20498+3442 SEI 1264
20h 49m 45.28s +34° 41' 47.6" P.A. 39.00 sep 7.5 mag 11.24,11.20
| Coord 2000 |
20498+3442 |
|
Discov num |
SEI1264 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 45.28 +34 41 47.6 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
30 |
|
Pa last |
38.5 |
|
P.A. Now (θ) |
38.5° |
|
| Sep first |
7.0 |
|
Sep last |
7.472 |
|
Sep. Now (ρ) |
7.472" |
|
| Mag pri |
11.24 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
0.04 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=1.035
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2695-01980-1 |
|
Gaia DR2 |
1869455713276424704 |
|
