20355+2739 COU1171

 
 
20h 35m 29.13s +27 38' 56.0" P.A. 105 sep 0.5 mag 8.19,10.57 Sp A0 dist. 5263.16 pc (17168.43 l.y.)
 
 
Coord 2000
20355+2739
Discov num
COU1171
Comp
Coord arcsec 2000
20 35 29.13 +27 38 56.0
Date first
1973
Date last
2011
Obs
4
Pa first
105
Pa last
105
P.A. Now (θ)
105°
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.19
Mag sec
10.57
delta mag (ΔM)
2.38
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.5
Precise sep
0.51
Constellation
Vulpecula
SAO
88875
HIP
101604
Tycho2
2165-00320-1
Gaia DR2
71900409856
HD
196297
BD
BD+27 3800
Distance
5263.16
Distance ly
17168.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20355+2739 COU1171 1999 3 105 0.6 8.19 10.57 A0 D 203529.13+273856.0
20355+2739 COU1171 2011 4 105 0.5 8.19 10.57 A0 203529.13+273856.0

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