20462+3533 ES 2252 AB
20h 46m 12.66s +35° 32' 25.6" P.A. 294.00 sep 4.2 mag 9.45,12.92 Sp B0.5Vn dist. 7142.86 pc (23300.01 l.y.)
Coord 2000 |
20462+3533 |
|
Discov num |
ES 2252 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 46 12.66 +35 32 25.6 |
|
Date first |
1926 |
|
Date last |
1991 |
|
Obs |
4 |
|
Pa first |
295 |
|
Pa last |
293.6 |
|
P.A. Now (θ) |
293.6° |
|
Sep first |
4.0 |
|
Sep last |
4.22 |
|
Sep. Now (ρ) |
4.22" |
|
Mag pri |
9.45 |
|
Mag sec |
12.92 |
|
delta mag (ΔM) |
3.47 |
|
Spectral class |
B0.5Vn (blue-white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=1.02
This double is not physical.
20462+3533 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 46 13 +35 32 26 |
ES 2252 AB |
1991 |
4 |
294 |
4.2 |
9.45 |
12.92 |
3.47 |
|
<=== |
Show |
|
|
20 46 13 +35 32 26 |
LMP 18 AB,C |
2002 |
3 |
82 |
26.0 |
9.45 |
15.50 |
6.05 |
|
|
Show |
|
|
20 46 13 +35 32 26 |
LMP 18 AB,D |
2002 |
3 |
85 |
35.5 |
9.45 |
15.00 |
5.55 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
HIP |
102489 |
|
Tycho2 |
2695-00695-1 |
|
Gaia DR2 |
1870290998515818624 |
|
BD |
BD+35 4258 |
|
Distance |
7142.86 |
|
Distance ly |
23300.01 |
|