An anomalistic month is longer than a sidereal month because the perigee moves in the same direction as the Moon is orbiting the Earth, one revolution in nine years.
(An anomalistic month; is; longer than a sidereal month; because the perigee moves in the same direction as the Moon is orbiting the Earth, one revolution in nine years) (the Moon; is orbiting; the Earth) (An anomalistic month; is longer than; a sidereal month)
An anomalistic month the Moon An anomalistic month
is is orbiting is longer than
longer than a sidereal month because the perigee moves in the same direction as the Moon is orbiting the Earth, one revolution in nine years
the Earth
a sidereal month