45:12-14.876718800.3
1848-06-22T07:50:12-14.897318801.3
1848-06-22T07:55:12-14.919418801.6
1848-06-22T08:00:12-14.945518800.3
1848-06-22T08:05:12-14.935718797.4
1848-06-22T08:10:12-14.934518795.6
1848-06-22T08:15:12-14.921018789.5
1848-06-22T08:20:12-14.924818793.1
1848-06-22T08:25:12-14.936518779.7
1848-06-22T08:30:12-14.946518781.3
1848-06-22T08:35:12-14.962818780.1
1848-06-22T08:40:12-14.981718777.0
1848-06-22T08:45:12-14.988418769.8
1848-06-22T08:50:12-14.983818764.7
1848-06-22T08:55:12-14.977018761.0
1848-06-22T09:00:12-14.977618760.5
1848-06-22T09:05:12-14.9762
1848-06-22T09:10:12-14.979018754.2
1848-06-22T09:15:12-14.978418753.2
1848-06-22T09:20:12-14.984018757.0
1848-06-22T09:25:12-15.007918757.3
1848-06-22T09:30:12-15.014018760.7
1848-06-22T09:35:12-15.027718763.6
1848-06-22T09:40:12-15.048618763.4
1848-06-22T09:45:12-15.065918768.0
1848-06-22T09:50:12-15.088318769.3
1848-06-22T09:55:12-15.109918770.8
1848-06-22T10:00:12-15.113818773.6
1848-06-22T10:05:12-15.104218772.4
1848-06-22T10:10:12-15.105118776.6
1848-06-22T10:15:12-15.114318777.9
1848-06-22T10:20:12-15.127818779.7
1848-06-22T10:25:12-15.128618782.9
1848-06-22T10:30:12-15.121318783.8
1848-06-22T10:35:12-15.113118783.5
1848-06-22T10:40:12-15.107118780.3
1848-06-22T10:45:12-15.110618782.7
1848-06-22T10:50:12-15.103018780.1
1848-06-22T10:55:12-15.094618780.3
1848-06-22T11:00:12-15.084918783.4
1848-06-22T11:05:12-15.082018784.9
1848-06-22T11:10:12-15.079718791.2
1848-06-22T11:15:12-15.079718796.0
1848-06-22T11:20:12-15.080918801.9
1848-06-22T11:25:12-15.096118799.0
1848-06-22T11:30:12-15.080118798.7
1848-06-22T11:35:12-15.086018806.0
1848-06-22T11:40:12-15.088918807.3
1848-06-22T11:45:12-15.092618816.5
1848-06-22T11:50:12-15.116218823.4
1848-06-22T11:55:12-15.121118829.4
1848-06-22T12:00:12-15.125318830.3
1848-06-22T12:05:12-15.134918833.8
1848-06-22T12:10:12-15.141718836.4
1848-06-22T12:15:12-15.147518835.5
1848-06-22T12:20:12-15.146018834.2
1848-06-22T12:25:12-15.133818840.5
1848-06-22T12:30:12-15.144818841.7
1848-06-22T12:35:12-15.1433
1848-06-22T12:40:12-15.131218828.2
1848-06-22T12:45:12-15.105918827.7
1848-06-22T12:50:12-15.103818835.4
1848-06-22T12:55:12-15.092918828.7
1848-06-22T13:00:12-15.068318833.1
1848-06-22T13:05:12-15.049918834.5
1848-06-22T13:10:12-15.033718834.4
1848-06-22T13:15:12-15.021618837.0
1848-06-22T13:20:12-15.031718853.0
1848-06-22T13:25:12-15.057518850.4
1848-06-22T13:30:12-15.065518855.5
1848-06-22T13:35:12-15.073418853.0
1848-06-22T13:40:12-15.074418851.8
1848-06-22T13:45:12-15.065718842.9
1848-06-22T13:50:12-15.048718835.9
1848-06-22T13:55:12-15.047918834.6
1848-06-22T14:00:12-15.047118833.5
1848-06-22T14:05:12-15.042818830.5
1848-06-22T14:10:12-15.044418830.5
1848-06-22T14:15:12-15.047818832.3
1848-06-22T14:20:12-15.059118836.6
1848-06-22T14:25:12-15.066718834.2
1848-06-22T14:30:12-15.065118835.1
1848-06-22T14:35:12-15.065618836.4
1848-06-22T14:40:12-15.053318829.7
1848-06-22T14:45:12-15.039618822.2
1848-06-22T14:50:12-15.032218815.4
1848-06-22T14:55:12-15.026318818.7
1848-06-22T15:00:12-15.027318823.1
1848-06-22T15:05:12-15.034318827.8
1848-06-22T15:10:12-15.035518831.1
1848-06-22T15:15:12-15.035818835.7
1848-06-22T15:20:12-15.035818836.7
1848-06-22T15:25:12-15.032718840.6
1848-06-22T15:30:12-15.025118838.7
1848-06-22T15:35:12-15.014618835.2
1848-06-22T15:40:12-14.994918825.1
1848-06-22T15:45:12-14.994518821.3
1848-06-22T15:50:12-14.991218821.8
1848-06-22T15:55:12-14.997118821.8
1848-06-22T16:00:12-14.986318822.0
1848-06-22T16:05:12-14.966018827.1
1848-06-22T16:10:12-14.957018829.1
1848-06-22T16:15:12-14.950718823.2
1848-06-22T16:20:12-14.954418828.1
1848-06-22T16:25:12-14.968518833.1
1848-06-22T16:30:12-14.978118841.5
1848-06-22T16:35:12-14.975918848.2
1848-06-22T16:40:12-14.973518850.8
1848-06-22T16:45:12-14.970918853.1
1848-06-22T16:50:12-14.968518854.9
1848-06-22T16:55:12-14.975518855.5
1848-06-22T17:00:12-14.975318852.7
1848-06-22T17:05:12-14.974318856.8
1848-06-22T17:10:12-14.967118859.3
1848-06-22T17:15:12-14.961418860.6
1848-06-22T17:20:12-14.957018861.3
1848-06-22T17:25:12-14.953618859.3
1848-06-22T17:30:12-14.950418857.7
1848-06-22T17:35:12-14.933318859.2
1848-06-22T17:40:12-14.920818849.9
1848-06-22T17:45:12-14.919718843.6
1848-06-22T17:50:12-14.920818833.6
1848-06-22T17:55:12-14.913118836.1
1848-06-22T18:00:12-14.907318830.2
1848-06-22T18:05:12-14.902218828.6
1848-06-22T18:10:12-14.889418832.1
1848-06-22T18:15:12-14.875818837.5
1848-06-22T18:20:12-14.874718846.6
1848-06-22T18:25:12-14.873118853.6
1848-06-22T18:30:12-14.876918857.5
1848-06-22T18:35:12-14.886718859.4
1848-06-22T18:40:12-14.904518858.6
1848-06-22T18:45:12-14.919618852.9
1848-06-22T18:50:12-14.924018847.8
1848-06-22T18:55:12-14.930218843.2
1848-06-22T19:00:12-14.938518840.7
1848-06-22T19:05:12-14.927618845.5
1848-06-22T19:10:12-14.925818839.6
1848-06-22T19:15:12-14.916118841.2
1848-06-22T19:20:12-14.914518840.6
1848-06-22T19:25:12-14.916218845.9
1848-06-22T19:30:12-14.919318846.5
1848-06-22T19:35:12-14.924418848.5
1848-06-22T19:40:12-14.927018848.4
1848-06-22T19:45:12-14.921418848.9
1848-06-22T19:50:12-14.915318849.5
1848-06-22T19:55:12-14.916718848.9
1848-06-22T20:00:12-14.914318847.9
1848-06-22T20:05:12-14.913718847.5
1848-06-22T20:10:12-14.912518845.2
1848-06-22T20:15:12-14.908818843.1
1848-06-22T20:20:12-14.916618842.9
1848-06-22T20:25:12-14.940318844.0
1848-06-22T20:30:12-14.958518843.1
1848-06-22T20:35:12-14.953618840.5
1848-06-22T20:40:12-14.942818833.5
1848-06-22T20:45:12-14.907118831.1
1848-06-22T20:50:12-14.879318832.0
1848-06-22T20:55:12-14.861718836.9
1848-06-22T21:00:12-14.861418843.3
1848-06-22T21:05:12-14.876118843.2
1848-06-22T21:10:12-14.879518843.6
1848-06-22T21:15:12-14.878318845.6
1848-06-22T21:20:12-14.885318844.4