17157-1811 HJ 4932 AC
17h 15m 43.28s -18° 10' 50.5" P.A. 227.00 sep 10.4 mag 9.62,10.60 Sp A3II/III
Coord 2000 |
17157-1811 |
|
Discov num |
HJ 4932 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 15 43.28 -18 10 50.5 |
|
Date first |
1879 |
|
Date last |
2017 |
|
Obs |
13 |
|
Pa first |
225 |
|
Pa last |
226.8 |
|
P.A. Now (θ) |
226.8° |
|
Sep first |
10.5 |
|
Sep last |
10.431 |
|
Sep. Now (ρ) |
10.431" |
|
Mag pri |
9.62 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0.98 |
|
Spectral class |
A3II/III (white) |
|
Pri motion ra |
+005 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.424
Nature of this double is uncertain.
17157-1811 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 155992 |
|
17 15 43 -18 10 50 |
WHC 14 AB |
2016 |
10 |
290 |
1.2 |
9.62 |
9.70 |
0.08 |
|
|
Show |
|
|
17 15 43 -18 10 50 |
HJ 4932 AC |
2017 |
13 |
227 |
10.4 |
9.62 |
10.60 |
0.98 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
6237-01091-1 |
|
Gaia DR2 |
4134539860826578176 |
|
HD |
155992 |
|