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Log

PagePlateClassObjectR.A.DecStartObs H.A.Obs DecStopExpDateMiscellaneous
1521000051 Gem7 08+16.308 201 12 W+24.210 22Feb 07 1897x 10000 Isoc. plate.
15210001Pole+9010 270 00+90.012 28Feb 07 1897x 10001 Just before closing clock acted badly. x Var. Star App. "O" end in first. 8 sec. signals from app. on pier. Dis. Jup. I. (15:36) Times from B 394. 15:28:00 = 1st movement. 15:30:00 moved R.A. slow motion -1 rev, as signals had failed, and clock was running poorly. 15:40:00 = last movement. Large and then small ap. put on telescope, moving R.A. slow motion -2 rev. before and after large aperture.
15210002Ecl. Jup. Sat.12 582 24 W+10.013 18Feb 07 1897
15210003T Coronae15 55+26.213 272 28 E+26.213 54Feb 07 1897x T Coronae not in centre of plates 10003 & 10004.
15210004T Coronae15 55+26.213 552 00 E+26.214 15Feb 07 1897x 10004 Reversed plate. x T Coronae not in centre of plates 10003 & 10004.
15210005R Serpentis15 46+15.414 171 29 E+15.414 41Feb 07 1897x 10005 Reversed plate. * Plates 10005 & 10006 have been taken in slightly wrong RA. R Serpentis on edge of them. Centres are about 15h 48m +15.4° (1900)
15210006R Serpentis15 46+15.414 421 04 E+15.414 59Feb 07 1897* Plates 10005 & 10006 have been taken in slightly wrong RA. R Serpentis on edge of them. Centres are about 15h 48m +15.4° (1900)
15210007RR Scorpii16 50-30.415 021 48 E-30.415 18Feb 07 1897
152Feb 07 1897Have found siderial clock in dome to be several minutes wrong at various times, particularly late at night, which probably accounts for error in R.A. In future will compare clocks before taking unidentified regions. W.
152Feb 08 1897On Monday, Feb. 8 1897 the bearings of the 11 inch telescope were cleaned and oiled.