18149-2300 ARA 2220
18h 14m 54.55s -23° 00' 46.1" P.A. 17.00 sep 11.0 mag 12.50,12.80
| Coord 2000 |
18149-2300 |
|
Discov num |
ARA2220 |
|
Comp |
|
|
Coord arcsec 2000 |
18 14 54.55 -23 00 46.1 |
|
| Date first |
1920 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
18 |
|
Pa last |
16.5 |
|
P.A. Now (θ) |
16.5° |
|
| Sep first |
11.5 |
|
Sep last |
10.989 |
|
Sep. Now (ρ) |
10.989" |
|
| Mag pri |
12.50 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
+017 |
|
Sec motion ra |
+011 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.407
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4066445967514194048 |
|
