E Minor 9b5, 4th inversion (F# in the bass)
Also written as Em9b5/F#.
Notes, from the bass up
F# (bass)EGBbD
The same notes as E Minor 9b5 (F#, E, G, Bb and D), rearranged so F# is the lowest note. Use it to move between chords with smaller jumps across the keyboard.