21356+3446 COU 1481
21h 35m 34.90s +34° 46' 20.3" P.A. 178.00 sep 0.5 mag 9.44,9.76 Sp K0 dist. 250 pc (815.5 l.y.)
| Coord 2000 |
21356+3446 |
|
Discov num |
COU1481 |
|
Comp |
|
|
Coord arcsec 2000 |
21 35 34.90 +34 46 20.3 |
|
| Date first |
1976 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
170 |
|
Pa last |
177.7 |
|
P.A. Now (θ) |
177.7° |
|
| Sep first |
0.7 |
|
Sep last |
0.5 |
|
Sep. Now (ρ) |
0.5" |
|
| Mag pri |
9.44 |
|
Mag sec |
9.76 |
|
delta mag (ΔM) |
0.32 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
+013 |
|
Sec motion dec |
+013 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
71491 |
|
HIP |
106612 |
|
Tycho2 |
2712-00834-1 |
|
| Gaia DR2 |
1950519127865079296 |
|
BD |
BD+34 4463 |
|
Distance |
250 |
|
Distance ly |
815.5 |
|
