18164-4028 I 1020 (HD 167297)
18h 16m 23.15s -40° 28' 19.7" P.A. 273.00 sep 0.5 mag 8.20,7.97 Sp B7V dist. 515.46 pc (1681.43 l.y.)
| Coord 2000 |
18164-4028 |
|
Discov num |
I 1020 |
|
Comp |
|
|
Coord arcsec 2000 |
18 16 23.15 -40 28 19.7 |
|
| Date first |
1910 |
|
Date last |
2016 |
|
Obs |
15 |
|
| Pa first |
310 |
|
Pa last |
273 |
|
P.A. Now (θ) |
273° |
|
| Sep first |
0.5 |
|
Sep last |
0.48 |
|
Sep. Now (ρ) |
0.48" |
|
| Mag pri |
8.20 |
|
Mag sec |
7.97 |
|
delta mag (ΔM) |
0.23 |
|
Spectral class |
B7V (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 167297 |
|
Constellation |
Corona Austrina |
|
SAO |
228864 |
|
HIP |
89552 |
|
| Tycho2 |
7904-01875-1 |
|
HD |
167297 |
|
CD |
CD-4012327 |
|
CP |
CP-40 8515 |
|
| Distance |
515.46 |
|
Distance ly |
1681.43 |
|