20271+3322 J   788

 
 
20h 27m 10.62s +33 23' 16.6" P.A. 345 sep 4 mag 10.40,12.00
 
 
Coord 2000
20271+3322
Discov num
J   788
Comp
Coord arcsec 2000
20 27 10.62 +33 23 16.6
Date first
1896
Date last
2015
Obs
9
Pa first
354
Pa last
345
P.A. Now (θ)
345°
Sep first
2.9
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
10.40
Mag sec
12.00
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
+015
Sec motion ra
Pri motion dec
-039
Sec motion dec
Notes
B (Blue magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
344.9
Precise sep
3.996
Constellation
Cygnus
Tycho2
2689-00335-1
Gaia DR2
43848100736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20271+3322 J 788 2003 7 345 4.0 10.57 12.20 DB 202710.62+332316.6
20271+3322 J 788 2010 8 347 4.3 10.40 12.00 B 202710.62+332316.6
20271+3322 J 788 2015 9 345 4.0 10.40 12.00 B 202710.62+332316.6

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