18109+3321 COU 1005 AB,C
18h 10m 53.17s +33° 21' 06.3" P.A. 25.00 sep 1.9 mag 9.60,14.30 Sp G0
Coord 2000 |
18109+3321 |
|
Discov num |
COU1005 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 10 53.17 +33 21 06.3 |
|
Date first |
1973 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
27 |
|
Pa last |
25.4 |
|
P.A. Now (θ) |
25.4° |
|
Sep first |
1.5 |
|
Sep last |
1.889 |
|
Sep. Now (ρ) |
1.889" |
|
Mag pri |
9.60 |
|
Mag sec |
14.30 |
|
delta mag (ΔM) |
4.7 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+035 |
|
Sec motion ra |
|
|
Pri motion dec |
+042 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18109+3321 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
66719 |
18 10 53 +33 21 06 |
COU 1005 AB |
2016 |
13 |
333 |
0.2 |
10.20 |
10.50 |
0.30 |
|
|
Show |
|
|
18 10 53 +33 21 06 |
COU 1005 AB,C |
2016 |
5 |
25 |
1.9 |
9.60 |
14.30 |
4.70 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2626-01666-1 |
|
Gaia DR2 |
4604963123301985664 |
|