20547+2516 COU 830
20h 54m 38.93s +25° 15' 32.1" P.A. 168.00 sep 0.9 mag 11.50,12.00
| Coord 2000 |
20547+2516 |
|
Discov num |
COU 830 |
|
Comp |
|
|
Coord arcsec 2000 |
20 54 38.93 +25 15 32.1 |
|
| Date first |
1972 |
|
Date last |
2017 |
|
Obs |
9 |
|
| Pa first |
167 |
|
Pa last |
168.1 |
|
P.A. Now (θ) |
168.1° |
|
| Sep first |
0.8 |
|
Sep last |
0.9 |
|
Sep. Now (ρ) |
0.9" |
|
| Mag pri |
11.50 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1843014962576529920 |
|
