18271-1719 HDS 2609 (HD 169804)
18h 27m 05.59s -17° 19' 28.3" P.A. 105.00 sep 1.7 mag 8.37,11.16 Sp K2III dist. 456.62 pc (1489.49 l.y.)
| Coord 2000 |
18271-1719 |
|
Discov num |
HDS2609 |
|
Comp |
|
|
Coord arcsec 2000 |
18 27 05.59 -17 19 28.3 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
105 |
|
Pa last |
104.8 |
|
P.A. Now (θ) |
104.8° |
|
| Sep first |
1.7 |
|
Sep last |
1.74 |
|
Sep. Now (ρ) |
1.74" |
|
| Mag pri |
8.37 |
|
Mag sec |
11.16 |
|
delta mag (ΔM) |
2.79 |
|
Spectral class |
K2III (yellow-orange) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.512
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 169804 |
|
Constellation |
Sagittarius |
|
SAO |
161481 |
|
HIP |
90432 |
|
| Tycho2 |
6270-00946-1 |
|
Gaia DR2 |
4096714393152658176 |
|
HD |
169804 |
|
BD |
BD-17 5197 |
|
| Distance |
456.62 |
|
Distance ly |
1489.49 |
|
