18454-6452 BIL 4 Ba,Bb
18h 45m 37.02s -64° 51' 46.1" P.A. 92.00 sep 0.1 mag 9.54, Sp K5Ve
| Coord 2000 |
18454-6452 |
|
Discov num |
BIL 4 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
18 45 37.02 -64 51 46.1 |
|
| Date first |
2004 |
|
Date last |
2021 |
|
Obs |
7 |
|
| Pa first |
95 |
|
Pa last |
92.4 |
|
P.A. Now (θ) |
92.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.137 |
|
Sep. Now (ρ) |
0.137" |
|
| Mag pri |
9.54 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
K5Ve (yellow-orange) |
|
| Pri motion ra |
+028 |
|
Sec motion ra |
|
|
| Pri motion dec |
-161 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
18454-6452 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 172555 |
254358 |
18 45 27 -64 52 16 |
SKF 105 AB |
2015 |
11 |
65 |
71.3 |
4.79 |
10.12 |
5.33 |
|
|
| Show |
|
254358 |
18 45 27 -64 52 16 |
CVN 59 AC |
2007 |
1 |
319 |
7.4 |
4.30 |
18.60 |
14.30 |
|
|
| Show |
|
|
18 45 37 -64 51 46 |
BIL 4 Ba,Bb |
2021 |
7 |
92 |
0.1 |
9.54 |
|
|
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pavo |
|
Gaia DR2 |
6438274728259539072 |
|
