The F sharp minor/major ninth chord is a 5-note chord consisting of the notes F#, A, C#, E# and G#.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as F#mM9.
Interactive piano diagram for the F sharp minor/major ninth chord
Chords that are a subset of F#mM9. These contain less notes but all of them are included in F#mM9.