... or search by date? (Or both!)
Dates:  YYYY-MM-DD hh:mm:ss or MJD: DDDDD.ddd
The time portion of the date is optional. Separate multiple dates/ranges with semicolons (;).
Range operator is '..'. (e.g. 1992-12-31; 48980.5; 1995-01-15 12:00:00; 1997-03-20 .. 2000-10-18)