00084+2905 H 5 32 AB (Alpheratz)

 
 
00h 08m 23.17s +29 05' 27.0" P.A. 286.00 sep 93.1 mag 2.22,11.11 Sp B8IVpMnHg dist. 29.74 pc (97.01 l.y.)
 
 
Coord 2000 00084+2905 Discov num H 5  32 Comp AB Coord arcsec 2000 00 08 23.17 +29 05 27.0
Date first 1781 Date last 2020 Obs 49
Pa first 259 Pa last 286 P.A. Now (θ) 286°
Sep first 55.5 Sep last 93.05 Sep. Now (ρ) 93.05"
Mag pri 2.22 Mag sec 11.11 delta mag (ΔM) 8.89 Spectral class B8IVpMnHg (blue-white)
Pri motion ra +138 Sec motion ra +003
Pri motion dec -163 Sec motion dec -015
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=0.938
This double is not physical.
 
 
00084+2905 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 73765 00 08 23 +29 05 27 MKT 11 Aa,Ab 1989 42 241 0.0 2.22 4.21 1.99 Y
Show Alpheratz 73765 00 08 23 +29 05 27 H 5 32 AB 2020 49 286 93.1 2.22 11.11 8.89 <===
Show 73765 00 08 23 +29 05 27 JNN 1 AC 2009 2 5 6.7 2.29 19.60 17.31
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Alpheratz Constellation Andromeda SAO 73765 HIP 677
Tycho2 1735-03180-1 HD 358 HR 15 GC 127
ADS 94 BD BD+28 4 Bayer Alpha Andromedae Bayer name Alp And
Flamsteed 21 Andromedae Flamsteed name 21 And FK5 1 Distance 29.74
Distance ly 97.01 Bayer greek α And
Other names Sirrah, Sirah, Del Peg, Delta Pegasi