18437+7704 TDT 1021

18h 43m 40.48s +77° 04' 23.4" P.A. 139.00 sep 0.7 mag 11.33,11.37

Coord 2000 18437+7704 Discov num TDT1021 Comp Coord arcsec 2000 18 43 40.48 +77 04 23.4
Date first 1991 Date last 1991 Obs 1
Pa first 139 Pa last 138.7 P.A. Now (θ) 138.7°
Sep first 0.7 Sep last 0.65 Sep. Now (ρ) 0.65"
Mag pri 11.33 Mag sec 11.37 delta mag (ΔM) 0.04 Spectral class
Pri motion ra -006 Sec motion ra -006
Pri motion dec -005 Sec motion dec -005
Notes




Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Constellation Draco Tycho2 4587-00875-1 Gaia DR2 2292714741595246720