21434+4417 HJ 1685
21h 43m 23.73s +44° 16' 04.4" P.A. 239.00 sep 18.6 mag 11.11,11.19
| Coord 2000 |
21434+4417 |
|
Discov num |
HJ 1685 |
|
Comp |
|
|
Coord arcsec 2000 |
21 43 23.73 +44 16 04.4 |
|
| Date first |
1828 |
|
Date last |
2016 |
|
Obs |
12 |
|
| Pa first |
227 |
|
Pa last |
239.3 |
|
P.A. Now (θ) |
239.3° |
|
| Sep first |
13.0 |
|
Sep last |
18.613 |
|
Sep. Now (ρ) |
18.613" |
|
| Mag pri |
11.11 |
|
Mag sec |
11.19 |
|
delta mag (ΔM) |
0.08 |
|
Spectral class |
|
|
| Pri motion ra |
+017 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-018 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.973
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3196-01726-1 |
|
Gaia DR2 |
1973754218047908352 |
|
