{"id":"vidhyamitra:city-day:ayodhya:1801-04-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1801-04-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1801-04-25","date_display":"April 25, 1801 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":1801,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2378975.770833,"kali_year":4903,"ahargana":1790510.2708,"sun":{"sidereal_longitude":13.7916,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":147.8682,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.0766,"elapsed_within_tithi_degrees":2.0766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.8682,"elapsed_within_degrees":1.2015},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":161.6597},"karana":{"half_tithi_index":22,"name":"Bava"},"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":1801,"month":4,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2378975.770833,"ahargana":1790510.2708,"kali_year":4903,"ayanamsa_lahiri":21.0775,"grahas":{"sun":{"sidereal_longitude":13.251487999999995,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":147.13248799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":1.7047},"mars":{"sidereal_longitude":77.75628800000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":349.296588,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":97.05878799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"venus":{"sidereal_longitude":52.965588000000025,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":117.98008800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":350.1493,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":170.1493,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"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":1801,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2378975.770833,"kali_year":4903,"ahargana":1790510.2708,"sun":{"sidereal_longitude":13.7916,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":147.8682,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.0766,"elapsed_within_tithi_degrees":2.0766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.8682,"elapsed_within_degrees":1.2015},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":161.6597},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.705,"elongation":134.077},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.705,"opposition_distance":45.923}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":0.892,"elongation":0.096}]},"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":"05:29","sunsetLocal":"18:30","solarNoonLocal":"11:59","dayLengthHours":13.018849645912638,"dayLengthDisplay":"13 Hours 01 Mins 08 Secs","nightLengthDisplay":"10 Hours 58 Mins 52 Secs","moonriseLocal":"14:43","moonsetLocal":"03:07","rahuKala":{"name":"Rāhu Kāla","start":"08:44","end":"10:22","startHours":8.731943277220719,"endHours":10.359299482959798,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:37","end":"15:14","startHours":13.614011894437958,"endHours":15.241368100177038,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:29","end":"07:06","startHours":5.477230865742559,"endHours":7.104587071481639,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:31","end":"08:57","startHours":8.514962449788841,"endHours":8.948924104652596,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:22","startHours":6.019682934322252,"endHours":6.366852258213256,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:33","end":"12:25","startHours":11.552694033835124,"endHours":12.420617343562633,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:37","startHours":3.7413842462875406,"endHours":4.60930755601505,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:24","end":"05:29","startHours":4.392326728583173,"endHours":5.477230865742559,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:01","startHours":14.15646396301765,"endHours":15.024387272745159,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.296080511655198,"endHours":18.696080511655197,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:02","startHours":18.496080511655197,"endHours":19.03853258023489,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.246080511655197,"endHours":19.996080511655197,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:33","end":"00:25","startHours":23.552694033835124,"endHours":24.420617343562633,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:29","end":"07:06","startHours":5.477230865742559,"endHours":7.104587071481639,"quality":"inauspicious"},{"name":"Śubha","start":"07:06","end":"08:44","startHours":7.104587071481639,"endHours":8.731943277220719,"quality":"auspicious"},{"name":"Roga","start":"08:44","end":"10:22","startHours":8.731943277220719,"endHours":10.359299482959798,"quality":"inauspicious"},{"name":"Udveg","start":"10:22","end":"11:59","startHours":10.359299482959798,"endHours":11.986655688698878,"quality":"inauspicious"},{"name":"Chala","start":"11:59","end":"13:37","startHours":11.986655688698878,"endHours":13.614011894437958,"quality":"neutral"},{"name":"Labha","start":"13:37","end":"15:14","startHours":13.614011894437958,"endHours":15.241368100177038,"quality":"auspicious"},{"name":"Amṛta","start":"15:14","end":"16:52","startHours":15.241368100177038,"endHours":16.868724305916118,"quality":"auspicious"},{"name":"Kāla","start":"16:52","end":"18:30","startHours":16.868724305916118,"endHours":18.496080511655197,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:30","end":"19:52","startHours":18.496080511655197,"endHours":19.868724305916118,"quality":"auspicious"},{"name":"Amṛta","start":"19:52","end":"21:14","startHours":19.868724305916118,"endHours":21.241368100177038,"quality":"auspicious"},{"name":"Kāla","start":"21:14","end":"22:37","startHours":21.241368100177038,"endHours":22.614011894437958,"quality":"inauspicious"},{"name":"Śubha","start":"22:37","end":"23:59","startHours":22.614011894437958,"endHours":23.986655688698878,"quality":"auspicious"},{"name":"Roga","start":"23:59","end":"01:22","startHours":23.986655688698878,"endHours":25.3592994829598,"quality":"inauspicious"},{"name":"Udveg","start":"01:22","end":"02:44","startHours":25.3592994829598,"endHours":26.73194327722072,"quality":"inauspicious"},{"name":"Chala","start":"02:44","end":"04:06","startHours":26.73194327722072,"endHours":28.10458707148164,"quality":"neutral"},{"name":"Labha","start":"04:06","end":"05:29","startHours":28.10458707148164,"endHours":29.47723086574256,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.477230865742559,"endHours":6.477230865742559,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.477230865742559,"endHours":7.477230865742559,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.477230865742559,"endHours":8.477230865742559,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.477230865742559,"endHours":9.477230865742559,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.477230865742559,"endHours":10.477230865742559,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.477230865742559,"endHours":11.477230865742559,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.477230865742559,"endHours":12.477230865742559,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.477230865742559,"endHours":13.477230865742559,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.477230865742559,"endHours":14.477230865742559,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.477230865742559,"endHours":15.477230865742559,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.477230865742559,"endHours":16.47723086574256,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.47723086574256,"endHours":17.47723086574256,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.47723086574256,"endHours":18.47723086574256,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.47723086574256,"endHours":19.47723086574256,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.47723086574256,"endHours":20.47723086574256,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.47723086574256,"endHours":21.47723086574256,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.47723086574256,"endHours":22.47723086574256,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.47723086574256,"endHours":23.47723086574256,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.47723086574256,"endHours":24.47723086574256,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.47723086574256,"endHours":25.47723086574256,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.47723086574256,"endHours":26.47723086574256,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.47723086574256,"endHours":27.47723086574256,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.47723086574256,"endHours":28.47723086574256,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.47723086574256,"endHours":29.47723086574256,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.961648936043241,"eotMinutes":1.9846586780673228,"ayanamsa":21.0775}},"calendars":{"vikram_samvat":1858,"vikram_samvatsara":"Bhāva","saka_samvat":1723,"saka_samvatsara":"Durmati","bengali_samvat":1208,"malayalam_era":977,"nanakshahi_year":332,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla 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 Śukla Dvādaśī · Vikram 1858 Bhāva · Śaka 1723 Durmati"},"festivals":[],"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":[]},"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 25, 1801 CE · Ayodhyā · Vidhyamitra","description":"April 25, 1801 CE for Ayodhyā: Śukla Dvādaśī, sūryodaya 05:29, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1801-04-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1801-04-25","sa":"https://sa.vidhyamitra.com/city/ayodhya/1801-04-25","hi":"https://hi.vidhyamitra.com/city/ayodhya/1801-04-25","x-default":"https://vidhyamitra.com/city/ayodhya/1801-04-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:48:11.571Z","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":"2026-05-31T02:48:11.571Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:48:11.571Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}