{"id":"vidhyamitra:day:2315-12-23:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2315-12-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2315-12-23","date_display":"December 23, 2315 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":2315,"month":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2566951.770833,"kali_year":5417,"ahargana":1978486.2708,"sun":{"sidereal_longitude":240.6536,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":186.5865,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.9329,"elapsed_within_tithi_degrees":5.9329},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":186.5865,"elapsed_within_degrees":13.2532},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.2401},"karana":{"half_tithi_index":50,"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":2315,"month":12,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2566951.770833,"ahargana":1978486.2708,"kali_year":5417,"ayanamsa_lahiri":28.2669,"grahas":{"sun":{"sidereal_longitude":241.77232300000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":186.93992300000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":4.3719},"mars":{"sidereal_longitude":291.776923,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":225.77302299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":231.29922299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":284.40222300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":276.89272300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":110.2762,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.2762,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2315,"month":12,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2566951.770833,"kali_year":5417,"ahargana":1978486.2708,"sun":{"sidereal_longitude":240.6536,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":186.5865,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.9329,"elapsed_within_tithi_degrees":5.9329},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":186.5865,"elapsed_within_degrees":13.2532},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":67.2401},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.372,"elongation":54.067},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.372,"opposition_distance":125.933}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2372,"vikram_samvatsara":"Kīlaka","saka_samvat":2237,"saka_samvatsara":"Manmatha","bengali_samvat":1722,"malayalam_era":1491,"nanakshahi_year":846,"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 Ekādaśī · Vikram 2372 Kīlaka · Śaka 2237 Manmatha"},"festivals":[{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"2315-12-23T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga December 23, 2315 CE · Vidhyamitra","description":"Vedic pañchāṅga for December 23, 2315 CE: Kṛṣṇa Ekādaśī · Citrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2315-12-23","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2315-12-23","sa":"https://sa.vidhyamitra.com/day/2315-12-23","hi":"https://hi.vidhyamitra.com/day/2315-12-23","x-default":"https://vidhyamitra.com/day/2315-12-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T05:11:55.713Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-03T05:11:55.713Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}