19437+4331 TDT1678

 
 
19h 43m 39.82s +43 30' 33.8" P.A. 46 sep 3.7 mag 11.86,11.96
 
 
Coord 2000
19437+4331
Discov num
TDT1678
Comp
Coord arcsec 2000
19 43 39.82 +43 30 33.8
Date first
1991
Date last
2003
Obs
3
Pa first
49
Pa last
46
P.A. Now (θ)
46°
Sep first
3.5
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
11.86
Mag sec
11.96
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-001
Sec motion ra
+003
Pri motion dec
-012
Sec motion dec
-009
Notes
rPM=0.415
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.7
Precise sep
3.666
Constellation
Cygnus
Tycho2
3148-01970-1
last precise pa
45.7
last precise sep
3.666
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19437+4331 TDT1678 1998 2 46 3.7 11.86 11.96 D 194339.82+433033.8
19437+4331 TDT1678 2003 3 46 3.7 11.86 11.96 D 194339.82+433033.8

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