20314+4131 CAN 31 AB
20h 31m 22.04s +41° 31' 28.4" P.A. 116.00 sep 3.9 mag 7.60,13.40 Sp B1I
Coord 2000 |
20314+4131 |
|
Discov num |
CAN 31 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 31 22.04 +41 31 28.4 |
|
Date first |
2008 |
|
Date last |
2008 |
|
Obs |
2 |
|
Pa first |
116 |
|
Pa last |
115.5 |
|
P.A. Now (θ) |
115.5° |
|
Sep first |
3.9 |
|
Sep last |
3.9 |
|
Sep. Now (ρ) |
3.9" |
|
Mag pri |
7.60 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
5.8 |
|
Spectral class |
B1I (blue-white) |
|
Pri motion ra |
|
|
Sec motion ra |
|
|
Pri motion dec |
|
|
Sec motion dec |
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Notes |
V
K
(Proper motion indicates physical, 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
This double is physical.
20314+4131 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 31 22 +41 31 28 |
CAN 31 AB |
2008 |
2 |
116 |
3.9 |
7.60 |
13.40 |
5.80 |
|
<=== |
Show |
|
|
20 31 22 +41 31 28 |
CAN 31 AC |
2008 |
2 |
30 |
6.0 |
7.60 |
14.50 |
6.90 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS