{"id":"vidhyamitra:city-day:ayodhya:1851-04-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1851-04-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1851-04-10","date_display":"April 10, 1851 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":1851,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397222.770833,"kali_year":4952,"ahargana":1808757.2708,"sun":{"sidereal_longitude":358.2918,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":100.7228,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.4311,"elapsed_within_tithi_degrees":6.4311},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.7228,"elapsed_within_degrees":7.3895},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.0146},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1851,"month":4,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2397222.770833,"ahargana":1808757.2708,"kali_year":4952,"ayanamsa_lahiri":21.7754,"grahas":{"sun":{"sidereal_longitude":357.806219,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":97.46821899999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":-0.2049},"mars":{"sidereal_longitude":328.0443190000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":8.623819000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":178.11841900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":317.463119,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":3.2743189999999913,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":103.3354,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":283.3354,"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":1851,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397222.770833,"kali_year":4952,"ahargana":1808757.2708,"sun":{"sidereal_longitude":358.2918,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":100.7228,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.4311,"elapsed_within_tithi_degrees":6.4311},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":100.7228,"elapsed_within_degrees":7.3895},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.0146},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.205,"elongation":102.431},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.205,"opposition_distance":77.569}},"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":"05:43","sunsetLocal":"18:22","solarNoonLocal":"12:03","dayLengthHours":12.645322172010587,"dayLengthDisplay":"12 Hours 38 Mins 43 Secs","nightLengthDisplay":"11 Hours 21 Mins 17 Secs","moonriseLocal":"11:56","moonsetLocal":"01:27","rahuKala":{"name":"Rāhu Kāla","start":"13:38","end":"15:12","startHours":13.627182864254076,"endHours":15.207848135755398,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:43","end":"07:18","startHours":5.723856506747459,"endHours":7.304521778248782,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:53","end":"10:28","startHours":8.885187049750105,"endHours":10.465852321251429,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:06","startHours":8.674431680216596,"endHours":9.095942419283615,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.2507449305812335,"endHours":6.587953521834849,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:28","startHours":11.625006853685734,"endHours":12.468028331819772,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:02","end":"04:53","startHours":4.03781355047938,"endHours":4.8808350286134194,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:43","startHours":4.67007965907991,"endHours":5.723856506747459,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.154071288087849,"endHours":14.997092766221888,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.169178678758048,"endHours":18.569178678758046,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:54","startHours":18.369178678758047,"endHours":18.89606710259182,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.119178678758047,"endHours":19.869178678758047,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:28","startHours":23.625006853685733,"endHours":24.468028331819774,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:43","end":"07:18","startHours":5.723856506747459,"endHours":7.304521778248782,"quality":"auspicious"},{"name":"Roga","start":"07:18","end":"08:53","startHours":7.304521778248782,"endHours":8.885187049750105,"quality":"inauspicious"},{"name":"Udveg","start":"08:53","end":"10:28","startHours":8.885187049750105,"endHours":10.465852321251429,"quality":"inauspicious"},{"name":"Chala","start":"10:28","end":"12:03","startHours":10.465852321251429,"endHours":12.046517592752753,"quality":"neutral"},{"name":"Labha","start":"12:03","end":"13:38","startHours":12.046517592752753,"endHours":13.627182864254076,"quality":"auspicious"},{"name":"Amṛta","start":"13:38","end":"15:12","startHours":13.627182864254076,"endHours":15.207848135755398,"quality":"auspicious"},{"name":"Kāla","start":"15:12","end":"16:47","startHours":15.207848135755398,"endHours":16.788513407256723,"quality":"inauspicious"},{"name":"Śubha","start":"16:47","end":"18:22","startHours":16.788513407256723,"endHours":18.369178678758047,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:22","end":"19:47","startHours":18.369178678758047,"endHours":19.788513407256723,"quality":"auspicious"},{"name":"Kāla","start":"19:47","end":"21:12","startHours":19.788513407256723,"endHours":21.2078481357554,"quality":"inauspicious"},{"name":"Śubha","start":"21:12","end":"22:38","startHours":21.2078481357554,"endHours":22.627182864254078,"quality":"auspicious"},{"name":"Roga","start":"22:38","end":"00:03","startHours":22.627182864254078,"endHours":24.046517592752753,"quality":"inauspicious"},{"name":"Udveg","start":"00:03","end":"01:28","startHours":24.046517592752753,"endHours":25.46585232125143,"quality":"inauspicious"},{"name":"Chala","start":"01:28","end":"02:53","startHours":25.46585232125143,"endHours":26.885187049750108,"quality":"neutral"},{"name":"Labha","start":"02:53","end":"04:18","startHours":26.885187049750108,"endHours":28.304521778248784,"quality":"auspicious"},{"name":"Amṛta","start":"04:18","end":"05:43","startHours":28.304521778248784,"endHours":29.72385650674746,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.723856506747459,"endHours":6.723856506747459,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.723856506747459,"endHours":7.723856506747459,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.723856506747459,"endHours":8.72385650674746,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.72385650674746,"endHours":9.72385650674746,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.72385650674746,"endHours":10.72385650674746,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.72385650674746,"endHours":11.72385650674746,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.72385650674746,"endHours":12.72385650674746,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.72385650674746,"endHours":13.72385650674746,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.72385650674746,"endHours":14.72385650674746,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.72385650674746,"endHours":15.72385650674746,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.72385650674746,"endHours":16.72385650674746,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.72385650674746,"endHours":17.72385650674746,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.72385650674746,"endHours":18.72385650674746,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.72385650674746,"endHours":19.72385650674746,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.72385650674746,"endHours":20.72385650674746,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.72385650674746,"endHours":21.72385650674746,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.72385650674746,"endHours":22.72385650674746,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.72385650674746,"endHours":23.72385650674746,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.72385650674746,"endHours":24.72385650674746,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.72385650674746,"endHours":25.72385650674746,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.72385650674746,"endHours":26.72385650674746,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.72385650674746,"endHours":27.72385650674746,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.72385650674746,"endHours":28.72385650674746,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.72385650674746,"endHours":29.72385650674746,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":7.660315226497095,"eotMinutes":-1.6070555651651,"ayanamsa":21.7754}},"calendars":{"vikram_samvat":1908,"vikram_samvatsara":"Raktākṣī","saka_samvat":1773,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1258,"malayalam_era":1027,"nanakshahi_year":382,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Navamī · Vikram 1908 Raktākṣī · Śaka 1773 Virodhakṛt"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated 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 April 10, 1851 CE · Ayodhyā · Vidhyamitra","description":"April 10, 1851 CE for Ayodhyā: Śukla Navamī, sūryodaya 05:43, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1851-04-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1851-04-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/1851-04-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/1851-04-10","x-default":"https://vidhyamitra.com/city/ayodhya/1851-04-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:07:35.844Z","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":"2026-06-02T19:07:35.844Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T19:07:35.844Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}