20317+3831 ES 246 AC
20h 31m 41.28s +38° 31' 15.2" P.A. 354.00 sep 9.9 mag 10.92,12.40
| Coord 2000 |
20317+3831 |
|
Discov num |
ES 246 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 31 41.28 +38 31 15.2 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
20 |
|
| Pa first |
354 |
|
Pa last |
353.8 |
|
P.A. Now (θ) |
353.8° |
|
| Sep first |
10.1 |
|
Sep last |
9.903 |
|
Sep. Now (ρ) |
9.903" |
|
| Mag pri |
10.92 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
1.48 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
+010 |
|
| Notes |
N
(See Notes) |
|
rPM=1.36
This double is not physical.
20317+3831 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 31 41 +38 31 15 |
ES 246 AB |
2014 |
4 |
355 |
5.1 |
10.92 |
13.40 |
2.48 |
|
|
| Show |
|
|
20 31 41 +38 31 15 |
ES 246 AC |
2015 |
20 |
354 |
9.9 |
10.92 |
12.40 |
1.48 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3153-01233-1 |
|
Gaia DR2 |
2063911938137156352 |
|
DM |
BD+38 4133 |
|