18549-2157 RSS 495 AB (HD 175142)
18h 54m 52.97s -21° 57' 14.3" P.A. 67.00 sep 21.4 mag 9.42,12.00 Sp A3:m dist. 122.55 pc (399.76 l.y.)
| Coord 2000 |
18549-2157 |
|
Discov num |
RSS 495 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 54 52.97 -21 57 14.3 |
|
| Date first |
1921 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
74 |
|
Pa last |
67.2 |
|
P.A. Now (θ) |
67.2° |
|
| Sep first |
23.2 |
|
Sep last |
21.36 |
|
Sep. Now (ρ) |
21.36" |
|
| Mag pri |
9.42 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
2.58 |
|
Spectral class |
A3:m (white) |
|
| Pri motion ra |
+017 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-021 |
|
Sec motion dec |
+004 |
|
| Notes |
N
W
(See Notes, ) |
|
rPM=1.362
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 175142 |
|
Constellation |
Sagittarius |
|
SAO |
187443 |
|
HIP |
92834 |
|
| Tycho2 |
6293-00548-1 |
|
HD |
175142 |
|
BD |
BD-22 4914 |
|
CD |
CD-2213417 |
|
| CP |
CP-22 7265 |
|
Distance |
122.55 |
|
Distance ly |
399.76 |
|
