20177+4030 HDS 2897 (HD 193246)
20h 17m 44.44s +40° 30' 24.7" P.A. 273.00 sep 0.3 mag 8.46,10.76 Sp G5 dist. 273.22 pc (891.24 l.y.)
| Coord 2000 |
20177+4030 |
|
Discov num |
HDS2897 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 44.44 +40 30 24.7 |
|
| Date first |
1991 |
|
Date last |
2012 |
|
Obs |
7 |
|
| Pa first |
256 |
|
Pa last |
273 |
|
P.A. Now (θ) |
273° |
|
| Sep first |
0.3 |
|
Sep last |
0.266 |
|
Sep. Now (ρ) |
0.266" |
|
| Mag pri |
8.46 |
|
Mag sec |
10.76 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 193246 |
|
Constellation |
Cygnus |
|
SAO |
49432 |
|
HIP |
100037 |
|
| Tycho2 |
3155-01552-1 |
|
Gaia DR2 |
2062339808314219392 |
|
HD |
193246 |
|
BD |
BD+40 4098 |
|
| Distance |
273.22 |
|
Distance ly |
891.24 |
|
