21204+4733 A 762
21h 20m 25.77s +47° 33' 26.9" P.A. 359.00 sep 2.5 mag 8.76,14.80 Sp K
Coord 2000 |
21204+4733 |
|
Discov num |
A 762 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 25.77 +47 33 26.9 |
|
Date first |
1904 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
356 |
|
Pa last |
359.1 |
|
P.A. Now (θ) |
359.1° |
|
Sep first |
2.9 |
|
Sep last |
2.459 |
|
Sep. Now (ρ) |
2.459" |
|
Mag pri |
8.76 |
|
Mag sec |
14.80 |
|
delta mag (ΔM) |
6.04 |
|
Spectral class |
K (yellow-orange) |
|
Pri motion ra |
+071 |
|
Sec motion ra |
|
|
Pri motion dec |
-143 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3593-01323-1 |
|
Gaia DR2 |
2164609507982125824 |
|
HD |
203418 |
|