20540+3459 SEI 1303
20h 53m 59.14s +34° 58' 55.0" P.A. 139.00 sep 20.7 mag 10.68,11.13
| Coord 2000 |
20540+3459 |
|
Discov num |
SEI1303 |
|
Comp |
|
|
Coord arcsec 2000 |
20 53 59.14 +34 58 55.0 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
136 |
|
Pa last |
139.4 |
|
P.A. Now (θ) |
139.4° |
|
| Sep first |
21.2 |
|
Sep last |
20.735 |
|
Sep. Now (ρ) |
20.735" |
|
| Mag pri |
10.68 |
|
Mag sec |
11.13 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-021 |
|
Sec motion dec |
-022 |
|
| Notes |
|
|
rPM=0.328
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2696-02529-1 |
|
Gaia DR2 |
1869639877162241024 |
|
