21057+2508 COU 130
21h 05m 39.99s +25° 08' 28.0" P.A. 150.00 sep 1.3 mag 11.31,11.65
| Coord 2000 |
21057+2508 |
|
Discov num |
COU 130 |
|
Comp |
|
|
Coord arcsec 2000 |
21 05 39.99 +25 08 28.0 |
|
| Date first |
1965 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
151 |
|
Pa last |
149.6 |
|
P.A. Now (θ) |
149.6° |
|
| Sep first |
1.1 |
|
Sep last |
1.336 |
|
Sep. Now (ρ) |
1.336" |
|
| Mag pri |
11.31 |
|
Mag sec |
11.65 |
|
delta mag (ΔM) |
0.34 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2177-00288-1 |
|
Gaia DR2 |
1841301584159352448 |
|
