Question
How is the first choghadiya decided?
Answer
The order is decided by the day of the week.
Day Choghadiya
+-------+-------+---------+-------+-------+-------+-------+
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
+-------+-------+---------+-------+-------+-------+-------+
| Udveg | Amrit | Rog | Labh | Shubh | Chal | Kaal |
| Chal | Kaal | Udveg | Amrut | Rog | Labh | Shubh |
| Labh | Shubh | Chal | Kaal | Udveg | Amrit | Rog |
| Amrit | Rog | Labh | Shubh | Chal | Kaal | Udveg |
| Kaal | Udveg | Amrit | Rog | Labh | Shubh | Chal |
| Shubh | Chal | Kaal | Udveg | Amrit | Rog | Labh |
| Rog | Labh | Shubh | Chal | Kaal | Udveg | Amrit |
| Udveg | Amrit | Rog | Labh | Shubh | Chal | Kaal |
+-------+-------+---------+-------+-------+-------+-------+
Night Choghadiya
+-------+-------+-------+-------+-------+-------+-------+
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
+-------+-------+-------+-------+-------+-------+-------+
| Shubh | Chal | Kaal | Udveg | Amrit | Rog | Labh |
| Amrit | Rog | Labh | Shubh | Chal | Kaal | Udveg |
| Chal | Kaal | Udveg | Amrit | Rog | Labh | Shubh |
| Rog | Labh | Shubh | Chal | Kaal | Udveg | Amrit |
| Kaal | Udveg | Amrit | Rog | Labh | Shubh | Chal |
| Labh | Shubh | Chal | Kaal | Udveg | Amrit | Rog |
| Udveg | Amrit | Rog | Labh | Shubh | Chal | Kaal |
| Shubh | Chal | Kaal | Udveg | Amrit | Rog | Labh |
+-------+-------+-------+-------+-------+-------+-------+
Reference: http://www.astroadvise.co.in/choghadiya-is-simple-way-to-know-auspiciousness-of-day/
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