21137+3602 SEI 1455
21h 13m 45.62s +36° 02' 05.2" P.A. 139.00 sep 3.2 mag 12.10,12.40
| Coord 2000 |
21137+3602 |
|
Discov num |
SEI1455 |
|
Comp |
|
|
Coord arcsec 2000 |
21 13 45.62 +36 02 05.2 |
|
| Date first |
1896 |
|
Date last |
2000 |
|
Obs |
3 |
|
| Pa first |
161 |
|
Pa last |
138.9 |
|
P.A. Now (θ) |
138.9° |
|
| Sep first |
3.2 |
|
Sep last |
3.2 |
|
Sep. Now (ρ) |
3.2" |
|
| Mag pri |
12.10 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+022 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-049 |
|
| Notes |
N
R
(See Notes, Red magnitudes) |
|
rPM=0.768
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2714-00975-1 |
|
Gaia DR2 |
1867712265784831872 |
|
