21509+4542 KPP 4249
21h 50m 54.45s +45° 42' 16.2" P.A. 74.00 sep 2.0 mag 11.90,14.20
| Coord 2000 |
21509+4542 |
|
Discov num |
KPP4249 |
|
Comp |
|
|
Coord arcsec 2000 |
21 50 54.45 +45 42 16.2 |
|
| Date first |
2015 |
|
Date last |
2015 |
|
Obs |
1 |
|
| Pa first |
74 |
|
Pa last |
74.1 |
|
P.A. Now (θ) |
74.1° |
|
| Sep first |
2.0 |
|
Sep last |
1.992 |
|
Sep. Now (ρ) |
1.992" |
|
| Mag pri |
11.90 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
|
|
| Pri motion ra |
-065 |
|
Sec motion ra |
-063 |
|
| Pri motion dec |
+041 |
|
Sec motion dec |
+043 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.037 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3604-00101-1 |
|
