{"id":"vidhyamitra:city-day:ayodhya:1815-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1815-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1815-04-01","date_display":"April 1, 1815 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":1815,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384064.770833,"kali_year":4916,"ahargana":1795599.2708,"sun":{"sidereal_longitude":349.7751,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":251.41,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.6349,"elapsed_within_tithi_degrees":9.6349},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":251.41,"elapsed_within_degrees":11.41},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.1851},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1815,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384064.770833,"ahargana":1795599.2708,"kali_year":4916,"ayanamsa_lahiri":21.2721,"grahas":{"sun":{"sidereal_longitude":349.183451,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":251.82145100000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false,"latitude":0.711},"mars":{"sidereal_longitude":282.01655099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":328.191951,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":165.24355100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":14.734351000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":290.76245100000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":80.5096,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.5096,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1815,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384064.770833,"kali_year":4916,"ahargana":1795599.2708,"sun":{"sidereal_longitude":349.7751,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":251.41,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.6349,"elapsed_within_tithi_degrees":9.6349},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":251.41,"elapsed_within_degrees":11.41},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.1851},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.711,"elongation":98.365},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.711,"opposition_distance":81.635}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:53","sunsetLocal":"18:18","solarNoonLocal":"12:06","dayLengthHours":12.40418736762907,"dayLengthDisplay":"12 Hours 24 Mins 15 Secs","nightLengthDisplay":"11 Hours 35 Mins 45 Secs","moonriseLocal":"00:24","moonsetLocal":"10:48","rahuKala":{"name":"Rāhu Kāla","start":"08:59","end":"10:32","startHours":8.991091426445257,"endHours":10.54161484739889,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:39","end":"15:12","startHours":13.64266168930616,"endHours":15.193185110259792,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:53","end":"07:26","startHours":5.890044584537989,"endHours":7.440568005491623,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:47","end":"09:12","startHours":8.784354970318105,"endHours":9.197827882572408,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:44","startHours":6.406885724855867,"endHours":6.737664054659309,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:30","startHours":11.678665356098222,"endHours":12.505611180606827,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:14","end":"05:04","startHours":4.23615293552078,"endHours":5.063098760029384,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:51","end":"05:53","startHours":4.856362303902234,"endHours":5.890044584537989,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:59","startHours":14.159502829624035,"endHours":14.986448654132639,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.09423195216706,"endHours":18.49423195216706,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:49","startHours":18.29423195216706,"endHours":18.81107309248494,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.04423195216706,"endHours":19.79423195216706,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:30","startHours":23.67866535609822,"endHours":24.505611180606827,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:53","end":"07:26","startHours":5.890044584537989,"endHours":7.440568005491623,"quality":"inauspicious"},{"name":"Śubha","start":"07:26","end":"08:59","startHours":7.440568005491623,"endHours":8.991091426445257,"quality":"auspicious"},{"name":"Roga","start":"08:59","end":"10:32","startHours":8.991091426445257,"endHours":10.54161484739889,"quality":"inauspicious"},{"name":"Udveg","start":"10:32","end":"12:06","startHours":10.54161484739889,"endHours":12.092138268352524,"quality":"inauspicious"},{"name":"Chala","start":"12:06","end":"13:39","startHours":12.092138268352524,"endHours":13.64266168930616,"quality":"neutral"},{"name":"Labha","start":"13:39","end":"15:12","startHours":13.64266168930616,"endHours":15.193185110259792,"quality":"auspicious"},{"name":"Amṛta","start":"15:12","end":"16:45","startHours":15.193185110259792,"endHours":16.743708531213425,"quality":"auspicious"},{"name":"Kāla","start":"16:45","end":"18:18","startHours":16.743708531213425,"endHours":18.29423195216706,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:18","end":"19:45","startHours":18.29423195216706,"endHours":19.743708531213425,"quality":"auspicious"},{"name":"Amṛta","start":"19:45","end":"21:12","startHours":19.743708531213425,"endHours":21.19318511025979,"quality":"auspicious"},{"name":"Kāla","start":"21:12","end":"22:39","startHours":21.19318511025979,"endHours":22.64266168930616,"quality":"inauspicious"},{"name":"Śubha","start":"22:39","end":"00:06","startHours":22.64266168930616,"endHours":24.092138268352524,"quality":"auspicious"},{"name":"Roga","start":"00:06","end":"01:32","startHours":24.092138268352524,"endHours":25.54161484739889,"quality":"inauspicious"},{"name":"Udveg","start":"01:32","end":"02:59","startHours":25.54161484739889,"endHours":26.99109142644526,"quality":"inauspicious"},{"name":"Chala","start":"02:59","end":"04:26","startHours":26.99109142644526,"endHours":28.440568005491624,"quality":"neutral"},{"name":"Labha","start":"04:26","end":"05:53","startHours":28.440568005491624,"endHours":29.89004458453799,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:53","end":"06:53","startHours":5.890044584537989,"endHours":6.890044584537989,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:53","end":"07:53","startHours":6.890044584537989,"endHours":7.890044584537989,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:53","end":"08:53","startHours":7.890044584537989,"endHours":8.89004458453799,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:53","end":"09:53","startHours":8.89004458453799,"endHours":9.89004458453799,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:53","end":"10:53","startHours":9.89004458453799,"endHours":10.89004458453799,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:53","end":"11:53","startHours":10.89004458453799,"endHours":11.89004458453799,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:53","end":"12:53","startHours":11.89004458453799,"endHours":12.89004458453799,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:53","end":"13:53","startHours":12.89004458453799,"endHours":13.89004458453799,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:53","end":"14:53","startHours":13.89004458453799,"endHours":14.89004458453799,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:53","end":"15:53","startHours":14.89004458453799,"endHours":15.89004458453799,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:53","end":"16:53","startHours":15.89004458453799,"endHours":16.89004458453799,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:53","end":"17:53","startHours":16.89004458453799,"endHours":17.89004458453799,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:53","end":"18:53","startHours":17.89004458453799,"endHours":18.89004458453799,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:53","end":"19:53","startHours":18.89004458453799,"endHours":19.89004458453799,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:53","end":"20:53","startHours":19.89004458453799,"endHours":20.89004458453799,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:53","end":"21:53","startHours":20.89004458453799,"endHours":21.89004458453799,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:53","end":"22:53","startHours":21.89004458453799,"endHours":22.89004458453799,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:53","end":"23:53","startHours":22.89004458453799,"endHours":23.89004458453799,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:53","end":"00:53","startHours":23.89004458453799,"endHours":24.89004458453799,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:53","end":"01:53","startHours":24.89004458453799,"endHours":25.89004458453799,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:53","end":"02:53","startHours":25.89004458453799,"endHours":26.89004458453799,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:53","end":"03:53","startHours":26.89004458453799,"endHours":27.89004458453799,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:53","end":"04:53","startHours":27.89004458453799,"endHours":28.89004458453799,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:53","end":"05:53","startHours":28.89004458453799,"endHours":29.89004458453799,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":4.139069593902021,"eotMinutes":-4.344296101151456,"ayanamsa":21.2721}},"calendars":{"vikram_samvat":1872,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1737,"saka_samvatsara":"Yuva","bengali_samvat":1222,"malayalam_era":991,"nanakshahi_year":346,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Saptamī · Vikram 1872 Sarvadhāri · Śaka 1737 Yuva"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 1, 1815 CE · Ayodhyā · Vidhyamitra","description":"April 1, 1815 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 05:53, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1815-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1815-04-01","sa":"https://sa.vidhyamitra.com/city/ayodhya/1815-04-01","hi":"https://hi.vidhyamitra.com/city/ayodhya/1815-04-01","x-default":"https://vidhyamitra.com/city/ayodhya/1815-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T21:32:26.019Z","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":"2026-05-21T21:32:26.019Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T21:32:26.019Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}