{"id":"vidhyamitra:day:1676-02-28:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1676-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1676-02-28","date_display":"February 28, 1676 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":1676,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2333264.770833,"kali_year":4777,"ahargana":1744799.2708,"sun":{"sidereal_longitude":320.9218,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":123.2007,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":162.2789,"elapsed_within_tithi_degrees":6.2789},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":123.2007,"elapsed_within_degrees":3.2007},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.1225},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":1676,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2333264.770833,"ahargana":1744799.2708,"kali_year":4777,"ayanamsa_lahiri":19.3292,"grahas":{"sun":{"sidereal_longitude":320.01078500000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":123.106785,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":-3.4988},"mars":{"sidereal_longitude":289.169985,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":336.18008499999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":270.32968500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":348.017085,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":22.183985000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":252.1381,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":72.1381,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1676,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2333264.770833,"kali_year":4777,"ahargana":1744799.2708,"sun":{"sidereal_longitude":320.9218,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":123.2007,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":162.2789,"elapsed_within_tithi_degrees":6.2789},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":123.2007,"elapsed_within_degrees":3.2007},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.1225},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.499,"elongation":162.279},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.499,"opposition_distance":17.721}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1733,"vikram_samvatsara":"Śukla","saka_samvat":1598,"saka_samvatsara":"Nala","bengali_samvat":1083,"malayalam_era":852,"nanakshahi_year":207,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturdaśī · Vikram 1733 Śukla · Śaka 1598 Nala"},"festivals":[{"id":"holika-dahana","name":"Holikā Dahana","name_sanskrit":"होलिका दहन","tradition":"Vaishnava","associated_deity":"Bhagavān Narasiṁha (Prahlāda-rakṣaka)","significance":"Burning of Holikā; Prahlāda saved by Hari. Eve of Holi.","vrata":true,"detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":2,"sources":["Bhāgavata 7.5"]}],"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":"1676-02-28T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga February 28, 1676 CE · Vidhyamitra","description":"Vedic pañchāṅga for February 28, 1676 CE: Śukla Caturdaśī · Maghā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1676-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1676-02-28","sa":"https://sa.vidhyamitra.com/day/1676-02-28","hi":"https://hi.vidhyamitra.com/day/1676-02-28","x-default":"https://vidhyamitra.com/day/1676-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T03:02:40.310Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-04T03:02:40.310Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}