15227-4441 DUN 182 AC (Eps Lup)
15h 22m 40.89s -44° 41' 22.5" P.A. 168.00 sep 26.2 mag 3.56,9.10 Sp B2IV-V dist. 156.99 pc (512.1 l.y.)
Coord 2000 |
15227-4441 |
|
Discov num |
DUN 182 |
|
Comp |
AC |
|
Coord arcsec 2000 |
15 22 40.89 -44 41 22.5 |
|
Date first |
1826 |
|
Date last |
2020 |
|
Obs |
26 |
|
Pa first |
174 |
|
Pa last |
167.8 |
|
P.A. Now (θ) |
167.8° |
|
Sep first |
19.1 |
|
Sep last |
26.17 |
|
Sep. Now (ρ) |
26.17" |
|
Mag pri |
3.56 |
|
Mag sec |
9.10 |
|
delta mag (ΔM) |
5.54 |
|
Spectral class |
B2IV-V (blue-white) |
|
Pri motion ra |
-014 |
|
Sec motion ra |
|
|
Pri motion dec |
-018 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
15227-4441 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
225712 |
15 22 41 -44 41 22 |
RIZ 13 Aa,Ab |
2010 |
1 |
25 |
0.1 |
3.60 |
5.10 |
1.50 |
|
|
Show |
|
225712 |
15 22 41 -44 41 22 |
COP 2 AB |
2021 |
47 |
24 |
0.2 |
3.56 |
5.04 |
1.48 |
Y |
|
Show |
Eps Lup |
225712 |
15 22 41 -44 41 22 |
DUN 182 AC |
2020 |
26 |
168 |
26.2 |
3.56 |
9.10 |
5.54 |
|
<=== |
Show |
|
225712 |
15 22 41 -44 41 22 |
RIZ 13 AD |
2016 |
3 |
190 |
38.9 |
3.37 |
16.20 |
12.83 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Eps Lup |
|
Constellation |
Lupus |
|
SAO |
225712 |
|
HIP |
75264 |
|
Tycho2 |
7847-02505-1 |
|
Gaia DR2 |
6000130236633865856 |
|
HD |
136504 |
|
HR |
5708 |
|
GC |
20659 |
|
CD |
CD-4410066 |
|
CP |
CP-44 7342 |
|
Bayer |
Epsilon Lupi |
|
Bayer name |
Eps Lup |
|
Distance |
156.99 |
|
Distance ly |
512.1 |
|
Bayer greek |
ε Lup |
|