20126+3618 TOB 178AC

 
 
20h 12m 31.32s +36 18' 07.1" P.A. 288 sep 27.8 mag 11.80,13.27
 
 
Coord 2000
20126+3618
Discov num
TOB 178
Comp
AC
Coord arcsec 2000
20 12 31.32 +36 18 07.1
Date first
1983
Date last
2015
Obs
8
Pa first
290
Pa last
288
P.A. Now (θ)
288°
Sep first
27.0
Sep last
27.8
Sep. Now (ρ)
27.8"
Mag pri
11.80
Mag sec
13.27
delta mag (ΔM)
1.47
Spectral class
Pri motion ra
+006
Sec motion ra
-007
Pri motion dec
+004
Sec motion dec
-004
Notes
U (Proper motion indicates non-physical)
rPM=1.893
This double is not physical.
 
 
20126+3618 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20126+3618 SEI1004 AB 1896 2015 9 108 25.8 11.80 12.88 1.08
Show 20126+3618 TOB 178 AC 1983 2015 8 288 27.8 11.80 13.27 1.47 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288.3
Precise sep
27.827
Constellation
Cygnus
Tycho2
2683-02644-1
Gaia DR2
23484987776
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20126+3618 TOB 178 AC 1998 2 289 27.8 11.64 13.20 D 201231.32+361807.1
20126+3618 TOB 178 AC 2002 3 288 27.8 11.64 13.20 D 201231.32+361807.1
20126+3618 TOB 178 AC 2015 4 288 27.8 11.80 13.27 U 201231.32+361807.1

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