20028+3158 ES 359 BC
20h 02m 50.52s +31° 57' 10.5" P.A. 68.00 sep 6.1 mag 12.60,14.00
Coord 2000 |
20028+3158 |
|
Discov num |
ES 359 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 02 50.52 +31 57 10.5 |
|
Date first |
1906 |
|
Date last |
2021 |
|
Obs |
9 |
|
Pa first |
61 |
|
Pa last |
67.5 |
|
P.A. Now (θ) |
67.5° |
|
Sep first |
5.7 |
|
Sep last |
6.07 |
|
Sep. Now (ρ) |
6.07" |
|
Mag pri |
12.60 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
|
|
Pri motion ra |
+004 |
|
Sec motion ra |
|
|
Pri motion dec |
+002 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20028+3158 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
69307 |
20 02 49 +31 57 32 |
ES 359 AB |
2021 |
7 |
135 |
30.5 |
6.51 |
12.60 |
6.09 |
|
|
Show |
|
|
20 02 51 +31 57 10 |
ES 359 BC |
2021 |
9 |
68 |
6.1 |
12.60 |
14.00 |
1.40 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2031057087618501504 |
|