{"id":"vidhyamitra:city-day:ayodhya:1767-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1767-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1767-04-18","date_display":"April 18, 1767 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":1767,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2366550.770833,"kali_year":4869,"ahargana":1778085.2708,"sun":{"sidereal_longitude":7.7789,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":233.3608,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":225.5819,"elapsed_within_tithi_degrees":9.5819},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":233.3608,"elapsed_within_degrees":6.6941},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.1396},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1767,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2366550.770833,"ahargana":1778085.2708,"kali_year":4869,"ayanamsa_lahiri":20.6023,"grahas":{"sun":{"sidereal_longitude":7.1323150000000055,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":231.36701500000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-3.6906},"mars":{"sidereal_longitude":56.67121499999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":13.932315000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":146.106115,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":34.225615000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":57.984815000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":288.4856,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":108.4856,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"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":1767,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2366550.770833,"kali_year":4869,"ahargana":1778085.2708,"sun":{"sidereal_longitude":7.7789,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":233.3608,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":225.5819,"elapsed_within_tithi_degrees":9.5819},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":233.3608,"elapsed_within_degrees":6.6941},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.1396},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.691,"elongation":134.418},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.691,"opposition_distance":45.582}},"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":"05:35","sunsetLocal":"18:26","solarNoonLocal":"12:01","dayLengthHours":12.85520333348812,"dayLengthDisplay":"12 Hours 51 Mins 19 Secs","nightLengthDisplay":"11 Hours 08 Mins 41 Secs","moonriseLocal":"21:42","moonsetLocal":"08:13","rahuKala":{"name":"Rāhu Kāla","start":"08:48","end":"10:24","startHours":8.797501118363247,"endHours":10.404401535049264,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:37","end":"15:14","startHours":13.618202368421294,"endHours":15.225102785107307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:35","end":"07:11","startHours":5.583700284991218,"endHours":7.190600701677233,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.583247729471779,"endHours":9.011754507254716,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:28","startHours":6.11933375721989,"endHours":6.46213917944624,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:26","startHours":11.58279517395234,"endHours":12.439808729518214,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:44","startHours":3.8696731738594683,"endHours":4.726686729425343,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:35","startHours":4.512433340533875,"endHours":5.583700284991218,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.153835840649965,"endHours":15.01084939621584,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.238903618479338,"endHours":18.638903618479336,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:58","startHours":18.438903618479337,"endHours":18.974537090708008,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.188903618479337,"endHours":19.938903618479337,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:26","startHours":23.582795173952338,"endHours":24.439808729518216,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:35","end":"07:11","startHours":5.583700284991218,"endHours":7.190600701677233,"quality":"inauspicious"},{"name":"Śubha","start":"07:11","end":"08:48","startHours":7.190600701677233,"endHours":8.797501118363247,"quality":"auspicious"},{"name":"Roga","start":"08:48","end":"10:24","startHours":8.797501118363247,"endHours":10.404401535049264,"quality":"inauspicious"},{"name":"Udveg","start":"10:24","end":"12:01","startHours":10.404401535049264,"endHours":12.011301951735277,"quality":"inauspicious"},{"name":"Chala","start":"12:01","end":"13:37","startHours":12.011301951735277,"endHours":13.618202368421294,"quality":"neutral"},{"name":"Labha","start":"13:37","end":"15:14","startHours":13.618202368421294,"endHours":15.225102785107307,"quality":"auspicious"},{"name":"Amṛta","start":"15:14","end":"16:50","startHours":15.225102785107307,"endHours":16.832003201793324,"quality":"auspicious"},{"name":"Kāla","start":"16:50","end":"18:26","startHours":16.832003201793324,"endHours":18.438903618479337,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:26","end":"19:50","startHours":18.438903618479337,"endHours":19.83200320179332,"quality":"auspicious"},{"name":"Amṛta","start":"19:50","end":"21:14","startHours":19.83200320179332,"endHours":21.225102785107307,"quality":"auspicious"},{"name":"Kāla","start":"21:14","end":"22:37","startHours":21.225102785107307,"endHours":22.618202368421294,"quality":"inauspicious"},{"name":"Śubha","start":"22:37","end":"00:01","startHours":22.618202368421294,"endHours":24.011301951735277,"quality":"auspicious"},{"name":"Roga","start":"00:01","end":"01:24","startHours":24.011301951735277,"endHours":25.40440153504926,"quality":"inauspicious"},{"name":"Udveg","start":"01:24","end":"02:48","startHours":25.40440153504926,"endHours":26.797501118363247,"quality":"inauspicious"},{"name":"Chala","start":"02:48","end":"04:11","startHours":26.797501118363247,"endHours":28.190600701677234,"quality":"neutral"},{"name":"Labha","start":"04:11","end":"05:35","startHours":28.190600701677234,"endHours":29.583700284991217,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.583700284991218,"endHours":6.583700284991218,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.583700284991218,"endHours":7.583700284991218,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.583700284991218,"endHours":8.583700284991217,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.583700284991217,"endHours":9.583700284991217,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.583700284991217,"endHours":10.583700284991217,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.583700284991217,"endHours":11.583700284991217,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.583700284991217,"endHours":12.583700284991217,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.583700284991217,"endHours":13.583700284991217,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.583700284991217,"endHours":14.583700284991217,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.583700284991217,"endHours":15.583700284991217,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.583700284991217,"endHours":16.583700284991217,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.583700284991217,"endHours":17.583700284991217,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.583700284991217,"endHours":18.583700284991217,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.583700284991217,"endHours":19.583700284991217,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.583700284991217,"endHours":20.583700284991217,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.583700284991217,"endHours":21.583700284991217,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.583700284991217,"endHours":22.583700284991217,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.583700284991217,"endHours":23.583700284991217,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.583700284991217,"endHours":24.583700284991217,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.583700284991217,"endHours":25.583700284991217,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.583700284991217,"endHours":26.583700284991217,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.583700284991217,"endHours":27.583700284991217,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.583700284991217,"endHours":28.583700284991217,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.583700284991217,"endHours":29.583700284991217,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.666699543148438,"eotMinutes":0.5058828958834352,"ayanamsa":20.6023}},"calendars":{"vikram_samvat":1824,"vikram_samvatsara":"Śārvarī","saka_samvat":1689,"saka_samvatsara":"Sarvajit","bengali_samvat":1174,"malayalam_era":943,"nanakshahi_year":298,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturthī · Vikram 1824 Śārvarī · Śaka 1689 Sarvajit"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 18, 1767 CE · Ayodhyā · Vidhyamitra","description":"April 18, 1767 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 05:35, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1767-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1767-04-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1767-04-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1767-04-18","x-default":"https://vidhyamitra.com/city/ayodhya/1767-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:51:36.748Z","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":"2026-05-31T09:51:36.748Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:51:36.748Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}