18025+4414 BU 1127 AB (HD 165170)
18h 02m 30.89s +44° 14' 02.6" P.A. 39.00 sep 0.7 mag 7.31,9.20 Sp F5V dist. 81.3 pc (265.2 l.y.)
Coord 2000 |
18025+4414 |
|
Discov num |
BU 1127 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 02 30.89 +44 14 02.6 |
|
Date first |
1889 |
|
Date last |
2018 |
|
Obs |
95 |
|
Pa first |
146 |
|
Pa last |
39.4 |
|
P.A. Now (θ) |
39.4° |
|
Sep first |
0.8 |
|
Sep last |
0.677 |
|
Sep. Now (ρ) |
0.677" |
|
Mag pri |
7.31 |
|
Mag sec |
9.20 |
|
delta mag (ΔM) |
1.89 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
-040 |
|
Sec motion ra |
-040 |
|
Pri motion dec |
-067 |
|
Sec motion dec |
-067 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
18025+4414 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
47163 |
18 02 31 +44 14 03 |
OLE 4 Aa,Ab |
2018 |
4 |
319 |
0.1 |
7.31 |
|
|
Y |
|
Show |
HD 165170 |
47163 |
18 02 31 +44 14 03 |
BU 1127 AB |
2018 |
95 |
39 |
0.7 |
7.31 |
9.20 |
1.89 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 165170 |
|
Constellation |
Hercules |
|
SAO |
47163 |
|
HIP |
88350 |
|
Tycho2 |
3114-01159-1 |
|
Gaia DR2 |
2114382335056498432 |
|
HD |
165170 |
|
GC |
24581 |
|
ADS |
11010 |
|
BD |
BD+44 2812 |
|
Distance |
81.3 |
|
Distance ly |
265.2 |
|