21108+4417 A 882
21h 10m 47.78s +44° 17' 19.1" P.A. 228.00 sep 2.6 mag 8.11,14.30 Sp K2
| Coord 2000 |
21108+4417 |
|
Discov num |
A 882 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 47.78 +44 17 19.1 |
|
| Date first |
1904 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
232 |
|
Pa last |
228.3 |
|
P.A. Now (θ) |
228.3° |
|
| Sep first |
2.3 |
|
Sep last |
2.619 |
|
Sep. Now (ρ) |
2.619" |
|
| Mag pri |
8.11 |
|
Mag sec |
14.30 |
|
delta mag (ΔM) |
6.19 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-014 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
50538 |
|
Tycho2 |
3181-05165-1 |
|
Gaia DR2 |
1970271240098790656 |
|
| HD |
201838 |
|
