18168-2027 ARA 1144
18h 16m 44.33s -20° 27' 23.4" P.A. 336.00 sep 9.7 mag 11.45,12.90
Coord 2000 |
18168-2027 |
|
Discov num |
ARA1144 |
|
Comp |
|
|
Coord arcsec 2000 |
18 16 44.33 -20 27 23.4 |
|
Date first |
1922 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
342 |
|
Pa last |
335.9 |
|
P.A. Now (θ) |
335.9° |
|
Sep first |
9.6 |
|
Sep last |
9.723 |
|
Sep. Now (ρ) |
9.723" |
|
Mag pri |
11.45 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
1.45 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
+003 |
|
Notes |
|
|
rPM=0.735
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6273-01018-1 |
|
Gaia DR2 |
4094343605491837824 |
|