17451-5408 R 303 (HD 160818)
17h 45m 03.31s -54° 08' 02.5" P.A. 108.00 sep 3.6 mag 7.94,9.00 Sp A1Vp+A1V
| Coord 2000 |
17451-5408 |
|
Discov num |
R 303 |
|
Comp |
|
|
Coord arcsec 2000 |
17 45 03.31 -54 08 02.5 |
|
| Date first |
1880 |
|
Date last |
2016 |
|
Obs |
16 |
|
| Pa first |
110 |
|
Pa last |
108.2 |
|
P.A. Now (θ) |
108.2° |
|
| Sep first |
2.5 |
|
Sep last |
3.57 |
|
Sep. Now (ρ) |
3.57" |
|
| Mag pri |
7.94 |
|
Mag sec |
9.00 |
|
delta mag (ΔM) |
1.06 |
|
Spectral class |
A1Vp+A1V (white/white) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
|
|
| Pri motion dec |
-018 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 160818 |
|
Constellation |
Ara |
|
Tycho2 |
8729-02703-1 |
|
Gaia DR2 |
5921679356137390848 |
|
| HD |
160818 |
|