21169+4009 COU 1972
21h 16m 59.16s +40° 09' 36.3" P.A. 145.00 sep 0.2 mag 11.00,11.00
| Coord 2000 |
21169+4009 |
|
Discov num |
COU1972 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 59.16 +40 09 36.3 |
|
| Date first |
1981 |
|
Date last |
2012 |
|
Obs |
2 |
|
| Pa first |
70 |
|
Pa last |
145.2 |
|
P.A. Now (θ) |
145.2° |
|
| Sep first |
0.2 |
|
Sep last |
0.157 |
|
Sep. Now (ρ) |
0.157" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+024 |
|
Sec motion ra |
|
|
| Pri motion dec |
+011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3173-01309-1 |
|
Gaia DR2 |
1965257119164575872 |
|
