17490-1615 HU 187 (HD 161925)
17h 49m 01.11s -16° 14' 59.9" P.A. 84.00 sep 4.2 mag 9.06,11.86 Sp K1V dist. 41.53 pc (135.47 l.y.)
| Coord 2000 |
17490-1615 |
|
Discov num |
HU 187 |
|
Comp |
|
|
Coord arcsec 2000 |
17 49 01.11 -16 14 59.9 |
|
| Date first |
1900 |
|
Date last |
2010 |
|
Obs |
10 |
|
| Pa first |
87 |
|
Pa last |
83.9 |
|
P.A. Now (θ) |
83.9° |
|
| Sep first |
4.5 |
|
Sep last |
4.18 |
|
Sep. Now (ρ) |
4.18" |
|
| Mag pri |
9.06 |
|
Mag sec |
11.86 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
K1V (yellow-orange) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-037 |
|
Sec motion dec |
-034 |
|
| Notes |
|
|
rPM=0.157 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 161925 |
|
Constellation |
Sagittarius |
|
SAO |
160834 |
|
HIP |
87207 |
|
| Tycho2 |
6249-00780-1 |
|
Gaia DR2 |
4147921604582365184 |
|
HD |
161925 |
|
BD |
BD-16 4622 |
|
| Distance |
41.53 |
|
Distance ly |
135.47 |
|
