Eight parts of the day and eight of the night — sixteen in all. Amrit, Shubh, Labh and Char are held auspicious; Kaal, Rog and Udveg are not.
Day choghadiya
Time
Name
Nature
Good for
5:24 AM – 6:56 AM
Char
fair
for travel and anything that moves
6:56 AM – 8:27 AM
Labh
gain
for trade and anything meant to profit
8:27 AM – 9:59 AM
Amrit
best
the best time of the day for anything auspicious
9:59 AM – 11:31 AM
Kaal
bad
nothing important should be started
11:31 AM – 1:02 PM
Shubh
good
for auspicious and ceremonial work
1:02 PM – 2:34 PM
Rog
avoid
obstacles tend to come of it
2:34 PM – 4:06 PM
Udveg
avoid
do not begin anything that matters
4:06 PM – 5:37 PM
Char
fair
for travel and anything that moves
Night choghadiya
Time
Name
Nature
Good for
5:37 PM – 7:06 PM
Rog
avoid
obstacles tend to come of it
7:06 PM – 8:34 PM
Kaal
bad
nothing important should be started
8:34 PM – 10:02 PM
Labh
gain
for trade and anything meant to profit
10:02 PM – 11:31 PM
Udveg
avoid
do not begin anything that matters
11:31 PM – 12:59 AM
Shubh
good
for auspicious and ceremonial work
12:59 AM – 2:27 AM
Amrit
best
the best time of the day for anything auspicious
2:27 AM – 3:56 AM
Char
fair
for travel and anything that moves
3:56 AM – 5:24 AM
Rog
avoid
obstacles tend to come of it
Through the year in Kolkata
The day in Kolkata changes a great deal across the year. One part is 1h 21m at its shortest and 1h 41m at its longest — so the same slot on the same weekday is not the same length in June as in December.