Home › Forums › Spectroscopy › possible gravitational microlensing event › microlensing frequency
3 November 2017 at 11:00 am #578720
It is not something I follow but I think bright ones away from the galactic centre are very rare. (I remember the 2006 event in Cassiopeia was a big surprise to everyone).
There are surveys looking for them in the galactic bulge which are followed up by amateurs through the MicroFun project