21140+3809 SEI 1456
21h 13m 55.21s +38° 08' 37.0" P.A. 357.00 sep 21.0 mag 12.08,12.18
| Coord 2000 |
21140+3809 |
|
Discov num |
SEI1456 |
|
Comp |
|
|
Coord arcsec 2000 |
21 13 55.21 +38 08 37.0 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
356 |
|
Pa last |
356.7 |
|
P.A. Now (θ) |
356.7° |
|
| Sep first |
21.2 |
|
Sep last |
20.992 |
|
Sep. Now (ρ) |
20.992" |
|
| Mag pri |
12.08 |
|
Mag sec |
12.18 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=0.93
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3169-00944-1 |
|
Gaia DR2 |
1964982206896190336 |
|
