M42 mosaic, two panels
I did not detect any novae in M31 on the 10th February.
Nova M31 2016-02b?was discovered 2016/02/11.867 by Emmanuel Conseil
My image from the 10th (10.777) shows nothing at this spot:
Nova M31 2016-02b is now considerably brighter than the discovery images.
This is two 10 minute images stacked: