{"id":"vidhyamitra:city-day:ayodhya:1999-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1999-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-10-20","date_display":"October 20, 1999 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":1999,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451471.770833,"kali_year":5101,"ahargana":1863006.2708,"sun":{"sidereal_longitude":181.6329,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":301.2376,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.6047,"elapsed_within_tithi_degrees":11.6047},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":301.2376,"elapsed_within_degrees":7.9043},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":122.8706},"karana":{"half_tithi_index":19,"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":1999,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451471.770833,"ahargana":1863006.2708,"kali_year":5101,"ayanamsa_lahiri":23.8502,"grahas":{"sun":{"sidereal_longitude":182.35740799999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":299.873208,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-0.9558},"mars":{"sidereal_longitude":248.302508,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":206.10030800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":6.589808000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":136.31770799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":21.141908,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":108.9624,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.9624,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1999,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451471.770833,"kali_year":5101,"ahargana":1863006.2708,"sun":{"sidereal_longitude":181.6329,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":301.2376,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.6047,"elapsed_within_tithi_degrees":11.6047},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":301.2376,"elapsed_within_degrees":7.9043},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":122.8706},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.956,"elongation":119.605},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.956,"opposition_distance":60.395}},"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":"06:02","sunsetLocal":"17:29","solarNoonLocal":"11:45","dayLengthHours":11.43738845303799,"dayLengthDisplay":"11 Hours 26 Mins 15 Secs","nightLengthDisplay":"12 Hours 33 Mins 45 Secs","moonriseLocal":"14:01","moonsetLocal":"01:10","rahuKala":{"name":"Rāhu Kāla","start":"11:45","end":"13:11","startHours":11.758118812596148,"endHours":13.187792369225896,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:28","end":"08:54","startHours":7.469098142706901,"endHours":8.898771699336649,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:20","end":"11:45","startHours":10.328445255966399,"endHours":11.758118812596148,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:05","startHours":8.708148558452685,"endHours":9.089394840220617,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:49","startHours":6.515982438287069,"endHours":6.820979463701415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:08","startHours":11.376872530828216,"endHours":12.13936509436408,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:17","startHours":4.514439459005421,"endHours":5.276932022541287,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:05","end":"06:02","startHours":5.08630888165732,"endHours":6.0394245860771525,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:26","startHours":13.664350221435813,"endHours":14.42684278497168,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.276813039115144,"endHours":17.676813039115142,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:57","startHours":17.476813039115143,"endHours":17.953370891325058,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.226813039115143,"endHours":18.976813039115143,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:08","startHours":23.376872530828216,"endHours":24.13936509436408,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:02","end":"07:28","startHours":6.0394245860771525,"endHours":7.469098142706901,"quality":"auspicious"},{"name":"Amṛta","start":"07:28","end":"08:54","startHours":7.469098142706901,"endHours":8.898771699336649,"quality":"auspicious"},{"name":"Kāla","start":"08:54","end":"10:20","startHours":8.898771699336649,"endHours":10.328445255966399,"quality":"inauspicious"},{"name":"Śubha","start":"10:20","end":"11:45","startHours":10.328445255966399,"endHours":11.758118812596148,"quality":"auspicious"},{"name":"Roga","start":"11:45","end":"13:11","startHours":11.758118812596148,"endHours":13.187792369225896,"quality":"inauspicious"},{"name":"Udveg","start":"13:11","end":"14:37","startHours":13.187792369225896,"endHours":14.617465925855644,"quality":"inauspicious"},{"name":"Chala","start":"14:37","end":"16:03","startHours":14.617465925855644,"endHours":16.047139482485395,"quality":"neutral"},{"name":"Labha","start":"16:03","end":"17:29","startHours":16.047139482485395,"endHours":17.476813039115143,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:29","end":"19:03","startHours":17.476813039115143,"endHours":19.047139482485395,"quality":"inauspicious"},{"name":"Chala","start":"19:03","end":"20:37","startHours":19.047139482485395,"endHours":20.617465925855647,"quality":"neutral"},{"name":"Labha","start":"20:37","end":"22:11","startHours":20.617465925855647,"endHours":22.187792369225896,"quality":"auspicious"},{"name":"Amṛta","start":"22:11","end":"23:45","startHours":22.187792369225896,"endHours":23.758118812596148,"quality":"auspicious"},{"name":"Kāla","start":"23:45","end":"01:20","startHours":23.758118812596148,"endHours":25.3284452559664,"quality":"inauspicious"},{"name":"Śubha","start":"01:20","end":"02:54","startHours":25.3284452559664,"endHours":26.89877169933665,"quality":"auspicious"},{"name":"Roga","start":"02:54","end":"04:28","startHours":26.89877169933665,"endHours":28.4690981427069,"quality":"inauspicious"},{"name":"Udveg","start":"04:28","end":"06:02","startHours":28.4690981427069,"endHours":30.039424586077153,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.0394245860771525,"endHours":7.0394245860771525,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.0394245860771525,"endHours":8.039424586077153,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.039424586077153,"endHours":9.039424586077153,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.039424586077153,"endHours":10.039424586077153,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.039424586077153,"endHours":11.039424586077153,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.039424586077153,"endHours":12.039424586077153,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.039424586077153,"endHours":13.039424586077153,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.039424586077153,"endHours":14.039424586077153,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.039424586077153,"endHours":15.039424586077153,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.039424586077153,"endHours":16.039424586077153,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.039424586077153,"endHours":17.039424586077153,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.039424586077153,"endHours":18.039424586077153,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.039424586077153,"endHours":19.039424586077153,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.039424586077153,"endHours":20.039424586077153,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.039424586077153,"endHours":21.039424586077153,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.039424586077153,"endHours":22.039424586077153,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.039424586077153,"endHours":23.039424586077153,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.039424586077153,"endHours":24.039424586077153,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.039424586077153,"endHours":25.039424586077153,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.039424586077153,"endHours":26.039424586077153,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.039424586077153,"endHours":27.039424586077153,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.039424586077153,"endHours":28.039424586077153,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.039424586077153,"endHours":29.039424586077153,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.039424586077153,"endHours":30.039424586077153,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.116404505490387,"eotMinutes":15.696871244231174,"ayanamsa":23.8502}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Daśamī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[{"id":"vijaya-dashami","name":"Vijaya Daśamī (Dasarā / Daśaharā)","name_sanskrit":"विजय दशमी","tradition":"Pan-Hindu","associated_deity":"Rāma (Rāvaṇa-vadha) + Durgā (Mahiṣāsura-vadha)","significance":"Rāma's victory over Rāvaṇa; Durgā's victory; ārambha-divasa for śilpa-kalā.","vrata":true,"primary_observance":"Rāvaṇa-dahana; Aparājitā-pūjā; Śastra-pūjā","detection":{"tithi_number":10,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1,"related_chart":"rama","sources":["Vālmīki Rāmāyaṇa, Yuddha-Kāṇḍa","Devī Mahātmya"]}],"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 October 20, 1999 CE · Ayodhyā · Vidhyamitra","description":"October 20, 1999 CE for Ayodhyā: Śukla Daśamī, sūryodaya 06:02, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1999-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1999-10-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/1999-10-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/1999-10-20","x-default":"https://vidhyamitra.com/city/ayodhya/1999-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:27:04.985Z","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":"2026-05-31T15:27:04.985Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:27:04.985Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}