{"id":"vidhyamitra:city-day:ayodhya:2023-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2023-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2023-04-18","date_display":"April 18, 2023 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":2023,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460052.770833,"kali_year":5125,"ahargana":1871587.2708,"sun":{"sidereal_longitude":3.653,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":337.4774,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.8244,"elapsed_within_tithi_degrees":9.8244},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.4774,"elapsed_within_degrees":4.1441},"yoga":{"number":26,"name":"Indra","sum_longitude":341.1305},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"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":2023,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460052.770833,"ahargana":1871587.2708,"kali_year":5125,"ayanamsa_lahiri":24.1784,"grahas":{"sun":{"sidereal_longitude":3.5862510000000043,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":335.7539509999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":-2.6952},"mars":{"sidereal_longitude":77.50605100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":20.769851000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":359.079051,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":43.462950999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":310.26555099999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":14.2997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":194.2997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2023,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460052.770833,"kali_year":5125,"ahargana":1871587.2708,"sun":{"sidereal_longitude":3.653,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":337.4774,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.8244,"elapsed_within_tithi_degrees":9.8244},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.4774,"elapsed_within_degrees":4.1441},"yoga":{"number":26,"name":"Indra","sum_longitude":341.1305},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.695,"elongation":26.176},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.695,"opposition_distance":153.824}},"eclipse_window_40days":[{"offset_days":2,"type":"solar","occurs":true,"moon_latitude":-0.673,"elongation":0.011},{"offset_days":18,"type":"lunar","occurs":true,"moon_latitude":-0.836,"opposition_distance":2.976}]},"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":12.8559628693568,"dayLengthDisplay":"12 Hours 51 Mins 21 Secs","nightLengthDisplay":"11 Hours 08 Mins 39 Secs","moonriseLocal":"04:07","moonsetLocal":"16:12","rahuKala":{"name":"Rāhu Kāla","start":"15:14","end":"16:50","startHours":15.225292669074477,"endHours":16.832288027744077,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:48","end":"10:24","startHours":8.797311234396078,"endHours":10.404306593065677,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:01","end":"13:37","startHours":12.011301951735277,"endHours":13.618297310404877,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.583045186573464,"endHours":9.011577282218692,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:28","startHours":6.118985636613411,"endHours":6.4618113131295924,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:26","startHours":11.58276985609005,"endHours":12.439834047380504,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:44","startHours":3.869192134475971,"endHours":4.726256325766425,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:35","startHours":4.511990277943811,"endHours":5.583320517056878,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.15396242996141,"endHours":15.011026621251863,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.23928338641368,"endHours":18.639283386413677,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:58","startHours":18.439283386413678,"endHours":18.97494850597021,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.189283386413678,"endHours":19.939283386413678,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:26","startHours":23.58276985609005,"endHours":24.439834047380504,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:35","end":"07:11","startHours":5.583320517056878,"endHours":7.190315875726478,"quality":"inauspicious"},{"name":"Udveg","start":"07:11","end":"08:48","startHours":7.190315875726478,"endHours":8.797311234396078,"quality":"inauspicious"},{"name":"Chala","start":"08:48","end":"10:24","startHours":8.797311234396078,"endHours":10.404306593065677,"quality":"neutral"},{"name":"Labha","start":"10:24","end":"12:01","startHours":10.404306593065677,"endHours":12.011301951735277,"quality":"auspicious"},{"name":"Amṛta","start":"12:01","end":"13:37","startHours":12.011301951735277,"endHours":13.618297310404877,"quality":"auspicious"},{"name":"Kāla","start":"13:37","end":"15:14","startHours":13.618297310404877,"endHours":15.225292669074477,"quality":"inauspicious"},{"name":"Śubha","start":"15:14","end":"16:50","startHours":15.225292669074477,"endHours":16.832288027744077,"quality":"auspicious"},{"name":"Roga","start":"16:50","end":"18:26","startHours":16.832288027744077,"endHours":18.439283386413678,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:26","end":"19:50","startHours":18.439283386413678,"endHours":19.832288027744077,"quality":"inauspicious"},{"name":"Śubha","start":"19:50","end":"21:14","startHours":19.832288027744077,"endHours":21.225292669074477,"quality":"auspicious"},{"name":"Roga","start":"21:14","end":"22:37","startHours":21.225292669074477,"endHours":22.618297310404877,"quality":"inauspicious"},{"name":"Udveg","start":"22:37","end":"00:01","startHours":22.618297310404877,"endHours":24.011301951735277,"quality":"inauspicious"},{"name":"Chala","start":"00:01","end":"01:24","startHours":24.011301951735277,"endHours":25.404306593065677,"quality":"neutral"},{"name":"Labha","start":"01:24","end":"02:48","startHours":25.404306593065677,"endHours":26.797311234396076,"quality":"auspicious"},{"name":"Amṛta","start":"02:48","end":"04:11","startHours":26.797311234396076,"endHours":28.190315875726476,"quality":"auspicious"},{"name":"Kāla","start":"04:11","end":"05:35","startHours":28.190315875726476,"endHours":29.583320517056876,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.583320517056878,"endHours":6.583320517056878,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.583320517056878,"endHours":7.583320517056878,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.583320517056878,"endHours":8.583320517056878,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.583320517056878,"endHours":9.583320517056878,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.583320517056878,"endHours":10.583320517056878,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.583320517056878,"endHours":11.583320517056878,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.583320517056878,"endHours":12.583320517056878,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.583320517056878,"endHours":13.583320517056878,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.583320517056878,"endHours":14.583320517056878,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.583320517056878,"endHours":15.583320517056878,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.583320517056878,"endHours":16.583320517056876,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.583320517056876,"endHours":17.583320517056876,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.583320517056876,"endHours":18.583320517056876,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.583320517056876,"endHours":19.583320517056876,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.583320517056876,"endHours":20.583320517056876,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.583320517056876,"endHours":21.583320517056876,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.583320517056876,"endHours":22.583320517056876,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.583320517056876,"endHours":23.583320517056876,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.583320517056876,"endHours":24.583320517056876,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.583320517056876,"endHours":25.583320517056876,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.583320517056876,"endHours":26.583320517056876,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.583320517056876,"endHours":27.583320517056876,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.583320517056876,"endHours":28.583320517056876,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.583320517056876,"endHours":29.583320517056876,"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":10.677457986678382,"eotMinutes":0.5058828958834352,"ayanamsa":24.1784}},"calendars":{"vikram_samvat":2080,"vikram_samvatsara":"Nala","saka_samvat":1945,"saka_samvatsara":"Śobhana","bengali_samvat":1430,"malayalam_era":1199,"nanakshahi_year":554,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Trayodaśī · Vikram 2080 Nala · Śaka 1945 Śobhana"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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 April 18, 2023 CE · Ayodhyā · Vidhyamitra","description":"April 18, 2023 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 05:35, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2023-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2023-04-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2023-04-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2023-04-18","x-default":"https://vidhyamitra.com/city/ayodhya/2023-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T18:19:22.199Z","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":"2026-05-14T18:19:22.199Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T18:19:22.199Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}