{"id":"vidhyamitra:day:2306-01-01:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2306-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2306-01-01","date_display":"January 1, 2306 CE","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":2306,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2563308.770833,"kali_year":5407,"ahargana":1974843.2708,"sun":{"sidereal_longitude":250.5019,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":72.7552,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":182.2533,"elapsed_within_tithi_degrees":2.2533},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.7552,"elapsed_within_degrees":6.0885},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.2571},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2306,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2563308.770833,"ahargana":1974843.2708,"kali_year":5407,"ayanamsa_lahiri":28.1275,"grahas":{"sun":{"sidereal_longitude":251.508913,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":72.31881299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":3.4731},"mars":{"sidereal_longitude":220.90981299999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":261.028813,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":282.135813,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":266.692313,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":175.02671299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":303.2999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":123.2999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"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":2306,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2563308.770833,"kali_year":5407,"ahargana":1974843.2708,"sun":{"sidereal_longitude":250.5019,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":72.7552,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":182.2533,"elapsed_within_tithi_degrees":2.2533},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.7552,"elapsed_within_degrees":6.0885},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.2571},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.473,"elongation":177.747},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.473,"opposition_distance":2.253}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2363,"vikram_samvatsara":"Vikāri","saka_samvat":2228,"saka_samvatsara":"Vyaya","bengali_samvat":1713,"malayalam_era":1482,"nanakshahi_year":837,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pratipada · Vikram 2363 Vikāri · Śaka 2228 Vyaya"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"2306-01-01T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga January 1, 2306 CE · Vidhyamitra","description":"Vedic pañchāṅga for January 1, 2306 CE: Kṛṣṇa Pratipada · Ārdrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2306-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2306-01-01","sa":"https://sa.vidhyamitra.com/day/2306-01-01","hi":"https://hi.vidhyamitra.com/day/2306-01-01","x-default":"https://vidhyamitra.com/day/2306-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T17:28:09.378Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-02T17:28:09.378Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}