Pertaining to the periodic return of the Moon to its perigee or the Earth to its perihelion The anomalistic month is the average period of the revolution of the Moon around the Earth with respect to lunar perigee, and is approximately 27 554,550 days in length The anomalistic year is the average period of the revolution of the Earth around the Sun with respect to perihelion, and is approximately 365 259,6 days in length
Pertaining to the periodic return of the Moon to its perigee, or the Earth to its perihelion Hence anomalistic month and year
Anomalistic refers to a time period measured relative to the apsis of an orbit The anomalistic month is the time period between two perigees of the Moon
Time period from perigee to apogee to perigee; modern value is about 27 6 solar days Synonymous with "Anomalistic period " See also fortnightly inequality