18407-1957 ARA 1158
18h 40m 45.78s -19° 56' 50.7" P.A. 68.00 sep 6.6 mag 12.20,13.90
Coord 2000 |
18407-1957 |
|
Discov num |
ARA1158 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 45.78 -19 56 50.7 |
|
Date first |
1922 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
68 |
|
Pa last |
67.9 |
|
P.A. Now (θ) |
67.9° |
|
Sep first |
6.3 |
|
Sep last |
6.621 |
|
Sep. Now (ρ) |
6.621" |
|
Mag pri |
12.20 |
|
Mag sec |
13.90 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
Pri motion ra |
-010 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-018 |
|
Sec motion dec |
-015 |
|
Notes |
|
|
rPM=0.554
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4092149903673845504 |
|