08159-3056 BU 454 Ba,Bb
08h 15m 52.55s -30° 55' 31.5" P.A. 163.00 sep 0.4 mag 8.21,12.40
| Coord 2000 |
08159-3056 |
|
Discov num |
BU 454 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
08 15 52.55 -30 55 31.5 |
|
| Date first |
2018 |
|
Date last |
2019 |
|
Obs |
4 |
|
| Pa first |
161 |
|
Pa last |
163 |
|
P.A. Now (θ) |
163° |
|
| Sep first |
0.4 |
|
Sep last |
0.377 |
|
Sep. Now (ρ) |
0.377" |
|
| Mag pri |
8.21 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
4.19 |
|
Spectral class |
|
|
| Pri motion ra |
-054 |
|
Sec motion ra |
-054 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-016 |
|
| Notes |
|
|
Nature of this double is uncertain.
08159-3056 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 69445 |
199010 |
08 15 53 -30 55 33 |
BU 454 AB |
2019 |
28 |
359 |
1.9 |
6.50 |
8.21 |
1.71 |
|
|
| Show |
|
199010 |
08 15 53 -30 55 33 |
BU 454 AC |
2015 |
3 |
299 |
15.5 |
6.50 |
14.00 |
7.50 |
|
|
| Show |
|
|
08 15 53 -30 55 32 |
BU 454 Ba,Bb |
2019 |
4 |
163 |
0.4 |
8.21 |
12.40 |
4.19 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Puppis |
|
Tycho2 |
7122-01231-2 |
|
