18472+3125 STF 2397 (HD 174022)
18h 47m 13.09s +31° 24' 20.2" P.A. 269.00 sep 3.9 mag 7.47,9.08 Sp G3III dist. 271 pc (884 l.y.)
Coord 2000 |
18472+3125 |
|
Discov num |
STF2397 |
|
Comp |
|
|
Coord arcsec 2000 |
18 47 13.09 +31 24 20.2 |
|
Date first |
1830 |
|
Date last |
2017 |
|
Obs |
35 |
|
Pa first |
267 |
|
Pa last |
269.2 |
|
P.A. Now (θ) |
269.2° |
|
Sep first |
3.7 |
|
Sep last |
3.887 |
|
Sep. Now (ρ) |
3.887" |
|
Mag pri |
7.47 |
|
Mag sec |
9.08 |
|
delta mag (ΔM) |
1.61 |
|
Spectral class |
G3III (yellow) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
+016 |
|
Sec motion dec |
+016 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 174022 |
|
Constellation |
Lyra |
|
SAO |
67378 |
|
HIP |
92178 |
|
Tycho2 |
2638-01560-1 |
|
Gaia DR2 |
2089893913299229056 |
|
HD |
174022 |
|
GC |
25750 |
|
BD |
BD+31 3365 |
|
Distance |
271 |
|
Distance ly |
884 |
|