16388+3923 UC 221
16h 38m 45.74s +39° 23' 20.5" P.A. 227.00 sep 17.4 mag 11.86,14.43
| Coord 2000 |
16388+3923 |
|
Discov num |
UC 221 |
|
Comp |
|
|
Coord arcsec 2000 |
16 38 45.74 +39 23 20.5 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
227 |
|
Pa last |
226.7 |
|
P.A. Now (θ) |
226.7° |
|
| Sep first |
17.4 |
|
Sep last |
17.428 |
|
Sep. Now (ρ) |
17.428" |
|
| Mag pri |
11.86 |
|
Mag sec |
14.43 |
|
delta mag (ΔM) |
2.57 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-062 |
|
Sec motion dec |
-078 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.255 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
3063-00140-1 |
|
Gaia DR2 |
1355675949894467840 |
|
