20031+3733 ES 2045

 
 
20h 03m 13.66s +37 35' 39.7" P.A. 135 sep 3.7 mag 12.50,13.00
 
 
Coord 2000
20031+3733
Discov num
ES 2045
Comp
Coord arcsec 2000
20 03 13.66 +37 35 39.7
Date first
1923
Date last
2018
Obs
9
Pa first
129
Pa last
135
P.A. Now (θ)
135°
Sep first
2.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
12.50
Mag sec
13.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-016
Sec motion ra
Pri motion dec
+034
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
134.7
Precise sep
3.685
Constellation
Cygnus
Gaia DR2
35377160320
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20031+3733 ES 2045 1971 5 121 3.1 10.50 11.00 200360.00+373300.0
20031+3733 ES 2045 2002 8 132 3.6 12.50 13.00 200313.66+373539.7
20031+3733 ES 2045 2015 9 135 3.6 12.50 13.00 200313.66+373539.7

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