20287+3911 CBL  83

 
 
20h 28m 41.83s +39 11' 17.9" P.A. 172 sep 41.8 mag 8.77,14.30 Sp K0 dist. 99.8 pc (325.55 l.y.)
 
 
Coord 2000
20287+3911
Discov num
CBL  83
Comp
Coord arcsec 2000
20 28 41.83 +39 11 17.9
Date first
1998
Date last
2015
Obs
9
Pa first
172
Pa last
172
P.A. Now (θ)
172°
Sep first
41.8
Sep last
41.8
Sep. Now (ρ)
41.8"
Mag pri
8.77
Mag sec
14.30
delta mag (ΔM)
5.53
Spectral class
K0 (yellow-orange)
Pri motion ra
+029
Sec motion ra
+031
Pri motion dec
+048
Sec motion dec
+053
Notes
V (Proper motion indicates physical)
rPM=0.088 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172
Precise sep
41.772
Constellation
Cygnus
SAO
70086
HIP
101007
Tycho2
3152-00065-1
Gaia DR2
16681247872
BD
BD+38 4105
Distance
99.8
Distance ly
325.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20287+3911 CBL 83 1998 2 172 41.8 8.70 13.90 VD 202841.83+391117.9
20287+3911 CBL 83 2002 2 172 41.7 8.70 13.90 VD 202841.83+391117.9
20287+3911 CBL 83 2013 4 172 41.8 8.77 14.30 K0 V 202841.83+391117.9
20287+3911 CBL 83 2015 5 172 41.8 8.77 14.30 K0 V 202841.83+391117.9

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