1226+023 (3C 273)

Coordinates
R.A. = 12:29:06.698, Dec. = +02:03:08.58 (2000)
z = 0.158339


Landessternwarte Heidelberg-Königstuhl

GASP suggested stars: C D E G

Comparison stars

Star

U

B

V

R

I

C

13.37 (0.03)

12.85 (0.05)

11.87 (0.04)

11.30 (0.04)

10.74 (0.04)

D

13.15 (0.05)

13.17 (0.05)

12.68 (0.04)

12.31 (0.04)

11.99 (0.06)

E

13.39 (0.09)

13.33 (0.07)

12.69 (0.04)

12.27 (0.05)

11.84 (0.04)

G

14.21 (0.07)

14.12 (0.05)

13.56 (0.05)

13.16 (0.05)

12.83 (0.05)

comparison stars from Smith et al., 1985, AJ 90, 1184

Field of view is 15'x15'