16551-4459 SNA 59 AD
16h 55m 06.45s -44° 59' 21.3" P.A. 128.00 sep 7.4 mag 6.50,7.00 Sp O6:Ia
Coord 2000 |
16551-4459 |
|
Discov num |
SNA 59 |
|
Comp |
AD |
|
Coord arcsec 2000 |
16 55 06.45 -44 59 21.3 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
128 |
|
Pa last |
128.3 |
|
P.A. Now (θ) |
128.3° |
|
Sep first |
7.4 |
|
Sep last |
7.355 |
|
Sep. Now (ρ) |
7.355" |
|
Mag pri |
6.50 |
|
Mag sec |
7.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
O6:Ia (blue) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
-003 |
|
Sec motion dec |
|
|
Notes |
N
V
K
(See Notes, Proper motion indicates physical, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
16551-4459 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
227426 |
16 55 06 -44 59 21 |
SNA 59 Aa,Ab |
2012 |
2 |
120 |
0.1 |
6.50 |
9.80 |
3.30 |
|
|
Show |
HD 152386 |
227426 |
16 55 06 -44 59 21 |
CHR 253 AB |
2014 |
2 |
337 |
0.6 |
8.20 |
11.00 |
2.80 |
|
|
Show |
|
227426 |
16 55 06 -44 59 21 |
SNA 59 AC |
2012 |
1 |
222 |
3.5 |
6.50 |
12.69 |
6.19 |
|
|
Show |
|
227426 |
16 55 06 -44 59 21 |
SNA 59 AD |
2015 |
3 |
128 |
7.4 |
6.50 |
7.00 |
0.50 |
|
<=== |
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
SAO |
227426 |
|
Tycho2 |
7880-00313-1 |
|
Gaia DR2 |
5964124353254695936 |
|
HD |
152386 |
|