18507+3920 HDS 2672 (HD 174809)
18h 50m 40.03s +39° 20' 24.6" P.A. 19.00 sep 0.1 mag 8.07,8.29 Sp F8 dist. 259.74 pc (847.27 l.y.)
Coord 2000 |
18507+3920 |
|
Discov num |
HDS2672 |
|
Comp |
|
|
Coord arcsec 2000 |
18 50 40.03 +39 20 24.6 |
|
Date first |
1991 |
|
Date last |
2014 |
|
Obs |
5 |
|
Pa first |
24 |
|
Pa last |
19.2 |
|
P.A. Now (θ) |
19.2° |
|
Sep first |
0.1 |
|
Sep last |
0.097 |
|
Sep. Now (ρ) |
0.097" |
|
Mag pri |
8.07 |
|
Mag sec |
8.29 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+010 |
|
Sec motion ra |
|
|
Pri motion dec |
-001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 174809 |
|
Constellation |
Lyra |
|
SAO |
67463 |
|
HIP |
92468 |
|
Tycho2 |
3119-02529-1 |
|
Gaia DR2 |
2097444225284718336 |
|
HD |
174809 |
|
BD |
BD+39 3551 |
|
Distance |
259.74 |
|
Distance ly |
847.27 |
|