17555-3146 PRO 189
17h 55m 32.00s -31° 46' 16.4" P.A. 221.00 sep 4.0 mag 12.50,13.00
| Coord 2000 |
17555-3146 |
|
Discov num |
PRO 189 |
|
Comp |
|
|
Coord arcsec 2000 |
17 55 32.00 -31 46 16.4 |
|
| Date first |
1909 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
218 |
|
Pa last |
221 |
|
P.A. Now (θ) |
221° |
|
| Sep first |
3.4 |
|
Sep last |
3.957 |
|
Sep. Now (ρ) |
3.957" |
|
| Mag pri |
12.50 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+011 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-026 |
|
| Notes |
|
|
rPM=1.144
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Scorpius |
|
Gaia DR2 |
4043645566690506368 |
|