20335+4703 A 738 AB
20h 33m 30.77s +47° 02' 58.0" P.A. 249.00 sep 2.4 mag 9.26,11.04 Sp B
| Coord 2000 |
20335+4703 |
|
Discov num |
A 738 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 33 30.77 +47 02 58.0 |
|
| Date first |
1904 |
|
Date last |
2002 |
|
Obs |
9 |
|
| Pa first |
251 |
|
Pa last |
249.4 |
|
P.A. Now (θ) |
249.4° |
|
| Sep first |
2.3 |
|
Sep last |
2.44 |
|
Sep. Now (ρ) |
2.44" |
|
| Mag pri |
9.26 |
|
Mag sec |
11.04 |
|
delta mag (ΔM) |
1.78 |
|
Spectral class |
B (blue-white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20335+4703 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 33 31 +47 02 58 |
A 738 AB |
2002 |
9 |
249 |
2.4 |
9.26 |
11.04 |
1.78 |
|
<=== |
| Show |
|
|
20 33 31 +47 02 58 |
HJ 1541 AC |
2015 |
20 |
266 |
6.3 |
9.26 |
10.48 |
1.22 |
|
|
| Show |
|
|
20 33 31 +47 02 58 |
SS 9 AD |
2015 |
4 |
198 |
18.0 |
9.26 |
15.80 |
6.54 |
|
|
| Show |
|
|
20 33 31 +47 02 58 |
SS 9 AE |
2015 |
5 |
54 |
20.7 |
9.26 |
14.40 |
5.14 |
|
|
| Show |
|
|
20 33 31 +47 02 58 |
SS 9 AF |
2015 |
5 |
117 |
26.0 |
9.26 |
13.10 |
3.84 |
|
|
| Show |
|
|
20 33 31 +47 02 58 |
SS 9 AG |
2015 |
5 |
176 |
27.6 |
9.26 |
15.10 |
5.84 |
|
|
| Show |
|
|
20 33 31 +47 02 58 |
SS 9 AH |
2015 |
5 |
15 |
29.2 |
9.26 |
14.00 |
4.74 |
|
|
| Show |
|
|
20 33 31 +47 02 57 |
HJ 1541 BC |
2002 |
8 |
276 |
4.0 |
11.04 |
10.48 |
0.56 |
|
|
Octuple system
8 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3577-02725-1 |
|
Gaia DR2 |
2071586112684243328 |
|
