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Log

PagePlateClassObjectR.A.DecStartObs H.A.Obs DecStopExpDateMiscellaneous
158512MPleiades4 424 46Jan 16 1913x512 Exposed through grating used [[?]] 16-inch. The wires are stirring at intervals of about 1 to 8.8 or 1 to 7.8 as compared with spaces between wires. The grating is placed at end of tube above the plate. A visual examination of the image after bright star was made. All the diffraction image [[?]] [[?]] color & appeared as minute spectra.