17473+2241 COU 633 AB
17h 47m 19.05s +22° 40' 47.4" P.A. 237.00 sep 3.0 mag 9.63,13.40 Sp G0
Coord 2000 |
17473+2241 |
|
Discov num |
COU 633 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 47 19.05 +22 40 47.4 |
|
Date first |
1971 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
237 |
|
Pa last |
236.8 |
|
P.A. Now (θ) |
236.8° |
|
Sep first |
2.5 |
|
Sep last |
2.964 |
|
Sep. Now (ρ) |
2.964" |
|
Mag pri |
9.63 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
3.77 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
17473+2241 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 47 19 +22 40 47 |
GII 252 Aa,Ab |
2014 |
1 |
140 |
0.2 |
10.40 |
10.40 |
0.00 |
|
|
Show |
|
|
17 47 19 +22 40 47 |
COU 633 AB |
2016 |
5 |
237 |
3.0 |
9.63 |
13.40 |
3.77 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2077-02076-1 |
|