20311+1247 J 3244
20h 31m 08.00s +12° 45' 59.0" P.A. 153.00 sep 4.4 mag 12.80,15.70
| Coord 2000 |
20311+1247 |
|
Discov num |
J 3244 |
|
Comp |
|
|
Coord arcsec 2000 |
20 31 08.00 +12 45 59.0 |
|
| Date first |
1949 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
183 |
|
Pa last |
152.5 |
|
P.A. Now (θ) |
152.5° |
|
| Sep first |
4.2 |
|
Sep last |
4.416 |
|
Sep. Now (ρ) |
4.416" |
|
| Mag pri |
12.80 |
|
Mag sec |
15.70 |
|
delta mag (ΔM) |
2.9 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1755788063742959104 |
|
