In Hindu Vedic Astrology, there are seven types of Choghadiya
Amrit, Shubh, Labh Choghadiya - These three time periods are the most auspicious durations and all important events should be commenced during these phases.
Char Choghadiya - It is considered a good Choghadiya
Udveg, Kaal, Rog Choghadiya - These are the inauspicious time durations and every auspicious work should be strictly avoided during these phases.