18015+0331 BU 1202 AB,C (HD 164529)
18h 01m 32.36s +03° 31' 27.4" P.A. 28.00 sep 105.5 mag 8.43,10.20 Sp A0 dist. 246.91 pc (805.42 l.y.)
Coord 2000 |
18015+0331 |
|
Discov num |
BU 1202 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 01 32.36 +03 31 27.4 |
|
Date first |
1890 |
|
Date last |
2018 |
|
Obs |
23 |
|
Pa first |
28 |
|
Pa last |
27.5 |
|
P.A. Now (θ) |
27.5° |
|
Sep first |
103.8 |
|
Sep last |
105.5 |
|
Sep. Now (ρ) |
105.5" |
|
Mag pri |
8.43 |
|
Mag sec |
10.20 |
|
delta mag (ΔM) |
1.77 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
+003 |
|
Notes |
|
|
rPM=1.302
This double is not physical.
18015+0331 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
123031 |
18 01 32 +03 31 27 |
BU 1202 AB |
2013 |
22 |
344 |
0.7 |
8.67 |
9.69 |
1.02 |
|
|
Show |
HD 164529 |
123031 |
18 01 32 +03 31 27 |
BU 1202 AB,C |
2018 |
23 |
28 |
105.5 |
8.43 |
10.20 |
1.77 |
|
<=== |
Show |
|
123031 |
18 01 32 +03 31 27 |
BU 1202 AB,E |
2018 |
27 |
138 |
90.4 |
8.43 |
7.95 |
0.48 |
|
|
Show |
|
|
18 01 36 +03 33 01 |
BU 1202 CD |
2000 |
9 |
110 |
2.8 |
10.20 |
12.10 |
1.90 |
|
|
Show |
|
|
18 01 36 +03 33 01 |
BU 1202 CF |
2011 |
4 |
163 |
17.4 |
10.20 |
13.80 |
3.60 |
|
|
Sextuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 164529 |
|
Constellation |
Ophiuchus |
|
SAO |
123031 |
|
HIP |
88271 |
|
Tycho2 |
0434-00976-1 |
|
Gaia DR2 |
4469478414306258432 |
|
HD |
164529 |
|
BD |
BD+03 3564 |
|
Distance |
246.91 |
|
Distance ly |
805.42 |
|