20142+0635 S   740AB

 
 
20h 14m 09.77s +06 35' 20.3" P.A. 192.00 sep 43.9 mag 7.77,8.06 Sp G4IV dist. 61.12 pc (199.37 l.y.)
 
 
Coord 2000
20142+0635
Discov num
S   740
Comp
AB
Coord arcsec 2000
20 14 09.77 +06 35 20.3
Date first
1800
Date last
2019
Obs
45
Pa first
194
Pa last
192
P.A. Now (θ)
192°
Sep first
45.5
Sep last
43.9
Sep. Now (ρ)
43.9"
Mag pri
7.77
Mag sec
8.06
delta mag (ΔM)
0.29
Spectral class
G4IV (yellow)
Pri motion ra
-132
Sec motion ra
-130
Pri motion dec
-059
Sec motion dec
-060
Notes
N T (See Notes, Parallax indicates physical)
Visually invisible, K-band or other infrared star rPM=0.015 (< 0.3, Physical double)
This double is physical.
 
 
20142+0635 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20142+0635 S 740 AB 1800 2019 45 192 43.9 7.77 8.06 0.29 <===
Show 20142+0635 TOK 627 AC 1980 2015 7 134 999.9 7.77 9.30 1.53
Show 20142+0635 TOK 627 AD 1980 2015 7 137 999.9 7.77 10.54 2.77
Show 20142+0635 TOK 627 BC 1980 2015 7 132 999.9 8.06 9.30 1.24
Show 20142+0635 TOK 627 BD 1980 2000 4 136 999.9 8.06 10.54 2.48
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
192.2
Precise sep
43.9
Constellation
Aquila
HIP
99729
Tycho2
0507-01612-1
Gaia DR2
90144051840
HD
192344
BD
BD+06 4480
Distance
61.12
Distance ly
199.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20142+0635 S 740 AB 2014 38 192 42.9 7.77 8.06 G4IV NZ V 201409.77+063520.3
20142+0635 S 740 AB 2018 41 192 43.6 7.77 8.06 G4IV NZ V 201409.77+063520.3
20142+0635 S 740 AB 2019 45 192 43.9 7.77 8.06 G4IV NT 201409.77+063520.3

If you need more information about this double, apply for a data request form to the WDS.