{"id":"vidhyamitra:day:2310-12-04:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2310-12-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2310-12-04","date_display":"December 4, 2310 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":2310,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565106.770833,"kali_year":5412,"ahargana":1976641.2708,"sun":{"sidereal_longitude":221.5077,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":355.3962,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.8885,"elapsed_within_tithi_degrees":1.8885},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.3962,"elapsed_within_degrees":8.7295},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.9039},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2310,"month":12,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2565106.770833,"ahargana":1976641.2708,"kali_year":5412,"ayanamsa_lahiri":28.1963,"grahas":{"sun":{"sidereal_longitude":222.77411600000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":355.965716,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":2.4251},"mars":{"sidereal_longitude":122.41511600000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":214.70831599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":96.36501599999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"venus":{"sidereal_longitude":249.52001600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":224.70251600000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":208.0332,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":28.0332,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2310,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565106.770833,"kali_year":5412,"ahargana":1976641.2708,"sun":{"sidereal_longitude":221.5077,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":355.3962,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.8885,"elapsed_within_tithi_degrees":1.8885},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.3962,"elapsed_within_degrees":8.7295},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.9039},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.425,"elongation":133.888},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.425,"opposition_distance":46.112}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":0.063,"elongation":0.17}]},"calendars":{"vikram_samvat":2367,"vikram_samvatsara":"Śobhana","saka_samvat":2232,"saka_samvatsara":"Vikṛti","bengali_samvat":1717,"malayalam_era":1486,"nanakshahi_year":841,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Dvādaśī · Vikram 2367 Śobhana · Śaka 2232 Vikṛti"},"festivals":[],"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":false,"valid_from":"2310-12-04T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga December 4, 2310 CE · Vidhyamitra","description":"Vedic pañchāṅga for December 4, 2310 CE: Śukla Dvādaśī · Revatī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2310-12-04","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2310-12-04","sa":"https://sa.vidhyamitra.com/day/2310-12-04","hi":"https://hi.vidhyamitra.com/day/2310-12-04","x-default":"https://vidhyamitra.com/day/2310-12-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T23:44:11.578Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-03T23:44:11.578Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}