Postmidnight

Postmidnight,^[1][2][3] overnight,^[4] wee hours,^[5] small hours,^[6] wee small hours^[7], early hours^[8], oh-dark-hundred, oh-dark-thirty, zero-dark-hundred or zero-dark-thirty is period between midnight to dawn.

Postmidnight in Prayagraj Junction railway station.

It is the period when people are already sleeping, and it is also considered the period when bats and owls come into action. It is also the silent period, where the streets are generally empty.

Witching hour

Witches' Sabbath

Witching hour is the period associated with macabre and supernatural moments, Definitions are different, and include the hour after midnight and the time between 3am to 4am.^[9][10][11]

Brahmamuhurta

Brahmamuhurta is period that begins 96 minutes before sunrise and ends 48 minutes before sunrise, considered favorable times for yoga and meditation.^[12]