16579+4722 STFA 32 BC
16h 57m 53.60s +47° 22' 02.5" P.A. 261.00 sep 117.2 mag 10.85,8.05 Sp +K3V
| Coord 2000 |
16579+4722 |
|
Discov num |
STFA 32 |
|
Comp |
BC |
|
Coord arcsec 2000 |
16 57 53.60 +47 22 02.5 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
261 |
|
Pa last |
260.7 |
|
P.A. Now (θ) |
260.7° |
|
| Sep first |
117.1 |
|
Sep last |
117.215 |
|
Sep. Now (ρ) |
117.215" |
|
| Mag pri |
10.85 |
|
Mag sec |
8.05 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
+K3V |
|
| Pri motion ra |
-147 |
|
Sec motion ra |
-143 |
|
| Pri motion dec |
+272 |
|
Sec motion dec |
+245 |
|
| Notes |
N
T
W
(See Notes, Parallax indicates physical, ) |
|
rPM=0.088 (< 0.3, Physical double)
This double is physical.
16579+4722 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
V1090 Her |
46409 |
16 57 53 +47 22 00 |
A 1874 AB |
2021 |
47 |
64 |
5.0 |
7.93 |
10.85 |
2.92 |
Y |
|
| Show |
|
46409 |
16 57 53 +47 22 00 |
STFA 32 AC |
2021 |
36 |
262 |
112.4 |
7.93 |
8.05 |
0.12 |
|
|
| Show |
|
46409 |
16 57 53 +47 22 00 |
A 1874 AD |
1998 |
2 |
246 |
25.9 |
7.93 |
15.00 |
7.07 |
|
|
| Show |
|
|
16 57 54 +47 22 02 |
STFA 32 BC |
2015 |
9 |
261 |
117.2 |
10.85 |
8.05 |
2.80 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
1408029509583934464 |
|
