20007+3635 WEB 9 CD
20h 00m 40.43s +36° 34' 20.4" P.A. 325.00 sep 13.9 mag 9.84,10.30 Sp A2
Coord 2000 |
20007+3635 |
|
Discov num |
WEB 9 |
|
Comp |
CD |
|
Coord arcsec 2000 |
20 00 40.43 +36 34 20.4 |
|
Date first |
1900 |
|
Date last |
2018 |
|
Obs |
13 |
|
Pa first |
328 |
|
Pa last |
324.7 |
|
P.A. Now (θ) |
324.7° |
|
Sep first |
14.4 |
|
Sep last |
13.908 |
|
Sep. Now (ρ) |
13.908" |
|
Mag pri |
9.84 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.46 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
-009 |
|
Notes |
N
(See Notes) |
|
rPM=0.97
This double is not physical.
20007+3635 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
69252 |
20 00 45 +36 35 23 |
HDS 2851 Aa,Ab |
2011 |
2 |
171 |
0.4 |
6.76 |
9.75 |
2.99 |
|
|
Show |
HD 189864 |
69252 |
20 00 45 +36 35 23 |
WEB 9 AB |
2016 |
22 |
202 |
71.6 |
6.69 |
8.97 |
2.28 |
|
|
Show |
|
69252 |
20 00 45 +36 35 23 |
WEB 9 AC |
2004 |
12 |
220 |
82.1 |
6.69 |
9.84 |
3.15 |
|
|
Show |
|
69251 |
20 00 43 +36 34 17 |
WEB 9 BC |
2018 |
21 |
278 |
26.3 |
8.97 |
9.84 |
0.87 |
|
|
Show |
|
|
20 00 40 +36 34 20 |
WEB 9 CD |
2018 |
13 |
325 |
13.9 |
9.84 |
10.30 |
0.46 |
|
<=== |
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2060119997450688000 |
|