11507+3312 SKF 8 AB
11h 50m 43.04s +33° 12' 18.1" P.A. 109.00 sep 7.1 mag 12.30,12.20 Sp M1+M1
Coord 2000 |
11507+3312 |
|
Discov num |
SKF 8 |
|
Comp |
AB |
|
Coord arcsec 2000 |
11 50 43.04 +33 12 18.1 |
|
Date first |
1981 |
|
Date last |
2019 |
|
Obs |
19 |
|
Pa first |
107 |
|
Pa last |
108.5 |
|
P.A. Now (θ) |
108.5° |
|
Sep first |
7.4 |
|
Sep last |
7.097 |
|
Sep. Now (ρ) |
7.097" |
|
Mag pri |
12.30 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
M1+M1 (red/red) |
|
Pri motion ra |
-333 |
|
Sec motion ra |
-210 |
|
Pri motion dec |
-069 |
|
Sec motion dec |
+008 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.427
This double is physical.
11507+3312 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
11 50 43 +33 12 18 |
RAO 579 Aa,Ab |
2015 |
3 |
120 |
0.6 |
11.80 |
14.80 |
3.00 |
|
|
Show |
|
|
11 50 43 +33 12 18 |
RAO 579 Aa,Ac |
2014 |
1 |
357 |
0.5 |
11.80 |
15.00 |
3.20 |
|
|
Show |
|
|
11 50 43 +33 12 18 |
SKF 8 AB |
2019 |
19 |
109 |
7.1 |
12.30 |
12.20 |
0.10 |
|
<=== |
Show |
|
|
11 50 43 +33 12 18 |
RAO 579 AC |
2014 |
1 |
91 |
2.6 |
11.80 |
16.10 |
4.30 |
|
|
Quintuple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS