20521+3657 SEI 1285
20h 52m 07.58s +36° 56' 16.4" P.A. 301.00 sep 27.6 mag 11.78,11.87
| Coord 2000 |
20521+3657 |
|
Discov num |
SEI1285 |
|
Comp |
|
|
Coord arcsec 2000 |
20 52 07.58 +36 56 16.4 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
302 |
|
Pa last |
300.8 |
|
P.A. Now (θ) |
300.8° |
|
| Sep first |
27.2 |
|
Sep last |
27.553 |
|
Sep. Now (ρ) |
27.553" |
|
| Mag pri |
11.78 |
|
Mag sec |
11.87 |
|
delta mag (ΔM) |
0.09 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.806
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2700-01986-1 |
|
Gaia DR2 |
1870840823047691648 |
|
