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[vsnet-history 140] HV Vir period update (Kato)


(1992 May 6)

coeff[0] = 23.715
coeff[1] = 0.0582649

   33.442 167  -0.003
   33.505 168   0.001
   33.562 169   0.000
   33.621 170   0.001
   33.678 171  -0.000
   34.495 185   0.001
   34.553 186   0.001
   34.610 187  -0.001
   34.670 188   0.001
   35.484 202  -0.001
   35.543 203   0.000
   35.600 204  -0.001
   35.659 205  -0.000
   35.718 206   0.000

* All the superhump maxima between May 3-5 were well expressed by this
period (83.9 min), but this period does not give a satisfactory fit to
Apr 23 observations.

coeff[0] = 23.707
coeff[1] = 0.0584467
coeff[2] = -7.19966e-07

   22.542 -20   0.004
   22.604 -19   0.008
   23.465  -4  -0.008
   23.528  -3  -0.004
   23.587  -2  -0.003
   31.468 133   0.000
   31.530 134   0.004
   31.592 135   0.008
   33.442 167  -0.006
   33.505 168  -0.001
   33.562 169  -0.002
   33.621 170  -0.001
   33.678 171  -0.002
   34.495 185   0.000
   34.553 186  -0.000
   34.610 187  -0.001
   34.670 188   0.000
   35.484 202   0.000
   35.543 203   0.001
   35.600 204  -0.000
   35.659 205   0.001
   35.718 206   0.002

* Differential magnitudes

     UT      V-C  band
May 5.442  +0.43    I
    5.444  -0.74    B
    5.448  -0.20    V

(comparion: GSC V=14.4)

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