Tithi Calculator for Shraddha: Guide to Ancestral Rituals in Astrology

tithi-calculator-for-shraddha in Astrology

In Hindu astrology, Shraddha is a sacred ritual to honor deceased ancestors, performed on the specific lunar day (tithi) of their passing. A tithi calculator simplifies finding the correct Gregorian date for this ritual, ensuring spiritual alignment with Vedic traditions. This guide explains tithi calculation, the significance of Shraddha, and how to use a calculator effectively, making it easy for anyone to perform these rites accurately.



Tithi:
Tithi Start:
Tithi End:

What is a Tithi in Hindu Astrology?

A tithi is a lunar day in the Hindu panchang, determined by the angular difference between the Sun and Moon. A lunar month comprises 30 tithis, split into Shukla Paksha (waxing phase) and Krishna Paksha (waning phase). Each tithi lasts about 19–26 hours due to the Moon's varying orbit. Examples include Pratipada (1st tithi), Ashtami (8th), Amavasya (new moon), and Purnima (full moon).

Tithis guide religious activities, including Shraddha, as their energy influences spiritual outcomes. A tithi calculator uses Vedic algorithms to map lunar days to the Gregorian calendar, crucial for rituals like ancestor worship.

Step-by-Step Guide to Using a Tithi Calculator

Here’s how to calculate the Shraddha tithi using an online tool:

  • Collect Information: Know the ancestor’s death date, time, and place (for timezone accuracy).
  • Enter Details: Input the death date or tithi; the calculator outputs the corresponding Gregorian date for Shraddha.
  • Review Output: Check the date, tithi, and any dosha alerts (e.g., if the death occurred during an inauspicious period).
  • Verify with Experts: Consult a Vedic astrologer for complex cases, such as multiple tithis or dosha remedies.

Significance of Shraddha in Hinduism

Shraddha, or Shradh, is a ritual to offer respect and sustenance to departed souls, typically parents or ancestors. Performed annually on the death tithi or during Pitru Paksha (a 16-day period in Bhadrapada month), it involves offering food, water, and prayers. Vedic texts suggest Shraddha brings peace to ancestors, mitigates pitru dosha (ancestral afflictions), and blesses the family with prosperity.

The ritual’s timing is critical, as the tithi connects the living to the departed. Misaligned dates may reduce the ritual’s efficacy, making a tithi calculator indispensable.

Why Use a Tithi Calculator for Shraddha?

Since the Hindu lunar calendar differs from the Gregorian one, identifying the correct Shraddha date can be challenging. A tithi calculator bridges this gap by converting the death tithi to a modern date. It also accounts for factors like Aparahna Kaal (afternoon period) and doshas (inauspicious timings), ensuring precision. This is especially vital in the first year after a death or for annual observances.

What is Pitru Paksha?

Pitru Paksha, also known as Mahalaya Paksha, falls during the Krishna Paksha (the dark fortnight) of the Hindu month of Bhadrapada. It is a period for solemn rituals and reflection rather than celebration. The core belief is that by performing Shradh, we not only pay homage to our immediate parents and grandparents but also to all ancestors of our lineage. This act is thought to bring blessings and positive energy to the entire family.

Significance of Performing Shradh

The spiritual significance of Shradh is profound. It is believed that the ritual offerings satisfy the cravings of the ancestors' souls, assisting them on their journey to the afterlife and preventing them from lingering as ghosts. Beyond the spiritual, Shradh also has a deep cultural and social significance. It is a way of strengthening family bonds, honoring tradition, and teaching the younger generation about their roots and the importance of respecting elders.

Preparation for the Puja

1. Selecting the Date

The most important step is to perform the Shradh on the **Tithi** (lunar day) on which the ancestor passed away. If the Tithi is unknown, the ritual can be performed on the day of **Sarva Pitru Amavasya**, the last day of Pitru Paksha, which is dedicated to all ancestors whose specific Tithis are not known.

2. Gathering Materials

Prepare the following items before the puja:

  • Photos of ancestors.
  • Black sesame seeds, barley, and Kusha grass rings.
  • Rice, milk, honey, and ghee.
  • Incense sticks, Diya (oil lamp), and flowers (white are preferred).
  • Clean utensils (preferably copper or silver).
  • Food to be offered (vegetarian and Sattvic, prepared with purity).

3. Preparing the Space

Choose a clean and peaceful area in your home, preferably facing the south direction. The south is considered the direction of Yama, the deity of death, and is associated with ancestors.

Step-by-Step Guide to Perform Shradh Puja at Home

  1. Invocation: Begin the ceremony by taking a cleansing bath and wearing clean clothes. Face south, light the diya and incense, and meditate on your ancestors, respectfully invoking their presence.
  2. Offering Water (Tarpan): Using a clean vessel, offer water mixed with black sesame seeds, barley, and a few drops of honey. Pour the water from your right hand, letting it flow through the fingers, while chanting the relevant mantras.
  3. Offering Food (Pinda Daan): Prepare a meal that the deceased liked. It should be strictly vegetarian and freshly made without onion or garlic. Place small portions of this food on a leaf or in a clean dish, offering it to the ancestors.
  4. Feeding Brahmins (Optional): If you choose to, invite a Brahmin to your home and offer them the prepared meal. It is believed that by feeding a Brahmin, the offering reaches the ancestors.
  5. Feeding Animals: It is customary to offer portions of the Shradh meal to a cow, a crow, or a dog, as they are considered messengers of the ancestors.
  6. Concluding the Puja: After completing the rituals, seek blessings from your ancestors for the well-being of your family. The remaining food can be consumed as a holy offering (Prasad).

Mantras to Recite

For Tarpan (Offering Water)

"Om Pitribhyo Namaha"
(Salutations to the ancestors)

"Om Pitruganaya Vidmahe Jagat Dhatre Dhimahi, Tanno Pitru Prachodayat"
(May the Pitrus guide us to the right path)

Key Mantras for Shradh

1. Pitru Gayatri Mantra

ॐ पितृगणाय विद्महे जगत धारिणी धीमहि तन्नो पितृो प्रचोदयात्॥

Om Pitriganaya Vidmahe Jagat Dharini Dhimahi Tanno Pitro Prachodayat.

Meaning: "We meditate on the assembly of ancestors, the sustainers of the world. May the ancestors inspire and enlighten us."

2. Sarva Pitru Devata Mantra

ॐ सर्व पितृ देवताभ्यो नमः॥

Om Sarva Pitru Devataabhyo Namah.

Meaning: "Om, salutations to all ancestor deities."

3. Invocation Mantra (Aavahan Mantra)

ॐ आगच्छन्तु मे पितरः सर्वे, गृह्णन्तु जलांजलिम्॥

Om Aagachhantu Me Pitarah Sarve, Grihantu Jalaanjalim.

Meaning: "Om, may all my ancestors come and receive this offering of water."

4. Tarpan Mantra

ॐ सर्व पितृ देवा नमः। तस्मै स्वधा नमः॥

Om Sarva Pitru Devaaya Namaha. Tasmai Swadha Namaha.

Meaning: "Om, salutations to all the deified ancestors. Salutations to them with the offering of Swadha (reverence and oblation)."

Additional Mantras and Chants

5. Mahamrityunjaya Mantra

While not a specific Shradh mantra, chanting the Mahamrityunjaya Mantra is often recommended to promote the well-being and liberation of the departed soul.

ॐ त्र्यम्बकं यजामहे सुगन्धिं पुष्टिवर्धनम्। उर्वारुकमिव बन्धनान् मृत्योर्मुक्षीय मामृतात्॥

Om Tryambakam Yajamahe Sugandhim Pushtivardhanam. Urvarukamiva Bandhanan Mrityormukshiya Maamritat.

Meaning: "We worship the three-eyed Lord Shiva, who is fragrant and who nourishes all beings. May he liberate us from the clutches of death, just as a ripe cucumber is freed from its vine, and lead us to immortality."

6. Pitru Dosh Nivaran Mantra

This mantra is chanted to seek relief from ancestral curses or negative karma (Pitru Dosha).

ॐ श्रीं सर्व पितृ दोष निवारणाय क्लेशं हं हं सुख शांतिं देवि फट् स्वाहा॥

Om Shreem Sarva Pitru Dosh Nivaranaay Klesham Ham Ham Sukha Shaantim Devi Phat Svaha.

Meaning: "Om, O Goddess, for the removal of all ancestral faults, destroy the pain and grant us happiness and peace."

7. Gayatri Mantra

Reciting the Gayatri Mantra is a universal practice for purification and seeking blessings, and can be done at the beginning or end of your rituals.

ॐ भूर्भुवः स्वः। तत्सवितुर्वरेण्यं। भर्गो देवस्य धीमहि। धियो यो नः प्रचोदयात्॥

Om Bhur Bhuvah Svaha. Tat Savitur Varenyam. Bhargo Devasya Dhimahi. Dhiyo Yo Nah Prachodayat.

Meaning: "We meditate on the adorable and effulgent glory of the divine life-giving Sun. May he enlighten our intellects."

Listening to these chants can help with pronunciation and create a meditative atmosphere. You can find many resources online, including the "Pitru Paksha Chants - Homage to the Ancestors" video, to assist you.

What to Do and Don't Do During Pitru Paksha

Do's:

  • Maintain a clean and pure environment at home.
  • Offer prayers and perform the rituals with a sincere heart.
  • Be respectful to elders and the needy.
  • Consume simple, Sattvic, and vegetarian food.

Don'ts:

  • Avoid all celebrations, including birthdays, weddings, or housewarming ceremonies.
  • Refrain from purchasing new clothes, jewelry, or vehicles.
  • Do not cut hair or nails.
  • Avoid consuming non-vegetarian food, alcohol, or tobacco.

Conclusion

Performing Shradh Puja during Pitru Paksha is an act of deep respect and gratitude towards those who came before us. By following these rituals with a pure heart, we not only ensure the peace of our ancestors' souls but also invite their blessings into our lives, fostering a sense of harmony, tradition, and spiritual continuity within the family.

Pitru Paksha 2025 Dates

Date Day Shraddha
September 7, 2025 Sunday Purnima Shraddha
September 8, 2025 Monday Pratipada Shraddha
September 9, 2025 Tuesday Dwitiya Shraddha
September 10, 2025 Wednesday Tritiya Shraddha
September 10, 2025 Wednesday Chaturthi Shraddha
September 11, 2025 Thursday Maha Bharani & Panchami Shraddha
September 12, 2025 Friday Shashthi Shraddha
September 13, 2025 Saturday Saptami Shraddha
September 14, 2025 Sunday Ashtami Shraddha
September 15, 2025 Monday Navami Shraddha
September 16, 2025 Tuesday Dashami Shraddha
September 17, 2025 Wednesday Ekadashi Shraddha
September 18, 2025 Thursday Dwadashi Shraddha
September 19, 2025 Friday Trayodashi Shraddha
September 19, 2025 Friday Magha Shraddha
September 20, 2025 Saturday Chaturdashi Shraddha
September 21, 2025 Sunday Sarva Pitru Amavasya (the last day of Pitru Paksha)

Pitru Paksha 2026 Dates

Date Day Description
27th September 2026 Sunday Pratipada Shraddha
28th September 2026 Monday Dwitiya Shraddha
29th September 2026 Tuesday Tritiya Shraddha
30th September 2026 Wednesday Panchami Shraddha, Chaturthi Shraddha
01st October 2026 Thursday Shashthi Shraddha
02nd October 2026 Friday Saptami Shraddha
03rd October 2026 Saturday Ashtami Shraddha
04th October 2026 Sunday Navami Shraddha
05th October 2026 Monday Dashami Shraddha
06th October 2026 Tuesday Ekadashi Shraddha
07th October 2026 Wednesday Dwadashi Shraddha
08th October 2026 Thursday Trayodashi Shraddha
09th October 2026 Friday Chaturdashi Shraddha
10th October 2026 Saturday Sarva Pitru Amavasya

FAQs on Tithi Calculator for Shraddha

What is the difference between annual Shraddha and Pitru Paksha?

Annual Shraddha is performed on the specific tithi of an ancestor’s death each year. Pitru Paksha, or Mahalaya Shraddha, is a 16-day period to honor all ancestors, typically in September or October.

How accurate are online tithi calculators?

Reputable calculators like Drik Panchang or AstroSage are highly accurate, using Vedic algorithms. However, for complex cases (e.g., partial tithi overlap), consult an astrologer.

What if I don’t know the exact death tithi?

Use the known death date as a starting point. A calculator can estimate the tithi, but a priest or astrologer can provide precise guidance based on Vedic rules.

Can Shraddha be performed on a different day if the tithi is inauspicious?

Shraddha should ideally align with the death tithi. If inauspicious, an astrologer may suggest remedies or an alternative tithi, but avoid arbitrary changes.

Are there apps for Shraddha tithi calculation?

Yes, apps like Drik Panchang, AstroSage, and Indian Calendar offer tithi calculators with Shraddha-specific features, available on iOS and Android.

For Personal Consultation

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