20561+3649 SEI 1321
20h 56m 06.60s +36° 48' 38.2" P.A. 96.00 sep 22.7 mag 11.15,12.81
| Coord 2000 |
20561+3649 |
|
Discov num |
SEI1321 |
|
Comp |
|
|
Coord arcsec 2000 |
20 56 06.60 +36 48 38.2 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
96 |
|
Pa last |
95.5 |
|
P.A. Now (θ) |
95.5° |
|
| Sep first |
22.1 |
|
Sep last |
22.729 |
|
Sep. Now (ρ) |
22.729" |
|
| Mag pri |
11.15 |
|
Mag sec |
12.81 |
|
delta mag (ΔM) |
1.66 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=0.604
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2700-00184-1 |
|
Gaia DR2 |
1871550763958639744 |
|
