{"id":"vidhyamitra:city-day:ayodhya:1812-02-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1812-02-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1812-02-04","date_display":"February 4, 1812 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":1812,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2382912.770833,"kali_year":4913,"ahargana":1794447.2708,"sun":{"sidereal_longitude":293.4001,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":188.2643,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.8643,"elapsed_within_tithi_degrees":2.8643},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":188.2643,"elapsed_within_degrees":1.5977},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.6644},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1812,"month":2,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2382912.770833,"ahargana":1794447.2708,"kali_year":4913,"ayanamsa_lahiri":21.2281,"grahas":{"sun":{"sidereal_longitude":292.914766,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":184.43206599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":3.2743},"mars":{"sidereal_longitude":346.196366,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":270.055466,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":67.49696599999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":322.985266,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":254.612166,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":141.5481,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":321.5481,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1812,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2382912.770833,"kali_year":4913,"ahargana":1794447.2708,"sun":{"sidereal_longitude":293.4001,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":188.2643,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.8643,"elapsed_within_tithi_degrees":2.8643},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":188.2643,"elapsed_within_degrees":1.5977},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.6644},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.274,"elongation":105.136},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.274,"opposition_distance":74.864}},"eclipse_window_40days":[{"offset_days":9,"type":"solar","occurs":true,"moon_latitude":1.327,"elongation":1.348}]},"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":"06:46","sunsetLocal":"17:45","solarNoonLocal":"12:15","dayLengthHours":10.977621397739625,"dayLengthDisplay":"10 Hours 58 Mins 39 Secs","nightLengthDisplay":"13 Hours 01 Mins 21 Secs","moonriseLocal":"23:19","moonsetLocal":"10:44","rahuKala":{"name":"Rāhu Kāla","start":"15:00","end":"16:22","startHours":14.99900075556813,"endHours":16.371203430285583,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:31","end":"10:53","startHours":9.510190056698317,"endHours":10.88239273141577,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:15","end":"13:38","startHours":12.254595406133223,"endHours":13.626798080850676,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:42","startHours":9.327229700069323,"endHours":9.69315041332731,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:31","startHours":7.223185598835894,"endHours":7.515922169442284,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:37","startHours":11.888674692875236,"endHours":12.62051611939121,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:02","startHours":5.302101854231459,"endHours":6.033943280747435,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:46","startHours":5.850982924118441,"endHours":6.76578470726341,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:49","startHours":14.08419897242316,"endHours":14.816040398939135,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:33","end":"17:57","startHours":17.543406105003037,"endHours":17.943406105003035,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:45","end":"18:12","startHours":17.743406105003036,"endHours":18.20080699657552,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:30","end":"19:15","startHours":17.493406105003036,"endHours":19.243406105003036,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:37","startHours":23.888674692875234,"endHours":24.620516119391212,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:46","end":"08:08","startHours":6.76578470726341,"endHours":8.137987381980864,"quality":"inauspicious"},{"name":"Udveg","start":"08:08","end":"09:31","startHours":8.137987381980864,"endHours":9.510190056698317,"quality":"inauspicious"},{"name":"Chala","start":"09:31","end":"10:53","startHours":9.510190056698317,"endHours":10.88239273141577,"quality":"neutral"},{"name":"Labha","start":"10:53","end":"12:15","startHours":10.88239273141577,"endHours":12.254595406133223,"quality":"auspicious"},{"name":"Amṛta","start":"12:15","end":"13:38","startHours":12.254595406133223,"endHours":13.626798080850676,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:00","startHours":13.626798080850676,"endHours":14.99900075556813,"quality":"inauspicious"},{"name":"Śubha","start":"15:00","end":"16:22","startHours":14.99900075556813,"endHours":16.371203430285583,"quality":"auspicious"},{"name":"Roga","start":"16:22","end":"17:45","startHours":16.371203430285583,"endHours":17.743406105003036,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:45","end":"19:22","startHours":17.743406105003036,"endHours":19.371203430285583,"quality":"inauspicious"},{"name":"Śubha","start":"19:22","end":"21:00","startHours":19.371203430285583,"endHours":20.99900075556813,"quality":"auspicious"},{"name":"Roga","start":"21:00","end":"22:38","startHours":20.99900075556813,"endHours":22.626798080850676,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"00:15","startHours":22.626798080850676,"endHours":24.254595406133223,"quality":"inauspicious"},{"name":"Chala","start":"00:15","end":"01:53","startHours":24.254595406133223,"endHours":25.88239273141577,"quality":"neutral"},{"name":"Labha","start":"01:53","end":"03:31","startHours":25.88239273141577,"endHours":27.510190056698317,"quality":"auspicious"},{"name":"Amṛta","start":"03:31","end":"05:08","startHours":27.510190056698317,"endHours":29.137987381980864,"quality":"auspicious"},{"name":"Kāla","start":"05:08","end":"06:46","startHours":29.137987381980864,"endHours":30.76578470726341,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:46","end":"07:46","startHours":6.76578470726341,"endHours":7.76578470726341,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:46","end":"08:46","startHours":7.76578470726341,"endHours":8.76578470726341,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:46","end":"09:46","startHours":8.76578470726341,"endHours":9.76578470726341,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:46","end":"10:46","startHours":9.76578470726341,"endHours":10.76578470726341,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:46","end":"11:46","startHours":10.76578470726341,"endHours":11.76578470726341,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:46","end":"12:46","startHours":11.76578470726341,"endHours":12.76578470726341,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:46","end":"13:46","startHours":12.76578470726341,"endHours":13.76578470726341,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:46","end":"14:46","startHours":13.76578470726341,"endHours":14.76578470726341,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:46","end":"15:46","startHours":14.76578470726341,"endHours":15.76578470726341,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:46","end":"16:46","startHours":15.76578470726341,"endHours":16.76578470726341,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:46","end":"17:46","startHours":16.76578470726341,"endHours":17.76578470726341,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:46","end":"18:46","startHours":17.76578470726341,"endHours":18.76578470726341,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:46","end":"19:46","startHours":18.76578470726341,"endHours":19.76578470726341,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:46","end":"20:46","startHours":19.76578470726341,"endHours":20.76578470726341,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:46","end":"21:46","startHours":20.76578470726341,"endHours":21.76578470726341,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:46","end":"22:46","startHours":21.76578470726341,"endHours":22.76578470726341,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:46","end":"23:46","startHours":22.76578470726341,"endHours":23.76578470726341,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:46","end":"00:46","startHours":23.76578470726341,"endHours":24.76578470726341,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:46","end":"01:46","startHours":24.76578470726341,"endHours":25.76578470726341,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:46","end":"02:46","startHours":25.76578470726341,"endHours":26.76578470726341,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:46","end":"03:46","startHours":26.76578470726341,"endHours":27.76578470726341,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:46","end":"04:46","startHours":27.76578470726341,"endHours":28.76578470726341,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:46","end":"05:46","startHours":28.76578470726341,"endHours":29.76578470726341,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:46","end":"06:46","startHours":29.76578470726341,"endHours":30.76578470726341,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.583655577123064,"eotMinutes":-14.091724367993354,"ayanamsa":21.2281}},"calendars":{"vikram_samvat":1869,"vikram_samvatsara":"Pārthiva","saka_samvat":1734,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1219,"malayalam_era":988,"nanakshahi_year":343,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Saptamī · Vikram 1869 Pārthiva · Śaka 1734 Aṅgirasa"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 February 4, 1812 CE · Ayodhyā · Vidhyamitra","description":"February 4, 1812 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 06:46, sūryāsta 17:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1812-02-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1812-02-04","sa":"https://sa.vidhyamitra.com/city/ayodhya/1812-02-04","hi":"https://hi.vidhyamitra.com/city/ayodhya/1812-02-04","x-default":"https://vidhyamitra.com/city/ayodhya/1812-02-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:39:16.826Z","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":"2026-05-31T19:39:16.826Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:39:16.826Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}