fbs1223M relevant parameters
Plate center (J2000):13:41:24, +74:59:17
Observer:Markarian
Observation date:1967-03-14
Plate emulsion:IIF
Image size:9601 x 9602   Go to get image. Go to explore
Image pixelsize:15.875 x 15.875 micron^2
Prism:1.5 degrees
rms:0.96 arcsec
Spectral & phot. data:Available for 11957 objects.   Magnitude limits: B=16.50, R=15.70
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