17511+2704 YSC 240 (HD 162688)
17h 51m 08.98s +27° 04' 06.3" P.A. 153.00 sep 0.4 mag 8.40,11.60 Sp A3 dist. 219.78 pc (716.92 l.y.)
| Coord 2000 |
17511+2704 |
|
Discov num |
YSC 240 |
|
Comp |
|
|
Coord arcsec 2000 |
17 51 08.98 +27 04 06.3 |
|
| Date first |
2018 |
|
Date last |
2018 |
|
Obs |
1 |
|
| Pa first |
153 |
|
Pa last |
153.1 |
|
P.A. Now (θ) |
153.1° |
|
| Sep first |
0.4 |
|
Sep last |
0.417 |
|
Sep. Now (ρ) |
0.417" |
|
| Mag pri |
8.40 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
+003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+006 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 162688 |
|
Constellation |
Hercules |
|
SAO |
85474 |
|
HIP |
87375 |
|
| Tycho2 |
2085-00937-1 |
|
HD |
162688 |
|
BD |
BD+27 2901 |
|
Distance |
219.78 |
|
| Distance ly |
716.92 |
|
