20414+4758 SKF2394AC

 
 
20h 41m 24.21s +47 59' 40.6" P.A. 76 sep 3.5 mag 11.46,13.00 Sp OB-
 
 
Coord 2000
20414+4758
Discov num
SKF2394
Comp
AC
Coord arcsec 2000
20 41 24.21 +47 59 40.6
Date first
2000
Date last
2003
Obs
4
Pa first
68
Pa last
76
P.A. Now (θ)
76°
Sep first
2.9
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
11.46
Mag sec
13.00
delta mag (ΔM)
1.54
Spectral class
OB- (blue)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20414+4758 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20414+4758 ES 809 AB 1909 1991 4 290 1.5 11.46 12.03 0.57
Show 20414+4758 SKF2394 AC 2000 2003 4 76 3.5 11.46 13.00 1.54 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
75.6
Precise sep
3.537
Cdsa2 id
SKF 2394 AC
Constellation
Cygnus
Ra deg
20.690058333333333
De deg
47.99461111111111
last precise pa
75.6
last precise sep
3.537
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20414+4758 SKF2394 AC 2000 4 68 3.1 11.46 13.00 OB- 204124.21+475940.6
20414+4758 SKF2394 AC 2003 4 76 3.5 11.46 13.00 OB- 204124.21+475940.6

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