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| Most of the festivals in our country are based on the luni-solar (or lunar) calendar. Each of these falls on a particular tithi of a specified Paksha (fortnight) in a particular month or day and a few festivals are based on the nakshatras. | | Most of the festivals in our country are based on the luni-solar (or lunar) calendar. Each of these falls on a particular tithi of a specified Paksha (fortnight) in a particular month or day and a few festivals are based on the nakshatras. |
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− | == Contents of a Panchanga == | + | == पञ्चाङ्ग॥ Calculations in Panchanga == |
| + | The mathematical calculations involved in making a panchanga primarily follow two systems |
| + | # Purvapaddhati |
| + | # Drkganita siddhanta |
| + | |
| + | == पञ्चाङ्ग-विषयाः ॥ Contents of a Panchanga == |
| A Panchanga typically gives the microcosmic details of five aspects of the day to day time. They are | | A Panchanga typically gives the microcosmic details of five aspects of the day to day time. They are |
| # तिथिः॥ Tithi (Lunar Day) | | # तिथिः॥ Tithi (Lunar Day) |
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| The coordinates for a day include the tithi present at the time of sunrise, the day of the week, the nakshatra in which the moon is present at the time of sunrise, the yoga and karana at sunrise. Thus the calculations for the day starts with the sunrise. It should be noted that sunrise time changes with the places so the factors become different with change in place. | | The coordinates for a day include the tithi present at the time of sunrise, the day of the week, the nakshatra in which the moon is present at the time of sunrise, the yoga and karana at sunrise. Thus the calculations for the day starts with the sunrise. It should be noted that sunrise time changes with the places so the factors become different with change in place. |
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− | Apart from the above details, additionally, in a Panchanga one finds the information about the following aspects | + | Apart from the above details, additionally, in a Panchanga one finds the information about the following aspects of the usage of a Panchanga. Texts such as jyotisha granthas (phalita) and Muhurta Chintamani elaborate the various ritualistic activities to be undertaken by people during specific days the spiritual gains by performing them.<ref>Panchanga (2020-2021) by Sri. Kuppa Anjaneya Sastry (Siddhanti of Kanchi Kamakoti Peetha)</ref> |
| + | # Systems of calculation involved in constructing a Panchanga |
| + | # Results of the particular year based on planetary configuration on Chaitra Shukla Pratipat (may vary slightly due to regional differences) |
| + | # Navanayakas and Grahachara (movement of planets) |
| + | # Predicting natural phenomena (rains, heat, tsunamis, natural fires etc) based on planetary positions. |
| + | # Predicting country's (thereby people's) results such as rainfall, crop yield, business development, crime, accidents, diseases etc |
| + | # Establishing important festivals and days (according to sampradayas) |
| + | # Everyday Tithis, monthly Sankrantis, Nakshatras, Adhikamasa/Kshayamasa and Rashi chakras |
| + | # Dharmas to be performed |
| + | # Important and significant Yogas specific to that year |
| + | # Auspicious Muhurtas (for marriages, upanayana, choula samskaras, grhapravesha, starting new business etc) |
| + | # Graha shanti vidhis (ex, during birth of a child, or at death, malefic astrological charts, [[Rajodharma (रजोधर्मः)|rajodharma]] etc) |
| + | # A few details from Dharmashastras (ex, Rig Veda Upakarma is different from Yajurveda Upakarma) |
| + | # Annual/monthly horoscope predictions for people belonging to 12 rashis |
| + | # Svapna shastra and interpretation of dreams |
| + | # Samudrika shastra and interpretation of body marks |
| + | # [[Asoucha (आशौचम्)|Asoucha]] Prakarana and Shraddha vidhis |
| + | # Activities to be performed in various tithis, days of the week, nakshatras, yogas and karanas |
| + | # Vaastu Prakarana |
| + | # Vivaha Prakarana |
| + | # Other kinds of panchangas such as Bhaskara panchanga, Gauri Panchanga |
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| == तिथिः॥Tithi == | | == तिथिः॥Tithi == |