20280+3128 TDS1074

 
 
20h 27m 58.57s +31 27' 59.2" P.A. 334.00 sep 1.5 mag 11.12,11.89
 
 
Coord 2000
20280+3128
Discov num
TDS1074
Comp
Coord arcsec 2000
20 27 58.57 +31 27 59.2
Date first
1991
Date last
2015
Obs
4
Pa first
330
Pa last
334
P.A. Now (θ)
334°
Sep first
1.4
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
11.12
Mag sec
11.89
delta mag (ΔM)
0.77
Spectral class
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
334.1
Precise sep
1.462
Constellation
Cygnus
Tycho2
2685-00043-1
Gaia DR2
65304123648
HD
332315
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20280+3128 TDS1074 1991 1 330 1.4 11.12 11.89 202758.57+312759.2
20280+3128 TDS1074 2009 2 334 1.5 11.12 11.89 202758.57+312759.2
20280+3128 TDS1074 2015 3 334 1.5 11.12 11.89 202758.57+312759.2

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