{"id":"vidhyamitra:city-day:ayodhya:1813-07-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1813-07-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1813-07-25","date_display":"July 25, 1813 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":1813,"month":7,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383449.770833,"kali_year":4915,"ahargana":1794984.2708,"sun":{"sidereal_longitude":100.3239,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":67.7624,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.4384,"elapsed_within_tithi_degrees":3.4384},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.7624,"elapsed_within_degrees":1.0957},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":168.0863},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1813,"month":7,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2383449.770833,"ahargana":1794984.2708,"kali_year":4915,"ayanamsa_lahiri":21.2486,"grahas":{"sun":{"sidereal_longitude":100.38414899999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":65.792149,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":-3.1988},"mars":{"sidereal_longitude":290.5150490000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":129.513849,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":116.46344900000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":119.55604900000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":265.550649,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":113.0953,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":293.0953,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1813,"month":7,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383449.770833,"kali_year":4915,"ahargana":1794984.2708,"sun":{"sidereal_longitude":100.3239,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":67.7624,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.4384,"elapsed_within_tithi_degrees":3.4384},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.7624,"elapsed_within_degrees":1.0957},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":168.0863},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.199,"elongation":32.562},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.199,"opposition_distance":147.438}},"eclipse_window_40days":[{"offset_days":18,"type":"lunar","occurs":true,"moon_latitude":-0.278,"opposition_distance":1.773}]},"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":"05:21","sunsetLocal":"18:53","solarNoonLocal":"12:07","dayLengthHours":13.531271017002227,"dayLengthDisplay":"13 Hours 31 Mins 53 Secs","nightLengthDisplay":"10 Hours 28 Mins 07 Secs","moonriseLocal":"02:56","moonsetLocal":"16:42","rahuKala":{"name":"Rāhu Kāla","start":"17:12","end":"18:53","startHours":17.196920816916673,"endHours":18.88832969404195,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:07","end":"13:49","startHours":12.122694185540837,"endHours":13.814103062666115,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:30","end":"17:12","startHours":15.505511939791393,"endHours":17.196920816916673,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:31","end":"08:58","startHours":8.514355247673576,"endHours":8.965397614906983,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:55","end":"06:17","startHours":5.920861636081482,"endHours":6.281695529868208,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:34","startHours":11.67165181830743,"endHours":12.573736552774244,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:33","end":"04:27","startHours":3.552889208106092,"endHours":4.454973942572908,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:14","end":"05:21","startHours":4.229452758956203,"endHours":5.357058677039722,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:17","startHours":14.377906021707874,"endHours":15.279990756174689,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:41","end":"19:05","startHours":18.68832969404195,"endHours":19.08832969404195,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:53","end":"19:27","startHours":18.88832969404195,"endHours":19.45213265308371,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:38","end":"20:23","startHours":18.63832969404195,"endHours":20.38832969404195,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:34","startHours":23.671651818307428,"endHours":24.573736552774246,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:21","end":"07:03","startHours":5.357058677039722,"endHours":7.048467554165001,"quality":"inauspicious"},{"name":"Chala","start":"07:03","end":"08:44","startHours":7.048467554165001,"endHours":8.739876431290279,"quality":"neutral"},{"name":"Labha","start":"08:44","end":"10:26","startHours":8.739876431290279,"endHours":10.431285308415557,"quality":"auspicious"},{"name":"Amṛta","start":"10:26","end":"12:07","startHours":10.431285308415557,"endHours":12.122694185540837,"quality":"auspicious"},{"name":"Kāla","start":"12:07","end":"13:49","startHours":12.122694185540837,"endHours":13.814103062666115,"quality":"inauspicious"},{"name":"Śubha","start":"13:49","end":"15:30","startHours":13.814103062666115,"endHours":15.505511939791393,"quality":"auspicious"},{"name":"Roga","start":"15:30","end":"17:12","startHours":15.505511939791393,"endHours":17.196920816916673,"quality":"inauspicious"},{"name":"Udveg","start":"17:12","end":"18:53","startHours":17.196920816916673,"endHours":18.88832969404195,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:53","end":"20:12","startHours":18.88832969404195,"endHours":20.19692081691667,"quality":"auspicious"},{"name":"Roga","start":"20:12","end":"21:30","startHours":20.19692081691667,"endHours":21.505511939791393,"quality":"inauspicious"},{"name":"Udveg","start":"21:30","end":"22:49","startHours":21.505511939791393,"endHours":22.814103062666113,"quality":"inauspicious"},{"name":"Chala","start":"22:49","end":"00:07","startHours":22.814103062666113,"endHours":24.122694185540837,"quality":"neutral"},{"name":"Labha","start":"00:07","end":"01:26","startHours":24.122694185540837,"endHours":25.431285308415557,"quality":"auspicious"},{"name":"Amṛta","start":"01:26","end":"02:44","startHours":25.431285308415557,"endHours":26.739876431290277,"quality":"auspicious"},{"name":"Kāla","start":"02:44","end":"04:03","startHours":26.739876431290277,"endHours":28.048467554165,"quality":"inauspicious"},{"name":"Śubha","start":"04:03","end":"05:21","startHours":28.048467554165,"endHours":29.357058677039724,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:21","end":"06:21","startHours":5.357058677039722,"endHours":6.357058677039722,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:21","end":"07:21","startHours":6.357058677039722,"endHours":7.357058677039722,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:21","end":"08:21","startHours":7.357058677039722,"endHours":8.357058677039722,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:21","end":"09:21","startHours":8.357058677039722,"endHours":9.357058677039722,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:21","end":"10:21","startHours":9.357058677039722,"endHours":10.357058677039722,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:21","end":"11:21","startHours":10.357058677039722,"endHours":11.357058677039722,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:21","end":"12:21","startHours":11.357058677039722,"endHours":12.357058677039722,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:21","end":"13:21","startHours":12.357058677039722,"endHours":13.357058677039722,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:21","end":"14:21","startHours":13.357058677039722,"endHours":14.357058677039722,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:21","end":"15:21","startHours":14.357058677039722,"endHours":15.357058677039722,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:21","end":"16:21","startHours":15.357058677039722,"endHours":16.357058677039724,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:21","end":"17:21","startHours":16.357058677039724,"endHours":17.357058677039724,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:21","end":"18:21","startHours":17.357058677039724,"endHours":18.357058677039724,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:21","end":"19:21","startHours":18.357058677039724,"endHours":19.357058677039724,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:21","end":"20:21","startHours":19.357058677039724,"endHours":20.357058677039724,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:21","end":"21:21","startHours":20.357058677039724,"endHours":21.357058677039724,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:21","end":"22:21","startHours":21.357058677039724,"endHours":22.357058677039724,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:21","end":"23:21","startHours":22.357058677039724,"endHours":23.357058677039724,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:21","end":"00:21","startHours":23.357058677039724,"endHours":24.357058677039724,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:21","end":"01:21","startHours":24.357058677039724,"endHours":25.357058677039724,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:21","end":"02:21","startHours":25.357058677039724,"endHours":26.357058677039724,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:21","end":"03:21","startHours":26.357058677039724,"endHours":27.357058677039724,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:21","end":"04:21","startHours":27.357058677039724,"endHours":28.357058677039724,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:21","end":"05:21","startHours":28.357058677039724,"endHours":29.357058677039724,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.794053858483927,"eotMinutes":-6.177651132450234,"ayanamsa":21.2486}},"calendars":{"vikram_samvat":1870,"vikram_samvatsara":"Vyaya","saka_samvat":1735,"saka_samvatsara":"Śrīmukha","bengali_samvat":1220,"malayalam_era":989,"nanakshahi_year":344,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Trayodaśī · Vikram 1870 Vyaya · Śaka 1735 Śrīmukha"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 July 25, 1813 CE · Ayodhyā · Vidhyamitra","description":"July 25, 1813 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 05:21, sūryāsta 18:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1813-07-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1813-07-25","sa":"https://sa.vidhyamitra.com/city/ayodhya/1813-07-25","hi":"https://hi.vidhyamitra.com/city/ayodhya/1813-07-25","x-default":"https://vidhyamitra.com/city/ayodhya/1813-07-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:23:35.019Z","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":"2026-05-22T17:23:35.019Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:23:35.019Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}