20165+1601 BKO 559

 
 
20h 16m 32.44s +16 00' 34.7" P.A. 36 sep 4.8 mag 12.20,14.50
 
 
Coord 2000
20165+1601
Discov num
BKO 559
Comp
Coord arcsec 2000
20 16 32.44 +16 00 34.7
Date first
1998
Date last
2015
Obs
4
Pa first
37
Pa last
36
P.A. Now (θ)
36°
Sep first
4.8
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
12.20
Mag sec
14.50
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
-087
Sec motion ra
Pri motion dec
-087
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
36.2
Precise sep
4.818
Constellation
Delphinus
Tycho2
1631-00185-1
Gaia DR2
03762946432
HD
355223
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20165+1601 BKO 559 2008 1 36 4.6 12.20 14.50 N 201632.44+160034.7
20165+1601 BKO 559 2010 4 47 4.0 12.20 14.50 N 201632.44+160034.7
20165+1601 BKO 559 2015 4 36 4.8 12.20 14.50 N 201632.44+160034.7

If you need more information about this double, apply for a data request form to the WDS.