fit errors

#580139
Robin Leadbeater
Participant

A good point.  Buil seems to have done a reasonable job of selecting evenly spaced lines for the fit just using the lamp though and the fit residuals are much smaller than the errors seen. The use of a 4th order fit though does make me slightly nervous that we might be “fitting elephants” .

lamp lines used  (EDIT 2018-11-02    Note these are the fit values, not the published wavelengths )

3946.331
4158.342
4510.673
4544.769
4657.878
4765.023
4965.325
5400.742
5852.471
6266.287
6506.282
7147.661
7383.626