17113-4611 RST 5541 (HD 155020)
17h 11m 18.16s -46° 10' 55.6" P.A. 91.00 sep 0.1 mag 8.15,8.50 Sp B2IV dist. 564.97 pc (1842.93 l.y.)
| Coord 2000 |
17113-4611 |
|
Discov num |
RST5541 |
|
Comp |
|
|
Coord arcsec 2000 |
17 11 18.16 -46 10 55.6 |
|
| Date first |
1949 |
|
Date last |
2008 |
|
Obs |
6 |
|
| Pa first |
95 |
|
Pa last |
90.7 |
|
P.A. Now (θ) |
90.7° |
|
| Sep first |
0.2 |
|
Sep last |
0.131 |
|
Sep. Now (ρ) |
0.131" |
|
| Mag pri |
8.15 |
|
Mag sec |
8.50 |
|
delta mag (ΔM) |
0.35 |
|
Spectral class |
B2IV (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 155020 |
|
Constellation |
Ara |
|
SAO |
227695 |
|
HIP |
84073 |
|
| Tycho2 |
8328-00388-1 |
|
Gaia DR2 |
5951353839277769856 |
|
HD |
155020 |
|
GC |
23163 |
|
| CD |
CD-4611267 |
|
CP |
CP-46 8428 |
|
Distance |
564.97 |
|
Distance ly |
1842.93 |
|
