18370+1016 HU 247 (HD 171929)
18h 37m 01.17s +10° 16' 08.0" P.A. 359.00 sep 0.4 mag 9.93,10.04 Sp A2
| Coord 2000 |
18370+1016 |
|
Discov num |
HU 247 |
|
Comp |
|
|
Coord arcsec 2000 |
18 37 01.17 +10 16 08.0 |
|
| Date first |
1900 |
|
Date last |
2016 |
|
Obs |
28 |
|
| Pa first |
46 |
|
Pa last |
358.5 |
|
P.A. Now (θ) |
358.5° |
|
| Sep first |
0.5 |
|
Sep last |
0.44 |
|
Sep. Now (ρ) |
0.44" |
|
| Mag pri |
9.93 |
|
Mag sec |
10.04 |
|
delta mag (ΔM) |
0.11 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171929 |
|
Constellation |
Ophiuchus |
|
SAO |
103909 |
|
Tycho2 |
1028-02779-1 |
|
| HD |
171929 |
|
ADS |
11502 |
|
