{"id":"vidhyamitra:city-day:lucknow:2012-05-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/2012-05-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-05-21","date_display":"May 21, 2012 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":2012,"month":5,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456068.770833,"kali_year":5114,"ahargana":1867603.2708,"sun":{"sidereal_longitude":36.2873,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":37.7533,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.466,"elapsed_within_tithi_degrees":1.466},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.7533,"elapsed_within_degrees":11.0866},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.0406},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2012,"month":5,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456068.770833,"ahargana":1867603.2708,"kali_year":5114,"ayanamsa_lahiri":24.026,"grahas":{"sun":{"sidereal_longitude":36.371869000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":36.97076900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":0.5975},"mars":{"sidereal_longitude":136.43896900000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":28.341368999999986,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":30.69076899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":59.289469,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":179.483469,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":225.3912,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":45.3912,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":5,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456068.770833,"kali_year":5114,"ahargana":1867603.2708,"sun":{"sidereal_longitude":36.2873,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":37.7533,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.466,"elapsed_within_tithi_degrees":1.466},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.7533,"elapsed_within_degrees":11.0866},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.0406},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":0.597,"elongation":1.466},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.597,"opposition_distance":178.534}},"eclipse_window_40days":[{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":0.597,"elongation":1.466}]},"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":"05:16","sunsetLocal":"18:50","solarNoonLocal":"12:03","dayLengthHours":13.568801590289237,"dayLengthDisplay":"13 Hours 34 Mins 08 Secs","nightLengthDisplay":"10 Hours 25 Mins 52 Secs","moonriseLocal":"05:19","moonsetLocal":"18:51","rahuKala":{"name":"Rāhu Kāla","start":"06:57","end":"08:39","startHours":6.956295773933569,"endHours":8.652395972719724,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:21","end":"12:03","startHours":10.348496171505879,"endHours":12.044596370292034,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:44","end":"15:26","startHours":13.740696569078189,"endHours":15.43679676786434,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:53","startHours":8.426249279548237,"endHours":8.87854266589121,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:50","end":"06:11","startHours":5.825562308076133,"endHours":6.187397017150513,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:30","startHours":11.592302983949057,"endHours":12.496889756635007,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:27","end":"04:21","startHours":3.4510220297755163,"endHours":4.355608802461465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:16","startHours":4.129462109289978,"endHours":5.2601955751474145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:13","startHours":14.306063302006905,"endHours":15.210650074692854,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:38","end":"19:02","startHours":18.62899716543665,"endHours":19.02899716543665,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:50","end":"19:24","startHours":18.82899716543665,"endHours":19.39436389836537,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:35","end":"20:20","startHours":18.57899716543665,"endHours":20.32899716543665,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:30","startHours":23.59230298394906,"endHours":24.496889756635007,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:16","end":"06:57","startHours":5.2601955751474145,"endHours":6.956295773933569,"quality":"auspicious"},{"name":"Kāla","start":"06:57","end":"08:39","startHours":6.956295773933569,"endHours":8.652395972719724,"quality":"inauspicious"},{"name":"Śubha","start":"08:39","end":"10:21","startHours":8.652395972719724,"endHours":10.348496171505879,"quality":"auspicious"},{"name":"Roga","start":"10:21","end":"12:03","startHours":10.348496171505879,"endHours":12.044596370292034,"quality":"inauspicious"},{"name":"Udveg","start":"12:03","end":"13:44","startHours":12.044596370292034,"endHours":13.740696569078189,"quality":"inauspicious"},{"name":"Chala","start":"13:44","end":"15:26","startHours":13.740696569078189,"endHours":15.43679676786434,"quality":"neutral"},{"name":"Labha","start":"15:26","end":"17:08","startHours":15.43679676786434,"endHours":17.132896966650495,"quality":"auspicious"},{"name":"Amṛta","start":"17:08","end":"18:50","startHours":17.132896966650495,"endHours":18.82899716543665,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:50","end":"20:08","startHours":18.82899716543665,"endHours":20.132896966650495,"quality":"neutral"},{"name":"Labha","start":"20:08","end":"21:26","startHours":20.132896966650495,"endHours":21.43679676786434,"quality":"auspicious"},{"name":"Amṛta","start":"21:26","end":"22:44","startHours":21.43679676786434,"endHours":22.740696569078185,"quality":"auspicious"},{"name":"Kāla","start":"22:44","end":"00:03","startHours":22.740696569078185,"endHours":24.044596370292034,"quality":"inauspicious"},{"name":"Śubha","start":"00:03","end":"01:21","startHours":24.044596370292034,"endHours":25.34849617150588,"quality":"auspicious"},{"name":"Roga","start":"01:21","end":"02:39","startHours":25.34849617150588,"endHours":26.652395972719724,"quality":"inauspicious"},{"name":"Udveg","start":"02:39","end":"03:57","startHours":26.652395972719724,"endHours":27.95629577393357,"quality":"inauspicious"},{"name":"Chala","start":"03:57","end":"05:16","startHours":27.95629577393357,"endHours":29.260195575147414,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:16","end":"06:16","startHours":5.2601955751474145,"endHours":6.2601955751474145,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:16","end":"07:16","startHours":6.2601955751474145,"endHours":7.2601955751474145,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:16","end":"08:16","startHours":7.2601955751474145,"endHours":8.260195575147414,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:16","end":"09:16","startHours":8.260195575147414,"endHours":9.260195575147414,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:16","end":"10:16","startHours":9.260195575147414,"endHours":10.260195575147414,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:16","end":"11:16","startHours":10.260195575147414,"endHours":11.260195575147414,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:16","end":"12:16","startHours":11.260195575147414,"endHours":12.260195575147414,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:16","end":"13:16","startHours":12.260195575147414,"endHours":13.260195575147414,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:16","end":"14:16","startHours":13.260195575147414,"endHours":14.260195575147414,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:16","end":"15:16","startHours":14.260195575147414,"endHours":15.260195575147414,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:16","end":"16:16","startHours":15.260195575147414,"endHours":16.260195575147414,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:16","end":"17:16","startHours":16.260195575147414,"endHours":17.260195575147414,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:16","end":"18:16","startHours":17.260195575147414,"endHours":18.260195575147414,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:16","end":"19:16","startHours":18.260195575147414,"endHours":19.260195575147414,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:16","end":"20:16","startHours":19.260195575147414,"endHours":20.260195575147414,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:16","end":"21:16","startHours":20.260195575147414,"endHours":21.260195575147414,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:16","end":"22:16","startHours":21.260195575147414,"endHours":22.260195575147414,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:16","end":"23:16","startHours":22.260195575147414,"endHours":23.260195575147414,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:16","end":"00:16","startHours":23.260195575147414,"endHours":24.260195575147414,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:16","end":"01:16","startHours":24.260195575147414,"endHours":25.260195575147414,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:16","end":"02:16","startHours":25.260195575147414,"endHours":26.260195575147414,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:16","end":"03:16","startHours":26.260195575147414,"endHours":27.260195575147414,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:16","end":"04:16","startHours":27.260195575147414,"endHours":28.260195575147414,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:16","end":"05:16","startHours":28.260195575147414,"endHours":29.260195575147414,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.231801711153526,"eotMinutes":3.539417782478063,"ayanamsa":24.026}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pratipada · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 May 21, 2012 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"May 21, 2012 CE for Lucknow, Uttar Pradesh: Śukla Pratipada, sūryodaya 05:16, sūryāsta 18:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/2012-05-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/2012-05-21","sa":"https://sa.vidhyamitra.com/city/lucknow/2012-05-21","hi":"https://hi.vidhyamitra.com/city/lucknow/2012-05-21","x-default":"https://vidhyamitra.com/city/lucknow/2012-05-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:06:08.410Z","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":"2026-05-31T02:06:08.410Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:06:08.410Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}