{"id":"vidhyamitra:day:2143-04-12:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2143-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2143-04-12","date_display":"April 12, 2143 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":2143,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503875.770833,"kali_year":5244,"ahargana":1915410.2708,"sun":{"sidereal_longitude":355.7897,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":318.0741,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.2843,"elapsed_within_tithi_degrees":10.2843},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":318.0741,"elapsed_within_degrees":11.4074},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.8638},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2143,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2503875.770833,"ahargana":1915410.2708,"kali_year":5244,"ayanamsa_lahiri":25.8545,"grahas":{"sun":{"sidereal_longitude":355.97619,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":319.70189000000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":4.3312},"mars":{"sidereal_longitude":23.907690000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":338.06209,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":33.99049000000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":38.51098999999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":332.47948999999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":212.3463,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.3463,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"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":2143,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503875.770833,"kali_year":5244,"ahargana":1915410.2708,"sun":{"sidereal_longitude":355.7897,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":318.0741,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.2843,"elapsed_within_tithi_degrees":10.2843},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":318.0741,"elapsed_within_degrees":11.4074},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.8638},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.331,"elongation":37.716},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.331,"opposition_distance":142.284}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2200,"vikram_samvatsara":"Nala","saka_samvat":2065,"saka_samvatsara":"Śobhana","bengali_samvat":1550,"malayalam_era":1319,"nanakshahi_year":674,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Dvādaśī · Vikram 2200 Nala · Śaka 2065 Śobhana"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"2143-04-12T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga April 12, 2143 CE · Vidhyamitra","description":"Vedic pañchāṅga for April 12, 2143 CE: Kṛṣṇa Dvādaśī · Śatabhiṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2143-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2143-04-12","sa":"https://sa.vidhyamitra.com/day/2143-04-12","hi":"https://hi.vidhyamitra.com/day/2143-04-12","x-default":"https://vidhyamitra.com/day/2143-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T20:11:28.816Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-18T20:11:28.816Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}