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Hejda, Pavel; Revallo, Miloš; Valach, Fridrich (2021): Term-day magnetic observations from the Prague-Clementinum observatory on 1843-08-26 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.936980, 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: 1843-08-25T21:20:12 * Date/Time End: 1843-08-26T21:20:12
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]
1843-08-25T21:20:12-15.298518706.3
1843-08-25T21:25:12-15.296318706.9
1843-08-25T21:30:12-15.295818710.3
1843-08-25T21:35:12-15.309718704.7
1843-08-25T21:40:12-15.311018702.7
1843-08-25T21:45:12-15.308718700.4
1843-08-25T21:50:12-15.309118698.6
1843-08-25T21:55:12-15.306918699.2
1843-08-25T22:00:12-15.305918699.2
1843-08-25T22:05:12-15.313718704.4
1843-08-25T22:10:12-15.315218706.3
1843-08-25T22:15:12-15.325518691.0
1843-08-25T22:20:12-15.318318703.2
1843-08-25T22:25:12-15.321218707.3
1843-08-25T22:30:12-15.321818705.9
1843-08-25T22:35:12-15.321718702.7
1843-08-25T22:40:12-15.320718702.7
1843-08-25T22:45:12-15.318618702.5
1843-08-25T22:50:12-15.315518702.8
1843-08-25T22:55:12-15.306518704.8
1843-08-25T23:00:12-15.302318707.0
1843-08-25T23:05:12-15.304118705.9
1843-08-25T23:10:12-15.302918705.6
1843-08-25T23:15:12-15.306018705.0
1843-08-25T23:20:12-15.308918705.7
1843-08-25T23:25:12-15.307618707.9
1843-08-25T23:30:12-15.300718702.9
1843-08-25T23:35:12-15.294918704.8
1843-08-25T23:40:12-15.298318703.1
1843-08-25T23:45:12-15.305418705.9
1843-08-25T23:50:12-15.307418708.5
1843-08-25T23:55:12-15.314818710.4
1843-08-26T00:00:12-15.308718709.7
1843-08-26T00:05:12-15.303218707.6
1843-08-26T00:10:12-15.287218709.1
1843-08-26T00:15:12-15.288618709.8
1843-08-26T00:20:12-15.298818711.7
1843-08-26T00:25:12-15.306518711.7
1843-08-26T00:30:12-15.307618713.5
1843-08-26T00:35:12-15.308918715.4
1843-08-26T00:40:12-15.310618717.7
1843-08-26T00:45:12-15.313118715.6
1843-08-26T00:50:12-15.313718717.7
1843-08-26T00:55:12-15.301518714.1
1843-08-26T01:00:12-15.301318711.3
1843-08-26T01:05:12-15.303518706.0
1843-08-26T01:10:12-15.294118703.7
1843-08-26T01:15:12-15.292118703.6
1843-08-26T01:20:12-15.286718702.0
1843-08-26T01:25:12-15.280918699.9
1843-08-26T01:30:12-15.271918699.0
1843-08-26T01:35:12-15.275518697.7
1843-08-26T01:40:12-15.275318695.7
1843-08-26T01:45:12-15.278618697.3
1843-08-26T01:50:12-15.277718698.7
1843-08-26T01:55:12-15.277718699.4
1843-08-26T02:00:12-15.292218699.3
1843-08-26T02:05:12-15.292618697.8
1843-08-26T02:10:12-15.303018696.2
1843-08-26T02:15:12-15.318318698.5
1843-08-26T02:20:12-15.323518697.9
1843-08-26T02:25:12-15.333418697.4
1843-08-26T02:30:12-15.332718696.1
1843-08-26T02:35:12-15.329918697.2
1843-08-26T02:40:12-15.323218696.3
1843-08-26T02:45:12-15.317918702.0
1843-08-26T02:50:12-15.323518704.4
1843-08-26T02:55:12-15.316418701.8
1843-08-26T03:00:12-15.318318702.2
1843-08-26T03:05:12-15.308218702.2
1843-08-26T03:10:12-15.312618698.8
1843-08-26T03:15:12-15.321418703.2
1843-08-26T03:20:12-15.312318702.8
1843-08-26T03:25:12-15.303518701.8
1843-08-26T03:30:12-15.297818703.1
1843-08-26T03:35:12-15.282918704.0
1843-08-26T03:40:12-15.277818704.5
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1843-08-26T03:50:12-15.262918705.1
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1843-08-26T04:25:12-15.250518698.7
1843-08-26T04:30:12-15.241918699.7
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1843-08-26T05:25:12-15.206118694.1
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1843-08-26T05:45:12-15.225818696.3
1843-08-26T05:50:12-15.215818694.9
1843-08-26T05:55:12-15.212818693.0
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1843-08-26T06:30:12-15.234318682.9
1843-08-26T06:35:12-15.242518679.6
1843-08-26T06:40:12-15.249218677.5
1843-08-26T06:45:12-15.250718674.6
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1843-08-26T07:10:12-15.273818667.3
1843-08-26T07:15:12-15.267818670.1
1843-08-26T07:20:12-15.250718670.0
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1843-08-26T07:30:12-15.281018669.8
1843-08-26T07:35:12-15.276318669.2
1843-08-26T07:40:12-15.304518673.8
1843-08-26T07:45:12-15.298518672.9
1843-08-26T07:50:12-15.304018671.8
1843-08-26T07:55:12-15.307218673.4
1843-08-26T08:00:12-15.292018672.0
1843-08-26T08:05:12-15.293818673.0
1843-08-26T08:10:12-15.295918676.2
1843-08-26T08:15:12-15.308718672.2
1843-08-26T08:20:12-15.319318672.3
1843-08-26T08:25:12-15.321318670.4
1843-08-26T08:30:12-15.319418668.1
1843-08-26T08:35:12-15.318818668.4
1843-08-26T08:40:12-15.322818670.2
1843-08-26T08:45:12-15.337018663.9
1843-08-26T08:50:12-15.337418662.7
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1843-08-26T09:05:12-15.331518659.1
1843-08-26T09:10:12-15.342518659.8
1843-08-26T09:15:12-15.350518660.2
1843-08-26T09:20:12-15.346518663.0
1843-08-26T09:25:12-15.356518660.1
1843-08-26T09:30:12-15.361818659.4
1843-08-26T09:35:12-15.357318657.8
1843-08-26T09:40:12-15.370618657.1
1843-08-26T09:45:12-15.370018660.8
1843-08-26T09:50:12-15.373218660.1
1843-08-26T09:55:12-15.376718663.7
1843-08-26T10:00:12-15.379618663.7
1843-08-26T10:05:12-15.387118665.3
1843-08-26T10:10:12-15.393818668.2
1843-08-26T10:15:12-15.404918668.1
1843-08-26T10:20:12-15.410018668.9
1843-08-26T10:25:12-15.414018665.3
1843-08-26T10:30:12-15.410418664.3
1843-08-26T10:35:12-15.408918667.4
1843-08-26T10:40:12-15.401318669.3
1843-08-26T10:45:12-15.406218666.4
1843-08-26T10:50:12-15.408118664.6
1843-08-26T10:55:12-15.444718666.5
1843-08-26T11:00:12-15.424918669.6
1843-08-26T11:05:12-15.420318675.3
1843-08-26T11:10:12-15.426418673.2
1843-08-26T11:15:12-15.424018679.3
1843-08-26T11:20:12-15.421018681.5
1843-08-26T11:25:12-15.427418685.8
1843-08-26T11:30:12-15.427918686.8
1843-08-26T11:35:12-15.430618691.8
1843-08-26T11:40:12-15.433418691.3
1843-08-26T11:45:12-15.433518690.5
1843-08-26T11:50:12-15.430218690.7
1843-08-26T11:55:12-15.433418693.9
1843-08-26T12:00:12-15.435418695.3
1843-08-26T12:05:12-15.433618697.2
1843-08-26T12:10:12-15.428418694.4
1843-08-26T12:15:12-15.424018691.5
1843-08-26T12:20:12-15.419918696.0
1843-08-26T12:25:12-15.411918699.0
1843-08-26T12:30:12-15.409118696.9
1843-08-26T12:35:12-15.409618703.8
1843-08-26T12:40:12-15.404218702.7
1843-08-26T12:45:12-15.398618701.7
1843-08-26T12:50:12-15.400218704.2
1843-08-26T12:55:12-15.398118702.1
1843-08-26T13:00:12-15.396218700.6
1843-08-26T13:05:12-15.391818701.4
1843-08-26T13:10:12-15.388818702.4
1843-08-26T13:15:12-15.384618702.1
1843-08-26T13:20:12-15.385218703.6
1843-08-26T13:25:12-15.384618704.3
1843-08-26T13:30:12-15.381918705.9
1843-08-26T13:35:12-15.374618704.0
1843-08-26T13:40:12-15.374018705.8
1843-08-26T13:45:12-15.371418705.0
1843-08-26T13:50:12-15.366818705.7
1843-08-26T13:55:12-15.363618704.2
1843-08-26T14:00:12-15.358918700.8
1843-08-26T14:05:12-15.353718700.4
1843-08-26T14:10:12-15.349918701.3
1843-08-26T14:15:12-15.352918703.2
1843-08-26T14:20:12-15.348218704.1
1843-08-26T14:25:12-15.350318701.7
1843-08-26T14:30:12-15.348618701.8
1843-08-26T14:35:12-15.346118701.2
1843-08-26T14:40:12-15.343618703.1
1843-08-26T14:45:12-15.339718700.6
1843-08-26T14:50:12-15.331918698.4
1843-08-26T14:55:12-15.330418698.4
1843-08-26T15:00:12-15.324318699.6
1843-08-26T15:05:12-15.319818695.1
1843-08-26T15:10:12-15.318418694.9
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1843-08-26T15:25:12-15.309118691.9
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1843-08-26T15:40:12-15.297818689.9
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1843-08-26T16:00:12-15.294918688.7
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1843-08-26T16:10:12-15.287518687.6
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1843-08-26T16:30:12-15.279618689.9
1843-08-26T16:35:12-15.275718689.9
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1843-08-26T17:10:12-15.285818696.9
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1843-08-26T17:45:12-15.291918699.4
1843-08-26T17:50:12-15.293218700.7
1843-08-26T17:55:12-15.291218699.8
1843-08-26T18:00:12-15.295518700.8
1843-08-26T18:05:12-15.297218701.0
1843-08-26T18:10:12-15.297518701.9
1843-08-26T18:15:12-15.301918701.9
1843-08-26T18:20:12-15.299618702.4
1843-08-26T18:25:12-15.294718703.7
1843-08-26T18:30:12-15.301118704.5
1843-08-26T18:35:12-15.292118704.7
1843-08-26T18:40:12-15.299218704.4
1843-08-26T18:45:12-15.301118705.0
1843-08-26T18:50:12-15.298818703.8
1843-08-26T18:55:12-15.300618705.3
1843-08-26T19:00:12-15.296618705.7
1843-08-26T19:05:12-15.298218703.6
1843-08-26T19:10:12-15.296418704.5
1843-08-26T19:15:12-15.297918704.6
1843-08-26T19:20:12-15.299118704.3
1843-08-26T19:25:12-15.299318701.9
1843-08-26T19:30:12-15.294118703.0
1843-08-26T19:35:12-15.292218706.1
1843-08-26T19:40:12-15.289418707.3
1843-08-26T19:45:12-15.284618708.0
1843-08-26T19:50:12-15.283518709.0
1843-08-26T19:55:12-15.286018710.3
1843-08-26T20:00:12-15.289418708.3
1843-08-26T20:05:12-15.281518705.5
1843-08-26T20:10:12-15.263618706.4
1843-08-26T20:15:12-15.240318710.7
1843-08-26T20:20:12-15.236218716.6
1843-08-26T20:25:12-15.243318720.3
1843-08-26T20:30:12-15.254318721.9
1843-08-26T20:35:12-15.266218721.7
1843-08-26T20:40:12-15.272518719.1
1843-08-26T20:45:12-15.274218716.6
1843-08-26T20:50:12-15.274418713.1
1843-08-26T20:55:12-15.271518711.3
1843-08-26T21:00:12-15.274618710.4
1843-08-26T21:05:12-15.278818710.1
1843-08-26T21:10:12-15.279518709.1
1843-08-26T21:15:12-15.278218708.4
1843-08-26T21:20:12-15.278418709.0