18413+3018 STF 2367 AB,C (HD 172865)
18h 41m 16.36s +30° 17' 40.9" P.A. 192.00 sep 14.1 mag 7.05,8.75 Sp G3IV dist. 82.71 pc (269.8 l.y.)
Coord 2000 |
18413+3018 |
|
Discov num |
STF2367 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 41 16.36 +30 17 40.9 |
|
Date first |
1828 |
|
Date last |
2019 |
|
Obs |
81 |
|
Pa first |
193 |
|
Pa last |
191.5 |
|
P.A. Now (θ) |
191.5° |
|
Sep first |
11.0 |
|
Sep last |
14.101 |
|
Sep. Now (ρ) |
14.101" |
|
Mag pri |
7.05 |
|
Mag sec |
8.75 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
G3IV (yellow) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-040 |
|
Sec motion dec |
-040 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
This double is physical.
18413+3018 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
67250 |
18 41 16 +30 17 41 |
STF 2367 AB |
2019 |
185 |
73 |
0.4 |
7.70 |
8.03 |
0.33 |
Y |
|
Show |
HD 172865 |
67250 |
18 41 16 +30 17 41 |
STF 2367 AB,C |
2019 |
81 |
192 |
14.1 |
7.05 |
8.75 |
1.70 |
|
<=== |
Show |
|
67250 |
18 41 16 +30 17 41 |
STF 2367 AB,D |
2007 |
3 |
84 |
21.9 |
7.05 |
12.00 |
4.95 |
|
|
Show |
|
67250 |
18 41 16 +30 17 41 |
STF 2367 AB,E |
2002 |
4 |
341 |
151.7 |
7.05 |
11.00 |
3.95 |
|
|
Show |
|
67250 |
18 41 16 +30 17 41 |
BTG 2 AB,F |
2007 |
3 |
173 |
42.4 |
7.05 |
15.10 |
8.05 |
|
|
Sextuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 172865 |
|
Constellation |
Lyra |
|
SAO |
67250 |
|
HIP |
91635 |
|
Tycho2 |
2637-00713-1 |
|
Gaia DR2 |
4587747627368445952 |
|
HD |
172865 |
|
BD |
BD+30 3271 |
|
Distance |
82.71 |
|
Distance ly |
269.8 |
|