16580+3101 YSC 225 A,Bb
16h 57m 58.44s +31° 00' 30.7" P.A. 82.00 sep 1.3 mag 9.07, Sp G5
| Coord 2000 |
16580+3101 |
|
Discov num |
YSC 225 |
|
Comp |
A,Bb |
|
Coord arcsec 2000 |
16 57 58.44 +31 00 30.7 |
|
| Date first |
2011 |
|
Date last |
2011 |
|
Obs |
2 |
|
| Pa first |
82 |
|
Pa last |
81.5 |
|
P.A. Now (θ) |
81.5° |
|
| Sep first |
1.3 |
|
Sep last |
1.322 |
|
Sep. Now (ρ) |
1.322" |
|
| Mag pri |
9.07 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
-014 |
|
Sec motion ra |
|
|
| Pri motion dec |
-029 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
16580+3101 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
16 57 58 +31 00 31 |
HDS 2400 |
2011 |
5 |
87 |
1.3 |
9.07 |
11.92 |
2.85 |
|
|
| Show |
|
|
16 57 58 +31 00 31 |
YSC 225 A,Bb |
2011 |
2 |
82 |
1.3 |
9.07 |
|
|
|
<=== |
Quadruple system
1 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2590-00905-1 |
|
Gaia DR2 |
1309969702500146944 |
|
