18058+2127 STT 341 AB,D
18h 05m 49.72s +21° 26' 45.6" P.A. 99.00 sep 39.5 mag 7.20,10.48 Sp G0V dist. 39.45 pc (128.69 l.y.)
Coord 2000 |
18058+2127 |
|
Discov num |
STT 341 |
|
Comp |
AB,D |
|
Coord arcsec 2000 |
18 05 49.72 +21 26 45.6 |
|
Date first |
1894 |
|
Date last |
2009 |
|
Obs |
16 |
|
Pa first |
100 |
|
Pa last |
99.4 |
|
P.A. Now (θ) |
99.4° |
|
Sep first |
37.8 |
|
Sep last |
39.5 |
|
Sep. Now (ρ) |
39.5" |
|
Mag pri |
7.20 |
|
Mag sec |
10.48 |
|
delta mag (ΔM) |
3.28 |
|
Spectral class |
G0V (yellow) |
|
Pri motion ra |
-022 |
|
Sec motion ra |
-020 |
|
Pri motion dec |
-041 |
|
Sec motion dec |
-050 |
|
Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=0.171 (< 0.3, Physical double)
This double is not physical.
18058+2127 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
85723 |
18 05 50 +21 26 46 |
STT 341 AB |
2021 |
275 |
89 |
0.3 |
7.39 |
8.82 |
1.43 |
Y |
|
Show |
V772 Her |
85723 |
18 05 50 +21 26 46 |
STT 341 AB,C |
2015 |
19 |
171 |
28.2 |
7.20 |
10.56 |
3.36 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
STT 341 AB,D |
2009 |
16 |
99 |
39.5 |
7.20 |
10.48 |
3.28 |
|
<=== |
Show |
|
85723 |
18 05 50 +21 26 46 |
STT 341 AB,E |
2018 |
19 |
38 |
66.5 |
7.20 |
10.25 |
3.05 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
STT 341 AB,F |
2009 |
9 |
357 |
111.6 |
7.20 |
11.49 |
4.29 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
STT 341 AB,G |
2018 |
20 |
239 |
132.5 |
7.20 |
7.64 |
0.44 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
MET 82 AH |
2004 |
1 |
63 |
2.6 |
5.80 |
14.30 |
8.50 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
MET 82 AI |
2004 |
1 |
111 |
6.5 |
5.80 |
18.80 |
13.00 |
|
|
Show |
|
85723 |
18 05 50 +21 26 46 |
MET 82 AJ |
2015 |
2 |
34 |
13.1 |
5.80 |
16.40 |
10.60 |
|
|
Decuple system
11 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V772 Her |
|
Constellation |
Hercules |
|
SAO |
85723 |
|
HIP |
88637 |
|
Tycho2 |
1566-00747-1 |
|
Gaia DR2 |
4576326312901654272 |
|
HD |
165590 |
|
BD |
BD+21 3302 |
|
Distance |
39.45 |
|
Distance ly |
128.69 |
|