21088-0426 VVO 18 AB

 
 
21h 08m 45.51s -04° 25' 36.7" P.A. 332.00 sep 20.9 mag 9.50,13.20 Sp M1 dist. 27.09 pc (88.37 l.y.)
 
 
Coord 2000 21088-0426 Discov num VVO  18 Comp AB Coord arcsec 2000 21 08 45.51 -04 25 36.7
Date first 1985 Date last 2016 Obs 4
Pa first 333 Pa last 331.7 P.A. Now (θ) 331.7°
Sep first 23.0 Sep last 20.91 Sep. Now (ρ) 20.91"
Mag pri 9.50 Mag sec 13.20 delta mag (ΔM) 3.7 Spectral class M1 (red)
Pri motion ra -052 Sec motion ra -042
Pri motion dec -019 Sec motion dec -012
Notes
rPM=0.22 (< 0.3, Physical double)
This double is physical.
 
 
21088-0426 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 08 46 -04 25 37 HDS 3013 Aa,Ab 2021 25 326 0.2 9.64 12.14 2.50 Y
Show 21 08 46 -04 25 37 VVO 18 AB 2016 4 332 20.9 9.50 13.20 3.70 <===
Show 21 08 46 -04 25 37 AMM 10 AC 2003 1 262 4.4 6.40 17.80 11.40
Show 21 08 46 -04 25 37 AMM 10 AD 2003 1 264 4.9 6.40 15.70 9.30
Show 21 08 46 -04 25 37 AMM 10 AE 2003 1 2 12.9 6.40 17.50 11.10
Show 21 08 46 -04 25 37 AMM 10 AF 2003 1 330 20.2 6.40 16.20 9.80
Show 21 08 46 -04 25 37 AMM 10 AG 2003 1 311 21.9 6.40 16.50 10.10
Octuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius HIP 104383 Gaia DR2 6912161147450851840 GL Wo 9721A
BD BD-05 5480 Distance 27.09 Distance ly 88.37