18271-2930 B 2447
18h 27m 05.29s -29° 30' 29.7" P.A. 222.00 sep 8.8 mag 8.09,14.00 Sp B9V dist. 203.25 pc (663 l.y.)
| Coord 2000 |
18271-2930 |
|
Discov num |
B 2447 |
|
Comp |
|
|
Coord arcsec 2000 |
18 27 05.29 -29 30 29.7 |
|
| Date first |
1930 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
225 |
|
Pa last |
221.9 |
|
P.A. Now (θ) |
221.9° |
|
| Sep first |
7.0 |
|
Sep last |
8.788 |
|
Sep. Now (ρ) |
8.788" |
|
| Mag pri |
8.09 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
5.91 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
+013 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
SAO |
186825 |
|
HIP |
90431 |
|
Tycho2 |
6869-00660-1 |
|
| Gaia DR2 |
4048105396410162176 |
|
HD |
169678 |
|
CD |
CD-2914952 |
|
CP |
CP-29 5557 |
|
| Distance |
203.25 |
|
Distance ly |
663 |
|
