20337+5616 HJ 1545

 
 
20h 33m 51.80s +56 15' 59.2" P.A. 180 sep 15.5 mag 11.46,11.32
 
 
Coord 2000
20337+5616
Discov num
HJ 1545
Comp
Coord arcsec 2000
20 33 51.80 +56 15 59.2
Date first
1828
Date last
2015
Obs
14
Pa first
175
Pa last
180
P.A. Now (θ)
180°
Sep first
20.0
Sep last
15.5
Sep. Now (ρ)
15.5"
Mag pri
11.46
Mag sec
11.32
delta mag (ΔM)
0.14
Spectral class
Pri motion ra
+002
Sec motion ra
-003
Pri motion dec
-005
Sec motion dec
+014
Notes
rPM=1.372
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.2
Precise sep
15.472
Constellation
Cygnus
Tycho2
3958-01150-1
Gaia DR2
36826769408
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20337+5616 HJ 1545 1999 6 180 15.9 11.46 11.32 D 203351.80+561559.2
20337+5616 HJ 1545 2003 8 180 15.7 11.46 11.32 D 203351.80+561559.2
20337+5616 HJ 1545 2010 9 180 15.5 11.46 11.32 203351.80+561559.2
20337+5616 HJ 1545 2015 10 180 15.5 11.46 11.32 203351.80+561559.2

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