16304+4044 HDS 2331 (HD 149025)
16h 30m 22.61s +40° 44' 11.6" P.A. 277.00 sep 0.6 mag 8.01,12.02 Sp G0 dist. 87.03 pc (283.89 l.y.)
Coord 2000 |
16304+4044 |
|
Discov num |
HDS2331 |
|
Comp |
|
|
Coord arcsec 2000 |
16 30 22.61 +40 44 11.6 |
|
Date first |
1991 |
|
Date last |
2011 |
|
Obs |
13 |
|
Pa first |
264 |
|
Pa last |
276.7 |
|
P.A. Now (θ) |
276.7° |
|
Sep first |
0.5 |
|
Sep last |
0.553 |
|
Sep. Now (ρ) |
0.553" |
|
Mag pri |
8.01 |
|
Mag sec |
12.02 |
|
delta mag (ΔM) |
4.01 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-083 |
|
Sec motion ra |
|
|
Pri motion dec |
+039 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 149025 |
|
Constellation |
Hercules |
|
SAO |
46127 |
|
HIP |
80827 |
|
Tycho2 |
3066-00970-1 |
|
Gaia DR2 |
1332953343812327552 |
|
HD |
149025 |
|
BD |
BD+41 2715 |
|
Distance |
87.03 |
|
Distance ly |
283.89 |
|