20498+3958 SEI 1267
20h 49m 50.62s +39° 58' 44.3" P.A. 308.00 sep 3.1 mag 12.24,12.69
Coord 2000 |
20498+3958 |
|
Discov num |
SEI1267 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 50.62 +39 58 44.3 |
|
Date first |
1896 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
319 |
|
Pa last |
308.1 |
|
P.A. Now (θ) |
308.1° |
|
Sep first |
2.2 |
|
Sep last |
3.106 |
|
Sep. Now (ρ) |
3.106" |
|
Mag pri |
12.24 |
|
Mag sec |
12.69 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
|
|
Pri motion ra |
+038 |
|
Sec motion ra |
-020 |
|
Pri motion dec |
-041 |
|
Sec motion dec |
-006 |
|
Notes |
B
(Blue magnitudes) |
|
rPM=1.212
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2065116143894003968 |
|
ADS |
14347 |
|