18557+1216 BPM 890
18h 55m 39.54s +12° 15' 41.4" P.A. 226.00 sep 89.8 mag 13.01,13.80
| Coord 2000 |
18557+1216 |
|
Discov num |
BPM 890 |
|
Comp |
|
|
Coord arcsec 2000 |
18 55 39.54 +12 15 41.4 |
|
| Date first |
1962 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
226 |
|
Pa last |
226.2 |
|
P.A. Now (θ) |
226.2° |
|
| Sep first |
89.9 |
|
Sep last |
89.776 |
|
Sep. Now (ρ) |
89.776" |
|
| Mag pri |
13.01 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
0.79 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
-003 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=1.374
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4505869947088548608 |
|
