17312-1709 HJ 590 (HD 158661)
17h 31m 12.83s -17° 08' 31.7" P.A. 310.00 sep 36.0 mag 8.21,10.01 Sp B0II dist. 100000 pc (326200 l.y.)
| Coord 2000 |
17312-1709 |
|
Discov num |
HJ 590 |
|
Comp |
|
|
Coord arcsec 2000 |
17 31 12.83 -17 08 31.7 |
|
| Date first |
1827 |
|
Date last |
2015 |
|
Obs |
16 |
|
| Pa first |
310 |
|
Pa last |
309.6 |
|
P.A. Now (θ) |
309.6° |
|
| Sep first |
30.0 |
|
Sep last |
35.99 |
|
Sep. Now (ρ) |
35.99" |
|
| Mag pri |
8.21 |
|
Mag sec |
10.01 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
B0II (blue-white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=1.795
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 158661 |
|
Constellation |
Ophiuchus |
|
SAO |
160608 |
|
HIP |
85734 |
|
| Tycho2 |
6239-00209-1 |
|
Gaia DR2 |
4124303197080732160 |
|
HD |
158661 |
|
BD |
BD-17 4834 |
|
| Distance |
100000 |
|
Distance ly |
326200 |
|
