{"id":"vidhyamitra:city-day:ayodhya:1870-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1870-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1870-01-18","date_display":"January 18, 1870 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":1870,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404080.770833,"kali_year":4971,"ahargana":1815615.2708,"sun":{"sidereal_longitude":276.0023,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":100.0791,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.0767,"elapsed_within_tithi_degrees":4.0767},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.0791,"elapsed_within_degrees":6.7457},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.0814},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":1870,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2404080.770833,"ahargana":1815615.2708,"kali_year":4971,"ayanamsa_lahiri":22.0377,"grahas":{"sun":{"sidereal_longitude":275.77069300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":101.21619299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":0.0089},"mars":{"sidereal_longitude":289.41059299999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":296.28689299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":21.044292999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":318.19549300000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":242.815693,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":99.9656,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":279.9656,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1870,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404080.770833,"kali_year":4971,"ahargana":1815615.2708,"sun":{"sidereal_longitude":276.0023,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":100.0791,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.0767,"elapsed_within_tithi_degrees":4.0767},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.0791,"elapsed_within_degrees":6.7457},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.0814},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.009,"elongation":175.923},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.009,"opposition_distance":4.077}},"eclipse_window_40days":[{"offset_days":-16,"type":"solar","occurs":true,"moon_latitude":1.468,"elongation":2.188}]},"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":"06:51","sunsetLocal":"17:32","solarNoonLocal":"12:12","dayLengthHours":10.676082144797633,"dayLengthDisplay":"10 Hours 40 Mins 34 Secs","nightLengthDisplay":"13 Hours 19 Mins 26 Secs","moonriseLocal":"17:49","moonsetLocal":"07:17","rahuKala":{"name":"Rāhu Kāla","start":"14:52","end":"16:12","startHours":14.861241029227571,"endHours":16.195751297327277,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:31","end":"10:51","startHours":9.523199956828755,"endHours":10.85771022492846,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:12","end":"13:32","startHours":12.192220493028163,"endHours":13.526730761127869,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.345265254415462,"endHours":9.701134659242049,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.299016176662582,"endHours":7.583711700523852,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:33","startHours":11.836351088201575,"endHours":12.548089897854751,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:09","startHours":5.430701801322996,"endHours":6.142440610976172,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:51","startHours":5.964505908562878,"endHours":6.854179420629348,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:41","startHours":13.971567517161102,"endHours":14.683306326814277,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:20","end":"17:44","startHours":17.33026156542698,"endHours":17.73026156542698,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:32","end":"17:59","startHours":17.53026156542698,"endHours":17.975098321460216,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:17","end":"19:02","startHours":17.28026156542698,"endHours":19.03026156542698,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:33","startHours":23.836351088201575,"endHours":24.54808989785475,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:51","end":"08:11","startHours":6.854179420629348,"endHours":8.188689688729053,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:31","startHours":8.188689688729053,"endHours":9.523199956828755,"quality":"inauspicious"},{"name":"Chala","start":"09:31","end":"10:51","startHours":9.523199956828755,"endHours":10.85771022492846,"quality":"neutral"},{"name":"Labha","start":"10:51","end":"12:12","startHours":10.85771022492846,"endHours":12.192220493028163,"quality":"auspicious"},{"name":"Amṛta","start":"12:12","end":"13:32","startHours":12.192220493028163,"endHours":13.526730761127869,"quality":"auspicious"},{"name":"Kāla","start":"13:32","end":"14:52","startHours":13.526730761127869,"endHours":14.861241029227571,"quality":"inauspicious"},{"name":"Śubha","start":"14:52","end":"16:12","startHours":14.861241029227571,"endHours":16.195751297327277,"quality":"auspicious"},{"name":"Roga","start":"16:12","end":"17:32","startHours":16.195751297327277,"endHours":17.53026156542698,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:32","end":"19:12","startHours":17.53026156542698,"endHours":19.195751297327277,"quality":"inauspicious"},{"name":"Śubha","start":"19:12","end":"20:52","startHours":19.195751297327277,"endHours":20.86124102922757,"quality":"auspicious"},{"name":"Roga","start":"20:52","end":"22:32","startHours":20.86124102922757,"endHours":22.526730761127865,"quality":"inauspicious"},{"name":"Udveg","start":"22:32","end":"00:12","startHours":22.526730761127865,"endHours":24.192220493028163,"quality":"inauspicious"},{"name":"Chala","start":"00:12","end":"01:51","startHours":24.192220493028163,"endHours":25.85771022492846,"quality":"neutral"},{"name":"Labha","start":"01:51","end":"03:31","startHours":25.85771022492846,"endHours":27.523199956828755,"quality":"auspicious"},{"name":"Amṛta","start":"03:31","end":"05:11","startHours":27.523199956828755,"endHours":29.18868968872905,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:51","startHours":29.18868968872905,"endHours":30.854179420629347,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.854179420629348,"endHours":7.854179420629348,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.854179420629348,"endHours":8.854179420629347,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.854179420629347,"endHours":9.854179420629347,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.854179420629347,"endHours":10.854179420629347,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.854179420629347,"endHours":11.854179420629347,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.854179420629347,"endHours":12.854179420629347,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.854179420629347,"endHours":13.854179420629347,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.854179420629347,"endHours":14.854179420629347,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.854179420629347,"endHours":15.854179420629347,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.854179420629347,"endHours":16.854179420629347,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.854179420629347,"endHours":17.854179420629347,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.854179420629347,"endHours":18.854179420629347,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.854179420629347,"endHours":19.854179420629347,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.854179420629347,"endHours":20.854179420629347,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.854179420629347,"endHours":21.854179420629347,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.854179420629347,"endHours":22.854179420629347,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.854179420629347,"endHours":23.854179420629347,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.854179420629347,"endHours":24.854179420629347,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.854179420629347,"endHours":25.854179420629347,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.854179420629347,"endHours":26.854179420629347,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.854179420629347,"endHours":27.854179420629347,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.854179420629347,"endHours":28.854179420629347,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.854179420629347,"endHours":29.854179420629347,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.854179420629347,"endHours":30.854179420629347,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.597413524462315,"eotMinutes":-10.349229581689698,"ayanamsa":22.0377}},"calendars":{"vikram_samvat":1927,"vikram_samvatsara":"Subhānu","saka_samvat":1792,"saka_samvatsara":"Pramoda","bengali_samvat":1277,"malayalam_era":1046,"nanakshahi_year":401,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Pratipada · Vikram 1927 Subhānu · Śaka 1792 Pramoda"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 January 18, 1870 CE · Ayodhyā · Vidhyamitra","description":"January 18, 1870 CE for Ayodhyā: Kṛṣṇa Pratipada, sūryodaya 06:51, sūryāsta 17:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1870-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1870-01-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1870-01-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1870-01-18","x-default":"https://vidhyamitra.com/city/ayodhya/1870-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T03:07:42.828Z","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":"2026-05-17T03:07:42.828Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T03:07:42.828Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}