G (musical note)

"G note" redirects here. For the computer program, see Note G. For the record company, see G-Note Records.

G, also called Sol or So, is the fifth note of the fixed-do solfège starting on C. It is the fifth note and the eighth semitone of the solfège. As such it is the dominant, a perfect fifth above C or perfect fourth below C.

When calculated in equal temperament with a reference of A above middle C as 440 Hz, the frequency of middle G (G₄) note is approximately 391.995 Hz.^[1] See pitch for a discussion of historical variations in frequency.

It has enharmonic equivalents of F (F-double sharp) and A (A-double flat).

In the medieval period the musical note G was known as gesolreut within the Guidonian hand hexachord system.^[2]

Designation by octave

Scientific designation	Helmholtz designation	Octave name	Frequency (Hz)	MIDI note number
G−1	G͵͵͵ or ͵͵͵G or GGGG	Subsubcontra	12.25	7
G0	G͵͵ or ͵͵G or GGG	Subcontra	24.5	19
G1	G͵ or ͵G or GG	Contra	48.999	31
G2	G	Great	97.999	43
G3	g	Small	195.998	55
G4	g′	One-lined	391.995	67
G5	g′′	Two-lined	783.991	79
G6	g′′′	Three-lined	1567.982	91
G7	g′′′′	Four-lined	3135.963	103
G8	g′′′′′	Five-lined	6271.927	115
G9	g′′′′′′	Six-lined	12543.854	127
G10	g′′′′′′′	Seven-lined	25087.708	N/A

Scales

Common scales beginning on G

• G major: G A B C D E F♯ G
• G natural minor: G A B♭ C D E♭ F G
• G harmonic minor: G A B♭ C D E♭ F♯ G
• G melodic minor ascending: G A B♭ C D E F♯ G
• G melodic minor descending: G F E♭ D C B♭ A G

Diatonic scales

• G Ionian: G A B C D E F♯ G
• G Dorian: G A B♭ C D E F G
• G Phrygian: G A♭ B♭ C D E♭ F G
• G Lydian: G A B C♯ D E F♯ G
• G Mixolydian: G A B C D E F G
• G Aeolian: G A B♭ C D E♭ F G
• G Locrian: G A♭ B♭ C D♭ E♭ F G

Jazz melodic minor

• G ascending melodic minor: G A B♭ C D E F♯ G
• G Dorian ♭2: G A♭ B♭ C D E F G
• G Lydian augmented: G A B C♯ D♯ E F♯ G
• G Lydian dominant: G A B C♯ D E F G
• G Mixolydian ♭6: G A B C D E♭ F G
• G Locrian ♮2: G A B♭ C D♭ E♭ F G
• G Altered: G A♭ B♭ C♭ D♭ E♭ F G

In popular culture

It is the first note of the 2006 song "Welcome to the Black Parade" by My Chemical Romance, which made the note a meme.^[3]

See also

• Piano key frequencies
• G major
• G minor
• Root (chord)