20048-0239 ELP 45 AB

20h 04m 49.36s -02° 39' 20.3" P.A. 208.00 sep 2.7 mag 8.05,10.31

Coord 2000 20048-0239 Discov num ELP  45 Comp AB Coord arcsec 2000 20 04 49.36 -02 39 20.3
Date first 2008 Date last 2016 Obs 7
Pa first 209 Pa last 208 P.A. Now (θ) 208°
Sep first 2.5 Sep last 2.667 Sep. Now (ρ) 2.667"
Mag pri 8.05 Mag sec 10.31 delta mag (ΔM) 2.26 Spectral class
Pri motion ra +029 Sec motion ra
Pri motion dec -072 Sec motion dec
Notes W K (, K-band or other infrared magnitudes)


Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.



20048-0239 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 04 49 -02 39 20 ELP 45 AB 2016 7 208 2.7 8.05 10.31 2.26 <===
Show 20 04 49 -02 39 20 CVN 108 AC 2011 1 57 4.4 8.03 19.20 11.17
Show 20 04 49 -02 39 20 CVN 108 AD 2015 2 232 5.6 8.03 16.60 8.57
Show 20 04 49 -02 39 20 CVN 108 AE 2015 2 140 7.0 8.03 17.80 9.77


Quintuple system
5 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Aquila Tycho2 5164-00567-1 Gaia DR2 4222102218052861440