17575+2759 HO 423 (HD 163949)
17h 57m 34.79s +27° 59' 31.5" P.A. 293.00 sep 4.7 mag 8.95,11.47 Sp F6V dist. 215.52 pc (703.03 l.y.)
| Coord 2000 |
17575+2759 |
|
Discov num |
HO 423 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 34.79 +27 59 31.5 |
|
| Date first |
1890 |
|
Date last |
2016 |
|
Obs |
21 |
|
| Pa first |
292 |
|
Pa last |
293.3 |
|
P.A. Now (θ) |
293.3° |
|
| Sep first |
4.5 |
|
Sep last |
4.726 |
|
Sep. Now (ρ) |
4.726" |
|
| Mag pri |
8.95 |
|
Mag sec |
11.47 |
|
delta mag (ΔM) |
2.52 |
|
Spectral class |
F6V (yellow-white) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
-050 |
|
| Pri motion dec |
-047 |
|
Sec motion dec |
-018 |
|
| Notes |
|
|
rPM=1.288
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 163949 |
|
Constellation |
Hercules |
|
SAO |
85581 |
|
HIP |
87920 |
|
| Tycho2 |
2098-01024-1 |
|
Gaia DR2 |
4584195689411545088 |
|
HD |
163949 |
|
ADS |
10933 |
|
| BD |
BD+28 2872 |
|
Distance |
215.52 |
|
Distance ly |
703.03 |
|
