{"id":"vidhyamitra:city-day:ayodhya:2187-09-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2187-09-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2187-09-12","date_display":"September 12, 2187 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":2187,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520099.770833,"kali_year":5289,"ahargana":1931634.2708,"sun":{"sidereal_longitude":141.722,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":256.2429,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":114.521,"elapsed_within_tithi_degrees":6.521},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":256.2429,"elapsed_within_degrees":2.9096},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.9649},"karana":{"half_tithi_index":19,"name":"Gara"},"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":2187,"month":9,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2520099.770833,"ahargana":1931634.2708,"kali_year":5289,"ayanamsa_lahiri":26.475,"grahas":{"sun":{"sidereal_longitude":142.891214,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":259.694514,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":-0.2762},"mars":{"sidereal_longitude":205.41181400000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":146.25201400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":295.61741400000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":160.61181399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":163.09401400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":72.7207,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":252.7207,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2187,"month":9,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520099.770833,"kali_year":5289,"ahargana":1931634.2708,"sun":{"sidereal_longitude":141.722,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":256.2429,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":114.521,"elapsed_within_tithi_degrees":6.521},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":256.2429,"elapsed_within_degrees":2.9096},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.9649},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.276,"elongation":114.521},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.276,"opposition_distance":65.479}},"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":"05:45","sunsetLocal":"18:09","solarNoonLocal":"11:57","dayLengthHours":12.40893644725695,"dayLengthDisplay":"12 Hours 24 Mins 32 Secs","nightLengthDisplay":"11 Hours 35 Mins 28 Secs","moonriseLocal":"14:29","moonsetLocal":"00:59","rahuKala":{"name":"Rāhu Kāla","start":"11:57","end":"13:30","startHours":11.94667474086691,"endHours":13.497791796774028,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:18","end":"08:51","startHours":7.293323573145553,"endHours":8.844440629052672,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:24","end":"11:57","startHours":10.39555768495979,"endHours":11.94667474086691,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.637625021598389,"endHours":9.051256236506955,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:16","end":"06:35","startHours":6.2592455358741415,"endHours":6.590150507800994,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:22","startHours":11.533043525958346,"endHours":12.360305955775475,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:55","startHours":4.087681657604175,"endHours":4.914944087421304,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:45","startHours":4.708128479967022,"endHours":5.742206517238435,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:51","startHours":14.014830815409736,"endHours":14.842093245226867,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.951142964495386,"endHours":18.351142964495384,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:40","startHours":18.151142964495385,"endHours":18.668181983131092,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.901142964495385,"endHours":19.651142964495385,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:22","startHours":23.533043525958345,"endHours":24.360305955775477,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:45","end":"07:18","startHours":5.742206517238435,"endHours":7.293323573145553,"quality":"auspicious"},{"name":"Amṛta","start":"07:18","end":"08:51","startHours":7.293323573145553,"endHours":8.844440629052672,"quality":"auspicious"},{"name":"Kāla","start":"08:51","end":"10:24","startHours":8.844440629052672,"endHours":10.39555768495979,"quality":"inauspicious"},{"name":"Śubha","start":"10:24","end":"11:57","startHours":10.39555768495979,"endHours":11.94667474086691,"quality":"auspicious"},{"name":"Roga","start":"11:57","end":"13:30","startHours":11.94667474086691,"endHours":13.497791796774028,"quality":"inauspicious"},{"name":"Udveg","start":"13:30","end":"15:03","startHours":13.497791796774028,"endHours":15.048908852681148,"quality":"inauspicious"},{"name":"Chala","start":"15:03","end":"16:36","startHours":15.048908852681148,"endHours":16.600025908588265,"quality":"neutral"},{"name":"Labha","start":"16:36","end":"18:09","startHours":16.600025908588265,"endHours":18.151142964495385,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:09","end":"19:36","startHours":18.151142964495385,"endHours":19.600025908588265,"quality":"inauspicious"},{"name":"Chala","start":"19:36","end":"21:03","startHours":19.600025908588265,"endHours":21.048908852681148,"quality":"neutral"},{"name":"Labha","start":"21:03","end":"22:30","startHours":21.048908852681148,"endHours":22.497791796774028,"quality":"auspicious"},{"name":"Amṛta","start":"22:30","end":"23:57","startHours":22.497791796774028,"endHours":23.94667474086691,"quality":"auspicious"},{"name":"Kāla","start":"23:57","end":"01:24","startHours":23.94667474086691,"endHours":25.39555768495979,"quality":"inauspicious"},{"name":"Śubha","start":"01:24","end":"02:51","startHours":25.39555768495979,"endHours":26.84444062905267,"quality":"auspicious"},{"name":"Roga","start":"02:51","end":"04:18","startHours":26.84444062905267,"endHours":28.293323573145553,"quality":"inauspicious"},{"name":"Udveg","start":"04:18","end":"05:45","startHours":28.293323573145553,"endHours":29.742206517238436,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:45","end":"06:45","startHours":5.742206517238435,"endHours":6.742206517238435,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:45","end":"07:45","startHours":6.742206517238435,"endHours":7.742206517238435,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:45","end":"08:45","startHours":7.742206517238435,"endHours":8.742206517238435,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:45","end":"09:45","startHours":8.742206517238435,"endHours":9.742206517238435,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:45","end":"10:45","startHours":9.742206517238435,"endHours":10.742206517238435,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:45","end":"11:45","startHours":10.742206517238435,"endHours":11.742206517238435,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:45","end":"12:45","startHours":11.742206517238435,"endHours":12.742206517238435,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:45","end":"13:45","startHours":12.742206517238435,"endHours":13.742206517238435,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:45","end":"14:45","startHours":13.742206517238435,"endHours":14.742206517238435,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:45","end":"15:45","startHours":14.742206517238435,"endHours":15.742206517238435,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:45","end":"16:45","startHours":15.742206517238435,"endHours":16.742206517238436,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:45","end":"17:45","startHours":16.742206517238436,"endHours":17.742206517238436,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:45","end":"18:45","startHours":17.742206517238436,"endHours":18.742206517238436,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:45","end":"19:45","startHours":18.742206517238436,"endHours":19.742206517238436,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:45","end":"20:45","startHours":19.742206517238436,"endHours":20.742206517238436,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:45","end":"21:45","startHours":20.742206517238436,"endHours":21.742206517238436,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:45","end":"22:45","startHours":21.742206517238436,"endHours":22.742206517238436,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:45","end":"23:45","startHours":22.742206517238436,"endHours":23.742206517238436,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:45","end":"00:45","startHours":23.742206517238436,"endHours":24.742206517238436,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:45","end":"01:45","startHours":24.742206517238436,"endHours":25.742206517238436,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:45","end":"02:45","startHours":25.742206517238436,"endHours":26.742206517238436,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:45","end":"03:45","startHours":26.742206517238436,"endHours":27.742206517238436,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:45","end":"04:45","startHours":27.742206517238436,"endHours":28.742206517238436,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:45","end":"05:45","startHours":28.742206517238436,"endHours":29.742206517238436,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.208947610192552,"eotMinutes":4.383515547985428,"ayanamsa":26.475}},"calendars":{"vikram_samvat":2244,"vikram_samvatsara":"Śārvarī","saka_samvat":2109,"saka_samvatsara":"Sarvajit","bengali_samvat":1594,"malayalam_era":1363,"nanakshahi_year":718,"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 Daśamī · Vikram 2244 Śārvarī · Śaka 2109 Sarvajit"},"festivals":[],"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":[]},"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, 2187 CE · Ayodhyā · Vidhyamitra","description":"September 12, 2187 CE for Ayodhyā: Śukla Daśamī, sūryodaya 05:45, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2187-09-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2187-09-12","sa":"https://sa.vidhyamitra.com/city/ayodhya/2187-09-12","hi":"https://hi.vidhyamitra.com/city/ayodhya/2187-09-12","x-default":"https://vidhyamitra.com/city/ayodhya/2187-09-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:01:08.725Z","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":"2026-05-31T12:01:08.725Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:01:08.725Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}