{"id":"vidhyamitra:city-day:ayodhya:2273-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2273-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2273-04-18","date_display":"April 18, 2273 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":2273,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2551363.770833,"kali_year":5374,"ahargana":1962898.2708,"sun":{"sidereal_longitude":0.0552,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":356.1092,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.0541,"elapsed_within_tithi_degrees":8.0541},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":356.1092,"elapsed_within_degrees":9.4426},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.1644},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2273,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2551363.770833,"ahargana":1962898.2708,"kali_year":5374,"ayanamsa_lahiri":27.6707,"grahas":{"sun":{"sidereal_longitude":0.5600989999999797,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":357.620999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":2.8965},"mars":{"sidereal_longitude":52.90369900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":14.327799000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":19.100899000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":312.291599,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":124.36919899999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":216.2035,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":36.2035,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2273,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2551363.770833,"kali_year":5374,"ahargana":1962898.2708,"sun":{"sidereal_longitude":0.0552,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":356.1092,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.0541,"elapsed_within_tithi_degrees":8.0541},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":356.1092,"elapsed_within_degrees":9.4426},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.1644},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.896,"elongation":3.946},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.896,"opposition_distance":176.054}},"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":"18:27","solarNoonLocal":"12:01","dayLengthHours":12.86773561800343,"dayLengthDisplay":"12 Hours 52 Mins 04 Secs","nightLengthDisplay":"11 Hours 07 Mins 56 Secs","moonriseLocal":"05:26","moonsetLocal":"18:12","rahuKala":{"name":"Rāhu Kāla","start":"10:24","end":"12:01","startHours":10.402834999484847,"endHours":12.011301951735277,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:14","end":"16:50","startHours":15.228235856236132,"endHours":16.836702808486564,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:11","end":"08:48","startHours":7.18590109498399,"endHours":8.794368047234418,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.579905786934361,"endHours":9.008830307534476,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:27","startHours":6.113589793483704,"endHours":6.4567294099637955,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:26","startHours":11.582377431135162,"endHours":12.440226472335391,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:43","startHours":3.861736060333104,"endHours":4.719585101533332,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:30","end":"05:35","startHours":4.505122841233275,"endHours":5.577434142733561,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.155924554735847,"endHours":15.013773595936076,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:15","end":"18:39","startHours":18.245169760736992,"endHours":18.64516976073699,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:27","end":"18:59","startHours":18.44516976073699,"endHours":18.981325411487134,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:12","end":"19:57","startHours":18.19516976073699,"endHours":19.94516976073699,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:26","startHours":23.582377431135164,"endHours":24.44022647233539,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:35","end":"07:11","startHours":5.577434142733561,"endHours":7.18590109498399,"quality":"neutral"},{"name":"Labha","start":"07:11","end":"08:48","startHours":7.18590109498399,"endHours":8.794368047234418,"quality":"auspicious"},{"name":"Amṛta","start":"08:48","end":"10:24","startHours":8.794368047234418,"endHours":10.402834999484847,"quality":"auspicious"},{"name":"Kāla","start":"10:24","end":"12:01","startHours":10.402834999484847,"endHours":12.011301951735277,"quality":"inauspicious"},{"name":"Śubha","start":"12:01","end":"13:37","startHours":12.011301951735277,"endHours":13.619768903985705,"quality":"auspicious"},{"name":"Roga","start":"13:37","end":"15:14","startHours":13.619768903985705,"endHours":15.228235856236132,"quality":"inauspicious"},{"name":"Udveg","start":"15:14","end":"16:50","startHours":15.228235856236132,"endHours":16.836702808486564,"quality":"inauspicious"},{"name":"Chala","start":"16:50","end":"18:27","startHours":16.836702808486564,"endHours":18.44516976073699,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:27","end":"19:50","startHours":18.44516976073699,"endHours":19.836702808486564,"quality":"inauspicious"},{"name":"Udveg","start":"19:50","end":"21:14","startHours":19.836702808486564,"endHours":21.228235856236132,"quality":"inauspicious"},{"name":"Chala","start":"21:14","end":"22:37","startHours":21.228235856236132,"endHours":22.619768903985705,"quality":"neutral"},{"name":"Labha","start":"22:37","end":"00:01","startHours":22.619768903985705,"endHours":24.011301951735277,"quality":"auspicious"},{"name":"Amṛta","start":"00:01","end":"01:24","startHours":24.011301951735277,"endHours":25.40283499948485,"quality":"auspicious"},{"name":"Kāla","start":"01:24","end":"02:48","startHours":25.40283499948485,"endHours":26.79436804723442,"quality":"inauspicious"},{"name":"Śubha","start":"02:48","end":"04:11","startHours":26.79436804723442,"endHours":28.18590109498399,"quality":"auspicious"},{"name":"Roga","start":"04:11","end":"05:35","startHours":28.18590109498399,"endHours":29.577434142733562,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.577434142733561,"endHours":6.577434142733561,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.577434142733561,"endHours":7.577434142733561,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.577434142733561,"endHours":8.577434142733562,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.577434142733562,"endHours":9.577434142733562,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.577434142733562,"endHours":10.577434142733562,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.577434142733562,"endHours":11.577434142733562,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.577434142733562,"endHours":12.577434142733562,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.577434142733562,"endHours":13.577434142733562,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.577434142733562,"endHours":14.577434142733562,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.577434142733562,"endHours":15.577434142733562,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.577434142733562,"endHours":16.577434142733562,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.577434142733562,"endHours":17.577434142733562,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.577434142733562,"endHours":18.577434142733562,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.577434142733562,"endHours":19.577434142733562,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.577434142733562,"endHours":20.577434142733562,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.577434142733562,"endHours":21.577434142733562,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.577434142733562,"endHours":22.577434142733562,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.577434142733562,"endHours":23.577434142733562,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.577434142733562,"endHours":24.577434142733562,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.577434142733562,"endHours":25.577434142733562,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.577434142733562,"endHours":26.577434142733562,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.577434142733562,"endHours":27.577434142733562,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.577434142733562,"endHours":28.577434142733562,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.577434142733562,"endHours":29.577434142733562,"planetary_lord":"Mars"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.844091670126112,"eotMinutes":0.5058828958834352,"ayanamsa":27.6707}},"calendars":{"vikram_samvat":2330,"vikram_samvatsara":"Akṣaya","saka_samvat":2195,"saka_samvatsara":"Pramādī","bengali_samvat":1680,"malayalam_era":1449,"nanakshahi_year":804,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","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 Amāvasyā · Vikram 2330 Akṣaya · Śaka 2195 Pramādī"},"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_ingress":"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_ingress":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","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, 2273 CE · Ayodhyā · Vidhyamitra","description":"April 18, 2273 CE for Ayodhyā: Kṛṣṇa Amāvasyā, sūryodaya 05:35, sūryāsta 18:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2273-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2273-04-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/2273-04-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/2273-04-18","x-default":"https://vidhyamitra.com/city/ayodhya/2273-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:06:45.195Z","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":"2026-05-31T02:06:45.195Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:06:45.195Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}