18455+2815 STF 2381 (HD 173702)
18h 45m 30.77s +28° 15' 24.3" P.A. 122.00 sep 8.9 mag 8.27,10.36 Sp G8III/IV dist. 259.74 pc (847.27 l.y.)
Coord 2000 |
18455+2815 |
|
Discov num |
STF2381 |
|
Comp |
|
|
Coord arcsec 2000 |
18 45 30.77 +28 15 24.3 |
|
Date first |
1830 |
|
Date last |
2018 |
|
Obs |
27 |
|
Pa first |
123 |
|
Pa last |
122.4 |
|
P.A. Now (θ) |
122.4° |
|
Sep first |
8.5 |
|
Sep last |
8.919 |
|
Sep. Now (ρ) |
8.919" |
|
Mag pri |
8.27 |
|
Mag sec |
10.36 |
|
delta mag (ΔM) |
2.09 |
|
Spectral class |
G8III/IV (yellow) |
|
Pri motion ra |
+016 |
|
Sec motion ra |
+017 |
|
Pri motion dec |
+010 |
|
Sec motion dec |
+007 |
|
Notes |
|
|
rPM=0.168 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 173702 |
|
Constellation |
Lyra |
|
SAO |
86407 |
|
HIP |
92031 |
|
Tycho2 |
2120-01126-1 |
|
Gaia DR2 |
4539184771447684992 |
|
HD |
173702 |
|
GC |
25699 |
|
ADS |
11657 |
|
BD |
BD+28 3073 |
|
Distance |
259.74 |
|
Distance ly |
847.27 |
|