{"id":"vidhyamitra:city-day:ayodhya:2181-04-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2181-04-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2181-04-11","date_display":"April 11, 2181 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":2181,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517754.770833,"kali_year":5282,"ahargana":1929289.2708,"sun":{"sidereal_longitude":354.9739,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.1712,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.1973,"elapsed_within_tithi_degrees":1.1973},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.1712,"elapsed_within_degrees":0.1712},"yoga":{"number":24,"name":"Śukla","sum_longitude":315.1451},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2181,"month":4,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517754.770833,"ahargana":1929289.2708,"kali_year":5282,"ayanamsa_lahiri":26.3853,"grahas":{"sun":{"sidereal_longitude":355.24661,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":320.37881000000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":3.7642},"mars":{"sidereal_longitude":72.64381000000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":11.868209999999976,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":103.81520999999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":8.721510000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":76.09300999999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":196.97,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":16.97,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2181,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517754.770833,"kali_year":5282,"ahargana":1929289.2708,"sun":{"sidereal_longitude":354.9739,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.1712,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.1973,"elapsed_within_tithi_degrees":1.1973},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.1712,"elapsed_within_degrees":0.1712},"yoga":{"number":24,"name":"Śukla","sum_longitude":315.1451},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.764,"elongation":34.803},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.764,"opposition_distance":145.197}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":1.281,"elongation":2.34}]},"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":"05:42","sunsetLocal":"18:23","solarNoonLocal":"12:03","dayLengthHours":12.698721235363129,"dayLengthDisplay":"12 Hours 41 Mins 55 Secs","nightLengthDisplay":"11 Hours 18 Mins 05 Secs","moonriseLocal":"03:51","moonsetLocal":"15:35","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:38","startHours":12.041778115674614,"endHours":13.629118270095006,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:17","end":"08:52","startHours":7.2797576524134415,"endHours":8.867097806833833,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:27","end":"12:03","startHours":10.454437961254223,"endHours":12.041778115674614,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:05","startHours":8.655452452911113,"endHours":9.078743160756552,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:34","startHours":6.221530882799847,"endHours":6.560163449076197,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:28","startHours":11.618487407829177,"endHours":12.46506882352005,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:51","startHours":3.9992546666112996,"endHours":4.845836082302175,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:38","end":"05:42","startHours":4.634190728379457,"endHours":5.69241749799305,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.158231654901803,"endHours":15.004813070592679,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.19113873335618,"endHours":18.59113873335618,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:55","startHours":18.39113873335618,"endHours":18.920252118162978,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.14113873335618,"endHours":19.89113873335618,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:28","startHours":23.618487407829175,"endHours":24.465068823520053,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:42","end":"07:17","startHours":5.69241749799305,"endHours":7.2797576524134415,"quality":"auspicious"},{"name":"Amṛta","start":"07:17","end":"08:52","startHours":7.2797576524134415,"endHours":8.867097806833833,"quality":"auspicious"},{"name":"Kāla","start":"08:52","end":"10:27","startHours":8.867097806833833,"endHours":10.454437961254223,"quality":"inauspicious"},{"name":"Śubha","start":"10:27","end":"12:03","startHours":10.454437961254223,"endHours":12.041778115674614,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:38","startHours":12.041778115674614,"endHours":13.629118270095006,"quality":"inauspicious"},{"name":"Udveg","start":"13:38","end":"15:13","startHours":13.629118270095006,"endHours":15.216458424515396,"quality":"inauspicious"},{"name":"Chala","start":"15:13","end":"16:48","startHours":15.216458424515396,"endHours":16.80379857893579,"quality":"neutral"},{"name":"Labha","start":"16:48","end":"18:23","startHours":16.80379857893579,"endHours":18.39113873335618,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:23","end":"19:48","startHours":18.39113873335618,"endHours":19.803798578935787,"quality":"inauspicious"},{"name":"Chala","start":"19:48","end":"21:13","startHours":19.803798578935787,"endHours":21.216458424515398,"quality":"neutral"},{"name":"Labha","start":"21:13","end":"22:38","startHours":21.216458424515398,"endHours":22.629118270095006,"quality":"auspicious"},{"name":"Amṛta","start":"22:38","end":"00:03","startHours":22.629118270095006,"endHours":24.041778115674614,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:27","startHours":24.041778115674614,"endHours":25.45443796125422,"quality":"inauspicious"},{"name":"Śubha","start":"01:27","end":"02:52","startHours":25.45443796125422,"endHours":26.867097806833833,"quality":"auspicious"},{"name":"Roga","start":"02:52","end":"04:17","startHours":26.867097806833833,"endHours":28.27975765241344,"quality":"inauspicious"},{"name":"Udveg","start":"04:17","end":"05:42","startHours":28.27975765241344,"endHours":29.69241749799305,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.69241749799305,"endHours":6.69241749799305,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.69241749799305,"endHours":7.69241749799305,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.69241749799305,"endHours":8.69241749799305,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.69241749799305,"endHours":9.69241749799305,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.69241749799305,"endHours":10.69241749799305,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.69241749799305,"endHours":11.69241749799305,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.69241749799305,"endHours":12.69241749799305,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.69241749799305,"endHours":13.69241749799305,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.69241749799305,"endHours":14.69241749799305,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.69241749799305,"endHours":15.69241749799305,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.69241749799305,"endHours":16.69241749799305,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.69241749799305,"endHours":17.69241749799305,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.69241749799305,"endHours":18.69241749799305,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.69241749799305,"endHours":19.69241749799305,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.69241749799305,"endHours":20.69241749799305,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.69241749799305,"endHours":21.69241749799305,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.69241749799305,"endHours":22.69241749799305,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.69241749799305,"endHours":23.69241749799305,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.69241749799305,"endHours":24.69241749799305,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.69241749799305,"endHours":25.69241749799305,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.69241749799305,"endHours":26.69241749799305,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.69241749799305,"endHours":27.69241749799305,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.69241749799305,"endHours":28.69241749799305,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.69241749799305,"endHours":29.69241749799305,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":8.431159998305205,"eotMinutes":-1.322686940476858,"ayanamsa":26.3853}},"calendars":{"vikram_samvat":2238,"vikram_samvatsara":"Jaya","saka_samvat":2103,"saka_samvatsara":"Vṛṣa","bengali_samvat":1588,"malayalam_era":1357,"nanakshahi_year":712,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Trayodaśī · Vikram 2238 Jaya · Śaka 2103 Vṛṣa"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5},{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 11, 2181 CE · Ayodhyā · Vidhyamitra","description":"April 11, 2181 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 05:42, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2181-04-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2181-04-11","sa":"https://sa.vidhyamitra.com/city/ayodhya/2181-04-11","hi":"https://hi.vidhyamitra.com/city/ayodhya/2181-04-11","x-default":"https://vidhyamitra.com/city/ayodhya/2181-04-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T09:30:51.302Z","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":"2026-05-21T09:30:51.302Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T09:30:51.302Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}