Principal magnetic disturbances recorded at Cheltenham Magnetic Observatory, July 1 to December 31, 1906

O. H. Tittmann
1906 Journal of Geophysical Research  
TENHAM MAGNETIC OBSERVATORY, JULY r TO DECEMBER 3•, •9 o6.• (Increasing ordinate corresponds to increasing west declination, increasing Z/and increasing Z.) •6. Began about 2i h July 9, ended about •2h July i3th. .Maximum D 52.t2 H 67. 8 min. Z 88. 6 ram. ' I 75 M. M. Time ] Minimum 75M. M. Time JuJv •, •4 3s 3o.'3 July •, 8 49 " •, •4 •4 •-•o. o mm.I " II, 17 14 " Ii, I6 37 l-t6. 4min. l "xx, ,x 27 Range 21./9 77. 8 ram. or •5 • :05. o min. or • •6 • •7-Began 8h i5 m july 2 9, ended about 2 h
more » ... 9, ended about 2 h August D 5•*.6 H 34.2 min. Z :to8 .o him. , h m Sept. 3, t3o8 " 3, :5 •5 " 3, z 7 39 27/.5 -48 .o ram. 29 .o min. h 121 Sept. 3, t7 43 " 4, t229 " 3, IO 3 2 24/. I 82 .2 min. or • 2o'• 79-om"•-or 8oq, • Continuation of lists given in previous issues of this Journal. The Observatory is situated in latitude 3 Sø 44'.0 N., and in longitude, 5 h 07.4 m •V. of Greenwich. 6 •99 26. Began at i6 h 29m December 2z, ended about 8 h December 2 3. /) Jar Z 67/8 56. 5 min. 12I. 0 Illrll. h m Dec. 22, 7 44 " 21, I6 32 " 22, •6 39 28/5 -55. 2 min. 65. o min. Dec. 2x, 2t 27 39./3 " 22, Ix ox [zzx. 7mm. or•66-v " 22, 8 09 ] 56. omm. or 95'V Curve went off the paper. BIeasurement taken to the edge.
doi:10.1029/te011i004p00199 fatcat:vwatp4mqmvbsxhrqaq4cnaw5me