20093+3529 SEI 923 AC
20h 09m 14.32s +35° 29' 01.9" P.A. 93.00 sep 37.4 mag 7.78,11.26 Sp B0.5IV dist. 387.6 pc (1264.35 l.y.)
Coord 2000 |
20093+3529 |
|
Discov num |
SEI 923 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 09 14.32 +35 29 01.9 |
|
Date first |
1896 |
|
Date last |
2016 |
|
Obs |
13 |
|
Pa first |
93 |
|
Pa last |
92.9 |
|
P.A. Now (θ) |
92.9° |
|
Sep first |
37.5 |
|
Sep last |
37.4 |
|
Sep. Now (ρ) |
37.4" |
|
Mag pri |
7.78 |
|
Mag sec |
11.26 |
|
delta mag (ΔM) |
3.48 |
|
Spectral class |
B0.5IV (blue-white) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=0.307
Nature of this double is uncertain.
20093+3529 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 191566 |
69512 |
20 09 14 +35 29 02 |
STF 2639 AB |
2018 |
57 |
301 |
5.8 |
7.78 |
8.67 |
0.89 |
|
|
Show |
|
69512 |
20 09 14 +35 29 02 |
SEI 923 AC |
2016 |
13 |
93 |
37.4 |
7.78 |
11.26 |
3.48 |
|
<=== |
Show |
|
|
20 09 17 +35 28 60 |
SEI 924 CD |
2016 |
16 |
207 |
27.8 |
11.26 |
11.61 |
0.35 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
69512 |
|
HIP |
99283 |
|
Tycho2 |
2679-00447-1 |
|
Gaia DR2 |
2058844907537751680 |
|
HD |
191566 |
|
BD |
BD+35 3994 |
|
Distance |
387.6 |
|
Distance ly |
1264.35 |
|