20476+3839 SEI 1249
20h 47m 37.02s +38° 39' 06.1" P.A. 69.00 sep 27.8 mag 10.91,12.39
| Coord 2000 |
20476+3839 |
|
Discov num |
SEI1249 |
|
Comp |
|
|
Coord arcsec 2000 |
20 47 37.02 +38 39 06.1 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
68 |
|
Pa last |
68.6 |
|
P.A. Now (θ) |
68.6° |
|
| Sep first |
28.3 |
|
Sep last |
27.803 |
|
Sep. Now (ρ) |
27.803" |
|
| Mag pri |
10.91 |
|
Mag sec |
12.39 |
|
delta mag (ΔM) |
1.48 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
-014 |
|
| Notes |
|
|
rPM=0.319
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3166-00553-1 |
|
Gaia DR2 |
2063401077545270272 |
|
