| Star | RA (J2000) | Dec (J2000) | V | B-V | U-B | V-R | R-I | Color | Class |
| MARK A2 | 20:43:54 | -10:45:32 | 14.540 | 0.666 | 0.096 | 0.379 | 0.371 | ||
| MARK A1 | 20:43:58 | -10:47:11 | 15.911 | 0.609 | -0.014 | 0.367 | 0.373 | ||
| MARK A | 20:43:59 | -10:47:42 | 13.258 | -0.242 | -1.162 | -0.115 | -0.125 | BLUE | |
| MARK A3 | 20:44:02 | -10:45:39 | 14.818 | 0.938 | 0.651 | 0.587 | 0.510 |
| Filter | Recommended (s) | Saturation (s) |
| U | 40 | > 60 |
| B | 20 | > 30 |
| V | 20 | > 30 |
| R | 20 | > 30 |
| I | 40 | > 60 |