21130+3732 HEI 283 BC

21h 13m 04.05s +37° 32' 37.6" P.A. 80.00 sep 3.3 mag 11.20,11.70 Sp G5

Coord 2000 21130+3732 Discov num HEI 283 Comp BC Coord arcsec 2000 21 13 04.05 +37 32 37.6
Date first 1982 Date last 2020 Obs 4
Pa first 89 Pa last 80.4 P.A. Now (θ) 80.4°
Sep first 2.5 Sep last 3.29 Sep. Now (ρ) 3.29"
Mag pri 11.20 Mag sec 11.70 delta mag (ΔM) 0.5 Spectral class G5 (yellow)
Pri motion ra -016 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes




Nature of this double is uncertain.



21130+3732 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 13 01 +37 32 29 HEI 283 AB 2015 6 73 35.7 9.56 12.65 3.09
Show 21 13 04 +37 32 38 HEI 283 BC 2020 4 80 3.3 11.20 11.70 0.50 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 1868700069595784192