{"id":"vidhyamitra:city-day:ayodhya:2280-04-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2280-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2280-04-12","date_display":"April 12, 2280 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":2280,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2553914.770833,"kali_year":5381,"ahargana":1965449.2708,"sun":{"sidereal_longitude":354.3692,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":129.6287,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.2594,"elapsed_within_tithi_degrees":3.2594},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.6287,"elapsed_within_degrees":9.6287},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.9979},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2280,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2553914.770833,"ahargana":1965449.2708,"kali_year":5381,"ayanamsa_lahiri":27.7683,"grahas":{"sun":{"sidereal_longitude":354.87233200000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":131.318332,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":3.3734},"mars":{"sidereal_longitude":343.007932,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":6.910632000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":237.98963200000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":355.970032,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":216.493332,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":81.0392,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":261.0392,"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":2280,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2553914.770833,"kali_year":5381,"ahargana":1965449.2708,"sun":{"sidereal_longitude":354.3692,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":129.6287,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.2594,"elapsed_within_tithi_degrees":3.2594},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.6287,"elapsed_within_degrees":9.6287},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.9979},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.373,"elongation":135.259},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.373,"opposition_distance":44.741}},"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":"05:40","sunsetLocal":"18:24","solarNoonLocal":"12:02","dayLengthHours":12.724855755002672,"dayLengthDisplay":"12 Hours 43 Mins 29 Secs","nightLengthDisplay":"11 Hours 16 Mins 31 Secs","moonriseLocal":"14:49","moonsetLocal":"03:27","rahuKala":{"name":"Rāhu Kāla","start":"07:16","end":"08:51","startHours":7.265304111199687,"endHours":8.855911080575021,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"12:02","startHours":10.446518049950356,"endHours":12.03712501932569,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:38","end":"15:13","startHours":13.627731988701022,"endHours":15.218338958076357,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:04","startHours":8.643830151324977,"endHours":9.067992009825065,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:12","end":"06:33","startHours":6.204899464949465,"endHours":6.5442289517495364,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:28","startHours":11.6129631608256,"endHours":12.461286877825778,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:59","end":"04:50","startHours":3.978049707823997,"endHours":4.826373424824175,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:37","end":"05:40","startHours":4.61429249557413,"endHours":5.674697141824353,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.157934311826136,"endHours":15.006258028826315,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.199552896827026,"endHours":18.599552896827024,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:56","startHours":18.399552896827025,"endHours":18.929755219952135,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.149552896827025,"endHours":19.899552896827025,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:28","startHours":23.6129631608256,"endHours":24.461286877825778,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:40","end":"07:16","startHours":5.674697141824353,"endHours":7.265304111199687,"quality":"auspicious"},{"name":"Kāla","start":"07:16","end":"08:51","startHours":7.265304111199687,"endHours":8.855911080575021,"quality":"inauspicious"},{"name":"Śubha","start":"08:51","end":"10:27","startHours":8.855911080575021,"endHours":10.446518049950356,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"12:02","startHours":10.446518049950356,"endHours":12.03712501932569,"quality":"inauspicious"},{"name":"Udveg","start":"12:02","end":"13:38","startHours":12.03712501932569,"endHours":13.627731988701022,"quality":"inauspicious"},{"name":"Chala","start":"13:38","end":"15:13","startHours":13.627731988701022,"endHours":15.218338958076357,"quality":"neutral"},{"name":"Labha","start":"15:13","end":"16:49","startHours":15.218338958076357,"endHours":16.808945927451692,"quality":"auspicious"},{"name":"Amṛta","start":"16:49","end":"18:24","startHours":16.808945927451692,"endHours":18.399552896827025,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:24","end":"19:49","startHours":18.399552896827025,"endHours":19.808945927451692,"quality":"neutral"},{"name":"Labha","start":"19:49","end":"21:13","startHours":19.808945927451692,"endHours":21.21833895807636,"quality":"auspicious"},{"name":"Amṛta","start":"21:13","end":"22:38","startHours":21.21833895807636,"endHours":22.627731988701022,"quality":"auspicious"},{"name":"Kāla","start":"22:38","end":"00:02","startHours":22.627731988701022,"endHours":24.03712501932569,"quality":"inauspicious"},{"name":"Śubha","start":"00:02","end":"01:27","startHours":24.03712501932569,"endHours":25.446518049950356,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"02:51","startHours":25.446518049950356,"endHours":26.85591108057502,"quality":"inauspicious"},{"name":"Udveg","start":"02:51","end":"04:16","startHours":26.85591108057502,"endHours":28.265304111199686,"quality":"inauspicious"},{"name":"Chala","start":"04:16","end":"05:40","startHours":28.265304111199686,"endHours":29.674697141824353,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.674697141824353,"endHours":6.674697141824353,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.674697141824353,"endHours":7.674697141824353,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.674697141824353,"endHours":8.674697141824353,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.674697141824353,"endHours":9.674697141824353,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.674697141824353,"endHours":10.674697141824353,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.674697141824353,"endHours":11.674697141824353,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.674697141824353,"endHours":12.674697141824353,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.674697141824353,"endHours":13.674697141824353,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.674697141824353,"endHours":14.674697141824353,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.674697141824353,"endHours":15.674697141824353,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.674697141824353,"endHours":16.674697141824353,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.674697141824353,"endHours":17.674697141824353,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.674697141824353,"endHours":18.674697141824353,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.674697141824353,"endHours":19.674697141824353,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.674697141824353,"endHours":20.674697141824353,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.674697141824353,"endHours":21.674697141824353,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.674697141824353,"endHours":22.674697141824353,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.674697141824353,"endHours":23.674697141824353,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.674697141824353,"endHours":24.674697141824353,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.674697141824353,"endHours":25.674697141824353,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.674697141824353,"endHours":26.674697141824353,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.674697141824353,"endHours":27.674697141824353,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.674697141824353,"endHours":28.674697141824353,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.674697141824353,"endHours":29.674697141824353,"planetary_lord":"Venus"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","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":8.807029787666426,"eotMinutes":-1.043501159541278,"ayanamsa":27.7683}},"calendars":{"vikram_samvat":2337,"vikram_samvatsara":"Śrīmukha","saka_samvat":2202,"saka_samvatsara":"Raudra","bengali_samvat":1687,"malayalam_era":1456,"nanakshahi_year":811,"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 Dvādaśī · Vikram 2337 Śrīmukha · Śaka 2202 Raudra"},"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":[]},"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 12, 2280 CE · Ayodhyā · Vidhyamitra","description":"April 12, 2280 CE for Ayodhyā: Śukla Dvādaśī, sūryodaya 05:40, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2280-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2280-04-12","sa":"https://sa.vidhyamitra.com/city/ayodhya/2280-04-12","hi":"https://hi.vidhyamitra.com/city/ayodhya/2280-04-12","x-default":"https://vidhyamitra.com/city/ayodhya/2280-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:29:47.849Z","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":"2026-06-01T01:29:47.849Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:29:47.849Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}