17031-5314 HDO 263 AB
17h 03m 08.76s -53° 14' 13.1" P.A. 18.00 sep 46.1 mag 5.33,13.85 Sp F5V dist. 27.23 pc (88.82 l.y.)
Coord 2000 |
17031-5314 |
|
Discov num |
HDO 263 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 03 08.76 -53 14 13.1 |
|
Date first |
1891 |
|
Date last |
1999 |
|
Obs |
2 |
|
Pa first |
20 |
|
Pa last |
17.6 |
|
P.A. Now (θ) |
17.6° |
|
Sep first |
25.0 |
|
Sep last |
46.09 |
|
Sep. Now (ρ) |
46.09" |
|
Mag pri |
5.33 |
|
Mag sec |
13.85 |
|
delta mag (ΔM) |
8.52 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
+013 |
|
Pri motion dec |
-118 |
|
Sec motion dec |
+007 |
|
Notes |
N
(See Notes) |
|
rPM=1.078
This double is not physical.
17031-5314 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Eps2 Ara |
244388 |
17 03 09 -53 14 13 |
HDS 2412 Aa,Ab |
2021 |
29 |
151 |
0.7 |
5.44 |
8.65 |
3.21 |
Y |
|
Show |
|
244388 |
17 03 09 -53 14 13 |
HDO 263 AB |
1999 |
2 |
18 |
46.1 |
5.33 |
13.85 |
8.52 |
|
<=== |
Show |
|
244388 |
17 03 09 -53 14 13 |
SKF 103 AC |
2015 |
3 |
258 |
113.6 |
5.33 |
13.48 |
8.15 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ara |
|
SAO |
244388 |
|
HIP |
83431 |
|
Tycho2 |
8726-02209-1 |
|
Gaia DR2 |
5923907314622859520 |
|
HD |
153580 |
|
HR |
6314 |
|
GC |
22956 |
|
GL |
NN 3985 |
|
CP |
CP-53 8316 |
|
Bayer |
Epsilon 2 Arae |
|
Bayer name |
Eps2 Ara |
|
Distance |
27.23 |
|
Distance ly |
88.82 |
|
Bayer greek |
ε2 Ara |
|