20118+3726 SLE 959AC

 
 
20h 11m 50.19s +37 26' 02.4" P.A. 176 sep 21.9 mag 10.69,13.30
 
 
Coord 2000
20118+3726
Discov num
SLE 959
Comp
AC
Coord arcsec 2000
20 11 50.19 +37 26 02.4
Date first
1929
Date last
2015
Obs
10
Pa first
180
Pa last
176
P.A. Now (θ)
176°
Sep first
22.1
Sep last
21.9
Sep. Now (ρ)
21.9"
Mag pri
10.69
Mag sec
13.30
delta mag (ΔM)
2.61
Spectral class
Pri motion ra
-008
Sec motion ra
+004
Pri motion dec
-003
Sec motion dec
-002
Notes
rPM=1.409
This double is not physical.
 
 
20118+3726 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20118+3726 SLE 959 AB 1985 2015 11 162 13.0 10.69 12.50 1.81
Show 20118+3726 SLE 959 AC 1929 2015 10 176 21.9 10.69 13.30 2.61 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
176.3
Precise sep
21.907
Constellation
Cygnus
Tycho2
2683-00687-1
Gaia DR2
20327929344
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20118+3726 SLE 959 AC 1985 2 177 21.8 11.80 12.30 201150.08+372606.8
20118+3726 SLE 959 AC 2011 3 176 21.9 11.80 12.30 201150.08+372606.8
20118+3726 SLE 959 AC 2014 6 179 21.4 10.69 13.30 201150.19+372602.4
20118+3726 SLE 959 AC 2015 7 176 21.9 10.69 13.30 201150.19+372602.4

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