20117+0146 HJ  906AB

 
 
20h 11m 37.31s +01 45' 06.7" P.A. 156 sep 13.3 mag 11.23,11.80 Sp B6V
 
 
Coord 2000
20117+0146
Discov num
HJ  906
Comp
AB
Coord arcsec 2000
20 11 37.31 +01 45 06.7
Date first
1905
Date last
2015
Obs
15
Pa first
155
Pa last
156
P.A. Now (θ)
156°
Sep first
11.8
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
11.23
Mag sec
11.80
delta mag (ΔM)
0.57
Spectral class
B6V (blue-white)
Pri motion ra
-002
Sec motion ra
-003
Pri motion dec
+005
Sec motion dec
-010
Notes
U (Proper motion indicates non-physical)
rPM=1.44
This double is not physical.
 
 
20117+0146 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20117+0146 HJ 906 AB 1905 2015 15 156 13.3 11.23 11.80 0.57 <===
Show 20117+0146 HJ 906 AC 1827 2015 11 348 34.7 11.23 13.75 2.52
Show 20117+0146 ABH 132 AD 1987 2015 10 142 60.1 11.23 15.46 4.23
Show 20117+0146 ABH 132 AE 1987 2015 10 132 78.8 11.23 15.20 3.97
Show 20117+0146 ABH 132 AF 1987 2015 10 40 86.7 11.23 14.70 3.47
Show 20117+0146 ABH 132 AG 1987 2015 9 32 62.0 11.23 15.90 4.67
Show 20117+0146 ABH 132 AH 1987 2015 9 235 57.4 11.23 15.02 3.79
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156.4
Precise sep
13.28
Constellation
Aquila
Tycho2
0495-02766-1
Gaia DR2
54722905600
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20117+0146 HJ 906 AB 2000 5 156 13.1 11.23 11.80 B6V D 201137.31+014506.7
20117+0146 HJ 906 AB 2014 8 156 13.3 11.23 11.80 B6V U 201137.31+014506.7
20117+0146 HJ 906 AB 2015 11 156 13.3 11.23 11.80 B6V U 201137.31+014506.7

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