1222+216 ( 4C 21.35, ON 238 )

Coordinates
R.A. = 12:24:54.4583, Dec. = +21:22:46.388 (2000)
z = 0.435


Landessternwarte Heidelberg-Königstuhl

MAPCAT suggested stars: 1 2 3 4

Comparison stars

Star

U

B

V

R

I

1

 

14.99 (0.03)

14.19 (0.04)

13.84 (0.03)

 

2

 

15.45 (0.04)

14.86 (0.03)

14.56 (0.03)

 

3

 

 

15.66 (0.03)

15.26 (0.04)

 

4

 

17.17 (0.05)

16.24 (0.03)

15.83 (0.03)

 

comparison stars Raiteri C.M. et al., 1998, A&AS 130,495

Field of view is 10'x10'