20196+4754 BLL 49 (U Cyg)
20h 19m 41.66s +47° 54' 19.9" P.A. 231.00 sep 65.4 mag 7.97,8.98 Sp R8 dist. 312.5 pc (1019.38 l.y.)
| Coord 2000 |
20196+4754 |
|
Discov num |
BLL 49 |
|
Comp |
|
|
Coord arcsec 2000 |
20 19 41.66 +47 54 19.9 |
|
| Date first |
1878 |
|
Date last |
2015 |
|
Obs |
27 |
|
| Pa first |
231 |
|
Pa last |
231.3 |
|
P.A. Now (θ) |
231.3° |
|
| Sep first |
63.5 |
|
Sep last |
65.431 |
|
Sep. Now (ρ) |
65.431" |
|
| Mag pri |
7.97 |
|
Mag sec |
8.98 |
|
delta mag (ΔM) |
1.01 |
|
Spectral class |
R8 (deep red) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
+004 |
|
| Notes |
N
(See Notes) |
|
rPM=0.806
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
U Cyg |
|
Constellation |
Cygnus |
|
SAO |
49479 |
|
HIP |
100230 |
|
| Tycho2 |
3576-02095-1 |
|
Gaia DR2 |
2084221257937445120 |
|
HD |
193700 |
|
GC |
28290 |
|
| BD |
BD+47 3078 |
|
Distance |
312.5 |
|
Distance ly |
1019.38 |
|