16563-4040 HDS 2394 AB
16h 56m 15.03s -40° 39' 35.8" P.A. 308.00 sep 0.3 mag 7.02,8.29 Sp O7V dist. 1388.89 pc (4530.56 l.y.)
Coord 2000 |
16563-4040 |
|
Discov num |
HDS2394 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 56 15.03 -40 39 35.8 |
|
Date first |
1991 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
315 |
|
Pa last |
308.2 |
|
P.A. Now (θ) |
308.2° |
|
Sep first |
0.2 |
|
Sep last |
0.255 |
|
Sep. Now (ρ) |
0.255" |
|
Mag pri |
7.02 |
|
Mag sec |
8.29 |
|
delta mag (ΔM) |
1.27 |
|
Spectral class |
O7V (blue) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
|
|
Pri motion dec |
-003 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
16563-4040 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
227464 |
16 56 15 -40 39 36 |
SNA 60 Aa,Ab |
2012 |
1 |
285 |
0.0 |
6.80 |
7.60 |
0.80 |
|
|
Show |
|
227464 |
16 56 15 -40 39 36 |
HDS 2394 AB |
2015 |
9 |
308 |
0.3 |
7.02 |
8.29 |
1.27 |
|
<=== |
Show |
HD 152623 |
227464 |
16 56 15 -40 39 36 |
SNA 60 AC |
2015 |
4 |
144 |
1.5 |
6.34 |
9.89 |
3.55 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
SAO |
227464 |
|
HIP |
82876 |
|
Tycho2 |
7872-00879-1 |
|
Gaia DR2 |
5969673420936964864 |
|
HD |
152623 |
|
GC |
22804 |
|
CD |
CD-4010961 |
|
CP |
CP-40 7630 |
|
Distance |
1388.89 |
|
Distance ly |
4530.56 |
|