{"id":"vidhyamitra:city-day:ayodhya:2301-09-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2301-09-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2301-09-21","date_display":"September 21, 2301 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":2301,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2561745.770833,"kali_year":5403,"ahargana":1973280.2708,"sun":{"sidereal_longitude":148.0319,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":350.5582,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.5264,"elapsed_within_tithi_degrees":10.5264},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.5582,"elapsed_within_degrees":3.8916},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.5901},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2301,"month":9,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2561745.770833,"ahargana":1973280.2708,"kali_year":5403,"ayanamsa_lahiri":28.0678,"grahas":{"sun":{"sidereal_longitude":149.49503099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":351.328231,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":-2.615},"mars":{"sidereal_longitude":128.381931,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":145.43393100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":160.73503099999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":178.548231,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":118.73473100000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":26.1152,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":206.1152,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2301,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2561745.770833,"kali_year":5403,"ahargana":1973280.2708,"sun":{"sidereal_longitude":148.0319,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":350.5582,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.5264,"elapsed_within_tithi_degrees":10.5264},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.5582,"elapsed_within_degrees":3.8916},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.5901},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.615,"elongation":157.474},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.615,"opposition_distance":22.526}},"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":"05:48","sunsetLocal":"17:59","solarNoonLocal":"11:53","dayLengthHours":12.189737723647614,"dayLengthDisplay":"12 Hours 11 Mins 23 Secs","nightLengthDisplay":"11 Hours 48 Mins 37 Secs","moonriseLocal":"19:03","moonsetLocal":"07:39","rahuKala":{"name":"Rāhu Kāla","start":"08:51","end":"10:22","startHours":8.843756779042488,"endHours":10.36747399449844,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:25","end":"14:56","startHours":13.414908425410342,"endHours":14.938625640866295,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:48","end":"07:19","startHours":5.796322348130585,"endHours":7.320039563586537,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.64059448364836,"endHours":9.046919074436616,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:38","startHours":6.304228086615902,"endHours":6.629287759246505,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:18","startHours":11.484866619166137,"endHours":12.297515800742644,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"04:59","startHours":4.17102398497757,"endHours":4.983673166554077,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:47","end":"05:48","startHours":4.780510871159951,"endHours":5.796322348130585,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:44","startHours":13.922814163895659,"endHours":14.735463345472166,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.7860600717782,"endHours":18.186060071778197,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:30","startHours":17.986060071778198,"endHours":18.493965810263514,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.736060071778198,"endHours":19.486060071778198,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:18","startHours":23.484866619166137,"endHours":24.297515800742648,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:48","end":"07:19","startHours":5.796322348130585,"endHours":7.320039563586537,"quality":"inauspicious"},{"name":"Śubha","start":"07:19","end":"08:51","startHours":7.320039563586537,"endHours":8.843756779042488,"quality":"auspicious"},{"name":"Roga","start":"08:51","end":"10:22","startHours":8.843756779042488,"endHours":10.36747399449844,"quality":"inauspicious"},{"name":"Udveg","start":"10:22","end":"11:53","startHours":10.36747399449844,"endHours":11.891191209954393,"quality":"inauspicious"},{"name":"Chala","start":"11:53","end":"13:25","startHours":11.891191209954393,"endHours":13.414908425410342,"quality":"neutral"},{"name":"Labha","start":"13:25","end":"14:56","startHours":13.414908425410342,"endHours":14.938625640866295,"quality":"auspicious"},{"name":"Amṛta","start":"14:56","end":"16:28","startHours":14.938625640866295,"endHours":16.46234285632225,"quality":"auspicious"},{"name":"Kāla","start":"16:28","end":"17:59","startHours":16.46234285632225,"endHours":17.986060071778198,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:59","end":"19:28","startHours":17.986060071778198,"endHours":19.462342856322245,"quality":"auspicious"},{"name":"Amṛta","start":"19:28","end":"20:56","startHours":19.462342856322245,"endHours":20.938625640866295,"quality":"auspicious"},{"name":"Kāla","start":"20:56","end":"22:25","startHours":20.938625640866295,"endHours":22.414908425410342,"quality":"inauspicious"},{"name":"Śubha","start":"22:25","end":"23:53","startHours":22.414908425410342,"endHours":23.891191209954393,"quality":"auspicious"},{"name":"Roga","start":"23:53","end":"01:22","startHours":23.891191209954393,"endHours":25.36747399449844,"quality":"inauspicious"},{"name":"Udveg","start":"01:22","end":"02:51","startHours":25.36747399449844,"endHours":26.843756779042486,"quality":"inauspicious"},{"name":"Chala","start":"02:51","end":"04:19","startHours":26.843756779042486,"endHours":28.320039563586533,"quality":"neutral"},{"name":"Labha","start":"04:19","end":"05:48","startHours":28.320039563586533,"endHours":29.796322348130584,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.796322348130585,"endHours":6.796322348130585,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.796322348130585,"endHours":7.796322348130585,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.796322348130585,"endHours":8.796322348130584,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.796322348130584,"endHours":9.796322348130584,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.796322348130584,"endHours":10.796322348130584,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.796322348130584,"endHours":11.796322348130584,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.796322348130584,"endHours":12.796322348130584,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.796322348130584,"endHours":13.796322348130584,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.796322348130584,"endHours":14.796322348130584,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.796322348130584,"endHours":15.796322348130584,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.796322348130584,"endHours":16.796322348130584,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.796322348130584,"endHours":17.796322348130584,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.796322348130584,"endHours":18.796322348130584,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.796322348130584,"endHours":19.796322348130584,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.796322348130584,"endHours":20.796322348130584,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.796322348130584,"endHours":21.796322348130584,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.796322348130584,"endHours":22.796322348130584,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.796322348130584,"endHours":23.796322348130584,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.796322348130584,"endHours":24.796322348130584,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.796322348130584,"endHours":25.796322348130584,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.796322348130584,"endHours":26.796322348130584,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.796322348130584,"endHours":27.796322348130584,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.796322348130584,"endHours":28.796322348130584,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.796322348130584,"endHours":29.796322348130584,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Gada","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":0.9690951416556342,"eotMinutes":7.712527402736593,"ayanamsa":28.0678}},"calendars":{"vikram_samvat":2358,"vikram_samvatsara":"Jaya","saka_samvat":2223,"saka_samvatsara":"Vṛṣa","bengali_samvat":1708,"malayalam_era":1477,"nanakshahi_year":832,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa 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 Kṛṣṇa Dvitīyā · Vikram 2358 Jaya · Śaka 2223 Vṛṣa"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 21, 2301 CE · Ayodhyā · Vidhyamitra","description":"September 21, 2301 CE for Ayodhyā: Kṛṣṇa Dvitīyā, sūryodaya 05:48, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2301-09-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2301-09-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2301-09-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2301-09-21","x-default":"https://vidhyamitra.com/city/ayodhya/2301-09-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:42:38.361Z","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":"2026-06-02T05:42:38.361Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:42:38.361Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}