20178+3802 RBR 25 (34 Cyg)

20h 17m 47.20s +38° 01' 58.6" P.A. 107.00 sep 11.4 mag 3.10,11.00 Sp B1Iapeq dist. 3125 pc (10193.75 l.y.)

Coord 2000 20178+3802 Discov num RBR  25 Comp Coord arcsec 2000 20 17 47.20 +38 01 58.6
Date first 2009 Date last 2009 Obs 1
Pa first 107 Pa last 106.7 P.A. Now (θ) 106.7°
Sep first 11.4 Sep last 11.436 Sep. Now (ρ) 11.436"
Mag pri 3.10 Mag sec 11.00 delta mag (ΔM) 7.9 Spectral class B1Iapeq (blue-white)
Pri motion ra -003 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes N K (See Notes, K-band or other infrared magnitudes)


Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Name 34 Cyg Var name P Cyg Constellation Cygnus SAO 69773
HIP 100044 Tycho2 3151-03442-1 Gaia DR2 2061242908036996352 HD 193237
HR 7763 GC 28218 BD BD+37 3871 Flamsteed 34 Cygni
Flamsteed name 34 Cyg Distance 3125 Distance ly 10193.75