Catalogue details

 XZ 7240 = SAO 77336 = ZC 847 = zeta Tauri
 RA =   5 37 38.6858   PM = 0.00017s
Dec =  21  8 33.177    PM = -0.0180"
 Mv = 2.97, Mb = 2.82, Mr = 3.05    Spectrum B4    Dia: .0014" [CHARM/CADARS, 8 measures]

zet Tau, 2.80 to 3.17, V, Type E/GS+GCAS, Period 132.9735 days, Phase  97%

Star is the primary of the following pair
Name    Cmpt   Yr1  Yr2: PA1   PA2  :   Sep1   Sep2  :  Mag1  Mag2:     #1      #2  mean
OCc1268                :            :   0.007        :  3.20  5.20: R   847  ------
OCc1268 observed by Unknown on 1980 Jan  1. Refer: 



WDS Discoverer codes
OCc  Possible occultation discovery

Interferometric catalogue entries

053738.68+210833.3  HR 1910                   zet Tau                   HD  37202    HIP  26451         05376+2109    
    Date       PA              Sep                  M1             M2
  1921.300       .      .   <  0.030      .          .      .       .      .       550       1.6   1  Mrr1922  Jmw    
  1988.9097      .      .   <  0.077      .          .      .       .      .       549  22   1.8   2  Msn1997c Sch    
  1991.25        .      .   V   .         .         2.97    .       .      .       511       0.3   1  HIP1997g Thp    
  1991.9050      .      .   <  0.036      .          .      .       .      .       549  22   3.8   1  Msn1997c Sch    
  1996.8717      .      .   <  0.055      .          .      .       .      .       549  22   2.5   1  Msn1997c Sch    
  1997.1255      .      .   <  0.055      .          .      .       .      .       549  22   2.5   1  Msn1997c Sch    


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AAVSO Variable star entry

       Variable identifier           Type        Max    Min  Ph  Epoch         Period 
       zet Tau                       E/GS+GCAS   2.80   3.17 V 2444936.7810   132.9735