20328+4126 CAN 41 AD
20h 32m 45.46s +41° 25' 37.4" P.A. 309.00 sep 11.8 mag 7.40,12.90 Sp O8V
Coord 2000 |
20328+4126 |
|
Discov num |
CAN 41 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 32 45.46 +41 25 37.4 |
|
Date first |
1998 |
|
Date last |
2012 |
|
Obs |
3 |
|
Pa first |
309 |
|
Pa last |
308.6 |
|
P.A. Now (θ) |
308.6° |
|
Sep first |
13.3 |
|
Sep last |
11.775 |
|
Sep. Now (ρ) |
11.775" |
|
Mag pri |
7.40 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
5.5 |
|
Spectral class |
O8V (blue) |
|
Pri motion ra |
|
|
Sec motion ra |
|
|
Pri motion dec |
|
|
Sec motion dec |
|
|
Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
20328+4126 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 32 45 +41 25 37 |
CAN 41 AB |
2008 |
1 |
279 |
8.3 |
7.40 |
14.20 |
6.80 |
|
|
Show |
|
|
20 32 45 +41 25 37 |
CAN 41 AC |
2008 |
1 |
20 |
8.3 |
7.40 |
14.90 |
7.50 |
|
|
Show |
|
|
20 32 45 +41 25 37 |
CAN 41 AD |
2012 |
3 |
309 |
11.8 |
7.40 |
12.90 |
5.50 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS