{"id":"vidhyamitra:day:2197-12-04:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2197-12-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2197-12-04","date_display":"December 4, 2197 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":2197,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523835.770833,"kali_year":5299,"ahargana":1935370.2708,"sun":{"sidereal_longitude":224.8141,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":157.5061,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.6919,"elapsed_within_tithi_degrees":4.6919},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.5061,"elapsed_within_degrees":10.8394},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.3202},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2197,"month":12,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2523835.770833,"ahargana":1935370.2708,"kali_year":5299,"ayanamsa_lahiri":26.6179,"grahas":{"sun":{"sidereal_longitude":225.783771,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":155.56337099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":-4.3891},"mars":{"sidereal_longitude":88.212671,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":207.19077100000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":244.973571,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":197.48137099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":275.49997099999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":234.7694,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":54.7694,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2197,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523835.770833,"kali_year":5299,"ahargana":1935370.2708,"sun":{"sidereal_longitude":224.8141,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":157.5061,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.6919,"elapsed_within_tithi_degrees":4.6919},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.5061,"elapsed_within_degrees":10.8394},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.3202},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.389,"elongation":67.308},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.389,"opposition_distance":112.692}},"eclipse_window_40days":[{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":-0.399,"elongation":0.517}]},"calendars":{"vikram_samvat":2254,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2119,"saka_samvatsara":"Hemalambī","bengali_samvat":1604,"malayalam_era":1373,"nanakshahi_year":728,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Daśamī · Vikram 2254 Sādhāraṇa · Śaka 2119 Hemalambī"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"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":"2197-12-04T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga December 4, 2197 CE · Vidhyamitra","description":"Vedic pañchāṅga for December 4, 2197 CE: Kṛṣṇa Daśamī · Uttara Phalgunī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2197-12-04","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2197-12-04","sa":"https://sa.vidhyamitra.com/day/2197-12-04","hi":"https://hi.vidhyamitra.com/day/2197-12-04","x-default":"https://vidhyamitra.com/day/2197-12-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T11:19:27.501Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-22T11:19:27.501Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}