21161+3747 COU 1819
21h 16m 03.56s +37° 47' 09.4" P.A. 329.00 sep 0.7 mag 9.40,11.90 Sp G0
Coord 2000 |
21161+3747 |
|
Discov num |
COU1819 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 03.56 +37 47 09.4 |
|
Date first |
1979 |
|
Date last |
2012 |
|
Obs |
5 |
|
Pa first |
320 |
|
Pa last |
328.8 |
|
P.A. Now (θ) |
328.8° |
|
Sep first |
0.6 |
|
Sep last |
0.696 |
|
Sep. Now (ρ) |
0.696" |
|
Mag pri |
9.40 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
2.5 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+015 |
|
Sec motion ra |
|
|
Pri motion dec |
-029 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3169-01177-1 |
|
Gaia DR2 |
1964774845876335616 |
|