20074+3553 SEI 894AB

 
 
20h 07m 19.32s +35 53' 14.8" P.A. 344 sep 29.1 mag 12.32,12.40
 
 
Coord 2000
20074+3553
Discov num
SEI 894
Comp
AB
Coord arcsec 2000
20 07 19.32 +35 53 14.8
Date first
1896
Date last
2015
Obs
12
Pa first
345
Pa last
344
P.A. Now (θ)
344°
Sep first
28.5
Sep last
29.1
Sep. Now (ρ)
29.1"
Mag pri
12.32
Mag sec
12.40
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
-003
Sec motion ra
-004
Pri motion dec
-008
Sec motion dec
-002
Notes
rPM=0.712
Nature of this double is uncertain.
 
 
20074+3553 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20074+3553 SEI 894 AB 1896 2015 12 344 29.1 12.32 12.40 0.08 <===
Show 20074+3553 BKO 92 BC 1998 2015 8 45 14.4 12.40 14.40 2.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
344.2
Precise sep
29.056
Constellation
Cygnus
SAO
69448
Tycho2
2683-03745-1
Gaia DR2
38215434752
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20074+3553 SEI 894 AB 2002 6 344 29.0 11.63 12.57 D 200719.32+355314.8
20074+3553 SEI 894 AB 2015 8 344 29.1 12.32 12.40 200719.32+355314.8

If you need more information about this double, apply for a data request form to the WDS.