21542+5220 SKF 2554
21h 54m 11.29s +52° 19' 55.8" P.A. 108.00 sep 16.8 mag 8.21,13.00 Sp F2 dist. 161.55 pc (526.98 l.y.)
Coord 2000 |
21542+5220 |
|
Discov num |
SKF2554 |
|
Comp |
|
|
Coord arcsec 2000 |
21 54 11.29 +52 19 55.8 |
|
Date first |
2000 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
108 |
|
Pa last |
107.5 |
|
P.A. Now (θ) |
107.5° |
|
Sep first |
16.9 |
|
Sep last |
16.753 |
|
Sep. Now (ρ) |
16.753" |
|
Mag pri |
8.21 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
4.79 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
+053 |
|
Sec motion ra |
+059 |
|
Pri motion dec |
+019 |
|
Sec motion dec |
+019 |
|
Notes |
|
|
rPM=0.097 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
33850 |
|
HIP |
108104 |
|
Tycho2 |
3616-01688-1 |
|
Gaia DR2 |
1981312810723279872 |
|
HD |
208326 |
|
BD |
BD+51 3183 |
|
Distance |
161.55 |
|
Distance ly |
526.98 |
|