20122+3810 SEI 998

20h 12m 07.91s +38° 08' 57.0" P.A. 104.00 sep 3.9 mag 11.30,11.80 Sp A5IV

Coord 2000 20122+3810 Discov num SEI 998 Comp Coord arcsec 2000 20 12 07.91 +38 08 57.0
Date first 1896 Date last 1997 Obs 7
Pa first 117 Pa last 104.4 P.A. Now (θ) 104.4°
Sep first 2.6 Sep last 3.91 Sep. Now (ρ) 3.91"
Mag pri 11.30 Mag sec 11.80 delta mag (ΔM) 0.5 Spectral class A5IV (white)
Pri motion ra -003 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Tycho2 3151-03298-1 Gaia DR2 2061670338874396288