Sidereal Moon

Description:

Duration of one orbital period around the earth, measured from a fixed-star-position.

Orbital period in days:

27.321661

Orbital period in seconds:

2360591.51

Frequency calculation:

1/2360591.51 sec. = 0.00000042 Hz
(0.00000042 Hz x 2) 228 = 227.43 Hz

Frequency:

227.43 Hz (= 29. Octave)

Tone:

A3#

Shifted 440 Hz standard-pitch:

A4/a' → 429.33 Hz