20156+1526 CHE 246AC

 
 
20h 15m 33.68s +15 26' 12.9" P.A. 87 sep 15.9 mag 8.85,11.00 Sp A0p dist. 699.3 pc (2281.12 l.y.)
 
 
Coord 2000
20156+1526
Discov num
CHE 246
Comp
AC
Coord arcsec 2000
20 15 33.68 +15 26 12.9
Date first
1910
Date last
2016
Obs
11
Pa first
88
Pa last
87
P.A. Now (θ)
87°
Sep first
16.9
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
8.85
Mag sec
11.00
delta mag (ΔM)
2.15
Spectral class
A0p (white)
Pri motion ra
-003
Sec motion ra
-014
Pri motion dec
-012
Sec motion dec
+010
Notes
rPM=1.43
This double is not physical.
 
 
20156+1526 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20156+1526 HDS2887 AB 1991 1991 2 244 4.7 8.85 13.18 4.33
Show 20156+1526 CHE 246 AC 1910 2016 11 87 15.9 8.85 11.00 2.15 <===
Show 20156+1526 CVP 1 AD 1998 2016 8 340 39.7 8.85 12.75 3.90
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87
Precise sep
15.93
Constellation
Delphinus
SAO
105902
HIP
99857
Tycho2
1618-01698-1
Gaia DR2
44571397760
HD
192686
BD
BD+14 4240
Distance
699.3
Distance ly
2281.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20156+1526 CHE 246 AC 2006 6 86 16.1 8.85 11.00 A0p D 201533.68+152612.9
20156+1526 CHE 246 AC 2008 7 87 16.8 8.85 11.00 A0p D 201533.68+152612.9
20156+1526 CHE 246 AC 2013 9 85 15.9 8.85 11.00 A0p 201533.68+152612.9
20156+1526 CHE 246 AC 2016 10 87 15.9 8.85 11.00 A0p 201533.68+152612.9

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