18130+0243 BAL 1959 AB
18h 13m 00.89s +02° 42' 20.6" P.A. 31.00 sep 23.1 mag 11.40,11.50
| Coord 2000 |
18130+0243 |
|
Discov num |
BAL1959 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 13 00.89 +02 42 20.6 |
|
| Date first |
1910 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
30 |
|
Pa last |
30.8 |
|
P.A. Now (θ) |
30.8° |
|
| Sep first |
23.9 |
|
Sep last |
23.067 |
|
Sep. Now (ρ) |
23.067" |
|
| Mag pri |
11.40 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-017 |
|
| Notes |
|
|
rPM=0.533
Nature of this double is uncertain.
18130+0243 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 13 01 +02 42 21 |
BAL 1959 AB |
2016 |
11 |
31 |
23.1 |
11.40 |
11.50 |
0.10 |
|
<=== |
| Show |
|
|
18 13 01 +02 42 21 |
BAL 1959 AC |
2016 |
11 |
66 |
15.4 |
11.40 |
11.50 |
0.10 |
|
|
| Show |
|
|
18 13 02 +02 42 40 |
BAL 1959 BC |
2016 |
11 |
171 |
13.8 |
11.50 |
11.50 |
0.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Gaia DR2 |
4277704448050490752 |
|
