17317+4213 BVD 253
17h 31m 43.67s +42° 12' 37.4" P.A. 234.00 sep 11.4 mag 19.30,19.40
| Coord 2000 |
17317+4213 |
|
Discov num |
BVD 253 |
|
Comp |
|
|
Coord arcsec 2000 |
17 31 43.67 +42 12 37.4 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
234 |
|
Pa last |
234 |
|
P.A. Now (θ) |
234° |
|
| Sep first |
11.7 |
|
Sep last |
11.426 |
|
Sep. Now (ρ) |
11.426" |
|
| Mag pri |
19.30 |
|
Mag sec |
19.40 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
-030 |
|
Sec motion ra |
-033 |
|
| Pri motion dec |
-082 |
|
Sec motion dec |
-081 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.036 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
1347584884344671104 |
|
