18554+4052 ES 1657

18h 55m 22.99s +40° 52' 12.0" P.A. 355.00 sep 3.7 mag 10.40,11.00

Coord 2000 18554+4052 Discov num ES 1657 Comp Coord arcsec 2000 18 55 22.99 +40 52 12.0
Date first 1894 Date last 2020 Obs 8
Pa first 353 Pa last 355.1 P.A. Now (θ) 355.1°
Sep first 3.6 Sep last 3.74 Sep. Now (ρ) 3.74"
Mag pri 10.40 Mag sec 11.00 delta mag (ΔM) 0.6 Spectral class
Pri motion ra -001 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes




Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Constellation Lyra Gaia DR2 2103683502797488640