{"id":"vidhyamitra:city-day:ayodhya:1852-07-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1852-07-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1852-07-18","date_display":"July 18, 1852 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":1852,"month":7,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397687.770833,"kali_year":4954,"ahargana":1809222.2708,"sun":{"sidereal_longitude":93.596,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":103.6236,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":10.0276,"elapsed_within_tithi_degrees":10.0276},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.6236,"elapsed_within_degrees":10.2902},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.2195},"karana":{"half_tithi_index":1,"name":"Bava"},"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":1852,"month":7,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2397687.770833,"ahargana":1809222.2708,"kali_year":4954,"ayanamsa_lahiri":21.7932,"grahas":{"sun":{"sidereal_longitude":93.706752,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":104.59195199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":1.8949},"mars":{"sidereal_longitude":150.909452,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":114.91335200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":203.72935200000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":100.881552,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":26.108852000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":78.6975,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":258.6975,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1852,"month":7,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397687.770833,"kali_year":4954,"ahargana":1809222.2708,"sun":{"sidereal_longitude":93.596,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":103.6236,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":10.0276,"elapsed_within_tithi_degrees":10.0276},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.6236,"elapsed_within_degrees":10.2902},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.2195},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.895,"elongation":10.028},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.895,"opposition_distance":169.972}},"eclipse_window_40days":[{"offset_days":-1,"type":"solar","occurs":true,"moon_latitude":0.885,"elongation":2.546}]},"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":"05:18","sunsetLocal":"18:56","solarNoonLocal":"12:07","dayLengthHours":13.62983982170531,"dayLengthDisplay":"13 Hours 37 Mins 47 Secs","nightLengthDisplay":"10 Hours 22 Mins 13 Secs","moonriseLocal":"06:08","moonsetLocal":"19:33","rahuKala":{"name":"Rāhu Kāla","start":"17:14","end":"18:56","startHours":17.22852186848131,"endHours":18.93225184619447,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:07","end":"13:49","startHours":12.117331935341817,"endHours":13.82106191305498,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:31","end":"17:14","startHours":15.524791890768142,"endHours":17.22852186848131,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:29","end":"08:56","startHours":8.482707982887067,"endHours":8.93703597694391,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:14","startHours":5.870322017060215,"endHours":6.23378441230569,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:34","startHours":11.663003941284973,"endHours":12.57165992939866,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:24","startHours":3.4851000482617858,"endHours":4.393756036375473,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:10","end":"05:18","startHours":4.1665920393470515,"endHours":5.30241202448916,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:18","startHours":14.388971905626036,"endHours":15.297627893739724,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.732251846194472,"endHours":19.13225184619447,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:30","startHours":18.93225184619447,"endHours":19.500161838765525,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.68225184619447,"endHours":20.43225184619447,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:34","startHours":23.663003941284973,"endHours":24.57165992939866,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:18","end":"07:00","startHours":5.30241202448916,"endHours":7.006142002202324,"quality":"inauspicious"},{"name":"Chala","start":"07:00","end":"08:43","startHours":7.006142002202324,"endHours":8.709871979915487,"quality":"neutral"},{"name":"Labha","start":"08:43","end":"10:25","startHours":8.709871979915487,"endHours":10.413601957628652,"quality":"auspicious"},{"name":"Amṛta","start":"10:25","end":"12:07","startHours":10.413601957628652,"endHours":12.117331935341817,"quality":"auspicious"},{"name":"Kāla","start":"12:07","end":"13:49","startHours":12.117331935341817,"endHours":13.82106191305498,"quality":"inauspicious"},{"name":"Śubha","start":"13:49","end":"15:31","startHours":13.82106191305498,"endHours":15.524791890768142,"quality":"auspicious"},{"name":"Roga","start":"15:31","end":"17:14","startHours":15.524791890768142,"endHours":17.22852186848131,"quality":"inauspicious"},{"name":"Udveg","start":"17:14","end":"18:56","startHours":17.22852186848131,"endHours":18.93225184619447,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:56","end":"20:14","startHours":18.93225184619447,"endHours":20.22852186848131,"quality":"auspicious"},{"name":"Roga","start":"20:14","end":"21:31","startHours":20.22852186848131,"endHours":21.524791890768142,"quality":"inauspicious"},{"name":"Udveg","start":"21:31","end":"22:49","startHours":21.524791890768142,"endHours":22.82106191305498,"quality":"inauspicious"},{"name":"Chala","start":"22:49","end":"00:07","startHours":22.82106191305498,"endHours":24.117331935341817,"quality":"neutral"},{"name":"Labha","start":"00:07","end":"01:25","startHours":24.117331935341817,"endHours":25.413601957628654,"quality":"auspicious"},{"name":"Amṛta","start":"01:25","end":"02:43","startHours":25.413601957628654,"endHours":26.70987197991549,"quality":"auspicious"},{"name":"Kāla","start":"02:43","end":"04:00","startHours":26.70987197991549,"endHours":28.006142002202324,"quality":"inauspicious"},{"name":"Śubha","start":"04:00","end":"05:18","startHours":28.006142002202324,"endHours":29.30241202448916,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.30241202448916,"endHours":6.30241202448916,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.30241202448916,"endHours":7.30241202448916,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.30241202448916,"endHours":8.302412024489161,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.302412024489161,"endHours":9.302412024489161,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.302412024489161,"endHours":10.302412024489161,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.302412024489161,"endHours":11.302412024489161,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.302412024489161,"endHours":12.302412024489161,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.302412024489161,"endHours":13.302412024489161,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.302412024489161,"endHours":14.302412024489161,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.302412024489161,"endHours":15.302412024489161,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.302412024489161,"endHours":16.30241202448916,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.30241202448916,"endHours":17.30241202448916,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.30241202448916,"endHours":18.30241202448916,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.30241202448916,"endHours":19.30241202448916,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.30241202448916,"endHours":20.30241202448916,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.30241202448916,"endHours":21.30241202448916,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.30241202448916,"endHours":22.30241202448916,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.30241202448916,"endHours":23.30241202448916,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.30241202448916,"endHours":24.30241202448916,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.30241202448916,"endHours":25.30241202448916,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.30241202448916,"endHours":26.30241202448916,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.30241202448916,"endHours":27.30241202448916,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.30241202448916,"endHours":28.30241202448916,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.30241202448916,"endHours":29.30241202448916,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.03803470468553,"eotMinutes":-5.85591612050904,"ayanamsa":21.7932}},"calendars":{"vikram_samvat":1909,"vikram_samvatsara":"Krodhana","saka_samvat":1774,"saka_samvatsara":"Paridhāvi","bengali_samvat":1259,"malayalam_era":1028,"nanakshahi_year":383,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pratipada · Vikram 1909 Krodhana · Śaka 1774 Paridhāvi"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"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":[]},"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 July 18, 1852 CE · Ayodhyā · Vidhyamitra","description":"July 18, 1852 CE for Ayodhyā: Śukla Pratipada, sūryodaya 05:18, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1852-07-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1852-07-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1852-07-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1852-07-18","x-default":"https://vidhyamitra.com/city/ayodhya/1852-07-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T01:51:38.405Z","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":"2026-05-19T01:51:38.405Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T01:51:38.405Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}