21378+3739 MBR 1 AC

21h 37m 52.23s +37° 39' 04.0" P.A. 89.00 sep 14.5 mag 9.88,13.80

Coord 2000 21378+3739 Discov num MBR   1 Comp AC Coord arcsec 2000 21 37 52.23 +37 39 04.0
Date first 2002 Date last 2015 Obs 6
Pa first 89 Pa last 88.8 P.A. Now (θ) 88.8°
Sep first 14.5 Sep last 14.518 Sep. Now (ρ) 14.518"
Mag pri 9.88 Mag sec 13.80 delta mag (ΔM) 3.92 Spectral class
Pri motion ra +003 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes




Nature of this double is uncertain.



21378+3739 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 37 52 +37 39 04 SEI 1527 AB 2017 13 332 25.5 9.88 12.89 3.01
Show 21 37 52 +37 39 04 MBR 1 AC 2015 6 89 14.5 9.88 13.80 3.92 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Tycho2 3183-00473-1 Gaia DR2 1953508051448004096