{"id":"vidhyamitra:day:-1626094-08-15:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/-1626094-08-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-1626094-08-15","date_display":"August 15, 1626095 BCE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-1626094,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":-592209549.229167,"kali_year":-1622953,"ahargana":-592798014.7292,"sun":{"sidereal_longitude":140.9192,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":284.8935,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.9742,"elapsed_within_tithi_degrees":11.9742},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.8935,"elapsed_within_degrees":4.8935},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.8127},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":-1626094,"month":8,"day":15,"hour":6,"minute":30,"calendar":"julian"},"julian_day":-592209549.229167,"ahargana":-592798014.7292,"kali_year":-1622953,"ayanamsa_lahiri":-22719.7065,"grahas":{"sun":{"sidereal_longitude":140.9192,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":284.8935,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":4.4924},"mars":{"sidereal_longitude":205.819,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":149.5085,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":163.9451,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":187.7091,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":290.5095,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":191.5643,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":11.5643,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-1626094,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":-592209549.229167,"kali_year":-1622953,"ahargana":-592798014.7292,"sun":{"sidereal_longitude":140.9192,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":284.8935,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.9742,"elapsed_within_tithi_degrees":11.9742},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.8935,"elapsed_within_degrees":4.8935},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.8127},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.492,"elongation":143.974},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.492,"opposition_distance":36.026}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":-1626037,"saka_samvat":-1626172,"bengali_samvat":-1626687,"malayalam_era":-1626918,"nanakshahi_year":-1627563,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Dvādaśī · Vikram -1626037 undefined · Śaka -1626172 undefined"},"festivals":[{"id":"vamana-jayanti","name":"Vāmana Jayantī","name_sanskrit":"वामन जयन्ती","tradition":"Vaishnava","associated_deity":"Vāmana (5th daśāvatāra of Krishna)","deity_avatara_index":15,"significance":"Vāmana's three-step measure of all worlds; Bali's surrender. (= Onam in Kerala.)","vrata":true,"detection":{"tithi_number":12,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Bhāgavata 8.18-22"]},{"id":"onam","name":"Onam (Vāmana / King Bali)","name_sanskrit":"ओणम् (वामन-बलि स्मरण)","tradition":"Regional","associated_deity":"Vāmana + King Bali","significance":"Kerala festival; King Bali's annual return to Kerala. Aligned with Thiru-Onam (Śravaṇa nakshatra in Bhādrapada).","vrata":false,"detection":{"nakshatra_name":"Śravaṇa","lunar_month":"Bhādrapada"},"precedence":2}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga August 15, 1626095 BCE · Vidhyamitra","description":"Vedic pañchāṅga for August 15, 1626095 BCE: Śukla Dvādaśī · Śravaṇa.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/-1626094-08-15","hreflang_alternates":{"en":"https://vidhyamitra.com/day/-1626094-08-15","sa":"https://sa.vidhyamitra.com/day/-1626094-08-15","hi":"https://hi.vidhyamitra.com/day/-1626094-08-15","x-default":"https://vidhyamitra.com/day/-1626094-08-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T11:06:47.492Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-04T11:06:47.492Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}