17593-2559 B 369 (HD 163849)
17h 59m 21.13s -25° 58' 26.1" sep 0.3 mag 10.70,10.80 Sp B9V
Coord 2000 |
17593-2559 |
|
Discov num |
B 369 |
|
Comp |
|
|
Coord arcsec 2000 |
17 59 21.13 -25 58 26.1 |
|
Date first |
1927 |
|
Date last |
1935 |
|
Obs |
2 |
|
Pa first |
358 |
|
Pa last |
0.4 |
|
P.A. Now (θ) |
0.4° |
|
Sep first |
0.3 |
|
Sep last |
0.28 |
|
Sep. Now (ρ) |
0.28" |
|
Mag pri |
10.70 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
B9V (blue-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
|
|
Pri motion dec |
-001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 163849 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6845-00284-1 |
|
HD |
163849 |
|