18342-1741 ARA 284
18h 34m 12.41s -17° 41' 41.2" P.A. 69.00 sep 5.4 mag 11.80,13.70 Sp M dist. 400 pc (1304.8 l.y.)
Coord 2000 |
18342-1741 |
|
Discov num |
ARA 284 |
|
Comp |
|
|
Coord arcsec 2000 |
18 34 12.41 -17 41 41.2 |
|
Date first |
1916 |
|
Date last |
1916 |
|
Obs |
1 |
|
Pa first |
69 |
|
Pa last |
68.5 |
|
P.A. Now (θ) |
68.5° |
|
Sep first |
5.4 |
|
Sep last |
5.383 |
|
Sep. Now (ρ) |
5.383" |
|
Mag pri |
11.80 |
|
Mag sec |
13.70 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
M (red) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
+001 |
|
Sec motion dec |
|
|
Notes |
N
X
(See Notes, Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
HIP |
91032 |
|
Gaia DR2 |
4093661805266790528 |
|
BD |
BD-17 5238 |
|
Distance |
400 |
|
Distance ly |
1304.8 |
|