› Forums › Spectroscopy › VV Cephei news › Marc,
28 July 2017 at 10:08 pm
#578389
![](https://britastro.org/wp-content/uploads/2017/01/picture-5979-1485519744-80x80.jpg)
Participant
Marc,
I am using a 23 micron slit as opposed to 35 micron.
So would the difference in slit width account for changes in the baseline ?
The weather here in the UK is not good.
Regards,
Jack
Essex UK