16178+3148 HDS 2303 (HD 146946)
16h 17m 45.96s +31° 48' 15.7" P.A. 128.00 sep 0.2 mag 7.02,10.23 Sp G0 dist. 28.52 pc (93.03 l.y.)
| Coord 2000 |
16178+3148 |
|
Discov num |
HDS2303 |
|
Comp |
|
|
Coord arcsec 2000 |
16 17 45.96 +31 48 15.7 |
|
| Date first |
1991 |
|
Date last |
2007 |
|
Obs |
10 |
|
| Pa first |
201 |
|
Pa last |
127.7 |
|
P.A. Now (θ) |
127.7° |
|
| Sep first |
0.2 |
|
Sep last |
0.196 |
|
Sep. Now (ρ) |
0.196" |
|
| Mag pri |
7.02 |
|
Mag sec |
10.23 |
|
delta mag (ΔM) |
3.21 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+156 |
|
Sec motion ra |
|
|
| Pri motion dec |
+312 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 146946 |
|
Constellation |
Corona Borealis |
|
SAO |
65206 |
|
HIP |
79837 |
|
| Tycho2 |
2580-01753-1 |
|
HD |
146946 |
|
GC |
21924 |
|
BD |
BD+32 2702 |
|
| Distance |
28.52 |
|
Distance ly |
93.03 |
|
