20138+1609 BKO 536

 
 
20h 13m 48.32s +16 09' 14.3" P.A. 256 sep 8.8 mag 12.50,13.50 dist. 67.11 pc (218.91 l.y.)
 
 
Coord 2000
20138+1609
Discov num
BKO 536
Comp
Coord arcsec 2000
20 13 48.32 +16 09 14.3
Date first
1998
Date last
2015
Obs
7
Pa first
256
Pa last
256
P.A. Now (θ)
256°
Sep first
8.8
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
12.50
Mag sec
13.50
delta mag (ΔM)
1
Spectral class
Pri motion ra
+042
Sec motion ra
Pri motion dec
-028
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.9
Precise sep
8.772
Spectr
F8
Constellation
Sagitta
SAO
105861
HIP
99689
Tycho2
1618-00181-1
Gaia DR2
64499031424
HD
192324
BD
BD+15 4097
Distance
67.11
Distance ly
218.91
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20138+1609 BKO 536 2008 1 256 8.7 12.50 13.50 N 201348.32+160914.3
20138+1609 BKO 536 2015 4 256 8.7 12.50 13.50 N 201348.32+160914.3

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