{"id":"vidhyamitra:city-day:patna:2016-04-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/patna/2016-04-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-04-11","date_display":"April 11, 2016 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2016,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457489.770833,"kali_year":5117,"ahargana":1869024.2708,"sun":{"sidereal_longitude":357.6123,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":44.9337,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.3214,"elapsed_within_tithi_degrees":11.3214},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.9337,"elapsed_within_degrees":4.9337},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.546},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":2016,"month":4,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457489.770833,"ahargana":1869024.2708,"kali_year":5117,"ayanamsa_lahiri":24.0804,"grahas":{"sun":{"sidereal_longitude":357.508476,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":47.60607600000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":-4.343},"mars":{"sidereal_longitude":224.34557599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":14.63997599999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":139.70507599999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":342.331776,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":231.89357599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":150.0998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":330.0998,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2016,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457489.770833,"kali_year":5117,"ahargana":1869024.2708,"sun":{"sidereal_longitude":357.6123,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":44.9337,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.3214,"elapsed_within_tithi_degrees":11.3214},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.9337,"elapsed_within_degrees":4.9337},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.546},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.343,"elongation":47.321},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.343,"opposition_distance":132.679}},"eclipse_window_40days":[]},"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"sunriseLocal":"05:31","sunsetLocal":"18:11","solarNoonLocal":"11:51","dayLengthHours":12.666665247622177,"dayLengthDisplay":"12 Hours 40 Mins 00 Secs","nightLengthDisplay":"11 Hours 20 Mins 00 Secs","moonriseLocal":"08:23","moonsetLocal":"21:59","rahuKala":{"name":"Rāhu Kāla","start":"07:06","end":"08:41","startHours":7.096205314482964,"endHours":8.679538470435737,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:16","end":"11:51","startHours":10.26287162638851,"endHours":11.846204782341282,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:26","end":"15:01","startHours":13.429537938294054,"endHours":15.012871094246826,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:28","end":"08:53","startHours":8.468427382975367,"endHours":8.890649557896106,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:23","startHours":6.040649877181116,"endHours":6.3784276171177074,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:25","end":"12:16","startHours":11.423982607420543,"endHours":12.26842695726202,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:49","end":"04:40","startHours":3.8239834588472355,"endHours":4.668427808688714,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:27","end":"05:31","startHours":4.457316721228344,"endHours":5.512872158530192,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:48","startHours":13.957315656944978,"endHours":14.801760006786456,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.97953740615237,"endHours":18.37953740615237,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:42","startHours":18.17953740615237,"endHours":18.707315124803294,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.92953740615237,"endHours":19.67953740615237,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:25","end":"00:16","startHours":23.42398260742054,"endHours":24.268426957262022,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:31","end":"07:06","startHours":5.512872158530192,"endHours":7.096205314482964,"quality":"auspicious"},{"name":"Kāla","start":"07:06","end":"08:41","startHours":7.096205314482964,"endHours":8.679538470435737,"quality":"inauspicious"},{"name":"Śubha","start":"08:41","end":"10:16","startHours":8.679538470435737,"endHours":10.26287162638851,"quality":"auspicious"},{"name":"Roga","start":"10:16","end":"11:51","startHours":10.26287162638851,"endHours":11.846204782341282,"quality":"inauspicious"},{"name":"Udveg","start":"11:51","end":"13:26","startHours":11.846204782341282,"endHours":13.429537938294054,"quality":"inauspicious"},{"name":"Chala","start":"13:26","end":"15:01","startHours":13.429537938294054,"endHours":15.012871094246826,"quality":"neutral"},{"name":"Labha","start":"15:01","end":"16:36","startHours":15.012871094246826,"endHours":16.596204250199598,"quality":"auspicious"},{"name":"Amṛta","start":"16:36","end":"18:11","startHours":16.596204250199598,"endHours":18.17953740615237,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:11","end":"19:36","startHours":18.17953740615237,"endHours":19.596204250199598,"quality":"neutral"},{"name":"Labha","start":"19:36","end":"21:01","startHours":19.596204250199598,"endHours":21.012871094246826,"quality":"auspicious"},{"name":"Amṛta","start":"21:01","end":"22:26","startHours":21.012871094246826,"endHours":22.429537938294054,"quality":"auspicious"},{"name":"Kāla","start":"22:26","end":"23:51","startHours":22.429537938294054,"endHours":23.84620478234128,"quality":"inauspicious"},{"name":"Śubha","start":"23:51","end":"01:16","startHours":23.84620478234128,"endHours":25.26287162638851,"quality":"auspicious"},{"name":"Roga","start":"01:16","end":"02:41","startHours":25.26287162638851,"endHours":26.679538470435737,"quality":"inauspicious"},{"name":"Udveg","start":"02:41","end":"04:06","startHours":26.679538470435737,"endHours":28.096205314482965,"quality":"inauspicious"},{"name":"Chala","start":"04:06","end":"05:31","startHours":28.096205314482965,"endHours":29.512872158530193,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.512872158530192,"endHours":6.512872158530192,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.512872158530192,"endHours":7.512872158530192,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.512872158530192,"endHours":8.512872158530193,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.512872158530193,"endHours":9.512872158530193,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.512872158530193,"endHours":10.512872158530193,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.512872158530193,"endHours":11.512872158530193,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.512872158530193,"endHours":12.512872158530193,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.512872158530193,"endHours":13.512872158530193,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.512872158530193,"endHours":14.512872158530193,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.512872158530193,"endHours":15.512872158530193,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.512872158530193,"endHours":16.512872158530193,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.512872158530193,"endHours":17.512872158530193,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.512872158530193,"endHours":18.512872158530193,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.512872158530193,"endHours":19.512872158530193,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.512872158530193,"endHours":20.512872158530193,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.512872158530193,"endHours":21.512872158530193,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.512872158530193,"endHours":22.512872158530193,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.512872158530193,"endHours":23.512872158530193,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.512872158530193,"endHours":24.512872158530193,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.512872158530193,"endHours":25.512872158530193,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.512872158530193,"endHours":26.512872158530193,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.512872158530193,"endHours":27.512872158530193,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.512872158530193,"endHours":28.512872158530193,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.512872158530193,"endHours":29.512872158530193,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.415073550585218,"eotMinutes":-1.322686940476858,"ayanamsa":24.0804}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Caturthī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7, 6.34-35.","step_count":5,"url":"/walk/chandra-walk","steps":[{"label":"BG 6.5","url":"/bhagavad-gita/6/5","purpose":"Lift the self by the Self; begin the walk with inner responsibility."},{"label":"BG 6.6","url":"/bhagavad-gita/6/6","purpose":"See the mind as friend when mastered and enemy when unmastered."},{"label":"BG 6.7","url":"/bhagavad-gita/6/7","purpose":"Stabilize the conquered mind in heat/cold, honor/dishonor, pleasure/pain."},{"label":"BG 6.34","url":"/bhagavad-gita/6/34","purpose":"Name the restless mind honestly before trying to discipline it."},{"label":"BG 6.35","url":"/bhagavad-gita/6/35","purpose":"Complete with abhyāsa and vairāgya: practice and detachment."}]},"reason":"Dedicated festival walk for Vināyaka Caturthī (monthly) is not live yet; Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"patna"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 11, 2016 CE · Patna, Bihar · Vidhyamitra","description":"April 11, 2016 CE for Patna, Bihar: Śukla Caturthī, sūryodaya 05:31, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/patna/2016-04-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/patna/2016-04-11","sa":"https://sa.vidhyamitra.com/city/patna/2016-04-11","hi":"https://hi.vidhyamitra.com/city/patna/2016-04-11","x-default":"https://vidhyamitra.com/city/patna/2016-04-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T09:31:29.881Z","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":"2026-08-10T09:31:29.881Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T09:31:29.881Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}