20019+4052 STTA196AB

 
 
20h 01m 51.46s +40 51' 31.7" P.A. 169 sep 53.7 mag 7.31,9.26 Sp A0 dist. 617.28 pc (2013.57 l.y.)
 
 
Coord 2000
20019+4052
Discov num
STTA196
Comp
AB
Coord arcsec 2000
20 01 51.46 +40 51 31.7
Date first
1873
Date last
2015
Obs
27
Pa first
167
Pa last
169
P.A. Now (θ)
169°
Sep first
55.7
Sep last
53.7
Sep. Now (ρ)
53.7"
Mag pri
7.31
Mag sec
9.26
delta mag (ΔM)
1.95
Spectral class
A0 (white)
Pri motion ra
+020
Sec motion ra
+003
Pri motion dec
+000
Sec motion dec
+008
Notes
N (See Notes)
rPM=0.939
This double is not physical.
 
 
20019+4052 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20019+4052 STTA196 AB 1873 2015 27 169 53.7 7.31 9.26 1.95 <===
Show 20019+4052 STTA196 AC 1922 2015 8 133 137.0 7.31 12.30 4.99
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
168.8
Precise sep
53.692
Constellation
Cygnus
SAO
49106
HIP
98620
Tycho2
3154-01498-1
Gaia DR2
04842901376
HD
190130
BD
BD+40 3982
Distance
617.28
Distance ly
2013.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20019+4052 STTA196 AB 1999 20 169 54.0 7.31 9.26 A0 N D 200151.46+405131.7
20019+4052 STTA196 AB 2008 21 169 53.8 7.31 9.26 A0 N D 200151.46+405131.7
20019+4052 STTA196 AB 2015 24 169 53.7 7.31 9.26 A0 N 200151.46+405131.7

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