17155+2007 HU 489
17h 15m 32.00s +20° 06' 56.8" P.A. 36.00 sep 1.0 mag 10.38,10.81 Sp A5
| Coord 2000 |
17155+2007 |
|
Discov num |
HU 489 |
|
Comp |
|
|
Coord arcsec 2000 |
17 15 32.00 +20 06 56.8 |
|
| Date first |
1902 |
|
Date last |
2016 |
|
Obs |
24 |
|
| Pa first |
47 |
|
Pa last |
35.8 |
|
P.A. Now (θ) |
35.8° |
|
| Sep first |
1.0 |
|
Sep last |
1.035 |
|
Sep. Now (ρ) |
1.035" |
|
| Mag pri |
10.38 |
|
Mag sec |
10.81 |
|
delta mag (ΔM) |
0.43 |
|
Spectral class |
A5 (white) |
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-017 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1544-00826-1 |
|
Gaia DR2 |
4566708163127961344 |
|
ADS |
10426 |
|
