16121+0318 SKF 2840 AB

 
 
16h 12m 04.65s +03° 18' 20.7" P.A. 10.00 sep 33.1 mag 11.53,14.31 Sp M2V+M3.5V
 
 
Coord 2000 16121+0318 Discov num SKF2840 Comp AB Coord arcsec 2000 16 12 04.65 +03 18 20.7
Date first 1954 Date last 2016 Obs 13
Pa first 13 Pa last 9.9 P.A. Now (θ) 9.9°
Sep first 31.6 Sep last 33.101 Sep. Now (ρ) 33.101"
Mag pri 11.53 Mag sec 14.31 delta mag (ΔM) 2.78 Spectral class M2V+M3.5V (red/red)
Pri motion ra +029 Sec motion ra +037
Pri motion dec -060 Sec motion dec -064
Notes T (Parallax indicates physical)
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
16121+0318 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 12 05 +03 18 21 GKM 9354 Aa,Ab 2023 3 98 0.1 11.80 11.90 0.10
Show 16 12 05 +03 18 21 SKF 2840 AB 2016 13 10 33.1 11.53 14.31 2.78 <===
Show 16 12 05 +03 18 53 GKM 9354 Ba,Bb 2023 2 359 0.5 14.70 14.70 0.00
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens