1215+303 (B2 1215+30, TON 605, ON 325)

Coordinates
= 12:17:52.0819, = +30:07:00.636 (2000)
z = 0.237


Landessternwarte Heidelberg-Königstuhl

Comparison stars
starUBVRI
B 14.96 (0.04)14.59 (0.04)14.21 (0.04)
C1 16.50 (0.14)16.21 (0.11)15.92 (0.15)

comparison stars from Fiorucci M., Tosti G., 1996, A&AS 116, 403

Field of view is 10'x10'

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M.Hauser@lsw.uni-heidelberg.de