{"id":"vidhyamitra:city-day:ayodhya:1680-09-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1680-09-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1680-09-22","date_display":"September 22, 1680 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":1680,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2334932.770833,"kali_year":4782,"ahargana":1746467.2708,"sun":{"sidereal_longitude":160.4239,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":152.7801,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.3562,"elapsed_within_tithi_degrees":4.3562},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":152.7801,"elapsed_within_degrees":6.1134},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.204},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1680,"month":9,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2334932.770833,"ahargana":1746467.2708,"kali_year":4782,"ayanamsa_lahiri":19.393,"grahas":{"sun":{"sidereal_longitude":160.39735500000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"moon":{"sidereal_longitude":151.78715499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-0.8562},"mars":{"sidereal_longitude":108.43145500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":159.40005500000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":60.451955,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":169.095055,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":95.456455,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":163.7594,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":343.7594,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1680,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2334932.770833,"kali_year":4782,"ahargana":1746467.2708,"sun":{"sidereal_longitude":160.4239,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":152.7801,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.3562,"elapsed_within_tithi_degrees":4.3562},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":152.7801,"elapsed_within_degrees":6.1134},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.204},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.856,"elongation":7.644},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.856,"opposition_distance":172.356}},"eclipse_window_40days":[{"offset_days":-13,"type":"lunar","occurs":true,"moon_latitude":1.08,"opposition_distance":2.82},{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":-0.864,"opposition_distance":2.22}]},"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":"05:49","sunsetLocal":"17:57","solarNoonLocal":"11:53","dayLengthHours":12.130049107701748,"dayLengthDisplay":"12 Hours 07 Mins 48 Secs","nightLengthDisplay":"11 Hours 52 Mins 12 Secs","moonriseLocal":"05:09","moonsetLocal":"17:28","rahuKala":{"name":"Rāhu Kāla","start":"16:26","end":"17:57","startHours":16.433906688069516,"endHours":17.950162826532235,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:53","end":"13:24","startHours":11.885138272681363,"endHours":13.401394411144082,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:55","end":"16:26","startHours":14.917650549606797,"endHours":16.433906688069516,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:03","startHours":8.650458510627562,"endHours":9.054793480884289,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:20","end":"06:39","startHours":6.325532431651395,"endHours":6.649000407856774,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:17","startHours":11.480803302424636,"endHours":12.289473242938087,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:12","end":"05:01","startHours":4.202773837803589,"endHours":5.011443778317039,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:49","end":"05:49","startHours":4.809276293188676,"endHours":5.820113718830489,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:43","startHours":13.906813123964987,"endHours":14.715483064478438,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.750162826532236,"endHours":18.150162826532235,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:27","startHours":17.950162826532235,"endHours":18.45558153935314,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.700162826532235,"endHours":19.450162826532235,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:17","startHours":23.480803302424636,"endHours":24.289473242938083,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:49","end":"07:20","startHours":5.820113718830489,"endHours":7.336369857293207,"quality":"inauspicious"},{"name":"Chala","start":"07:20","end":"08:51","startHours":7.336369857293207,"endHours":8.852625995755925,"quality":"neutral"},{"name":"Labha","start":"08:51","end":"10:22","startHours":8.852625995755925,"endHours":10.368882134218644,"quality":"auspicious"},{"name":"Amṛta","start":"10:22","end":"11:53","startHours":10.368882134218644,"endHours":11.885138272681363,"quality":"auspicious"},{"name":"Kāla","start":"11:53","end":"13:24","startHours":11.885138272681363,"endHours":13.401394411144082,"quality":"inauspicious"},{"name":"Śubha","start":"13:24","end":"14:55","startHours":13.401394411144082,"endHours":14.917650549606797,"quality":"auspicious"},{"name":"Roga","start":"14:55","end":"16:26","startHours":14.917650549606797,"endHours":16.433906688069516,"quality":"inauspicious"},{"name":"Udveg","start":"16:26","end":"17:57","startHours":16.433906688069516,"endHours":17.950162826532235,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:57","end":"19:26","startHours":17.950162826532235,"endHours":19.433906688069516,"quality":"auspicious"},{"name":"Roga","start":"19:26","end":"20:55","startHours":19.433906688069516,"endHours":20.917650549606797,"quality":"inauspicious"},{"name":"Udveg","start":"20:55","end":"22:24","startHours":20.917650549606797,"endHours":22.401394411144082,"quality":"inauspicious"},{"name":"Chala","start":"22:24","end":"23:53","startHours":22.401394411144082,"endHours":23.88513827268136,"quality":"neutral"},{"name":"Labha","start":"23:53","end":"01:22","startHours":23.88513827268136,"endHours":25.368882134218644,"quality":"auspicious"},{"name":"Amṛta","start":"01:22","end":"02:51","startHours":25.368882134218644,"endHours":26.852625995755925,"quality":"auspicious"},{"name":"Kāla","start":"02:51","end":"04:20","startHours":26.852625995755925,"endHours":28.336369857293207,"quality":"inauspicious"},{"name":"Śubha","start":"04:20","end":"05:49","startHours":28.336369857293207,"endHours":29.820113718830488,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:49","end":"06:49","startHours":5.820113718830489,"endHours":6.820113718830489,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:49","end":"07:49","startHours":6.820113718830489,"endHours":7.820113718830489,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:49","end":"08:49","startHours":7.820113718830489,"endHours":8.820113718830488,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:49","end":"09:49","startHours":8.820113718830488,"endHours":9.820113718830488,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:49","end":"10:49","startHours":9.820113718830488,"endHours":10.820113718830488,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:49","end":"11:49","startHours":10.820113718830488,"endHours":11.820113718830488,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:49","end":"12:49","startHours":11.820113718830488,"endHours":12.820113718830488,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:49","end":"13:49","startHours":12.820113718830488,"endHours":13.820113718830488,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:49","end":"14:49","startHours":13.820113718830488,"endHours":14.820113718830488,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:49","end":"15:49","startHours":14.820113718830488,"endHours":15.820113718830488,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:49","end":"16:49","startHours":15.820113718830488,"endHours":16.820113718830488,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:49","end":"17:49","startHours":16.820113718830488,"endHours":17.820113718830488,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:49","end":"18:49","startHours":17.820113718830488,"endHours":18.820113718830488,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:49","end":"19:49","startHours":18.820113718830488,"endHours":19.820113718830488,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:49","end":"20:49","startHours":19.820113718830488,"endHours":20.820113718830488,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:49","end":"21:49","startHours":20.820113718830488,"endHours":21.820113718830488,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:49","end":"22:49","startHours":21.820113718830488,"endHours":22.820113718830488,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:49","end":"23:49","startHours":22.820113718830488,"endHours":23.820113718830488,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:49","end":"00:49","startHours":23.820113718830488,"endHours":24.820113718830488,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:49","end":"01:49","startHours":24.820113718830488,"endHours":25.820113718830488,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:49","end":"02:49","startHours":25.820113718830488,"endHours":26.820113718830488,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:49","end":"03:49","startHours":26.820113718830488,"endHours":27.820113718830488,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:49","end":"04:49","startHours":27.820113718830488,"endHours":28.820113718830488,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:49","end":"05:49","startHours":28.820113718830488,"endHours":29.820113718830488,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.0833824651960324,"eotMinutes":8.075703639118354,"ayanamsa":19.393}},"calendars":{"vikram_samvat":1737,"vikram_samvatsara":"Śrīmukha","saka_samvat":1602,"saka_samvatsara":"Raudra","bengali_samvat":1087,"malayalam_era":856,"nanakshahi_year":211,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Amāvasyā · Vikram 1737 Śrīmukha · Śaka 1602 Raudra"},"festivals":[{"id":"mahalaya-amavasya","name":"Mahālaya Amāvasyā (Sarvapitṛ Amāvasyā)","name_sanskrit":"महालय अमावस्या","tradition":"Pan-Hindu","associated_deity":"Pitṛ-deva","significance":"Final day of Pitṛ-Pakṣa; tarpaṇa for all ancestors.","vrata":true,"detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":1}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 22, 1680 CE · Ayodhyā · Vidhyamitra","description":"September 22, 1680 CE for Ayodhyā: Kṛṣṇa Amāvasyā, sūryodaya 05:49, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1680-09-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1680-09-22","sa":"https://sa.vidhyamitra.com/city/ayodhya/1680-09-22","hi":"https://hi.vidhyamitra.com/city/ayodhya/1680-09-22","x-default":"https://vidhyamitra.com/city/ayodhya/1680-09-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T17:47:26.826Z","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":"2026-06-03T17:47:26.826Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T17:47:26.826Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}