18557+1254 COG 1 CD
18h 55m 45.80s +12° 54' 53.1" P.A. 316.00 sep 3.4 mag 10.26,11.96 dist. 110.38 pc (360.06 l.y.)
Coord 2000 |
18557+1254 |
|
Discov num |
COG 1 |
|
Comp |
CD |
|
Coord arcsec 2000 |
18 55 45.80 +12 54 53.1 |
|
Date first |
1904 |
|
Date last |
2015 |
|
Obs |
16 |
|
Pa first |
317 |
|
Pa last |
316 |
|
P.A. Now (θ) |
316° |
|
Sep first |
1.9 |
|
Sep last |
3.39 |
|
Sep. Now (ρ) |
3.39" |
|
Mag pri |
10.26 |
|
Mag sec |
11.96 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
Pri motion ra |
+011 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
+004 |
|
Notes |
N
(See Notes) |
|
rPM=0.645
Nature of this double is uncertain.
18557+1254 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 230093 |
104265 |
18 55 44 +12 54 30 |
COG 1 AB |
2015 |
14 |
284 |
26.2 |
9.28 |
11.92 |
2.64 |
|
|
Show |
|
104265 |
18 55 44 +12 54 30 |
COG 1 AC |
2015 |
16 |
53 |
38.6 |
9.28 |
10.26 |
0.98 |
|
|
Show |
|
104265 |
18 55 44 +12 54 30 |
ABH 107 AE |
2015 |
10 |
58 |
107.5 |
9.28 |
12.20 |
2.92 |
|
|
Show |
|
104265 |
18 55 44 +12 54 30 |
ABH 107 AF |
2015 |
12 |
107 |
122.5 |
9.28 |
11.23 |
1.95 |
|
|
Show |
|
104265 |
18 55 44 +12 54 30 |
ABH 107 AG |
2015 |
10 |
251 |
97.8 |
9.28 |
13.59 |
4.31 |
|
|
Show |
|
|
18 55 46 +12 54 53 |
COG 1 CD |
2015 |
16 |
316 |
3.4 |
10.26 |
11.96 |
1.70 |
|
<=== |
Septuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
92903 |
|
Tycho2 |
1047-03218-1 |
|
Gaia DR2 |
4505977909720126848 |
|
ADS |
11843 |
|
Distance |
110.38 |
|
Distance ly |
360.06 |
|