15578-4100 SEE 252 AB,C
15h 57m 49.19s -40° 59' 49.8" P.A. 218.00 sep 18.6 mag 8.63,13.40 Sp B2III
| Coord 2000 |
15578-4100 |
|
Discov num |
SEE 252 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
15 57 49.19 -40 59 49.8 |
|
| Date first |
1897 |
|
Date last |
1999 |
|
Obs |
4 |
|
| Pa first |
215 |
|
Pa last |
218.4 |
|
P.A. Now (θ) |
218.4° |
|
| Sep first |
18.4 |
|
Sep last |
18.6 |
|
Sep. Now (ρ) |
18.6" |
|
| Mag pri |
8.63 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
4.77 |
|
Spectral class |
B2III (blue-white) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-021 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-012 |
|
| Notes |
|
|
rPM=0.539
Nature of this double is uncertain.
15578-4100 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 142754 |
226404 |
15 57 49 -40 59 50 |
SEE 252 AB |
1897 |
1 |
281 |
0.4 |
9.40 |
9.40 |
0.00 |
|
|
| Show |
|
226404 |
15 57 49 -40 59 50 |
SEE 252 AB,C |
1999 |
4 |
218 |
18.6 |
8.63 |
13.40 |
4.77 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lupus |
|
SAO |
226404 |
|
Tycho2 |
7842-00329-1 |
|
Gaia DR2 |
5996029848549395840 |
|
| HD |
142754 |
|
