{"id":"vidhyamitra:city-day:ayodhya:1813-12-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1813-12-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1813-12-25","date_display":"December 25, 1813 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":1813,"month":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383602.770833,"kali_year":4915,"ahargana":1795137.2708,"sun":{"sidereal_longitude":251.8466,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":278.3219,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.4753,"elapsed_within_tithi_degrees":2.4753},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.3219,"elapsed_within_degrees":11.6553},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.1685},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":1813,"month":12,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2383602.770833,"ahargana":1795137.2708,"kali_year":4915,"ayanamsa_lahiri":21.2545,"grahas":{"sun":{"sidereal_longitude":251.68410300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":276.215503,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":0.5219},"mars":{"sidereal_longitude":337.362703,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":234.24990300000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":140.664803,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":301.382303,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":270.11710300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":104.9886,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":284.9886,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1813,"month":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383602.770833,"kali_year":4915,"ahargana":1795137.2708,"sun":{"sidereal_longitude":251.8466,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":278.3219,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.4753,"elapsed_within_tithi_degrees":2.4753},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.3219,"elapsed_within_degrees":11.6553},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.1685},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.522,"elongation":26.475},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.522,"opposition_distance":153.525}},"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":"06:48","sunsetLocal":"17:15","solarNoonLocal":"12:02","dayLengthHours":10.454914375184245,"dayLengthDisplay":"10 Hours 27 Mins 18 Secs","nightLengthDisplay":"13 Hours 32 Mins 42 Secs","moonriseLocal":"08:21","moonsetLocal":"18:59","rahuKala":{"name":"Rāhu Kāla","start":"09:25","end":"10:43","startHours":9.414229021905097,"endHours":10.721093318803128,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:20","end":"14:39","startHours":13.334821912599189,"endHours":14.64168620949722,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:48","end":"08:06","startHours":6.800500428109037,"endHours":8.107364725007066,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:35","startHours":9.23998044898536,"endHours":9.588477594824836,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:31","startHours":7.23612186040838,"endHours":7.51491957707996,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:23","startHours":11.679460469861683,"endHours":12.376454761540634,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:24","end":"06:06","startHours":5.4065118447511376,"endHours":6.103506136430087,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:56","end":"06:48","startHours":5.929257563510349,"endHours":6.800500428109037,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:46","end":"14:28","startHours":13.770443344898533,"endHours":14.467437636577483,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:03","end":"17:27","startHours":17.05541480329328,"endHours":17.45541480329328,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:15","end":"17:41","startHours":17.25541480329328,"endHours":17.691036235592623,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:00","end":"18:45","startHours":17.00541480329328,"endHours":18.75541480329328,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:23","startHours":23.679460469861684,"endHours":24.376454761540632,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:48","end":"08:06","startHours":6.800500428109037,"endHours":8.107364725007066,"quality":"inauspicious"},{"name":"Śubha","start":"08:06","end":"09:25","startHours":8.107364725007066,"endHours":9.414229021905097,"quality":"auspicious"},{"name":"Roga","start":"09:25","end":"10:43","startHours":9.414229021905097,"endHours":10.721093318803128,"quality":"inauspicious"},{"name":"Udveg","start":"10:43","end":"12:02","startHours":10.721093318803128,"endHours":12.027957615701158,"quality":"inauspicious"},{"name":"Chala","start":"12:02","end":"13:20","startHours":12.027957615701158,"endHours":13.334821912599189,"quality":"neutral"},{"name":"Labha","start":"13:20","end":"14:39","startHours":13.334821912599189,"endHours":14.64168620949722,"quality":"auspicious"},{"name":"Amṛta","start":"14:39","end":"15:57","startHours":14.64168620949722,"endHours":15.94855050639525,"quality":"auspicious"},{"name":"Kāla","start":"15:57","end":"17:15","startHours":15.94855050639525,"endHours":17.25541480329328,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:15","end":"18:57","startHours":17.25541480329328,"endHours":18.94855050639525,"quality":"auspicious"},{"name":"Amṛta","start":"18:57","end":"20:39","startHours":18.94855050639525,"endHours":20.64168620949722,"quality":"auspicious"},{"name":"Kāla","start":"20:39","end":"22:20","startHours":20.64168620949722,"endHours":22.33482191259919,"quality":"inauspicious"},{"name":"Śubha","start":"22:20","end":"00:02","startHours":22.33482191259919,"endHours":24.02795761570116,"quality":"auspicious"},{"name":"Roga","start":"00:02","end":"01:43","startHours":24.02795761570116,"endHours":25.721093318803128,"quality":"inauspicious"},{"name":"Udveg","start":"01:43","end":"03:25","startHours":25.721093318803128,"endHours":27.414229021905097,"quality":"inauspicious"},{"name":"Chala","start":"03:25","end":"05:06","startHours":27.414229021905097,"endHours":29.107364725007066,"quality":"neutral"},{"name":"Labha","start":"05:06","end":"06:48","startHours":29.107364725007066,"endHours":30.800500428109036,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:48","end":"07:48","startHours":6.800500428109037,"endHours":7.800500428109037,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:48","end":"08:48","startHours":7.800500428109037,"endHours":8.800500428109036,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:48","end":"09:48","startHours":8.800500428109036,"endHours":9.800500428109036,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:48","end":"10:48","startHours":9.800500428109036,"endHours":10.800500428109036,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:48","end":"11:48","startHours":10.800500428109036,"endHours":11.800500428109036,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:48","end":"12:48","startHours":11.800500428109036,"endHours":12.800500428109036,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:48","end":"13:48","startHours":12.800500428109036,"endHours":13.800500428109036,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:48","end":"14:48","startHours":13.800500428109036,"endHours":14.800500428109036,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:48","end":"15:48","startHours":14.800500428109036,"endHours":15.800500428109036,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:48","end":"16:48","startHours":15.800500428109036,"endHours":16.800500428109036,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:48","end":"17:48","startHours":16.800500428109036,"endHours":17.800500428109036,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:48","end":"18:48","startHours":17.800500428109036,"endHours":18.800500428109036,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:48","end":"19:48","startHours":18.800500428109036,"endHours":19.800500428109036,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:48","end":"20:48","startHours":19.800500428109036,"endHours":20.800500428109036,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:48","end":"21:48","startHours":20.800500428109036,"endHours":21.800500428109036,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:48","end":"22:48","startHours":21.800500428109036,"endHours":22.800500428109036,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:48","end":"23:48","startHours":22.800500428109036,"endHours":23.800500428109036,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:48","end":"00:48","startHours":23.800500428109036,"endHours":24.800500428109036,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:48","end":"01:48","startHours":24.800500428109036,"endHours":25.800500428109036,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:48","end":"02:48","startHours":25.800500428109036,"endHours":26.800500428109036,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:48","end":"03:48","startHours":26.800500428109036,"endHours":27.800500428109036,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:48","end":"04:48","startHours":27.800500428109036,"endHours":28.800500428109036,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:48","end":"05:48","startHours":28.800500428109036,"endHours":29.800500428109036,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:48","end":"06:48","startHours":29.800500428109036,"endHours":30.800500428109036,"planetary_lord":"Mercury"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.40384387393864,"eotMinutes":-0.4934569420694592,"ayanamsa":21.2545}},"calendars":{"vikram_samvat":1870,"vikram_samvatsara":"Vyaya","saka_samvat":1735,"saka_samvatsara":"Śrīmukha","bengali_samvat":1220,"malayalam_era":989,"nanakshahi_year":344,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Tṛtīyā · Vikram 1870 Vyaya · Śaka 1735 Śrīmukha"},"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 December 25, 1813 CE · Ayodhyā · Vidhyamitra","description":"December 25, 1813 CE for Ayodhyā: Śukla Tṛtīyā, sūryodaya 06:48, sūryāsta 17:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1813-12-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1813-12-25","sa":"https://sa.vidhyamitra.com/city/ayodhya/1813-12-25","hi":"https://hi.vidhyamitra.com/city/ayodhya/1813-12-25","x-default":"https://vidhyamitra.com/city/ayodhya/1813-12-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:20:19.902Z","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":"2026-05-31T23:20:19.902Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:20:19.902Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}