13220+1756 LDS 4349 AB

13h 21m 54.41s +17° 54' 59.8" P.A. 79.00 sep 2.6 mag 15.70,17.50 Sp M3+M3

Coord 2000 13220+1756 Discov num LDS4349 Comp AB Coord arcsec 2000 13 21 54.41 +17 54 59.8
Date first 1960 Date last 2016 Obs 4
Pa first 88 Pa last 78.9 P.A. Now (θ) 78.9°
Sep first 3.0 Sep last 2.61 Sep. Now (ρ) 2.61"
Mag pri 15.70 Mag sec 17.50 delta mag (ΔM) 1.8 Spectral class M3+M3 (red/red)
Pri motion ra -098 Sec motion ra -099
Pri motion dec +089 Sec motion dec +088
Notes T (Parallax indicates physical)




rPM=0.011 (< 0.3, Physical double)

This double is physical.



13220+1756 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 13 21 54 +17 54 60 LDS 4349 AB 2016 4 79 2.6 15.70 17.50 1.80 <===
Show 13 21 54 +17 54 60 LDS 4349 AC 2016 6 111 40.2 15.70 17.34 1.64


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Coma Berenices Gaia DR2 3938553528046245760