17567-1559 ARA 7
17h 56m 40.14s -15° 58' 39.0" P.A. 155.00 sep 13.6 mag 11.40,13.50
| Coord 2000 |
17567-1559 |
|
Discov num |
ARA 7 |
|
Comp |
|
|
Coord arcsec 2000 |
17 56 40.14 -15 58 39.0 |
|
| Date first |
1905 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
169 |
|
Pa last |
154.8 |
|
P.A. Now (θ) |
154.8° |
|
| Sep first |
15.4 |
|
Sep last |
13.582 |
|
Sep. Now (ρ) |
13.582" |
|
| Mag pri |
11.40 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
|
|
| Pri motion ra |
-030 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-023 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.745
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
Tycho2 |
6250-00313-1 |
|
Gaia DR2 |
4145306725415858304 |
|
