{"id":"vidhyamitra:city-day:ayodhya:1797-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1797-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1797-08-13","date_display":"August 13, 1797 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":1797,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2377625.770833,"kali_year":4899,"ahargana":1789160.2708,"sun":{"sidereal_longitude":119.5109,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":2.3025,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":242.7915,"elapsed_within_tithi_degrees":2.7915},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3025,"elapsed_within_degrees":2.3025},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.8134},"karana":{"half_tithi_index":40,"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":1797,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2377625.770833,"ahargana":1789160.2708,"kali_year":4899,"ayanamsa_lahiri":21.0259,"grahas":{"sun":{"sidereal_longitude":119.64276799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":358.931168,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-3.8714},"mars":{"sidereal_longitude":121.44666799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":130.207468,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":0.8139679999999885,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":143.21436800000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":78.709768,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":61.6788,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":241.6788,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"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":1797,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2377625.770833,"kali_year":4899,"ahargana":1789160.2708,"sun":{"sidereal_longitude":119.5109,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":2.3025,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":242.7915,"elapsed_within_tithi_degrees":2.7915},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3025,"elapsed_within_degrees":2.3025},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.8134},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.871,"elongation":117.208},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.871,"opposition_distance":62.792}},"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":"05:32","sunsetLocal":"18:40","solarNoonLocal":"12:06","dayLengthHours":13.13798697636382,"dayLengthDisplay":"13 Hours 08 Mins 17 Secs","nightLengthDisplay":"10 Hours 51 Mins 43 Secs","moonriseLocal":"21:44","moonsetLocal":"10:21","rahuKala":{"name":"Rāhu Kāla","start":"17:01","end":"18:40","startHours":17.02250379510669,"endHours":18.66475216715217,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:06","end":"13:44","startHours":12.09575867897026,"endHours":13.738007051015735,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:23","end":"17:01","startHours":15.380255423061215,"endHours":17.02250379510669,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:02","startHours":8.59229548527324,"endHours":9.030228384485367,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.074181314803508,"endHours":6.424527634173209,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:32","startHours":11.657825779758133,"endHours":12.533691578182387,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:39","startHours":3.7750335939398396,"endHours":4.650899392364094,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:26","end":"05:32","startHours":4.4319329427580305,"endHours":5.526765190788349,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:10","startHours":14.285423175030896,"endHours":15.16128897345515,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.46475216715217,"endHours":18.86475216715217,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:13","startHours":18.66475216715217,"endHours":19.21216829116733,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.41475216715217,"endHours":20.16475216715217,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:32","startHours":23.65782577975813,"endHours":24.53369157818239,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:32","end":"07:10","startHours":5.526765190788349,"endHours":7.169013562833826,"quality":"inauspicious"},{"name":"Chala","start":"07:10","end":"08:49","startHours":7.169013562833826,"endHours":8.811261934879305,"quality":"neutral"},{"name":"Labha","start":"08:49","end":"10:27","startHours":8.811261934879305,"endHours":10.45351030692478,"quality":"auspicious"},{"name":"Amṛta","start":"10:27","end":"12:06","startHours":10.45351030692478,"endHours":12.09575867897026,"quality":"auspicious"},{"name":"Kāla","start":"12:06","end":"13:44","startHours":12.09575867897026,"endHours":13.738007051015735,"quality":"inauspicious"},{"name":"Śubha","start":"13:44","end":"15:23","startHours":13.738007051015735,"endHours":15.380255423061215,"quality":"auspicious"},{"name":"Roga","start":"15:23","end":"17:01","startHours":15.380255423061215,"endHours":17.02250379510669,"quality":"inauspicious"},{"name":"Udveg","start":"17:01","end":"18:40","startHours":17.02250379510669,"endHours":18.66475216715217,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:40","end":"20:01","startHours":18.66475216715217,"endHours":20.022503795106694,"quality":"auspicious"},{"name":"Roga","start":"20:01","end":"21:23","startHours":20.022503795106694,"endHours":21.380255423061215,"quality":"inauspicious"},{"name":"Udveg","start":"21:23","end":"22:44","startHours":21.380255423061215,"endHours":22.738007051015735,"quality":"inauspicious"},{"name":"Chala","start":"22:44","end":"00:06","startHours":22.738007051015735,"endHours":24.09575867897026,"quality":"neutral"},{"name":"Labha","start":"00:06","end":"01:27","startHours":24.09575867897026,"endHours":25.453510306924784,"quality":"auspicious"},{"name":"Amṛta","start":"01:27","end":"02:49","startHours":25.453510306924784,"endHours":26.811261934879305,"quality":"auspicious"},{"name":"Kāla","start":"02:49","end":"04:10","startHours":26.811261934879305,"endHours":28.169013562833825,"quality":"inauspicious"},{"name":"Śubha","start":"04:10","end":"05:32","startHours":28.169013562833825,"endHours":29.52676519078835,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.526765190788349,"endHours":6.526765190788349,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.526765190788349,"endHours":7.526765190788349,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.526765190788349,"endHours":8.52676519078835,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.52676519078835,"endHours":9.52676519078835,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.52676519078835,"endHours":10.52676519078835,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.52676519078835,"endHours":11.52676519078835,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.52676519078835,"endHours":12.52676519078835,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.52676519078835,"endHours":13.52676519078835,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.52676519078835,"endHours":14.52676519078835,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.52676519078835,"endHours":15.52676519078835,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.52676519078835,"endHours":16.52676519078835,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.52676519078835,"endHours":17.52676519078835,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.52676519078835,"endHours":18.52676519078835,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.52676519078835,"endHours":19.52676519078835,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.52676519078835,"endHours":20.52676519078835,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.52676519078835,"endHours":21.52676519078835,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.52676519078835,"endHours":22.52676519078835,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.52676519078835,"endHours":23.52676519078835,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.52676519078835,"endHours":24.52676519078835,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.52676519078835,"endHours":25.52676519078835,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.52676519078835,"endHours":26.52676519078835,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.52676519078835,"endHours":27.52676519078835,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.52676519078835,"endHours":28.52676519078835,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.52676519078835,"endHours":29.52676519078835,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","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":"North-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"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":14.600890875075274,"eotMinutes":-4.561520738215509,"ayanamsa":21.0259}},"calendars":{"vikram_samvat":1854,"vikram_samvatsara":"Pramoda","saka_samvat":1719,"saka_samvatsara":"Piṅgala","bengali_samvat":1204,"malayalam_era":973,"nanakshahi_year":328,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Ṣaṣṭhī · Vikram 1854 Pramoda · Śaka 1719 Piṅgala"},"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}],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 August 13, 1797 CE · Ayodhyā · Vidhyamitra","description":"August 13, 1797 CE for Ayodhyā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:32, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1797-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1797-08-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1797-08-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1797-08-13","x-default":"https://vidhyamitra.com/city/ayodhya/1797-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T23:48:14.067Z","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":"2026-05-24T23:48:14.067Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T23:48:14.067Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}