15569-3358 PZ 4 (Xi1 Lup)
15h 56m 53.49s -33° 57' 58.0" P.A. 50.00 sep 10.2 mag 5.09,5.56 Sp A3V+B9V dist. 42.37 pc (138.21 l.y.)
Coord 2000 |
15569-3358 |
|
Discov num |
PZ 4 |
|
Comp |
|
|
Coord arcsec 2000 |
15 56 53.49 -33 57 58.0 |
|
Date first |
1826 |
|
Date last |
2020 |
|
Obs |
51 |
|
Pa first |
53 |
|
Pa last |
49.5 |
|
P.A. Now (θ) |
49.5° |
|
Sep first |
11.7 |
|
Sep last |
10.15 |
|
Sep. Now (ρ) |
10.15" |
|
Mag pri |
5.09 |
|
Mag sec |
5.56 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
A3V+B9V (white/blue-white) |
|
Pri motion ra |
+024 |
|
Sec motion ra |
+020 |
|
Pri motion dec |
-046 |
|
Sec motion dec |
-050 |
|
Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
rPM=0.105 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Xi1 Lup |
|
Constellation |
Lupus |
|
SAO |
207144 |
|
HIP |
78105 |
|
Tycho2 |
7337-01461-1 |
|
Gaia DR2 |
6012174802400278016 |
|
HD |
142629 |
|
HR |
5925 |
|
GC |
21395 |
|
CD |
CD-3310826 |
|
Bayer |
Xi 1 Lupi |
|
Bayer name |
Xi1 Lup |
|
Distance |
42.37 |
|
Distance ly |
138.21 |
|
Bayer greek |
ξ1 Lup |
|