18352+3427 CHR 75 (HD 171780)
18h 35m 13.50s +34° 27' 28.8" P.A. 267.00 sep 0.2 mag 6.12,9.47 Sp B5Vne dist. 255.1 pc (832.14 l.y.)
| Coord 2000 |
18352+3427 |
|
Discov num |
CHR 75 |
|
Comp |
|
|
Coord arcsec 2000 |
18 35 13.50 +34 27 28.8 |
|
| Date first |
1985 |
|
Date last |
1995 |
|
Obs |
12 |
|
| Pa first |
255 |
|
Pa last |
266.5 |
|
P.A. Now (θ) |
266.5° |
|
| Sep first |
0.2 |
|
Sep last |
0.212 |
|
Sep. Now (ρ) |
0.212" |
|
| Mag pri |
6.12 |
|
Mag sec |
9.47 |
|
delta mag (ΔM) |
3.35 |
|
Spectral class |
B5Vne (blue-white) |
|
| Pri motion ra |
+009 |
|
Sec motion ra |
|
|
| Pri motion dec |
+011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171780 |
|
Constellation |
Lyra |
|
SAO |
67134 |
|
HIP |
91119 |
|
| Tycho2 |
2632-00380-1 |
|
Gaia DR2 |
2094418128768164224 |
|
HD |
171780 |
|
HR |
6984 |
|
| GC |
25406 |
|
BD |
BD+34 3245 |
|
Distance |
255.1 |
|
Distance ly |
832.14 |
|
