20318+4118 CAN 4 AB
20h 31m 45.40s +41° 18' 26.8" P.A. 38.00 sep 1.3 mag 12.30,15.10 Sp O8I
| Coord 2000 |
20318+4118 |
|
Discov num |
CAN 4 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 31 45.40 +41 18 26.8 |
|
| Date first |
2008 |
|
Date last |
2008 |
|
Obs |
2 |
|
| Pa first |
38 |
|
Pa last |
37.6 |
|
P.A. Now (θ) |
37.6° |
|
| Sep first |
1.3 |
|
Sep last |
1.31 |
|
Sep. Now (ρ) |
1.31" |
|
| Mag pri |
12.30 |
|
Mag sec |
15.10 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
O8I (blue) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
20318+4118 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 31 45 +41 18 27 |
CAN 4 AB |
2008 |
2 |
38 |
1.3 |
12.30 |
15.10 |
2.80 |
|
<=== |
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AC |
2008 |
2 |
282 |
6.4 |
7.30 |
13.20 |
5.90 |
|
|
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AD |
2008 |
2 |
338 |
6.9 |
7.30 |
12.90 |
5.60 |
|
|
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AE |
2008 |
2 |
0 |
8.0 |
7.30 |
14.40 |
7.10 |
|
|
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AF |
2008 |
1 |
226 |
9.0 |
7.30 |
15.50 |
8.20 |
|
|
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AG |
2008 |
1 |
348 |
11.9 |
7.30 |
15.60 |
8.30 |
|
|
| Show |
|
|
20 31 45 +41 18 27 |
CAN 32 AH |
2008 |
3 |
183 |
13.0 |
7.30 |
13.40 |
6.10 |
|
|
Octuple system
8 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
