{"id":"vidhyamitra:day:2251-12-25:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2251-12-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2251-12-25","date_display":"December 25, 2251 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":2251,"month":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2543578.770833,"kali_year":5353,"ahargana":1955113.2708,"sun":{"sidereal_longitude":244.3091,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":22.052,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.7429,"elapsed_within_tithi_degrees":5.7429},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.052,"elapsed_within_degrees":8.7186},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.361},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2251,"month":12,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2543578.770833,"ahargana":1955113.2708,"kali_year":5353,"ayanamsa_lahiri":27.3729,"grahas":{"sun":{"sidereal_longitude":245.24404400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":24.724743999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":4.1304},"mars":{"sidereal_longitude":287.4274439999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":252.52154399999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":106.460644,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":287.31094400000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":227.34984399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":268.6902,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":88.6902,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"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":2251,"month":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2543578.770833,"kali_year":5353,"ahargana":1955113.2708,"sun":{"sidereal_longitude":244.3091,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":22.052,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.7429,"elapsed_within_tithi_degrees":5.7429},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.052,"elapsed_within_degrees":8.7186},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.361},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.13,"elongation":137.743},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.13,"opposition_distance":42.257}},"eclipse_window_40days":[{"offset_days":18,"type":"solar","occurs":true,"moon_latitude":-0.558,"elongation":2.208}]},"calendars":{"vikram_samvat":2308,"vikram_samvatsara":"Krodhi","saka_samvat":2173,"saka_samvatsara":"Khara","bengali_samvat":1658,"malayalam_era":1427,"nanakshahi_year":782,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla 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 Śukla Dvādaśī · Vikram 2308 Krodhi · Śaka 2173 Khara"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"2251-12-25T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga December 25, 2251 CE · Vidhyamitra","description":"Vedic pañchāṅga for December 25, 2251 CE: Śukla Dvādaśī · Bharaṇī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2251-12-25","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2251-12-25","sa":"https://sa.vidhyamitra.com/day/2251-12-25","hi":"https://hi.vidhyamitra.com/day/2251-12-25","x-default":"https://vidhyamitra.com/day/2251-12-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-28T21:35:55.075Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-28T21:35:55.075Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}