16256-2327 H 2 19 AD
16h 25m 35.03s -23° 26' 47.0" P.A. 253.00 sep 156.1 mag 5.07,6.81 Sp B2IV dist. 110.74 pc (361.23 l.y.)
| Coord 2000 |
16256-2327 |
|
Discov num |
H 2 19 |
|
Comp |
AD |
|
Coord arcsec 2000 |
16 25 35.03 -23 26 47.0 |
|
| Date first |
1846 |
|
Date last |
2021 |
|
Obs |
17 |
|
| Pa first |
254 |
|
Pa last |
252.5 |
|
P.A. Now (θ) |
252.5° |
|
| Sep first |
161.0 |
|
Sep last |
156.142 |
|
Sep. Now (ρ) |
156.142" |
|
| Mag pri |
5.07 |
|
Mag sec |
6.81 |
|
delta mag (ΔM) |
1.74 |
|
Spectral class |
B2IV (blue-white) |
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-021 |
|
| Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
rPM=0.257 (< 0.3, Physical double)
This double is physical.
16256-2327 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Rho Oph |
184382 |
16 25 35 -23 26 47 |
H 2 19 AB |
2021 |
111 |
335 |
3.0 |
5.07 |
5.74 |
0.67 |
Y |
|
| Show |
|
184382 |
16 25 35 -23 26 47 |
H 2 19 AC |
2021 |
16 |
0 |
151.1 |
5.07 |
7.29 |
2.22 |
|
|
| Show |
|
184382 |
16 25 35 -23 26 47 |
H 2 19 AD |
2021 |
17 |
253 |
156.1 |
5.07 |
6.81 |
1.74 |
|
<=== |
| Show |
|
|
16 25 35 -23 24 19 |
KOU 63 CF |
2000 |
1 |
206 |
4.8 |
5.80 |
11.70 |
5.90 |
|
|
| Show |
|
184377 |
16 25 24 -23 27 37 |
BU 1115 DE |
2018 |
21 |
196 |
0.3 |
6.81 |
8.42 |
1.61 |
Y |
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
SAO |
184382 |
|
HIP |
80473 |
|
Tycho2 |
6794-00549-1 |
|
| Gaia DR2 |
6050943410590451328 |
|
HD |
147933 |
|
HR |
6112 |
|
GC |
22079 |
|
| ADS |
10049 |
|
CD |
CD-2312861 |
|
Bayer |
Rho Ophiuchi |
|
Bayer name |
Rho Oph |
|
| Flamsteed |
5 Ophiuchi |
|
Flamsteed name |
5 Oph |
|
Distance |
110.74 |
|
Distance ly |
361.23 |
|
| Bayer greek |
ρ Oph |
|