The grand piano is the most acoustically complex instrument to record, with its great dynamic range and wide musical range. From classical, jazz to pop music it lends itself very well to recording. There are numerous miking and processing techniques you may utilize depending on the desired effect you are looking for. Grand pianos vary in size from 7'-9'6" with the larger pianos sounding bigger due to the size of the resonating sound board. Achieving the precise tonal characteristics can be challenging yet will prove to be very satisfying when achieved. One thing to acknowledge is that the same...
I was mixing.

Microphones B&K 4000 series, Neumann M149, 87, U-67, U-47, Akg stereo C-24 Excellent transient response, quiet, flat frequency response

Pre-amps GML, Millenia, Neve, --any high quality pre that is quiet and good transient response

EQ Neve, GML, API, Manly; --4 band, quiet, no colouration effect; more edge around 3khz-5khz bell curve wide "Q"; presence 10khz and up shelving; low end fullness 80hz-150hz

Limiting Very little, not perceivable when inserted, fast attack and fast release times

Compression Usually for pop; level control, creating more attack to the sound Med attack-medium release