18573+1724 BPM 904
18h 57m 17.39s +17° 23' 39.1" P.A. 310.00 sep 76.7 mag 14.80,15.22
| Coord 2000 |
18573+1724 |
|
Discov num |
BPM 904 |
|
Comp |
|
|
Coord arcsec 2000 |
18 57 17.39 +17 23 39.1 |
|
| Date first |
1994 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
310 |
|
Pa last |
310.2 |
|
P.A. Now (θ) |
310.2° |
|
| Sep first |
76.7 |
|
Sep last |
76.711 |
|
Sep. Now (ρ) |
76.711" |
|
| Mag pri |
14.80 |
|
Mag sec |
15.22 |
|
delta mag (ΔM) |
0.42 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-005 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.526
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4517150425311383296 |
|
