18015+0331 BU 1202 CD
18h 01m 35.60s +03° 33' 00.7" P.A. 110.00 sep 2.8 mag 10.20,12.10 Sp F8V
| Coord 2000 |
18015+0331 |
|
Discov num |
BU 1202 |
|
Comp |
CD |
|
Coord arcsec 2000 |
18 01 35.60 +03 33 00.7 |
|
| Date first |
1890 |
|
Date last |
2000 |
|
Obs |
9 |
|
| Pa first |
93 |
|
Pa last |
110.1 |
|
P.A. Now (θ) |
110.1° |
|
| Sep first |
3.9 |
|
Sep last |
2.82 |
|
Sep. Now (ρ) |
2.82" |
|
| Mag pri |
10.20 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
F8V (yellow-white) |
|
| Pri motion ra |
+009 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
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
| Constellation |
Ophiuchus |
|
Tycho2 |
0434-00460-1 |
|
Gaia DR2 |
4469485084398303744 |
|
