21117+3038 J 1235
21h 11m 45.36s +30° 38' 17.9" P.A. 184.00 sep 2.8 mag 12.40,12.40
| Coord 2000 |
21117+3038 |
|
Discov num |
J 1235 |
|
Comp |
|
|
Coord arcsec 2000 |
21 11 45.36 +30 38 17.9 |
|
| Date first |
1900 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
135 |
|
Pa last |
184.4 |
|
P.A. Now (θ) |
184.4° |
|
| Sep first |
0.4 |
|
Sep last |
2.794 |
|
Sep. Now (ρ) |
2.794" |
|
| Mag pri |
12.40 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1852722692476715392 |
|
