{"id":"vidhyamitra:city-day:rishikesh:1999-08-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1999-08-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-08-22","date_display":"August 22, 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":8,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451412.770833,"kali_year":5101,"ahargana":1862947.2708,"sun":{"sidereal_longitude":124.041,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":246.0206,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.9796,"elapsed_within_tithi_degrees":1.9796},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":246.0206,"elapsed_within_degrees":6.0206},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.0617},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":1999,"month":8,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451412.770833,"ahargana":1862947.2708,"kali_year":5101,"ayanamsa_lahiri":23.8479,"grahas":{"sun":{"sidereal_longitude":124.68456200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":247.13596200000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":3.2391},"mars":{"sidereal_longitude":209.01416199999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":108.51476200000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":11.11466200000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":122.147762,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":23.22076199999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":112.0885,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.0885,"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":1999,"month":8,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451412.770833,"kali_year":5101,"ahargana":1862947.2708,"sun":{"sidereal_longitude":124.041,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":246.0206,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.9796,"elapsed_within_tithi_degrees":1.9796},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":246.0206,"elapsed_within_degrees":6.0206},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.0617},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.239,"elongation":121.98},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.239,"opposition_distance":58.02}},"eclipse_window_40days":[{"offset_days":5,"type":"lunar","occurs":true,"moon_latitude":-1.307,"opposition_distance":0.12}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:47","sunsetLocal":"18:52","solarNoonLocal":"12:19","dayLengthHours":13.074179740598074,"dayLengthDisplay":"13 Hours 04 Mins 27 Secs","nightLengthDisplay":"10 Hours 55 Mins 33 Secs","moonriseLocal":"15:24","moonsetLocal":"01:34","rahuKala":{"name":"Rāhu Kāla","start":"17:14","end":"18:52","startHours":17.22726634045508,"endHours":18.86153880802984,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:19","end":"13:58","startHours":12.324448937730804,"endHours":13.958721405305564,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:36","end":"17:14","startHours":15.592993872880323,"endHours":17.22726634045508,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:16","startHours":8.838001006904651,"endHours":9.273806998257921,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:20","end":"06:41","startHours":6.332116556623354,"endHours":6.6807613497059695,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:46","startHours":11.888642946377535,"endHours":12.760254929084075,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:03","end":"04:55","startHours":4.044135102018691,"endHours":4.915747084725229,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:47","startHours":4.697844089048594,"endHours":5.787359067431767,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:23","startHours":14.50347889449715,"endHours":15.375090877203688,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.661538808029842,"endHours":19.06153880802984,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:24","startHours":18.86153880802984,"endHours":19.406296297221427,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.61153880802984,"endHours":20.36153880802984,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:46","startHours":23.888642946377537,"endHours":24.760254929084077,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:47","end":"07:25","startHours":5.787359067431767,"endHours":7.421631535006527,"quality":"inauspicious"},{"name":"Chala","start":"07:25","end":"09:03","startHours":7.421631535006527,"endHours":9.055904002581286,"quality":"neutral"},{"name":"Labha","start":"09:03","end":"10:41","startHours":9.055904002581286,"endHours":10.690176470156045,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"12:19","startHours":10.690176470156045,"endHours":12.324448937730804,"quality":"auspicious"},{"name":"Kāla","start":"12:19","end":"13:58","startHours":12.324448937730804,"endHours":13.958721405305564,"quality":"inauspicious"},{"name":"Śubha","start":"13:58","end":"15:36","startHours":13.958721405305564,"endHours":15.592993872880323,"quality":"auspicious"},{"name":"Roga","start":"15:36","end":"17:14","startHours":15.592993872880323,"endHours":17.22726634045508,"quality":"inauspicious"},{"name":"Udveg","start":"17:14","end":"18:52","startHours":17.22726634045508,"endHours":18.86153880802984,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:52","end":"20:14","startHours":18.86153880802984,"endHours":20.22726634045508,"quality":"auspicious"},{"name":"Roga","start":"20:14","end":"21:36","startHours":20.22726634045508,"endHours":21.592993872880324,"quality":"inauspicious"},{"name":"Udveg","start":"21:36","end":"22:58","startHours":21.592993872880324,"endHours":22.958721405305564,"quality":"inauspicious"},{"name":"Chala","start":"22:58","end":"00:19","startHours":22.958721405305564,"endHours":24.324448937730804,"quality":"neutral"},{"name":"Labha","start":"00:19","end":"01:41","startHours":24.324448937730804,"endHours":25.690176470156047,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"03:03","startHours":25.690176470156047,"endHours":27.055904002581286,"quality":"auspicious"},{"name":"Kāla","start":"03:03","end":"04:25","startHours":27.055904002581286,"endHours":28.421631535006526,"quality":"inauspicious"},{"name":"Śubha","start":"04:25","end":"05:47","startHours":28.421631535006526,"endHours":29.787359067431765,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.787359067431767,"endHours":6.787359067431767,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.787359067431767,"endHours":7.787359067431767,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.787359067431767,"endHours":8.787359067431767,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.787359067431767,"endHours":9.787359067431767,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.787359067431767,"endHours":10.787359067431767,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.787359067431767,"endHours":11.787359067431767,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.787359067431767,"endHours":12.787359067431767,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.787359067431767,"endHours":13.787359067431767,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.787359067431767,"endHours":14.787359067431767,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.787359067431767,"endHours":15.787359067431767,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.787359067431767,"endHours":16.787359067431765,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.787359067431765,"endHours":17.787359067431765,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.787359067431765,"endHours":18.787359067431765,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.787359067431765,"endHours":19.787359067431765,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.787359067431765,"endHours":20.787359067431765,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.787359067431765,"endHours":21.787359067431765,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.787359067431765,"endHours":22.787359067431765,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.787359067431765,"endHours":23.787359067431765,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.787359067431765,"endHours":24.787359067431765,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.787359067431765,"endHours":25.787359067431765,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.787359067431765,"endHours":26.787359067431765,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.787359067431765,"endHours":27.787359067431765,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.787359067431765,"endHours":28.787359067431765,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.787359067431765,"endHours":29.787359067431765,"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":11.983059216586362,"eotMinutes":-2.537336263848294,"ayanamsa":23.8479}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Ekādaśī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[{"id":"parsva-ekadashi","name":"Pārśva (Parivartinī) Ekādaśī","name_sanskrit":"पार्श्व एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (turning side in yoga-nidrā)","significance":"Viṣṇu turns from one side to another in yoga-nidrā (mid-Cāturmāsya).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 22, 1999 CE · Ṛṣikeśa · Vidhyamitra","description":"August 22, 1999 CE for Ṛṣikeśa: Śukla Ekādaśī, sūryodaya 05:47, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1999-08-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1999-08-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/1999-08-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/1999-08-22","x-default":"https://vidhyamitra.com/city/rishikesh/1999-08-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T04:26:28.430Z","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":"2026-05-20T04:26:28.430Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T04:26:28.430Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}