Śrīmad-Bhāgavatam 5.22.6
అథ చ యావతార్ధేన నభోవీథ్యాం ప్రచరతి తం కాలమయనమాచక్షతే ॥ ౬ ॥
atha ca yāvatārdhena nabho-vīthyāṁ pracarati taṁ kālam ayanam ācakṣate.
[atha cha yaavataardhena nabho-veethyaam pracharati tam kaalam ayanam aachakshate.]
Word-for-word
atha
—
now
ca
—
also
yāvatā
—
by as long as
ardhena
—
half
nabhaḥ-vīthyām
—
in outer space
pracarati
—
the sun moves
tam
—
that
kālam
—
time
ayanam
—
ayana
ācakṣate
—
is said.
Blended reading (Sanskrit + English inline)
atha ca yāvatārdhena nabho-vīthyāṁ pracarati taṁ kālam ayanam ācakṣate.
atha
now
ca
also
yāvatā
by as long as
ardhena
half
nabhaḥ-vīthyām
in outer space
pracarati
the sun moves
tam
that
kālam
time
ayanam
ayana
ācakṣate
is said.
Thus the time the sun takes to rotate through half of outer space is called an ayana, or its period of movement [in the north or in the south].
Gauḍīya Ācāryas
Viśvanātha Cakravartī Ṭhākura
Gauḍīya
Translation
The time to move over half the zodiac belt is called an ayana.
This is a period of six months.
My note
Source: vedabase.io