{"id":"vidhyamitra:city-day:ayodhya:1801-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1801-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1801-09-13","date_display":"September 13, 1801 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":1801,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379116.770833,"kali_year":4903,"ahargana":1790651.2708,"sun":{"sidereal_longitude":148.3998,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":207.3103,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.9105,"elapsed_within_tithi_degrees":10.9105},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":207.3103,"elapsed_within_degrees":7.3103},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.7101},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":1801,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2379116.770833,"ahargana":1790651.2708,"kali_year":4903,"ayanamsa_lahiri":21.0829,"grahas":{"sun":{"sidereal_longitude":148.64820099999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":205.85680100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-3.1598},"mars":{"sidereal_longitude":164.47930100000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":146.23920099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":123.99350099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":109.32800099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":131.09340099999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":342.6785,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":162.6785,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"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":1801,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379116.770833,"kali_year":4903,"ahargana":1790651.2708,"sun":{"sidereal_longitude":148.3998,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":207.3103,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.9105,"elapsed_within_tithi_degrees":10.9105},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":207.3103,"elapsed_within_degrees":7.3103},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.7101},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.16,"elongation":58.911},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.16,"opposition_distance":121.089}},"eclipse_window_40days":[{"offset_days":9,"type":"lunar","occurs":true,"moon_latitude":-0.529,"opposition_distance":1.738}]},"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":"05:44","sunsetLocal":"18:08","solarNoonLocal":"11:56","dayLengthHours":12.399212809652466,"dayLengthDisplay":"12 Hours 23 Mins 57 Secs","nightLengthDisplay":"11 Hours 36 Mins 03 Secs","moonriseLocal":"10:18","moonsetLocal":"21:13","rahuKala":{"name":"Rāhu Kāla","start":"16:35","end":"18:08","startHours":16.590206954788577,"endHours":18.140108555995134,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:56","end":"13:29","startHours":11.9405021511689,"endHours":13.49040375237546,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:02","end":"16:35","startHours":15.040305353582017,"endHours":16.590206954788577,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.634045401928244,"endHours":9.047352495583326,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.257529613411521,"endHours":6.588175288335586,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:21","startHours":11.527195057513818,"endHours":12.353809244823982,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:55","startHours":4.087667371722339,"endHours":4.914281559032503,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:44","startHours":4.707628012204962,"endHours":5.740895746342668,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:50","startHours":14.007037619444313,"endHours":14.833651806754478,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.940108555995135,"endHours":18.340108555995133,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:39","startHours":18.140108555995134,"endHours":18.65674242306399,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.890108555995134,"endHours":19.640108555995134,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:21","startHours":23.52719505751382,"endHours":24.35380924482398,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:44","end":"07:17","startHours":5.740895746342668,"endHours":7.290797347549226,"quality":"inauspicious"},{"name":"Chala","start":"07:17","end":"08:50","startHours":7.290797347549226,"endHours":8.840698948755785,"quality":"neutral"},{"name":"Labha","start":"08:50","end":"10:23","startHours":8.840698948755785,"endHours":10.390600549962343,"quality":"auspicious"},{"name":"Amṛta","start":"10:23","end":"11:56","startHours":10.390600549962343,"endHours":11.9405021511689,"quality":"auspicious"},{"name":"Kāla","start":"11:56","end":"13:29","startHours":11.9405021511689,"endHours":13.49040375237546,"quality":"inauspicious"},{"name":"Śubha","start":"13:29","end":"15:02","startHours":13.49040375237546,"endHours":15.040305353582017,"quality":"auspicious"},{"name":"Roga","start":"15:02","end":"16:35","startHours":15.040305353582017,"endHours":16.590206954788577,"quality":"inauspicious"},{"name":"Udveg","start":"16:35","end":"18:08","startHours":16.590206954788577,"endHours":18.140108555995134,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:08","end":"19:35","startHours":18.140108555995134,"endHours":19.590206954788577,"quality":"auspicious"},{"name":"Roga","start":"19:35","end":"21:02","startHours":19.590206954788577,"endHours":21.040305353582017,"quality":"inauspicious"},{"name":"Udveg","start":"21:02","end":"22:29","startHours":21.040305353582017,"endHours":22.49040375237546,"quality":"inauspicious"},{"name":"Chala","start":"22:29","end":"23:56","startHours":22.49040375237546,"endHours":23.9405021511689,"quality":"neutral"},{"name":"Labha","start":"23:56","end":"01:23","startHours":23.9405021511689,"endHours":25.390600549962343,"quality":"auspicious"},{"name":"Amṛta","start":"01:23","end":"02:50","startHours":25.390600549962343,"endHours":26.840698948755787,"quality":"auspicious"},{"name":"Kāla","start":"02:50","end":"04:17","startHours":26.840698948755787,"endHours":28.290797347549226,"quality":"inauspicious"},{"name":"Śubha","start":"04:17","end":"05:44","startHours":28.290797347549226,"endHours":29.740895746342666,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.740895746342668,"endHours":6.740895746342668,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.740895746342668,"endHours":7.740895746342668,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.740895746342668,"endHours":8.740895746342668,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.740895746342668,"endHours":9.740895746342668,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.740895746342668,"endHours":10.740895746342668,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.740895746342668,"endHours":11.740895746342668,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.740895746342668,"endHours":12.740895746342668,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.740895746342668,"endHours":13.740895746342668,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.740895746342668,"endHours":14.740895746342668,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.740895746342668,"endHours":15.740895746342668,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.740895746342668,"endHours":16.740895746342666,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.740895746342666,"endHours":17.740895746342666,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.740895746342666,"endHours":18.740895746342666,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.740895746342666,"endHours":19.740895746342666,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.740895746342666,"endHours":20.740895746342666,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.740895746342666,"endHours":21.740895746342666,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.740895746342666,"endHours":22.740895746342666,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.740895746342666,"endHours":23.740895746342666,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.740895746342666,"endHours":24.740895746342666,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.740895746342666,"endHours":25.740895746342666,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.740895746342666,"endHours":26.740895746342666,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.740895746342666,"endHours":27.740895746342666,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.740895746342666,"endHours":28.740895746342666,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.740895746342666,"endHours":29.740895746342666,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","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":4.065855259799311,"eotMinutes":4.753870929866006,"ayanamsa":21.0829}},"calendars":{"vikram_samvat":1858,"vikram_samvatsara":"Bhāva","saka_samvat":1723,"saka_samvatsara":"Durmati","bengali_samvat":1208,"malayalam_era":977,"nanakshahi_year":332,"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 Pañcamī · Vikram 1858 Bhāva · Śaka 1723 Durmati"},"festivals":[],"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":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 13, 1801 CE · Ayodhyā · Vidhyamitra","description":"September 13, 1801 CE for Ayodhyā: Śukla Pañcamī, sūryodaya 05:44, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1801-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1801-09-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1801-09-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1801-09-13","x-default":"https://vidhyamitra.com/city/ayodhya/1801-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:44:46.286Z","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":"2026-05-31T21:44:46.286Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:44:46.286Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}