19564+5546 STI2480

 
 
19h 56m 17.83s +55 46' 53.0" P.A. 257 sep 3.6 mag 11.33,11.80
 
 
Coord 2000
19564+5546
Discov num
STI2480
Comp
Coord arcsec 2000
19 56 17.83 +55 46 53.0
Date first
1903
Date last
2013
Obs
3
Pa first
258
Pa last
257
P.A. Now (θ)
257°
Sep first
3.1
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
11.33
Mag sec
11.80
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
+011
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.3
Precise sep
3.64
Constellation
Cygnus
Tycho2
3939-01363-1
last precise pa
257.3
last precise sep
3.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19564+5546 STI2480 1909 2 261 3.9 11.33 11.80 195617.83+554653.0
19564+5546 STI2480 2013 3 257 3.6 11.33 11.80 195617.83+554653.0

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