18486+2330 LBU 7 AB,D
18h 48m 38.36s +23° 30' 13.1" P.A. 23.00 sep 84.7 mag 8.40,11.20 Sp K0
| Coord 2000 |
18486+2330 |
|
Discov num |
LBU 7 |
|
Comp |
AB,D |
|
Coord arcsec 2000 |
18 48 38.36 +23 30 13.1 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
22 |
|
Pa last |
22.6 |
|
P.A. Now (θ) |
22.6° |
|
| Sep first |
84.3 |
|
Sep last |
84.652 |
|
Sep. Now (ρ) |
84.652" |
|
| Mag pri |
8.40 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-016 |
|
| Notes |
|
|
rPM=0.924
This double is not physical.
18486+2330 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
86457 |
18 48 38 +23 30 13 |
HU 326 AB |
2014 |
12 |
253 |
0.1 |
9.20 |
9.50 |
0.30 |
|
|
| Show |
HD 343145 |
86457 |
18 48 38 +23 30 13 |
LBU 7 AB,C |
2015 |
10 |
333 |
68.8 |
8.40 |
11.40 |
3.00 |
|
|
| Show |
|
86457 |
18 48 38 +23 30 13 |
LBU 7 AB,D |
2015 |
7 |
23 |
84.7 |
8.40 |
11.20 |
2.80 |
|
<=== |
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
86457 |
|
Tycho2 |
2108-01379-1 |
|
Gaia DR2 |
4532518363729214976 |
|
| HD |
343145 |
|
