{"id":"vidhyamitra:city-day:ayodhya:2425-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2425-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2425-09-20","date_display":"September 20, 2425 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":2425,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2607035.770833,"kali_year":5527,"ahargana":2018570.2708,"sun":{"sidereal_longitude":146.0048,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":235.7215,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.7168,"elapsed_within_tithi_degrees":5.7168},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.7215,"elapsed_within_degrees":9.0549},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.7263},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2425,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2607035.770833,"ahargana":2018570.2708,"kali_year":5527,"ayanamsa_lahiri":29.7999,"grahas":{"sun":{"sidereal_longitude":147.76792,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":238.34472000000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":4.4997},"mars":{"sidereal_longitude":111.94592,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":126.88261999999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":322.58322,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":144.78492,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":184.90661999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":146.433,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":326.433,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2425,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2607035.770833,"kali_year":5527,"ahargana":2018570.2708,"sun":{"sidereal_longitude":146.0048,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":235.7215,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.7168,"elapsed_within_tithi_degrees":5.7168},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.7215,"elapsed_within_degrees":9.0549},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.7263},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.5,"elongation":89.717},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.5,"opposition_distance":90.283}},"eclipse_window_40days":[{"offset_days":8,"type":"lunar","occurs":true,"moon_latitude":-0.553,"opposition_distance":0.725}]},"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":"18:00","solarNoonLocal":"11:54","dayLengthHours":12.189604034161697,"dayLengthDisplay":"12 Hours 11 Mins 23 Secs","nightLengthDisplay":"11 Hours 48 Mins 37 Secs","moonriseLocal":"12:44","moonsetLocal":"23:08","rahuKala":{"name":"Rāhu Kāla","start":"08:51","end":"10:22","startHours":8.849883745433672,"endHours":10.373584249703883,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:25","end":"14:57","startHours":13.420985258244308,"endHours":14.94468576251452,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:48","end":"07:20","startHours":5.802482736893247,"endHours":7.326183241163459,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:03","startHours":8.646723678197644,"endHours":9.0530438126697,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:19","end":"06:38","startHours":6.310382904983318,"endHours":6.635439012560964,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:18","startHours":11.490964619502039,"endHours":12.30360488844615,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:11","end":"04:59","startHours":4.177202199005021,"endHours":4.989842467949134,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:47","end":"05:48","startHours":4.786682400713106,"endHours":5.802482736893247,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:44","startHours":13.928885426334379,"endHours":14.741525695278492,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.792086771054944,"endHours":18.192086771054942,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:30","startHours":17.992086771054943,"endHours":18.499986939145014,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.742086771054943,"endHours":19.492086771054943,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:18","startHours":23.490964619502037,"endHours":24.303604888446152,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:48","end":"07:20","startHours":5.802482736893247,"endHours":7.326183241163459,"quality":"inauspicious"},{"name":"Śubha","start":"07:20","end":"08:51","startHours":7.326183241163459,"endHours":8.849883745433672,"quality":"auspicious"},{"name":"Roga","start":"08:51","end":"10:22","startHours":8.849883745433672,"endHours":10.373584249703883,"quality":"inauspicious"},{"name":"Udveg","start":"10:22","end":"11:54","startHours":10.373584249703883,"endHours":11.897284753974095,"quality":"inauspicious"},{"name":"Chala","start":"11:54","end":"13:25","startHours":11.897284753974095,"endHours":13.420985258244308,"quality":"neutral"},{"name":"Labha","start":"13:25","end":"14:57","startHours":13.420985258244308,"endHours":14.94468576251452,"quality":"auspicious"},{"name":"Amṛta","start":"14:57","end":"16:28","startHours":14.94468576251452,"endHours":16.46838626678473,"quality":"auspicious"},{"name":"Kāla","start":"16:28","end":"18:00","startHours":16.46838626678473,"endHours":17.992086771054943,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:00","end":"19:28","startHours":17.992086771054943,"endHours":19.46838626678473,"quality":"auspicious"},{"name":"Amṛta","start":"19:28","end":"20:57","startHours":19.46838626678473,"endHours":20.944685762514517,"quality":"auspicious"},{"name":"Kāla","start":"20:57","end":"22:25","startHours":20.944685762514517,"endHours":22.420985258244308,"quality":"inauspicious"},{"name":"Śubha","start":"22:25","end":"23:54","startHours":22.420985258244308,"endHours":23.897284753974095,"quality":"auspicious"},{"name":"Roga","start":"23:54","end":"01:22","startHours":23.897284753974095,"endHours":25.37358424970388,"quality":"inauspicious"},{"name":"Udveg","start":"01:22","end":"02:51","startHours":25.37358424970388,"endHours":26.849883745433672,"quality":"inauspicious"},{"name":"Chala","start":"02:51","end":"04:20","startHours":26.849883745433672,"endHours":28.32618324116346,"quality":"neutral"},{"name":"Labha","start":"04:20","end":"05:48","startHours":28.32618324116346,"endHours":29.802482736893246,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.802482736893247,"endHours":6.802482736893247,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.802482736893247,"endHours":7.802482736893247,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.802482736893247,"endHours":8.802482736893246,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.802482736893246,"endHours":9.802482736893246,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.802482736893246,"endHours":10.802482736893246,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.802482736893246,"endHours":11.802482736893246,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.802482736893246,"endHours":12.802482736893246,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.802482736893246,"endHours":13.802482736893246,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.802482736893246,"endHours":14.802482736893246,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.802482736893246,"endHours":15.802482736893246,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.802482736893246,"endHours":16.802482736893246,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.802482736893246,"endHours":17.802482736893246,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.802482736893246,"endHours":18.802482736893246,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.802482736893246,"endHours":19.802482736893246,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.802482736893246,"endHours":20.802482736893246,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.802482736893246,"endHours":21.802482736893246,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.802482736893246,"endHours":22.802482736893246,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.802482736893246,"endHours":23.802482736893246,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.802482736893246,"endHours":24.802482736893246,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.802482736893246,"endHours":25.802482736893246,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.802482736893246,"endHours":26.802482736893246,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.802482736893246,"endHours":27.802482736893246,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.802482736893246,"endHours":28.802482736893246,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.802482736893246,"endHours":29.802482736893246,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Padma","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":0.9671123625842194,"eotMinutes":7.346914761554353,"ayanamsa":29.7999}},"calendars":{"vikram_samvat":2482,"vikram_samvatsara":"Vilambī","saka_samvat":2347,"saka_samvatsara":"Pārthiva","bengali_samvat":1832,"malayalam_era":1601,"nanakshahi_year":956,"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 Aṣṭamī · Vikram 2482 Vilambī · Śaka 2347 Pārthiva"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]}],"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":"Dedicated festival walk for Rādhāṣṭamī is not live yet; 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 20, 2425 CE · Ayodhyā · Vidhyamitra","description":"September 20, 2425 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 05:48, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2425-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2425-09-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/2425-09-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/2425-09-20","x-default":"https://vidhyamitra.com/city/ayodhya/2425-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-17T06:51:57.682Z","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":"2026-06-17T06:51:57.682Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-17T06:51:57.682Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}