18167-1649 TOB 278 AB (HD 167608)
18h 16m 39.98s -16° 48' 52.5" P.A. 108.00 sep 25.7 mag 9.40,11.70 Sp B9Ib
| Coord 2000 |
18167-1649 |
|
Discov num |
TOB 278 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 16 39.98 -16 48 52.5 |
|
| Date first |
1986 |
|
Date last |
2018 |
|
Obs |
7 |
|
| Pa first |
107 |
|
Pa last |
108.3 |
|
P.A. Now (θ) |
108.3° |
|
| Sep first |
26.4 |
|
Sep last |
25.738 |
|
Sep. Now (ρ) |
25.738" |
|
| Mag pri |
9.40 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
B9Ib (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.747
Nature of this double is uncertain.
18167-1649 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 167608 |
|
18 16 40 -16 48 52 |
TOB 278 AB |
2018 |
7 |
108 |
25.7 |
9.40 |
11.70 |
2.30 |
|
<=== |
| Show |
|
|
18 16 42 -16 49 01 |
TOB 278 BC |
2018 |
8 |
113 |
17.2 |
11.70 |
11.40 |
0.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 167608 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6265-00071-1 |
|
Gaia DR2 |
4097576994301735808 |
|
| HD |
167608 |
|
