20113-0049 BU 1540AB (65 Aql)

 
 
20h 11m 18.26s -00 49' 17.3" P.A. 259 sep 115.8 mag 3.23,13.00 Sp B9.5III
 
 
Coord 2000
20113-0049
Discov num
BU 1540
Comp
AB
Coord arcsec 2000
20 11 18.26 -00 49 17.3
Date first
1901
Date last
2008
Obs
4
Pa first
260
Pa last
259
P.A. Now (θ)
259°
Sep first
113.7
Sep last
115.8
Sep. Now (ρ)
115.8"
Mag pri
3.23
Mag sec
13.00
delta mag (ΔM)
9.77
Spectral class
B9.5III (blue-white)
Pri motion ra
+035
Sec motion ra
+032
Pri motion dec
+006
Sec motion dec
+011
Notes
N (See Notes)
rPM=0.164 (< 0.3, Physical double)
This double is physical.
 
 
20113-0049 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 144150 20113-0049 MKT 10 Aa,Ab 1990 1992 21 179 0.0 3.23 Y
Show 144150 20113-0049 ISO 12 Aa,Ac 1987 1987 1 44 1.0 3.23
Show 65 Aql 144150 20113-0049 BU 1540 AB 1901 2008 4 259 115.8 3.23 13.00 9.77 <===
Quadruple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.3
Precise sep
115.8
Name
65 Aql
Constellation
Aquila
SAO
144150
HD
191692
HR
7710
DM
BD-01 3911
Flamsteed
65 Aquilae
Flamsteed name
65 Aql
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20113-0049 BU 1540 AB 2008 3 259 115.8 3.23 13.00 B9.5III N D 201118.26-004917.3

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