20489+3449 SEI 1258
20h 48m 52.27s +34° 49' 24.9" P.A. 351.00 sep 25.1 mag 11.80,13.55
| Coord 2000 |
20489+3449 |
|
Discov num |
SEI1258 |
|
Comp |
|
|
Coord arcsec 2000 |
20 48 52.27 +34 49 24.9 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
351 |
|
Pa last |
350.6 |
|
P.A. Now (θ) |
350.6° |
|
| Sep first |
24.3 |
|
Sep last |
25.066 |
|
Sep. Now (ρ) |
25.066" |
|
| Mag pri |
11.80 |
|
Mag sec |
13.55 |
|
delta mag (ΔM) |
1.75 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=0.632
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2695-02530-1 |
|
Gaia DR2 |
1869449219268243072 |
|
