20138+1609 BKO 536

 
 
20h 13m 48.32s +16 09' 14.3" P.A. 256.00 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)
Visually invisible, K-band or other infrared star 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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