21449+3145 ES 381
21h 44m 52.63s +31° 44' 29.9" P.A. 110.00 sep 4.6 mag 9.95,14.80 Sp ApSi
| Coord 2000 |
21449+3145 |
|
Discov num |
ES 381 |
|
Comp |
|
|
Coord arcsec 2000 |
21 44 52.63 +31 44 29.9 |
|
| Date first |
1906 |
|
Date last |
2010 |
|
Obs |
3 |
|
| Pa first |
110 |
|
Pa last |
109.6 |
|
P.A. Now (θ) |
109.6° |
|
| Sep first |
4.9 |
|
Sep last |
4.59 |
|
Sep. Now (ρ) |
4.59" |
|
| Mag pri |
9.95 |
|
Mag sec |
14.80 |
|
delta mag (ΔM) |
4.85 |
|
Spectral class |
ApSi (white) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2717-01532-1 |
|
Gaia DR2 |
1945997802911609216 |
|
