{"id":"vidhyamitra:city-day:rishikesh:2099-08-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2099-08-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2099-08-12","date_display":"August 12, 2099 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":2099,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487927.770833,"kali_year":5201,"ahargana":1899462.2708,"sun":{"sidereal_longitude":113.642,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":58.0209,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":304.3789,"elapsed_within_tithi_degrees":4.3789},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":58.0209,"elapsed_within_degrees":4.6876},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.6629},"karana":{"half_tithi_index":50,"name":"Bava"},"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":2099,"month":8,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487927.770833,"ahargana":1899462.2708,"kali_year":5201,"ayanamsa_lahiri":25.2445,"grahas":{"sun":{"sidereal_longitude":114.47392100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":56.868021,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":4.4404},"mars":{"sidereal_longitude":358.740621,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":107.451821,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":147.48292100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":118.68272100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":164.17712099999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":337.348,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":157.348,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2099,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487927.770833,"kali_year":5201,"ahargana":1899462.2708,"sun":{"sidereal_longitude":113.642,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":58.0209,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":304.3789,"elapsed_within_tithi_degrees":4.3789},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":58.0209,"elapsed_within_degrees":4.6876},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.6629},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.44,"elongation":55.621},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.44,"opposition_distance":124.379}},"eclipse_window_40days":[]},"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":"05:42","sunsetLocal":"19:01","solarNoonLocal":"12:22","dayLengthHours":13.317124614846222,"dayLengthDisplay":"13 Hours 19 Mins 02 Secs","nightLengthDisplay":"10 Hours 40 Mins 58 Secs","moonriseLocal":"01:31","moonsetLocal":"15:32","rahuKala":{"name":"Rāhu Kāla","start":"12:22","end":"14:02","startHours":12.361146680597386,"endHours":14.025787257453164,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:22","end":"09:02","startHours":7.367224950030052,"endHours":9.03186552688583,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:42","end":"12:22","startHours":10.696506103741608,"endHours":12.361146680597386,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:15","startHours":8.809913449971727,"endHours":9.253817603799934,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:37","startHours":6.257464565459534,"endHours":6.6125878885221,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:48","startHours":11.91724252676918,"endHours":12.805050834425593,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:56","end":"04:49","startHours":3.926967757861445,"endHours":4.81477606551786,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:36","end":"05:42","startHours":4.592823988603756,"endHours":5.7025843731742745,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:35","end":"15:28","startHours":14.580667449738424,"endHours":15.46847575739484,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:49","end":"19:13","startHours":18.819708988020498,"endHours":19.219708988020496,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:01","end":"19:34","startHours":19.019708988020497,"endHours":19.574589180305757,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:46","end":"20:31","startHours":18.769708988020497,"endHours":20.519708988020497,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:48","startHours":23.91724252676918,"endHours":24.805050834425593,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:42","end":"07:22","startHours":5.7025843731742745,"endHours":7.367224950030052,"quality":"auspicious"},{"name":"Amṛta","start":"07:22","end":"09:02","startHours":7.367224950030052,"endHours":9.03186552688583,"quality":"auspicious"},{"name":"Kāla","start":"09:02","end":"10:42","startHours":9.03186552688583,"endHours":10.696506103741608,"quality":"inauspicious"},{"name":"Śubha","start":"10:42","end":"12:22","startHours":10.696506103741608,"endHours":12.361146680597386,"quality":"auspicious"},{"name":"Roga","start":"12:22","end":"14:02","startHours":12.361146680597386,"endHours":14.025787257453164,"quality":"inauspicious"},{"name":"Udveg","start":"14:02","end":"15:41","startHours":14.025787257453164,"endHours":15.690427834308942,"quality":"inauspicious"},{"name":"Chala","start":"15:41","end":"17:21","startHours":15.690427834308942,"endHours":17.35506841116472,"quality":"neutral"},{"name":"Labha","start":"17:21","end":"19:01","startHours":17.35506841116472,"endHours":19.019708988020497,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:01","end":"20:21","startHours":19.019708988020497,"endHours":20.35506841116472,"quality":"inauspicious"},{"name":"Chala","start":"20:21","end":"21:41","startHours":20.35506841116472,"endHours":21.69042783430894,"quality":"neutral"},{"name":"Labha","start":"21:41","end":"23:02","startHours":21.69042783430894,"endHours":23.025787257453164,"quality":"auspicious"},{"name":"Amṛta","start":"23:02","end":"00:22","startHours":23.025787257453164,"endHours":24.361146680597386,"quality":"auspicious"},{"name":"Kāla","start":"00:22","end":"01:42","startHours":24.361146680597386,"endHours":25.69650610374161,"quality":"inauspicious"},{"name":"Śubha","start":"01:42","end":"03:02","startHours":25.69650610374161,"endHours":27.03186552688583,"quality":"auspicious"},{"name":"Roga","start":"03:02","end":"04:22","startHours":27.03186552688583,"endHours":28.367224950030053,"quality":"inauspicious"},{"name":"Udveg","start":"04:22","end":"05:42","startHours":28.367224950030053,"endHours":29.702584373174275,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.7025843731742745,"endHours":6.7025843731742745,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.7025843731742745,"endHours":7.7025843731742745,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.7025843731742745,"endHours":8.702584373174275,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.702584373174275,"endHours":9.702584373174275,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.702584373174275,"endHours":10.702584373174275,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.702584373174275,"endHours":11.702584373174275,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.702584373174275,"endHours":12.702584373174275,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.702584373174275,"endHours":13.702584373174275,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.702584373174275,"endHours":14.702584373174275,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.702584373174275,"endHours":15.702584373174275,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.702584373174275,"endHours":16.702584373174275,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.702584373174275,"endHours":17.702584373174275,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.702584373174275,"endHours":18.702584373174275,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.702584373174275,"endHours":19.702584373174275,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.702584373174275,"endHours":20.702584373174275,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.702584373174275,"endHours":21.702584373174275,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.702584373174275,"endHours":22.702584373174275,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.702584373174275,"endHours":23.702584373174275,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.702584373174275,"endHours":24.702584373174275,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.702584373174275,"endHours":25.702584373174275,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.702584373174275,"endHours":26.702584373174275,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.702584373174275,"endHours":27.702584373174275,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.702584373174275,"endHours":28.702584373174275,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.702584373174275,"endHours":29.702584373174275,"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Mṛtyu","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":14.901124075527283,"eotMinutes":-4.739200835843176,"ayanamsa":25.2445}},"calendars":{"vikram_samvat":2156,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2021,"saka_samvatsara":"Siddhārthī","bengali_samvat":1506,"malayalam_era":1275,"nanakshahi_year":630,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Ekādaśī · Vikram 2156 Aṅgirasa · Śaka 2021 Siddhārthī"},"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":"aja-ekadashi","name":"Ajā Ekādaśī","name_sanskrit":"अजा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"King Hariścandra observed this; restored him to throne and family.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Śrāvaṇa"},"precedence":4},{"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}],"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":"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 12, 2099 CE · Ṛṣikeśa · Vidhyamitra","description":"August 12, 2099 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 05:42, sūryāsta 19:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2099-08-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2099-08-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/2099-08-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/2099-08-12","x-default":"https://vidhyamitra.com/city/rishikesh/2099-08-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T19:38:33.070Z","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":"2026-05-20T19:38:33.070Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T19:38:33.070Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}