21221+1948 TOK 9001 AD

21h 22m 05.13s +19° 48' 15.7" P.A. 151.00 sep 5.3 mag 4.20,9.60 Sp K1III dist. 47.78 pc (155.86 l.y.)

Coord 2000 21221+1948 Discov num TOK9001 Comp AD Coord arcsec 2000 21 22 05.13 +19 48 15.7
Date first 1993 Date last 1993 Obs 3
Pa first 142 Pa last 150.7 P.A. Now (θ) 150.7°
Sep first 4.4 Sep last 5.31 Sep. Now (ρ) 5.31"
Mag pri 4.20 Mag sec 9.60 delta mag (ΔM) 5.4 Spectral class K1III (yellow-orange)
Pri motion ra +105 Sec motion ra
Pri motion dec +063 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



21221+1948 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 1 Peg 107073 21 22 05 +19 48 16 STFB 11 AB 2020 85 313 36.6 4.20 9.30 5.10 Y
Show 107073 21 22 05 +19 48 16 STFB 11 AC 2017 8 13 64.3 4.20 12.90 8.70
Show 107073 21 22 05 +19 48 16 TOK 9001 AD 1993 3 151 5.3 4.20 9.60 5.40 <===


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Pegasus SAO 107073 HIP 105502 Tycho2 1671-00986-1
Gaia DR2 1790202365372381056 HD 203504 HR 8173 GC 29914
ADS 14909 BD BD+19 4691 Flamsteed 1 Pegasi Flamsteed name 1 Peg
FK5 804 Distance 47.78 Distance ly 155.86