{"id":"vidhyamitra:city-day:ayodhya:2287-09-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2287-09-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2287-09-12","date_display":"September 12, 2287 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":2287,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2556623.770833,"kali_year":5389,"ahargana":1968158.2708,"sun":{"sidereal_longitude":139.9065,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":181.4867,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.5802,"elapsed_within_tithi_degrees":5.5802},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":181.4867,"elapsed_within_degrees":8.1533},"yoga":{"number":25,"name":"Brahma","sum_longitude":321.3931},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2287,"month":9,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2556623.770833,"ahargana":1968158.2708,"kali_year":5389,"ayanamsa_lahiri":27.8719,"grahas":{"sun":{"sidereal_longitude":141.31442900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":183.08912899999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":-4.0432},"mars":{"sidereal_longitude":300.7560289999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":119.63792899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":107.79832899999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":94.43092899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":291.757929,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":297.5034,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":117.5034,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":"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":2287,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2556623.770833,"kali_year":5389,"ahargana":1968158.2708,"sun":{"sidereal_longitude":139.9065,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":181.4867,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.5802,"elapsed_within_tithi_degrees":5.5802},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":181.4867,"elapsed_within_degrees":8.1533},"yoga":{"number":25,"name":"Brahma","sum_longitude":321.3931},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.043,"elongation":41.58},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.043,"opposition_distance":138.42}},"eclipse_window_40days":[{"offset_days":-19,"type":"lunar","occurs":true,"moon_latitude":0.207,"opposition_distance":0.472}]},"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":"05:44","sunsetLocal":"18:09","solarNoonLocal":"11:57","dayLengthHours":12.413728323811519,"dayLengthDisplay":"12 Hours 24 Mins 49 Secs","nightLengthDisplay":"11 Hours 35 Mins 11 Secs","moonriseLocal":"09:05","moonsetLocal":"20:22","rahuKala":{"name":"Rāhu Kāla","start":"07:17","end":"08:51","startHours":7.29152661943759,"endHours":8.84324265991403,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:24","end":"11:57","startHours":10.39495870039047,"endHours":11.94667474086691,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:30","end":"15:03","startHours":13.49839078134335,"endHours":15.050106821819789,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.636347187850504,"endHours":9.050138131977555,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.257049259119964,"endHours":6.588082014421604,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:22","startHours":11.53288379673986,"endHours":12.360465684993962,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:55","startHours":4.084646802452948,"endHours":4.91222869070705,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:44","startHours":4.705333218643524,"endHours":5.73981057896115,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:51","startHours":14.015629461502165,"endHours":14.843211349756267,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.95353890277267,"endHours":18.35353890277267,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:40","startHours":18.15353890277267,"endHours":18.670777582931482,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.90353890277267,"endHours":19.65353890277267,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:22","startHours":23.53288379673986,"endHours":24.36046568499396,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:44","end":"07:17","startHours":5.73981057896115,"endHours":7.29152661943759,"quality":"auspicious"},{"name":"Kāla","start":"07:17","end":"08:51","startHours":7.29152661943759,"endHours":8.84324265991403,"quality":"inauspicious"},{"name":"Śubha","start":"08:51","end":"10:24","startHours":8.84324265991403,"endHours":10.39495870039047,"quality":"auspicious"},{"name":"Roga","start":"10:24","end":"11:57","startHours":10.39495870039047,"endHours":11.94667474086691,"quality":"inauspicious"},{"name":"Udveg","start":"11:57","end":"13:30","startHours":11.94667474086691,"endHours":13.49839078134335,"quality":"inauspicious"},{"name":"Chala","start":"13:30","end":"15:03","startHours":13.49839078134335,"endHours":15.050106821819789,"quality":"neutral"},{"name":"Labha","start":"15:03","end":"16:36","startHours":15.050106821819789,"endHours":16.60182286229623,"quality":"auspicious"},{"name":"Amṛta","start":"16:36","end":"18:09","startHours":16.60182286229623,"endHours":18.15353890277267,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:09","end":"19:36","startHours":18.15353890277267,"endHours":19.60182286229623,"quality":"neutral"},{"name":"Labha","start":"19:36","end":"21:03","startHours":19.60182286229623,"endHours":21.05010682181979,"quality":"auspicious"},{"name":"Amṛta","start":"21:03","end":"22:30","startHours":21.05010682181979,"endHours":22.49839078134335,"quality":"auspicious"},{"name":"Kāla","start":"22:30","end":"23:57","startHours":22.49839078134335,"endHours":23.94667474086691,"quality":"inauspicious"},{"name":"Śubha","start":"23:57","end":"01:24","startHours":23.94667474086691,"endHours":25.39495870039047,"quality":"auspicious"},{"name":"Roga","start":"01:24","end":"02:51","startHours":25.39495870039047,"endHours":26.843242659914033,"quality":"inauspicious"},{"name":"Udveg","start":"02:51","end":"04:17","startHours":26.843242659914033,"endHours":28.29152661943759,"quality":"inauspicious"},{"name":"Chala","start":"04:17","end":"05:44","startHours":28.29152661943759,"endHours":29.73981057896115,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.73981057896115,"endHours":6.73981057896115,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.73981057896115,"endHours":7.73981057896115,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.73981057896115,"endHours":8.739810578961151,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.739810578961151,"endHours":9.739810578961151,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.739810578961151,"endHours":10.739810578961151,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.739810578961151,"endHours":11.739810578961151,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.739810578961151,"endHours":12.739810578961151,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.739810578961151,"endHours":13.739810578961151,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.739810578961151,"endHours":14.739810578961151,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.739810578961151,"endHours":15.739810578961151,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.739810578961151,"endHours":16.73981057896115,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.73981057896115,"endHours":17.73981057896115,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.73981057896115,"endHours":18.73981057896115,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.73981057896115,"endHours":19.73981057896115,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.73981057896115,"endHours":20.73981057896115,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.73981057896115,"endHours":21.73981057896115,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.73981057896115,"endHours":22.73981057896115,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.73981057896115,"endHours":23.73981057896115,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.73981057896115,"endHours":24.73981057896115,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.73981057896115,"endHours":25.73981057896115,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.73981057896115,"endHours":26.73981057896115,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.73981057896115,"endHours":27.73981057896115,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.73981057896115,"endHours":28.73981057896115,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.73981057896115,"endHours":29.73981057896115,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.279437500535396,"eotMinutes":4.383515547985428,"ayanamsa":27.8719}},"calendars":{"vikram_samvat":2344,"vikram_samvatsara":"Vikrama","saka_samvat":2209,"saka_samvatsara":"Prabhava","bengali_samvat":1694,"malayalam_era":1463,"nanakshahi_year":818,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2344 Vikrama · Śaka 2209 Prabhava"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"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.","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 September 12, 2287 CE · Ayodhyā · Vidhyamitra","description":"September 12, 2287 CE for Ayodhyā: Śukla Caturthī, sūryodaya 05:44, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2287-09-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2287-09-12","sa":"https://sa.vidhyamitra.com/city/ayodhya/2287-09-12","hi":"https://hi.vidhyamitra.com/city/ayodhya/2287-09-12","x-default":"https://vidhyamitra.com/city/ayodhya/2287-09-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:50:10.894Z","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":"2026-06-01T07:50:10.894Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:50:10.894Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}