21181+2825 HJ 1632
21h 18m 04.83s +28° 25' 16.9" P.A. 44.00 sep 8.2 mag 11.64,11.60
| Coord 2000 |
21181+2825 |
|
Discov num |
HJ 1632 |
|
Comp |
|
|
Coord arcsec 2000 |
21 18 04.83 +28 25 16.9 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
15 |
|
| Pa first |
46 |
|
Pa last |
44.1 |
|
P.A. Now (θ) |
44.1° |
|
| Sep first |
4.5 |
|
Sep last |
8.242 |
|
Sep. Now (ρ) |
8.242" |
|
| Mag pri |
11.64 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.04 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.728
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2198-00568-1 |
|
Gaia DR2 |
1848521110653484928 |
|
