{"id":"vidhyamitra:city-day:ayodhya:1902-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1902-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1902-01-18","date_display":"January 18, 1902 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":1902,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415767.770833,"kali_year":5003,"ahargana":1827302.2708,"sun":{"sidereal_longitude":274.689,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":16.7705,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.0815,"elapsed_within_tithi_degrees":6.0815},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2,"moon_longitude":16.7705,"elapsed_within_degrees":3.4372},"yoga":{"number":22,"name":"Sādhya","sum_longitude":291.4595},"karana":{"half_tithi_index":17,"name":"Kaulava"},"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":1902,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415767.770833,"ahargana":1827302.2708,"kali_year":5003,"ayanamsa_lahiri":22.4847,"grahas":{"sun":{"sidereal_longitude":274.542064,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":14.428264000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false,"latitude":0.3106},"mars":{"sidereal_longitude":291.518364,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":286.071064,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":274.379364,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":311.234864,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":268.45796399999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":200.7321,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":20.7321,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"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":1902,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415767.770833,"kali_year":5003,"ahargana":1827302.2708,"sun":{"sidereal_longitude":274.689,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":16.7705,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.0815,"elapsed_within_tithi_degrees":6.0815},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2,"moon_longitude":16.7705,"elapsed_within_degrees":3.4372},"yoga":{"number":22,"name":"Sādhya","sum_longitude":291.4595},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.311,"elongation":102.082},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.311,"opposition_distance":77.918}},"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":"06:52","sunsetLocal":"17:31","solarNoonLocal":"12:12","dayLengthHours":10.664265766771502,"dayLengthDisplay":"10 Hours 39 Mins 51 Secs","nightLengthDisplay":"13 Hours 20 Mins 09 Secs","moonriseLocal":"12:20","moonsetLocal":"01:22","rahuKala":{"name":"Rāhu Kāla","start":"09:32","end":"10:52","startHours":9.526154051335286,"endHours":10.859187272181725,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:32","end":"14:51","startHours":13.5252537138746,"endHours":14.858286934721038,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:52","end":"08:12","startHours":6.860087609642411,"endHours":8.19312083048885,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.348416288555761,"endHours":9.703891814114812,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.304432016591224,"endHours":7.588812437038464,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:33","startHours":11.836744967469112,"endHours":12.547696018587214,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:09","startHours":5.438185507406211,"endHours":6.149136558524312,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:52","startHours":5.971398795744786,"endHours":6.860087609642411,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:41","startHours":13.969598120823413,"endHours":14.680549171941513,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.324353376413914,"endHours":17.724353376413912,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:58","startHours":17.524353376413913,"endHours":17.968697783362725,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.274353376413913,"endHours":19.024353376413913,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:33","startHours":23.836744967469112,"endHours":24.547696018587214,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:52","end":"08:12","startHours":6.860087609642411,"endHours":8.19312083048885,"quality":"inauspicious"},{"name":"Śubha","start":"08:12","end":"09:32","startHours":8.19312083048885,"endHours":9.526154051335286,"quality":"auspicious"},{"name":"Roga","start":"09:32","end":"10:52","startHours":9.526154051335286,"endHours":10.859187272181725,"quality":"inauspicious"},{"name":"Udveg","start":"10:52","end":"12:12","startHours":10.859187272181725,"endHours":12.192220493028163,"quality":"inauspicious"},{"name":"Chala","start":"12:12","end":"13:32","startHours":12.192220493028163,"endHours":13.5252537138746,"quality":"neutral"},{"name":"Labha","start":"13:32","end":"14:51","startHours":13.5252537138746,"endHours":14.858286934721038,"quality":"auspicious"},{"name":"Amṛta","start":"14:51","end":"16:11","startHours":14.858286934721038,"endHours":16.191320155567475,"quality":"auspicious"},{"name":"Kāla","start":"16:11","end":"17:31","startHours":16.191320155567475,"endHours":17.524353376413913,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:31","end":"19:11","startHours":17.524353376413913,"endHours":19.191320155567475,"quality":"auspicious"},{"name":"Amṛta","start":"19:11","end":"20:51","startHours":19.191320155567475,"endHours":20.858286934721036,"quality":"auspicious"},{"name":"Kāla","start":"20:51","end":"22:32","startHours":20.858286934721036,"endHours":22.525253713874598,"quality":"inauspicious"},{"name":"Śubha","start":"22:32","end":"00:12","startHours":22.525253713874598,"endHours":24.192220493028163,"quality":"auspicious"},{"name":"Roga","start":"00:12","end":"01:52","startHours":24.192220493028163,"endHours":25.859187272181725,"quality":"inauspicious"},{"name":"Udveg","start":"01:52","end":"03:32","startHours":25.859187272181725,"endHours":27.526154051335286,"quality":"inauspicious"},{"name":"Chala","start":"03:32","end":"05:12","startHours":27.526154051335286,"endHours":29.19312083048885,"quality":"neutral"},{"name":"Labha","start":"05:12","end":"06:52","startHours":29.19312083048885,"endHours":30.860087609642413,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.860087609642411,"endHours":7.860087609642411,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.860087609642411,"endHours":8.860087609642411,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.860087609642411,"endHours":9.860087609642411,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.860087609642411,"endHours":10.860087609642411,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.860087609642411,"endHours":11.860087609642411,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.860087609642411,"endHours":12.860087609642411,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.860087609642411,"endHours":13.860087609642411,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.860087609642411,"endHours":14.860087609642411,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.860087609642411,"endHours":15.860087609642411,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.860087609642411,"endHours":16.860087609642413,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.860087609642413,"endHours":17.860087609642413,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.860087609642413,"endHours":18.860087609642413,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.860087609642413,"endHours":19.860087609642413,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.860087609642413,"endHours":20.860087609642413,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.860087609642413,"endHours":21.860087609642413,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.860087609642413,"endHours":22.860087609642413,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.860087609642413,"endHours":23.860087609642413,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.860087609642413,"endHours":24.860087609642413,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.860087609642413,"endHours":25.860087609642413,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.860087609642413,"endHours":26.860087609642413,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.860087609642413,"endHours":27.860087609642413,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.860087609642413,"endHours":28.860087609642413,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.860087609642413,"endHours":29.860087609642413,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.860087609642413,"endHours":30.860087609642413,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"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":-20.750416317862452,"eotMinutes":-10.349229581689698,"ayanamsa":22.4847}},"calendars":{"vikram_samvat":1959,"vikram_samvatsara":"Rākṣasa","saka_samvat":1824,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1309,"malayalam_era":1078,"nanakshahi_year":433,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 1959 Rākṣasa · Śaka 1824 Śubhakṛt"},"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":"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 January 18, 1902 CE · Ayodhyā · Vidhyamitra","description":"January 18, 1902 CE for Ayodhyā: Śukla Navamī, sūryodaya 06:52, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1902-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1902-01-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1902-01-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1902-01-18","x-default":"https://vidhyamitra.com/city/ayodhya/1902-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T12:01:07.483Z","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":"2026-05-17T12:01:07.483Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T12:01:07.483Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}