21493+3816 A 1448
21h 49m 18.52s +38° 16' 21.2" P.A. 331.00 sep 4.7 mag 9.10,13.80 Sp G5
Coord 2000 |
21493+3816 |
|
Discov num |
A 1448 |
|
Comp |
|
|
Coord arcsec 2000 |
21 49 18.52 +38 16 21.2 |
|
Date first |
1906 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
333 |
|
Pa last |
331.1 |
|
P.A. Now (θ) |
331.1° |
|
Sep first |
4.6 |
|
Sep last |
4.703 |
|
Sep. Now (ρ) |
4.703" |
|
Mag pri |
9.10 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
4.7 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
|
|
Pri motion dec |
+022 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3184-02601-1 |
|
Gaia DR2 |
1952978636598680192 |
|