In
Vedic timekeeping
Hindu units of time are described in Hindu texts ranging from microseconds to trillions of years, including cycles of cosmic time that repeat general events in Hindu cosmology. Time (Kaal, ) is described as eternal. Various fragments of time are ...
, a ''tithi'' is a
uration of two faces of moon that is observed from earth known as ''milа̄lyа̄'' (𑐩𑐶𑐮𑐵𑐮𑑂𑐫𑐵𑑅, मिलाल्याः) in
Nepal Bhasa
Newar (), or Newari and known officially in Nepal as Nepal Bhasa, is a Sino-Tibetan languages, Sino-Tibetan language spoken by the Newar people, the indigenous inhabitants of Nepal Mandala, which consists of the Kathmandu Valley and surro ...
,
or the time it takes for the
longitudinal
Longitudinal is a geometric term of location which may refer to:
* Longitude
** Line of longitude, also called a meridian
* Longitudinal engine, an internal combustion engine in which the crankshaft is oriented along the long axis of the vehicl ...
angle
In Euclidean geometry, an angle is the figure formed by two Ray (geometry), rays, called the ''Side (plane geometry), sides'' of the angle, sharing a common endpoint, called the ''vertex (geometry), vertex'' of the angle.
Angles formed by two ...
between the
Moon
The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width of ...
and the
Sun
The Sun is the star at the center of the Solar System. It is a nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core. The Sun radiates this energy mainly as light, ultraviolet, and infrared radi ...
to increase by 12
°. In other words, a tithi is a time-duration between the consecutive epochs that correspond to when the longitudinal-angle between sun and moon is an integer multiple of 12°. Tithis begin at varying times of day and vary in duration from approximately 19 to approximately 26
hour
An hour (symbol: h; also abbreviated hr) is a unit of time conventionally reckoned as of a day and scientifically reckoned between 3,599 and 3,601 seconds, depending on the speed of Earth's rotation. There are 60 minutes in an hour, and 24 ho ...
s.
Every day of lunar month is called tithi.
Panchanga
A Hindu ''
muhurta
Muhūrta ( sa, मुहूर्त, translit=muhūrtaṃ) is a Hindu unit of measurement for time along with nimiṣa, kāṣṭhā, and kalā in the Hindu calendar.
In the Brāhmaṇas, ''muhūrta'' denotes a division of time: 1/30 of a day, ...
'' (forty-eight minute duration) can be represented in five attributes of Hindu astronomy namely, ''
vara
Vara or VARA may refer to:
Geography
*Vara (river), in Liguria, Italy
* Vara Parish, former municipality in Tartu County, Estonia
* Vara, Estonia, village in Peipsiääre Parish, Tartu County, Estonia
* Vara Municipality, municipality in western S ...
'' the weekday, ''tithi'', ''
nakshatra
Nakshatra ( sa, नक्षत्रम्, translit=Nakṣatram) is the term for lunar mansion in Hindu astrology and Indian Astronomy. A nakshatra is one of 27 (sometimes also 28) sectors along the ecliptic. Their names are related to a ...
'' the Moon's asterism, ''
yoga
Yoga (; sa, योग, lit=yoke' or 'union ) is a group of physical, mental, and spiritual practices or disciplines which originated in ancient India and aim to control (yoke) and still the mind, recognizing a detached witness-consciou ...
'' the angular relationship between Sun and Moon and ''karana'' half of tithi.
''Tithi'' plays an important role along with ''nakshatra'' in Hindus' daily as well as special activities in selecting the ''muhurta''. There are auspicious ''tithis'' as well as inauspicious ''tithis'', each considered more propitious for some purposes than for other.
There are 30 ''tithis'' in each
lunar month
In lunar calendars, a lunar month is the time between two successive syzygies of the same type: new moons or full moons. The precise definition varies, especially for the beginning of the month.
Variations
In Shona, Middle Eastern, and Europ ...
, named as:
References
External links
Ahargana - The Astronomy of the Hindu Calendar: TithiExplains Tithi by means of astronomical simulations created using
Stellarium.
आज की तिथि क्या है, आज क्या तिथि है और आज की तिथि, आज का त्यौहार और व्रतNepali PanchangPanchangam In Telugu With TithiThe Vaisnava CalendarThe Hindu Lunisolar CalendariPhone app for Nepali PanchangiPhone appFree Hindu PanchangTithi in Indian Hindi Calendar
Hindu astronomy
Units of time
Hindi words and phrases
Hindu calendar
Articles containing video clips
{{Hinduism-stub