Query= mu cen GCVS Query forms
  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
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
199012 |mu.   Cen *|134936.99 -422825.4 |GCAS      |  2.92   |   3.49     |            |V |            |     |                    |     |B2IV-Ve          |      HIP  |           |-0.024 -0.019|2000.0  | |Hip      |Be        |mu.   Cen |
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_______________Cross-identifications:_______________
mu.   Cen     = BAY  Cen mu.                  |     
mu.   Cen     = BS   05193                    |     
mu.   Cen     = CPD  -41 06480                |     
mu.   Cen     = CoD  -41 08172                |     
mu.   Cen     = GSC  7797.02743               |     
mu.   Cen     = HD   120324                   |     
mu.   Cen     = He   3-0933                   |     
mu.   Cen     = Hip  067472                   |     
mu.   Cen     = MWC  0229                     |     
mu.   Cen     = SAO  224471                   |     
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      Reference to a chart or photograph:

HIP European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA SP-1200 {1997HIP...C......0E}

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Remark: Different authors suggested several periods for small-scale variations.

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