IUE (SN 1990N)
day       flux
-----------------------
-13.68  1.45e-15
-12.11  2.42e-15
 -9.77  5.15e-15
 -7.77  8.59e-15
 -6.09  1.13e-14 
 -0.77  1.26e-14
  3.66  8.51e-15



IUE
day       flux
-----------------------
-5.11     1.61e-14
-2.98     1.91e-14
-0.26     1.60e-14
 2.37     1.10e-14
 8.47     5.34e-15
11.71     4.40e-15
16.47     2.43e-15
22.46     1.53e-15


The day 5.81 is an artifical shift;  the real day was 5.31???

HST FOC F342W
day      flux
------------------------
 5.81    2.85e-14
77       4.72e-16 

HST FOC F275W
day       flux
-----------------------
 5.81     1.00e-14
77        1.76e-16

HST FOC F175W
day      flux      ????
------------------------
 5.81    5.12e-15  1.00e-19
77       1.27e-16  9.20e-17 

HST FOS 342W
day   flux
-------------------------
4.94  2.58e-14
45    1.17e-15

HST FOS F275W
day       flux       flux with 3400 A cut
-----------------------
 4.94     9.75e-15   8.14E-15
45        5.07e-16   4.30E-15

HST F175W
day   flux      flux with rise
----------------------
 4.94 3.66e-15  3.87E-15
45    3.08e-16  ???