{"id":"vidhyamitra:city-day:rishikesh:2016-09-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2016-09-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-09-15","date_display":"September 15, 2016 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":2016,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457646.770833,"kali_year":5118,"ahargana":1869181.2708,"sun":{"sidereal_longitude":147.7845,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":304.1617,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.3773,"elapsed_within_tithi_degrees":0.3773},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.1617,"elapsed_within_degrees":10.8284},"yoga":{"number":7,"name":"Sukarma","sum_longitude":91.9462},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2016,"month":9,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457646.770833,"ahargana":1869181.2708,"kali_year":5118,"ayanamsa_lahiri":24.0864,"grahas":{"sun":{"sidereal_longitude":148.552278,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":305.04117799999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":1.3608},"mars":{"sidereal_longitude":237.956278,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":144.447178,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":156.52947799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":175.21467800000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":226.34777800000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":141.7811,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":321.7811,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2016,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457646.770833,"kali_year":5118,"ahargana":1869181.2708,"sun":{"sidereal_longitude":147.7845,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":304.1617,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.3773,"elapsed_within_tithi_degrees":0.3773},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.1617,"elapsed_within_degrees":10.8284},"yoga":{"number":7,"name":"Sukarma","sum_longitude":91.9462},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.361,"elongation":156.377},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.361,"opposition_distance":23.623}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":-0.832,"elongation":2.371},{"offset_days":2,"type":"lunar","occurs":true,"moon_latitude":-0.783,"opposition_distance":1.976}]},"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":"06:01","sunsetLocal":"18:22","solarNoonLocal":"12:11","dayLengthHours":12.35449779295485,"dayLengthDisplay":"12 Hours 21 Mins 16 Secs","nightLengthDisplay":"11 Hours 38 Mins 44 Secs","moonriseLocal":"17:02","moonsetLocal":"04:12","rahuKala":{"name":"Rāhu Kāla","start":"13:44","end":"15:17","startHours":13.734861004395983,"endHours":15.279173228515338,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:01","end":"07:33","startHours":6.013299883799201,"endHours":7.557612107918557,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:06","end":"10:39","startHours":9.101924332037914,"endHours":10.64623655615727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.896016035488666,"endHours":9.30783262858716,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:51","startHours":6.52807062517232,"endHours":6.857523899651116,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:36","startHours":11.778732187178132,"endHours":12.602365373375122,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:11","startHours":4.366033511405221,"endHours":5.1896666976022106,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:01","startHours":4.983758401052963,"endHours":6.013299883799201,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:04","startHours":14.2496317457691,"endHours":15.07326493196609,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.167797676754052,"endHours":18.56779767675405,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:53","startHours":18.36779767675405,"endHours":18.88256841812717,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.11779767675405,"endHours":19.86779767675405,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:36","startHours":23.778732187178132,"endHours":24.602365373375125,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:01","end":"07:33","startHours":6.013299883799201,"endHours":7.557612107918557,"quality":"auspicious"},{"name":"Roga","start":"07:33","end":"09:06","startHours":7.557612107918557,"endHours":9.101924332037914,"quality":"inauspicious"},{"name":"Udveg","start":"09:06","end":"10:39","startHours":9.101924332037914,"endHours":10.64623655615727,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:11","startHours":10.64623655615727,"endHours":12.190548780276625,"quality":"neutral"},{"name":"Labha","start":"12:11","end":"13:44","startHours":12.190548780276625,"endHours":13.734861004395983,"quality":"auspicious"},{"name":"Amṛta","start":"13:44","end":"15:17","startHours":13.734861004395983,"endHours":15.279173228515338,"quality":"auspicious"},{"name":"Kāla","start":"15:17","end":"16:49","startHours":15.279173228515338,"endHours":16.823485452634696,"quality":"inauspicious"},{"name":"Śubha","start":"16:49","end":"18:22","startHours":16.823485452634696,"endHours":18.36779767675405,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:22","end":"19:49","startHours":18.36779767675405,"endHours":19.823485452634696,"quality":"auspicious"},{"name":"Kāla","start":"19:49","end":"21:17","startHours":19.823485452634696,"endHours":21.27917322851534,"quality":"inauspicious"},{"name":"Śubha","start":"21:17","end":"22:44","startHours":21.27917322851534,"endHours":22.73486100439598,"quality":"auspicious"},{"name":"Roga","start":"22:44","end":"00:11","startHours":22.73486100439598,"endHours":24.190548780276625,"quality":"inauspicious"},{"name":"Udveg","start":"00:11","end":"01:39","startHours":24.190548780276625,"endHours":25.64623655615727,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:06","startHours":25.64623655615727,"endHours":27.101924332037914,"quality":"neutral"},{"name":"Labha","start":"03:06","end":"04:33","startHours":27.101924332037914,"endHours":28.55761210791856,"quality":"auspicious"},{"name":"Amṛta","start":"04:33","end":"06:01","startHours":28.55761210791856,"endHours":30.0132998837992,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.013299883799201,"endHours":7.013299883799201,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.013299883799201,"endHours":8.0132998837992,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.0132998837992,"endHours":9.0132998837992,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.0132998837992,"endHours":10.0132998837992,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.0132998837992,"endHours":11.0132998837992,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.0132998837992,"endHours":12.0132998837992,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.0132998837992,"endHours":13.0132998837992,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.0132998837992,"endHours":14.0132998837992,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.0132998837992,"endHours":15.0132998837992,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.0132998837992,"endHours":16.0132998837992,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.0132998837992,"endHours":17.0132998837992,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.0132998837992,"endHours":18.0132998837992,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.0132998837992,"endHours":19.0132998837992,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.0132998837992,"endHours":20.0132998837992,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.0132998837992,"endHours":21.0132998837992,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.0132998837992,"endHours":22.0132998837992,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.0132998837992,"endHours":23.0132998837992,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.0132998837992,"endHours":24.0132998837992,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.0132998837992,"endHours":25.0132998837992,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.0132998837992,"endHours":26.0132998837992,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.0132998837992,"endHours":27.0132998837992,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.0132998837992,"endHours":28.0132998837992,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.0132998837992,"endHours":29.0132998837992,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.0132998837992,"endHours":30.0132998837992,"planetary_lord":"Moon"}],"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":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.921053647164444,"eotMinutes":5.496673183402374,"ayanamsa":24.0864}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturdaśī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 September 15, 2016 CE · Ṛṣikeśa · Vidhyamitra","description":"September 15, 2016 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 06:01, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2016-09-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2016-09-15","sa":"https://sa.vidhyamitra.com/city/rishikesh/2016-09-15","hi":"https://hi.vidhyamitra.com/city/rishikesh/2016-09-15","x-default":"https://vidhyamitra.com/city/rishikesh/2016-09-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T09:53:40.691Z","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":"2026-05-16T09:53:40.691Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T09:53:40.691Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}