20228+5325 STF 2681 AC

20h 22m 49.54s +53° 25' 02.8" P.A. 199.00 sep 38.2 mag 7.97,8.89 Sp A0V dist. 448.43 pc (1462.78 l.y.)

Coord 2000 20228+5325 Discov num STF2681 Comp AC Coord arcsec 2000 20 22 49.54 +53 25 02.8
Date first 1831 Date last 2015 Obs 31
Pa first 204 Pa last 198.9 P.A. Now (θ) 198.9°
Sep first 41.8 Sep last 38.208 Sep. Now (ρ) 38.208"
Mag pri 7.97 Mag sec 8.89 delta mag (ΔM) 0.92 Spectral class A0V (white)
Pri motion ra +013 Sec motion ra +031
Pri motion dec +018 Sec motion dec +031
Notes




rPM=0.506

Nature of this double is uncertain.



20228+5325 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 194354 32516 20 22 50 +53 25 03 STF 2681 AB 2015 25 39 6.8 7.97 10.61 2.64
Show 32516 20 22 50 +53 25 03 STF 2681 AC 2015 31 199 38.2 7.97 8.89 0.92 <===
Show 32516 20 22 50 +53 25 03 STF 2681 AD 2015 15 166 42.0 7.97 11.80 3.83
Show 32515 20 22 48 +53 24 26 STF 2681 CD 2015 22 101 23.3 8.89 11.80 2.91


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus SAO 32516 HIP 100507 Tycho2 3937-00396-1
Gaia DR2 2184841484003227136 HD 194354 BD BD+52 2694 Distance 448.43
Distance ly 1462.78