18477+1539 BPM 831
18h 47m 43.48s +15° 39' 07.6" P.A. 340.00 sep 117.9 mag 15.31,15.57
| Coord 2000 |
18477+1539 |
|
Discov num |
BPM 831 |
|
Comp |
|
|
Coord arcsec 2000 |
18 47 43.48 +15 39 07.6 |
|
| Date first |
1995 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
340 |
|
Pa last |
339.7 |
|
P.A. Now (θ) |
339.7° |
|
| Sep first |
117.8 |
|
Sep last |
117.926 |
|
Sep. Now (ρ) |
117.926" |
|
| Mag pri |
15.31 |
|
Mag sec |
15.57 |
|
delta mag (ΔM) |
0.26 |
|
Spectral class |
|
|
| Pri motion ra |
-024 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
-012 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.994
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4510530093991609600 |
|
