{"id":"vidhyamitra:city-day:ayodhya:2037-09-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2037-09-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2037-09-16","date_display":"September 16, 2037 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":2037,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465317.770833,"kali_year":5139,"ahargana":1876852.2708,"sun":{"sidereal_longitude":148.3351,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":230.3105,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.9754,"elapsed_within_tithi_degrees":9.9754},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.3105,"elapsed_within_degrees":3.6438},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.6455},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2037,"month":9,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465317.770833,"ahargana":1876852.2708,"kali_year":5139,"ayanamsa_lahiri":24.3798,"grahas":{"sun":{"sidereal_longitude":149.155489,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":234.2137889999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false,"latitude":3.1817},"mars":{"sidereal_longitude":36.550989000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":133.905389,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":88.985589,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":191.933489,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":133.58948899999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":95.3346,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":275.3346,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara 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":2037,"month":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465317.770833,"kali_year":5139,"ahargana":1876852.2708,"sun":{"sidereal_longitude":148.3351,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":230.3105,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.9754,"elapsed_within_tithi_degrees":9.9754},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.3105,"elapsed_within_degrees":3.6438},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.6455},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.182,"elongation":81.975},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.182,"opposition_distance":98.025}},"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":"05:46","sunsetLocal":"18:04","solarNoonLocal":"11:55","dayLengthHours":12.297601957917244,"dayLengthDisplay":"12 Hours 17 Mins 51 Secs","nightLengthDisplay":"11 Hours 42 Mins 09 Secs","moonriseLocal":"12:22","moonsetLocal":"22:49","rahuKala":{"name":"Rāhu Kāla","start":"11:55","end":"13:28","startHours":11.921928149487854,"endHours":13.459128394227509,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:19","end":"08:51","startHours":7.310327415268888,"endHours":8.847527660008543,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:23","end":"11:55","startHours":10.3847279047482,"endHours":11.921928149487854,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:03","startHours":8.64256762737659,"endHours":9.052487692640497,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:37","startHours":6.285527252109118,"endHours":6.613463304320244,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:20","startHours":11.512008084223947,"endHours":12.331848214751762,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:08","end":"04:57","startHours":4.1334469094736,"endHours":4.953287040001416,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:46","startHours":4.748327007369461,"endHours":5.773127170529232,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:47","startHours":13.971528475807396,"endHours":14.791368606335213,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.870729128446477,"endHours":18.270729128446476,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:35","startHours":18.070729128446477,"endHours":18.58312921002636,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.820729128446477,"endHours":19.570729128446477,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:20","startHours":23.512008084223947,"endHours":24.331848214751762,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:46","end":"07:19","startHours":5.773127170529232,"endHours":7.310327415268888,"quality":"auspicious"},{"name":"Amṛta","start":"07:19","end":"08:51","startHours":7.310327415268888,"endHours":8.847527660008543,"quality":"auspicious"},{"name":"Kāla","start":"08:51","end":"10:23","startHours":8.847527660008543,"endHours":10.3847279047482,"quality":"inauspicious"},{"name":"Śubha","start":"10:23","end":"11:55","startHours":10.3847279047482,"endHours":11.921928149487854,"quality":"auspicious"},{"name":"Roga","start":"11:55","end":"13:28","startHours":11.921928149487854,"endHours":13.459128394227509,"quality":"inauspicious"},{"name":"Udveg","start":"13:28","end":"15:00","startHours":13.459128394227509,"endHours":14.996328638967166,"quality":"inauspicious"},{"name":"Chala","start":"15:00","end":"16:32","startHours":14.996328638967166,"endHours":16.533528883706822,"quality":"neutral"},{"name":"Labha","start":"16:32","end":"18:04","startHours":16.533528883706822,"endHours":18.070729128446477,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:04","end":"19:32","startHours":18.070729128446477,"endHours":19.533528883706822,"quality":"inauspicious"},{"name":"Chala","start":"19:32","end":"21:00","startHours":19.533528883706822,"endHours":20.996328638967164,"quality":"neutral"},{"name":"Labha","start":"21:00","end":"22:28","startHours":20.996328638967164,"endHours":22.45912839422751,"quality":"auspicious"},{"name":"Amṛta","start":"22:28","end":"23:55","startHours":22.45912839422751,"endHours":23.921928149487854,"quality":"auspicious"},{"name":"Kāla","start":"23:55","end":"01:23","startHours":23.921928149487854,"endHours":25.3847279047482,"quality":"inauspicious"},{"name":"Śubha","start":"01:23","end":"02:51","startHours":25.3847279047482,"endHours":26.847527660008545,"quality":"auspicious"},{"name":"Roga","start":"02:51","end":"04:19","startHours":26.847527660008545,"endHours":28.310327415268887,"quality":"inauspicious"},{"name":"Udveg","start":"04:19","end":"05:46","startHours":28.310327415268887,"endHours":29.773127170529232,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:46","end":"06:46","startHours":5.773127170529232,"endHours":6.773127170529232,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:46","end":"07:46","startHours":6.773127170529232,"endHours":7.773127170529232,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:46","end":"08:46","startHours":7.773127170529232,"endHours":8.773127170529232,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:46","end":"09:46","startHours":8.773127170529232,"endHours":9.773127170529232,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:46","end":"10:46","startHours":9.773127170529232,"endHours":10.773127170529232,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:46","end":"11:46","startHours":10.773127170529232,"endHours":11.773127170529232,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:46","end":"12:46","startHours":11.773127170529232,"endHours":12.773127170529232,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:46","end":"13:46","startHours":12.773127170529232,"endHours":13.773127170529232,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:46","end":"14:46","startHours":13.773127170529232,"endHours":14.773127170529232,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:46","end":"15:46","startHours":14.773127170529232,"endHours":15.773127170529232,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:46","end":"16:46","startHours":15.773127170529232,"endHours":16.773127170529232,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:46","end":"17:46","startHours":16.773127170529232,"endHours":17.773127170529232,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:46","end":"18:46","startHours":17.773127170529232,"endHours":18.773127170529232,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:46","end":"19:46","startHours":18.773127170529232,"endHours":19.773127170529232,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:46","end":"20:46","startHours":19.773127170529232,"endHours":20.773127170529232,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:46","end":"21:46","startHours":20.773127170529232,"endHours":21.773127170529232,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:46","end":"22:46","startHours":21.773127170529232,"endHours":22.773127170529232,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:46","end":"23:46","startHours":22.773127170529232,"endHours":23.773127170529232,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:46","end":"00:46","startHours":23.773127170529232,"endHours":24.773127170529232,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:46","end":"01:46","startHours":24.773127170529232,"endHours":25.773127170529232,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:46","end":"02:46","startHours":25.773127170529232,"endHours":26.773127170529232,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:46","end":"03:46","startHours":26.773127170529232,"endHours":27.773127170529232,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:46","end":"04:46","startHours":27.773127170529232,"endHours":28.773127170529232,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:46","end":"05:46","startHours":28.773127170529232,"endHours":29.773127170529232,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.5666316191667313,"eotMinutes":5.868311030728706,"ayanamsa":24.3798}},"calendars":{"vikram_samvat":2094,"vikram_samvatsara":"Pramoda","saka_samvat":1959,"saka_samvatsara":"Piṅgala","bengali_samvat":1444,"malayalam_era":1213,"nanakshahi_year":568,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Saptamī · Vikram 2094 Pramoda · Śaka 1959 Piṅgala"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"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 September 16, 2037 CE · Ayodhyā · Vidhyamitra","description":"September 16, 2037 CE for Ayodhyā: Śukla Saptamī, sūryodaya 05:46, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2037-09-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2037-09-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/2037-09-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/2037-09-16","x-default":"https://vidhyamitra.com/city/ayodhya/2037-09-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T15:59:59.530Z","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":"2026-05-15T15:59:59.530Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T15:59:59.530Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}