16257+4921 COU 1920
16h 25m 36.42s +49° 22' 32.4" P.A. 63.00 sep 0.7 mag 11.45,11.43
| Coord 2000 |
16257+4921 |
|
Discov num |
COU1920 |
|
Comp |
|
|
Coord arcsec 2000 |
16 25 36.42 +49 22 32.4 |
|
| Date first |
1981 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
63 |
|
Pa last |
63.1 |
|
P.A. Now (θ) |
63.1° |
|
| Sep first |
0.7 |
|
Sep last |
0.748 |
|
Sep. Now (ρ) |
0.748" |
|
| Mag pri |
11.45 |
|
Mag sec |
11.43 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
|
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
3495-01111-1 |
|
Gaia DR2 |
1411302201648812928 |
|
