NNo      GCVS          J2000.0            Type      Max        Min I         Min II       Epoch        Year      Period          M-m/D     Spectrum      References  Other desig. p.m.(as/yr)   Epoch     Ident.     New type    GCVS
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090020 |ST    Boo *|153039.23 +354704.3 |RRAB      | 10.28   |  11.54     |            |V |48500.1722  |     |     0.622286       |15   |A7-F7            |HIP   HIP  |           |-0.016 -0.013|2000.0  | |Hip      |RR0       |ST    Boo |
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_______________Cross-identifications:_______________
ST    Boo     = AN   1907.0172                |     
ST    Boo     = GSC  02570.00206              |     
ST    Boo     = HV   03013                    |     
ST    Boo     = Hip  075942                   |     
____________________________________________________

      Reference to a chart or photograph:
HIP    The Hipparcos and Tycho Catalogues (European Space Agency, 1997), ESA SP-1200 (CDS Cat. I/239) {1997ESASP1200.....E}

      Reference to a study of the star:
HIP    The Hipparcos and Tycho Catalogues (European Space Agency, 1997), ESA SP-1200 (CDS Cat. I/239) {1997ESASP1200.....E}

__________________________________________________________________
      Remark:         
    [Fe/H] = -1.76. Blazhko effect, Pi = 284d [07238].

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