18143-1902 ARA 740
18h 14m 18.64s -19° 02' 18.4" P.A. 53.00 sep 9.2 mag 11.90,12.10
Coord 2000 |
18143-1902 |
|
Discov num |
ARA 740 |
|
Comp |
|
|
Coord arcsec 2000 |
18 14 18.64 -19 02 18.4 |
|
Date first |
1917 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
70 |
|
Pa last |
53 |
|
P.A. Now (θ) |
53° |
|
Sep first |
8.9 |
|
Sep last |
9.183 |
|
Sep. Now (ρ) |
9.183" |
|
Mag pri |
11.90 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
+008 |
|
Notes |
|
|
rPM=1.287
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4094750970225892736 |
|