19547+3453 SEI 723AB

 
 
19h 54m 40.45s +34 52' 49.9" P.A. 42 sep 12.6 mag 11.15,12.00
 
 
Coord 2000
19547+3453
Discov num
SEI 723
Comp
AB
Coord arcsec 2000
19 54 40.45 +34 52 49.9
Date first
1895
Date last
2015
Obs
11
Pa first
12
Pa last
42
P.A. Now (θ)
42°
Sep first
5.6
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
11.15
Mag sec
12.00
delta mag (ΔM)
0.85
Spectral class
Pri motion ra
-061
Sec motion ra
-002
Pri motion dec
-040
Sec motion dec
-003
Notes
rPM=0.955
This double is not physical.
 
 
19547+3453 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19547+3453 SEI 723 AB 1895 2015 11 42 12.6 11.15 12.00 0.85 <===
Show 19547+3453 TOB 162 AC 1983 2015 11 254 23.9 11.15 11.26 0.11
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
41.6
Precise sep
12.639
Constellation
Cygnus
SAO
69080
Tycho2
2677-00967-1
Gaia DR2
62508312576
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19547+3453 SEI 723 AB 2007 3 41 12.3 11.15 12.00 D 195440.45+345249.9
19547+3453 SEI 723 AB 2011 5 41 12.4 11.15 12.00 195440.45+345249.9
19547+3453 SEI 723 AB 2015 7 42 12.6 11.15 12.00 195440.45+345249.9

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