16579-2737 HJ 4902 (HD 152989)
16h 57m 53.92s -27° 36' 39.4" P.A. 30.00 sep 11.2 mag 7.89,9.32 Sp A1II-III
Coord 2000 |
16579-2737 |
|
Discov num |
HJ 4902 |
|
Comp |
|
|
Coord arcsec 2000 |
16 57 53.92 -27 36 39.4 |
|
Date first |
1834 |
|
Date last |
2015 |
|
Obs |
19 |
|
Pa first |
32 |
|
Pa last |
29.5 |
|
P.A. Now (θ) |
29.5° |
|
Sep first |
12.0 |
|
Sep last |
11.214 |
|
Sep. Now (ρ) |
11.214" |
|
Mag pri |
7.89 |
|
Mag sec |
9.32 |
|
delta mag (ΔM) |
1.43 |
|
Spectral class |
A1II-III (white) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
-011 |
|
Pri motion dec |
-031 |
|
Sec motion dec |
-023 |
|
Notes |
|
|
rPM=0.27 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 152989 |
|
Constellation |
Ophiuchus |
|
SAO |
184838 |
|
Tycho2 |
6818-01860-1 |
|
Gaia DR2 |
6033260858500218752 |
|
HD |
152989 |
|