19378+4031 TDT1595Aa,Ab

 
 
19h 37m 46.41s +40 30' 49.7" P.A. 308 sep 0.4 mag 8.95,9.56 Sp A0
 
 
Coord 2000
19378+4031
Discov num
TDT1595
Comp
Aa,Ab
Coord arcsec 2000
19 37 46.41 +40 30 49.7
Date first
1991
Date last
1991
Obs
1
Pa first
308
Pa last
308
P.A. Now (θ)
308°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
8.95
Mag sec
9.56
delta mag (ΔM)
0.61
Spectral class
A0 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
19378+4031 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19378+4031 TDT1595 Aa,Ab 1991 1991 1 308 0.4 8.95 9.56 0.61 <===
Show 19378+4031 ES 1667 AB 1917 2014 3 99 3.9 8.53 12.00 3.47
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.7
Precise sep
0.37
Cdsa2 id
TDT 1595 Aa,Ab
Constellation
Cygnus
Ra deg
19.629558333333335
De deg
40.51380555555556
last precise pa
307.7
last precise sep
0.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19378+4031 TDT1595 Aa,Ab 1991 1 308 0.4 8.95 9.56 193746.41+403049.7

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