{"id":"vidhyamitra:city-day:lucknow:1966-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1966-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-02-01","date_display":"February 1, 1966 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":1966,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439157.770833,"kali_year":5067,"ahargana":1850692.2708,"sun":{"sidereal_longitude":288.4516,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":48.1641,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.7126,"elapsed_within_tithi_degrees":11.7126},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":48.1641,"elapsed_within_degrees":8.1641},"yoga":{"number":26,"name":"Indra","sum_longitude":336.6157},"karana":{"half_tithi_index":19,"name":"Gara"},"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":1966,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439157.770833,"ahargana":1850692.2708,"kali_year":5067,"ayanamsa_lahiri":23.3792,"grahas":{"sun":{"sidereal_longitude":288.354294,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":45.185294,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":0.5281},"mars":{"sidereal_longitude":308.49719400000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":285.265094,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":58.79819399999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":279.519894,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":322.66189399999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":41.4173,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":221.4173,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"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":1966,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439157.770833,"kali_year":5067,"ahargana":1850692.2708,"sun":{"sidereal_longitude":288.4516,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":48.1641,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.7126,"elapsed_within_tithi_degrees":11.7126},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":48.1641,"elapsed_within_degrees":8.1641},"yoga":{"number":26,"name":"Indra","sum_longitude":336.6157},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.528,"elongation":119.713},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.528,"opposition_distance":60.287}},"eclipse_window_40days":[]},"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"06:52","sunsetLocal":"17:48","solarNoonLocal":"12:20","dayLengthHours":10.924962199125204,"dayLengthDisplay":"10 Hours 55 Mins 30 Secs","nightLengthDisplay":"13 Hours 04 Mins 30 Secs","moonriseLocal":"13:18","moonsetLocal":"02:57","rahuKala":{"name":"Rāhu Kāla","start":"15:04","end":"16:26","startHours":15.062983018404562,"endHours":16.428603293295215,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:36","end":"10:58","startHours":9.60050191884196,"endHours":10.966122193732613,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:20","end":"13:42","startHours":12.331742468623261,"endHours":13.697362743513914,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:47","startHours":9.418419215523208,"endHours":9.782584622160714,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:37","startHours":7.324468127357544,"endHours":7.615800452667549,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:42","startHours":11.967577061985754,"endHours":12.695907875260769,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:08","startHours":5.412599742510633,"endHours":6.140930555785647,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:52","startHours":5.958847852466893,"endHours":6.86926136906066,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:53","startHours":14.152569501810795,"endHours":14.880900315085809,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.594223568185864,"endHours":17.994223568185863,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:15","startHours":17.794223568185863,"endHours":18.249430326482745,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.544223568185863,"endHours":19.294223568185863,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:42","startHours":23.967577061985754,"endHours":24.69590787526077,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:52","end":"08:14","startHours":6.86926136906066,"endHours":8.234881643951312,"quality":"inauspicious"},{"name":"Udveg","start":"08:14","end":"09:36","startHours":8.234881643951312,"endHours":9.60050191884196,"quality":"inauspicious"},{"name":"Chala","start":"09:36","end":"10:58","startHours":9.60050191884196,"endHours":10.966122193732613,"quality":"neutral"},{"name":"Labha","start":"10:58","end":"12:20","startHours":10.966122193732613,"endHours":12.331742468623261,"quality":"auspicious"},{"name":"Amṛta","start":"12:20","end":"13:42","startHours":12.331742468623261,"endHours":13.697362743513914,"quality":"auspicious"},{"name":"Kāla","start":"13:42","end":"15:04","startHours":13.697362743513914,"endHours":15.062983018404562,"quality":"inauspicious"},{"name":"Śubha","start":"15:04","end":"16:26","startHours":15.062983018404562,"endHours":16.428603293295215,"quality":"auspicious"},{"name":"Roga","start":"16:26","end":"17:48","startHours":16.428603293295215,"endHours":17.794223568185863,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:48","end":"19:26","startHours":17.794223568185863,"endHours":19.42860329329521,"quality":"inauspicious"},{"name":"Śubha","start":"19:26","end":"21:04","startHours":19.42860329329521,"endHours":21.062983018404562,"quality":"auspicious"},{"name":"Roga","start":"21:04","end":"22:42","startHours":21.062983018404562,"endHours":22.697362743513914,"quality":"inauspicious"},{"name":"Udveg","start":"22:42","end":"00:20","startHours":22.697362743513914,"endHours":24.33174246862326,"quality":"inauspicious"},{"name":"Chala","start":"00:20","end":"01:58","startHours":24.33174246862326,"endHours":25.96612219373261,"quality":"neutral"},{"name":"Labha","start":"01:58","end":"03:36","startHours":25.96612219373261,"endHours":27.60050191884196,"quality":"auspicious"},{"name":"Amṛta","start":"03:36","end":"05:14","startHours":27.60050191884196,"endHours":29.23488164395131,"quality":"auspicious"},{"name":"Kāla","start":"05:14","end":"06:52","startHours":29.23488164395131,"endHours":30.86926136906066,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.86926136906066,"endHours":7.86926136906066,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.86926136906066,"endHours":8.86926136906066,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.86926136906066,"endHours":9.86926136906066,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.86926136906066,"endHours":10.86926136906066,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.86926136906066,"endHours":11.86926136906066,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.86926136906066,"endHours":12.86926136906066,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.86926136906066,"endHours":13.86926136906066,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.86926136906066,"endHours":14.86926136906066,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.86926136906066,"endHours":15.86926136906066,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.86926136906066,"endHours":16.86926136906066,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.86926136906066,"endHours":17.86926136906066,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.86926136906066,"endHours":18.86926136906066,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.86926136906066,"endHours":19.86926136906066,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.86926136906066,"endHours":20.86926136906066,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.86926136906066,"endHours":21.86926136906066,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.86926136906066,"endHours":22.86926136906066,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.86926136906066,"endHours":23.86926136906066,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.86926136906066,"endHours":24.86926136906066,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.86926136906066,"endHours":25.86926136906066,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.86926136906066,"endHours":26.86926136906066,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.86926136906066,"endHours":27.86926136906066,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.86926136906066,"endHours":28.86926136906066,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.86926136906066,"endHours":29.86926136906066,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.86926136906066,"endHours":30.86926136906066,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.26595591977604,"eotMinutes":-13.689348117395623,"ayanamsa":23.3792}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Daśamī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"lucknow"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 1966 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"February 1, 1966 CE for Lucknow, Uttar Pradesh: Śukla Daśamī, sūryodaya 06:52, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1966-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1966-02-01","sa":"https://sa.vidhyamitra.com/city/lucknow/1966-02-01","hi":"https://hi.vidhyamitra.com/city/lucknow/1966-02-01","x-default":"https://vidhyamitra.com/city/lucknow/1966-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:24:01.730Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-01T19:24:01.730Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:24:01.730Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}