19455+3709 POP 122BC

 
 
19h 45m 30.19s +37 09' 13.4" P.A. 83 sep 2.7 mag 12.40,12.90
 
 
Coord 2000
19455+3709
Discov num
POP 122
Comp
BC
Coord arcsec 2000
19 45 30.19 +37 09 13.4
Date first
1976
Date last
2002
Obs
6
Pa first
79
Pa last
83
P.A. Now (θ)
83°
Sep first
2.4
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
12.40
Mag sec
12.90
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-040
Sec motion ra
+032
Pri motion dec
-010
Sec motion dec
-012
Notes
R (Red magnitudes)
rPM=1.747
This double is not physical.
 
 
19455+3709 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19455+3709 POP 122 AB 1929 2002 5 285 47.9 12.46 12.40 0.06
Show 19455+3709 POP 122 BC 1976 2002 6 83 2.7 12.40 12.90 0.50 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.3
Precise sep
2.667
Constellation
Cygnus
last precise pa
83.3
last precise sep
2.667
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19455+3709 POP 122 BC 1995 5 86 2.4 12.60 13.10 194530.27+370913.5
19455+3709 POP 122 BC 2002 6 83 2.7 12.60 13.10 194530.27+370913.5

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