{"id":"vidhyamitra:day:1892-02-09:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1892-02-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1892-02-09","date_display":"February 9, 1892 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":1892,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2412137.770833,"kali_year":4993,"ahargana":1823672.2708,"sun":{"sidereal_longitude":297.7792,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":72.8784,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.0992,"elapsed_within_tithi_degrees":3.0992},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.8784,"elapsed_within_degrees":6.2117},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.6576},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1892,"month":2,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2412137.770833,"ahargana":1823672.2708,"kali_year":4993,"ayanamsa_lahiri":22.3458,"grahas":{"sun":{"sidereal_longitude":297.454556,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":72.865456,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":2.8794},"mars":{"sidereal_longitude":228.62385599999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":280.71935600000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":330.36115599999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":333.03675599999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":157.96925599999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":33.067,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":213.067,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":1892,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2412137.770833,"kali_year":4993,"ahargana":1823672.2708,"sun":{"sidereal_longitude":297.7792,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":72.8784,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.0992,"elapsed_within_tithi_degrees":3.0992},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":72.8784,"elapsed_within_degrees":6.2117},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.6576},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.879,"elongation":135.099},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.879,"opposition_distance":44.901}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1949,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1814,"saka_samvatsara":"Nandana","bengali_samvat":1299,"malayalam_era":1068,"nanakshahi_year":423,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Dvādaśī · Vikram 1949 Viśvāvasu · Śaka 1814 Nandana"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"1892-02-09T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga February 9, 1892 CE · Vidhyamitra","description":"Vedic pañchāṅga for February 9, 1892 CE: Śukla Dvādaśī · Ārdrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1892-02-09","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1892-02-09","sa":"https://sa.vidhyamitra.com/day/1892-02-09","hi":"https://hi.vidhyamitra.com/day/1892-02-09","x-default":"https://vidhyamitra.com/day/1892-02-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T04:25:04.686Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-15T04:25:04.686Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}