18577+1731 BPM 908
18h 57m 39.71s +17° 31' 20.6" P.A. 149.00 sep 76.0 mag 14.14,15.43
| Coord 2000 |
18577+1731 |
|
Discov num |
BPM 908 |
|
Comp |
|
|
Coord arcsec 2000 |
18 57 39.71 +17 31 20.6 |
|
| Date first |
1992 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
149 |
|
Pa last |
149.4 |
|
P.A. Now (θ) |
149.4° |
|
| Sep first |
76.1 |
|
Sep last |
75.959 |
|
Sep. Now (ρ) |
75.959" |
|
| Mag pri |
14.14 |
|
Mag sec |
15.43 |
|
delta mag (ΔM) |
1.29 |
|
Spectral class |
|
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-037 |
|
Sec motion dec |
-002 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.917
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4517153861286042752 |
|
