18285+2010 COU 203 AB
18h 28m 30.63s +20° 09' 33.7" P.A. 61.00 sep 0.5 mag 10.50,12.70 Sp G0
Coord 2000 |
18285+2010 |
|
Discov num |
COU 203 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 28 30.63 +20 09 33.7 |
|
Date first |
1967 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
60 |
|
Pa last |
60.5 |
|
P.A. Now (θ) |
60.5° |
|
Sep first |
0.3 |
|
Sep last |
0.486 |
|
Sep. Now (ρ) |
0.486" |
|
Mag pri |
10.50 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
|
|
Pri motion dec |
+008 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18285+2010 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 348680 |
|
18 28 31 +20 09 34 |
COU 203 Aa,Ab |
2012 |
1 |
154 |
0.2 |
10.50 |
|
|
|
|
Show |
|
|
18 28 31 +20 09 34 |
COU 203 AB |
2016 |
7 |
61 |
0.5 |
10.50 |
12.70 |
2.20 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1577-01249-1 |
|
HD |
348680 |
|