21112+3855 ES 1991
21h 11m 12.15s +38° 55' 28.6" P.A. 25.00 sep 2.6 mag 10.03,11.60 Sp A0IV
| Coord 2000 |
21112+3855 |
|
Discov num |
ES 1991 |
|
Comp |
|
|
Coord arcsec 2000 |
21 11 12.15 +38 55 28.6 |
|
| Date first |
1922 |
|
Date last |
1922 |
|
Obs |
1 |
|
| Pa first |
25 |
|
Pa last |
25.4 |
|
P.A. Now (θ) |
25.4° |
|
| Sep first |
2.6 |
|
Sep last |
2.62 |
|
Sep. Now (ρ) |
2.62" |
|
| Mag pri |
10.03 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
1.57 |
|
Spectral class |
A0IV (white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3169-02957-1 |
|
Gaia DR2 |
1968079947774654720 |
|
