One should know the following terms to better understand Day Panchang:
Sunrise and Sunset – The correct day's length is considered from one Sunrise to another. And all significant decisions are taken only after considering the position of the Sun and Moon.
Moonrise and Moonset – Moonrise time and Moonset time play a vital role in the Hindu calendar to determine the favorable timings.
Shaka Samvat – Shaka Samvat is the Indian official civil calendar established in 78 AD.
Amanta Month – It is the Lunar month that ends on a New-Moon day.
Purnimanta Month - It is the Lunar month that ends on a Full-Moon day.
Sun sign and Moon sign – The Sun sign indicates an individual's personality based on their zodiac. It is determined by the Sun's position in the native's chart at their birth time.
Moon Sign reveals the emotional aspect of an individual's personality. It is determined by the Moon's position in the native's chart at their birth time.
Paksha – Tithi is divided into two halves. Each 'half' is known as a Paksha.