21209+6117 MLR 508
21h 20m 06.67s +61° 17' 00.0" P.A. 241.00 sep 0.5 mag 11.40,11.70
| Coord 2000 |
21209+6117 |
|
Discov num |
MLR 508 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 06.67 +61 17 00.0 |
|
| Date first |
1974 |
|
Date last |
2008 |
|
Obs |
4 |
|
| Pa first |
235 |
|
Pa last |
241.1 |
|
P.A. Now (θ) |
241.1° |
|
| Sep first |
0.3 |
|
Sep last |
0.455 |
|
Sep. Now (ρ) |
0.455" |
|
| Mag pri |
11.40 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
|
|
Sec motion ra |
|
|
| Pri motion dec |
|
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Coordinate calcolate |
1 |
|
Coordinate calculated |
yes |
|
