{"id":"vidhyamitra:city-day:ayodhya:2009-08-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2009-08-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2009-08-31","date_display":"August 31, 2009 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":2009,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455074.770833,"kali_year":5111,"ahargana":1866609.2708,"sun":{"sidereal_longitude":133.0856,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":260.45,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.3644,"elapsed_within_tithi_degrees":7.3644},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.45,"elapsed_within_degrees":7.1167},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.5356},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"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":2009,"month":8,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455074.770833,"ahargana":1866609.2708,"kali_year":5111,"ayanamsa_lahiri":23.988,"grahas":{"sun":{"sidereal_longitude":133.79244699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":262.85884699999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-1.36},"mars":{"sidereal_longitude":69.23424699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":159.93554700000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":296.354547,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":101.08974699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":148.57104700000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":278.0581,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":98.0581,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"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":2009,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455074.770833,"kali_year":5111,"ahargana":1866609.2708,"sun":{"sidereal_longitude":133.0856,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":260.45,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.3644,"elapsed_within_tithi_degrees":7.3644},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.45,"elapsed_within_degrees":7.1167},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.5356},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.36,"elongation":127.364},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.36,"opposition_distance":52.636}},"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":"18:22","solarNoonLocal":"12:01","dayLengthHours":12.713957832109223,"dayLengthDisplay":"12 Hours 42 Mins 50 Secs","nightLengthDisplay":"11 Hours 17 Mins 10 Secs","moonriseLocal":"15:22","moonsetLocal":"01:52","rahuKala":{"name":"Rāhu Kāla","start":"07:15","end":"08:50","startHours":7.249572654235919,"endHours":8.838817383249573,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:26","end":"12:01","startHours":10.428062112263225,"endHours":12.017306841276877,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:36","end":"15:12","startHours":13.60655157029053,"endHours":15.195796299304185,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.626918086047752,"endHours":9.050716680451393,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:32","startHours":6.190076168226818,"endHours":6.52911504374973,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:26","startHours":11.593508246873236,"endHours":12.441105435680518,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:49","startHours":3.9651335476077034,"endHours":4.812730736414985,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:36","end":"05:40","startHours":4.600831439213165,"endHours":5.6603279252222665,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:59","startHours":14.136299813295082,"endHours":14.983897002102363,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.17428575733149,"endHours":18.574285757331488,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:54","startHours":18.37428575733149,"endHours":18.90403400033604,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.12428575733149,"endHours":19.87428575733149,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:26","startHours":23.593508246873235,"endHours":24.44110543568052,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:40","end":"07:15","startHours":5.6603279252222665,"endHours":7.249572654235919,"quality":"auspicious"},{"name":"Kāla","start":"07:15","end":"08:50","startHours":7.249572654235919,"endHours":8.838817383249573,"quality":"inauspicious"},{"name":"Śubha","start":"08:50","end":"10:26","startHours":8.838817383249573,"endHours":10.428062112263225,"quality":"auspicious"},{"name":"Roga","start":"10:26","end":"12:01","startHours":10.428062112263225,"endHours":12.017306841276877,"quality":"inauspicious"},{"name":"Udveg","start":"12:01","end":"13:36","startHours":12.017306841276877,"endHours":13.60655157029053,"quality":"inauspicious"},{"name":"Chala","start":"13:36","end":"15:12","startHours":13.60655157029053,"endHours":15.195796299304185,"quality":"neutral"},{"name":"Labha","start":"15:12","end":"16:47","startHours":15.195796299304185,"endHours":16.785041028317835,"quality":"auspicious"},{"name":"Amṛta","start":"16:47","end":"18:22","startHours":16.785041028317835,"endHours":18.37428575733149,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:22","end":"19:47","startHours":18.37428575733149,"endHours":19.785041028317835,"quality":"neutral"},{"name":"Labha","start":"19:47","end":"21:12","startHours":19.785041028317835,"endHours":21.195796299304185,"quality":"auspicious"},{"name":"Amṛta","start":"21:12","end":"22:36","startHours":21.195796299304185,"endHours":22.60655157029053,"quality":"auspicious"},{"name":"Kāla","start":"22:36","end":"00:01","startHours":22.60655157029053,"endHours":24.017306841276877,"quality":"inauspicious"},{"name":"Śubha","start":"00:01","end":"01:26","startHours":24.017306841276877,"endHours":25.428062112263223,"quality":"auspicious"},{"name":"Roga","start":"01:26","end":"02:50","startHours":25.428062112263223,"endHours":26.83881738324957,"quality":"inauspicious"},{"name":"Udveg","start":"02:50","end":"04:15","startHours":26.83881738324957,"endHours":28.24957265423592,"quality":"inauspicious"},{"name":"Chala","start":"04:15","end":"05:40","startHours":28.24957265423592,"endHours":29.660327925222266,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.6603279252222665,"endHours":6.6603279252222665,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.6603279252222665,"endHours":7.6603279252222665,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.6603279252222665,"endHours":8.660327925222266,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.660327925222266,"endHours":9.660327925222266,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.660327925222266,"endHours":10.660327925222266,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.660327925222266,"endHours":11.660327925222266,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.660327925222266,"endHours":12.660327925222266,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.660327925222266,"endHours":13.660327925222266,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.660327925222266,"endHours":14.660327925222266,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.660327925222266,"endHours":15.660327925222266,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.660327925222266,"endHours":16.660327925222266,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.660327925222266,"endHours":17.660327925222266,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.660327925222266,"endHours":18.660327925222266,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.660327925222266,"endHours":19.660327925222266,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.660327925222266,"endHours":20.660327925222266,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.660327925222266,"endHours":21.660327925222266,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.660327925222266,"endHours":22.660327925222266,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.660327925222266,"endHours":23.660327925222266,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.660327925222266,"endHours":24.660327925222266,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.660327925222266,"endHours":25.660327925222266,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.660327925222266,"endHours":26.660327925222266,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.660327925222266,"endHours":27.660327925222266,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.660327925222266,"endHours":28.660327925222266,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.660327925222266,"endHours":29.660327925222266,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"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":8.650409645917668,"eotMinutes":0.14558952338733633,"ayanamsa":23.988}},"calendars":{"vikram_samvat":2066,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1931,"saka_samvatsara":"Virodhi","bengali_samvat":1416,"malayalam_era":1185,"nanakshahi_year":540,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Ekādaśī · Vikram 2066 Śubhakṛt · Śaka 1931 Virodhi"},"festivals":[{"id":"parsva-ekadashi","name":"Pārśva (Parivartinī) Ekādaśī","name_sanskrit":"पार्श्व एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (turning side in yoga-nidrā)","significance":"Viṣṇu turns from one side to another in yoga-nidrā (mid-Cāturmāsya).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"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":"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 August 31, 2009 CE · Ayodhyā · Vidhyamitra","description":"August 31, 2009 CE for Ayodhyā: Śukla Ekādaśī, sūryodaya 05:40, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2009-08-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2009-08-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/2009-08-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/2009-08-31","x-default":"https://vidhyamitra.com/city/ayodhya/2009-08-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T21:35:58.272Z","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":"2026-05-15T21:35:58.272Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T21:35:58.272Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}