20221+4042 ES 1676
20h 22m 04.55s +40° 42' 48.7" P.A. 285.00 sep 2.4 mag 11.19,11.60
| Coord 2000 |
20221+4042 |
|
Discov num |
ES 1676 |
|
Comp |
|
|
Coord arcsec 2000 |
20 22 04.55 +40 42 48.7 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
286 |
|
Pa last |
285.4 |
|
P.A. Now (θ) |
285.4° |
|
| Sep first |
2.2 |
|
Sep last |
2.431 |
|
Sep. Now (ρ) |
2.431" |
|
| Mag pri |
11.19 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.41 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3156-00638-1 |
|
Gaia DR2 |
2068314210894274176 |
|
