18227-1740 ARA 279
18h 22m 45.95s -17° 40' 23.2" P.A. 339.00 sep 10.9 mag 11.16,10.72
Coord 2000 |
18227-1740 |
|
Discov num |
ARA 279 |
|
Comp |
|
|
Coord arcsec 2000 |
18 22 45.95 -17 40 23.2 |
|
Date first |
1916 |
|
Date last |
2018 |
|
Obs |
7 |
|
Pa first |
340 |
|
Pa last |
338.8 |
|
P.A. Now (θ) |
338.8° |
|
Sep first |
11.2 |
|
Sep last |
10.86 |
|
Sep. Now (ρ) |
10.86" |
|
Mag pri |
11.16 |
|
Mag sec |
10.72 |
|
delta mag (ΔM) |
0.44 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=0.583
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6269-00667-1 |
|
Gaia DR2 |
4096479746106608384 |
|