17421+1707 LDS 1001
17h 41m 40.29s +17° 07' 57.0" P.A. 116.00 sep 42.8 mag 12.37,13.56
| Coord 2000 |
17421+1707 |
|
Discov num |
LDS1001 |
|
Comp |
|
|
Coord arcsec 2000 |
17 41 40.29 +17 07 57.0 |
|
| Date first |
1936 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
115 |
|
Pa last |
115.6 |
|
P.A. Now (θ) |
115.6° |
|
| Sep first |
40.0 |
|
Sep last |
42.777 |
|
Sep. Now (ρ) |
42.777" |
|
| Mag pri |
12.37 |
|
Mag sec |
13.56 |
|
delta mag (ΔM) |
1.19 |
|
Spectral class |
|
|
| Pri motion ra |
-046 |
|
Sec motion ra |
-028 |
|
| Pri motion dec |
-034 |
|
Sec motion dec |
-052 |
|
| Notes |
|
|
rPM=0.431
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4549548291313780480 |
|