Harvard Plate Collection M44

DASCH
Digital Access to a Sky Century @ Harvard
A New Look at the Temporal Universe

Plate Information for i31013

Observatory NameCambridge
W. Longitude (deg)71.1292
Latidude (deg)42.38
Aperture (m)0.2
Scale (arcsec/mm)163.23
Telescope8-inch Draper Doublet, Voigtlander Reworked by Clark
Plate Class L
Plate Exposure Information
Exposure Number0
Exposure Time (minutes) 10.00
Right Ascension08:43:39.456
Declination+20:18:26.77
Geocentric Date1903-10-20T09:31:50.6
JD: 2416407.89711
Heliocentric Date1903-10-20T09:30:17.9
HJD: 2416407.89604
Plate Center SourceimWCS
Date SourceLogbook
Exposure Notesm44
Time Accuracy (days)0.0007
Raw Logbook Data - View the Logbook Page (0.5MB)
Exposure Number0
Exposure Time (minutes)10
Right Ascension8 38
declination+21.0
DateOct 19 1903
Exposure Start Time6 33
Exposure Stop Time6 43
Exposure Hour Angle2 05E
Logbook Remark Present
Logbook Notesm44
Error Type
Scan Data
Scan Number0
Mosaic Number0
Scan Date2006-09-08T18-32-16
Average Tile ADU2044
Average Tile Saturation (pixels)0
Maximum Tile Saturation (pixels)0
Scan Comment
Mosaic Comment
Mosaic Binning01,16
WCS Fit SolutionAvailable
Mosaic Rotation180