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[vsnet-chat 3740] Nightly averaged magnitude of Mira



Nightly averaged magnitude of Mira

   Perhaps the present apparent brightening of Mira would provide
an opportinuty to show how "detrending between observers" could work.

   a) raw data, nightly average

 MMDD(UT)   mean   SD    N    MMDD : month and day of 2000
 --------------------------   SD : 0 means not applicable (single data)
  906.950  4.600 0.000   1
  907.780  4.466 0.059   3
  908.969  4.600 0.000   1
  909.827  4.375 0.114   5
  910.551  4.200 0.000   1
  912.642  3.995 0.141   2
  913.783  4.040 0.211   2
  914.841  3.749 0.071   2
  917.740  3.647 0.256   3
  918.667  3.800 0.000   1
  919.693  3.808 0.179   5
  920.580  3.784 0.069   7
  921.676  3.783 0.218   5
  922.583  3.800 0.000   1
  923.602  3.963 0.112   3
  924.565  3.807 0.220   7
  925.812  3.600 0.000   2
  926.579  3.833 0.199   8
  927.546  3.667 0.112   7
  928.665  3.700 0.000   1
  929.928  3.739 0.183   4
  930.786  3.595 0.141   2
 1001.928  3.682 0.280   2
 1002.882  3.900 0.000   1
 1003.847  3.667 0.299   4
 1004.481  3.749 0.058   4
 1005.845  3.591 0.180   3
 1006.431  3.797 0.100   3
 1007.343  3.647 0.095   4
 1009.633  3.672 0.145   5
 1010.796  3.697 0.100   3
 1011.802  3.849 0.071   2
 1012.225  3.620 0.288   4
 1013.788  3.900 0.000   1
 1014.606  3.700 0.000   1
 1015.858  3.495 0.141   2
 1016.792  3.749 0.071   2
 1017.860  3.649 0.071   2
 1018.678  3.707 0.186   5
 1020.846  3.300 0.000   1
 1021.647  3.566 0.198   5
 1022.085  3.332 0.057   3

   b) after detrending

 MMDD(UT)   mean   SD    N
 --------------------------
  906.950  4.768 0.000   1
  907.780  4.572 0.081   3
  908.969  4.589 0.000   1
  909.827  4.458 0.145   5
  910.551  4.331 0.000   1
  912.642  4.069 0.187   2
  913.783  4.146 0.115   2
  914.841  3.828 0.120   2
  917.740  3.826 0.125   3
  918.667  3.831 0.000   1
  919.693  3.724 0.165   5
  920.580  3.859 0.070   7
  921.676  3.794 0.131   5
  922.583  3.868 0.000   1
  923.602  3.829 0.068   3
  924.565  3.830 0.133   7
  925.812  3.697 0.097   2
  926.579  3.797 0.144   8
  927.546  3.783 0.097   7
  928.665  3.731 0.000   1
  929.928  3.689 0.018   4
  930.786  3.667 0.074   2
 1001.928  3.724 0.081   2
 1002.882  3.783 0.000   1
 1003.847  3.662 0.091   4
 1004.481  3.713 0.126   4
 1005.845  3.641 0.105   3
 1006.431  3.664 0.158   3
 1007.343  3.542 0.090   4
 1009.633  3.608 0.091   5
 1010.796  3.640 0.063   3
 1011.802  3.658 0.049   2
 1012.225  3.583 0.080   4
 1013.788  3.724 0.000   1
 1014.606  3.731 0.000   1
 1015.858  3.620 0.075   2
 1016.792  3.707 0.034   2
 1017.860  3.499 0.132   2
 1018.678  3.668 0.119   5
 1020.846  3.468 0.000   1
 1021.647  3.556 0.119   5
 1022.085  3.384 0.032   3

corrections applied:

Code Mode   Corr    SD   Obs
 Eke       0.168  0.106   14
 Tcy       0.110  0.090    8
 Nto       0.045  0.102    8
 GRL      -0.011  0.056    1
 Kat       0.031  0.107   19
 Ric       0.074  0.095    3
 Mkn       0.131  0.081    3
 Abt       0.046  0.193    2
 RMQ       0.116  0.093    5
 Oir       0.294  0.130    3
 Wnt      -0.207  0.069    4
 SSU      -0.101  0.091    3
 Hrm      -0.323  0.105    6
 BVE      -0.048  0.143    4
 Sga       0.097  0.032    1
 Knk       0.242  0.070    2
 Mhh       0.046  0.066    2
 Wny      -0.176  0.042    3
 Kis       0.068  0.119    3
 CMG      -0.190  0.088    6
 LTO      -0.117  0.075    8
 BMU      -0.103  0.084    5
 MUY       0.014  0.059    1
 OSE       0.086  0.085    2
 Ort       0.020  0.113    3
 Hsk      -0.091  0.088    2
 Nts      -0.170  0.132    3
 Ths      -0.165  0.073    2
 GNG      -0.080  0.064    1
 Pea       0.002  0.058    1
 Oht      -0.067  0.001    1
 Scp       0.084  0.023    1

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