20510+3915 SEI1279BC

 
 
20h 51m 01.51s +39 15' 05.6" P.A. 190 sep 7.3 mag 11.90,12.50
 
 
Coord 2000
20510+3915
Discov num
SEI1279
Comp
BC
Coord arcsec 2000
20 51 01.51 +39 15 05.6
Date first
1998
Date last
2016
Obs
3
Pa first
191
Pa last
190
P.A. Now (θ)
190°
Sep first
7.7
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
11.90
Mag sec
12.50
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-007
Sec motion ra
+007
Pri motion dec
-008
Sec motion dec
-001
Notes
N (See Notes)
rPM=1.472
This double is not physical.
 
 
20510+3915 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20510+3915 SEI1279 AB 1896 2016 5 147 12.9 12.40 11.90 0.50
Show 20510+3915 SEI1279 BC 1998 2016 3 190 7.3 11.90 12.50 0.60 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.8
Precise sep
7.342
Cdsa2 id
SEI 1279 BC
Constellation
Cygnus
Ra deg
20.850419444444444
De deg
39.251555555555555
last precise pa
189.8
last precise sep
7.342
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20510+3915 SEI1279 BC 2016 3 190 7.3 11.90 12.50 N 205101.51+391505.6

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