{"id":"vidhyamitra:city-day:rishikesh:1962-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1962-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1962-09-13","date_display":"September 13, 1962 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":1962,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437920.770833,"kali_year":5064,"ahargana":1849455.2708,"sun":{"sidereal_longitude":145.8147,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":310.1619,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":164.3473,"elapsed_within_tithi_degrees":8.3473},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.1619,"elapsed_within_degrees":3.4952},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.9766},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":1962,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2437920.770833,"ahargana":1849455.2708,"kali_year":5064,"ayanamsa_lahiri":23.3319,"grahas":{"sun":{"sidereal_longitude":146.44725600000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":310.37695599999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":-1.7714},"mars":{"sidereal_longitude":80.71545600000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":173.72135600000001,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":313.4165559999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":192.79135599999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":282.691456,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":106.9595,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":286.9595,"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":1962,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437920.770833,"kali_year":5064,"ahargana":1849455.2708,"sun":{"sidereal_longitude":145.8147,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":310.1619,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":164.3473,"elapsed_within_tithi_degrees":8.3473},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.1619,"elapsed_within_degrees":3.4952},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.9766},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.771,"elongation":164.347},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.771,"opposition_distance":15.653}},"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":"05:59","sunsetLocal":"18:25","solarNoonLocal":"12:12","dayLengthHours":12.442075612555186,"dayLengthDisplay":"12 Hours 26 Mins 31 Secs","nightLengthDisplay":"11 Hours 33 Mins 29 Secs","moonriseLocal":"17:29","moonsetLocal":"04:47","rahuKala":{"name":"Rāhu Kāla","start":"13:45","end":"15:19","startHours":13.758188269404965,"endHours":15.313447720974363,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:59","end":"07:32","startHours":5.981891011557974,"endHours":7.5371504631273725,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:06","end":"10:39","startHours":9.09240991469677,"endHours":10.647669366266168,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.885041987820852,"endHours":9.299777841572691,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:50","startHours":6.500310828747773,"endHours":6.832099511749245,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:37","startHours":11.788192964083727,"endHours":12.617664671587406,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:09","startHours":4.322947596550616,"endHours":5.152419304054295,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:57","end":"05:59","startHours":4.945051377178375,"endHours":5.981891011557974,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:06","startHours":14.276608086594763,"endHours":15.106079794098441,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:13","end":"18:37","startHours":18.22396662411316,"endHours":18.62396662411316,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:25","end":"18:57","startHours":18.42396662411316,"endHours":18.942386441302958,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:10","end":"19:55","startHours":18.17396662411316,"endHours":19.92396662411316,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:37","startHours":23.788192964083727,"endHours":24.617664671587406,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:59","end":"07:32","startHours":5.981891011557974,"endHours":7.5371504631273725,"quality":"auspicious"},{"name":"Roga","start":"07:32","end":"09:06","startHours":7.5371504631273725,"endHours":9.09240991469677,"quality":"inauspicious"},{"name":"Udveg","start":"09:06","end":"10:39","startHours":9.09240991469677,"endHours":10.647669366266168,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:12","startHours":10.647669366266168,"endHours":12.202928817835566,"quality":"neutral"},{"name":"Labha","start":"12:12","end":"13:45","startHours":12.202928817835566,"endHours":13.758188269404965,"quality":"auspicious"},{"name":"Amṛta","start":"13:45","end":"15:19","startHours":13.758188269404965,"endHours":15.313447720974363,"quality":"auspicious"},{"name":"Kāla","start":"15:19","end":"16:52","startHours":15.313447720974363,"endHours":16.86870717254376,"quality":"inauspicious"},{"name":"Śubha","start":"16:52","end":"18:25","startHours":16.86870717254376,"endHours":18.42396662411316,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:25","end":"19:52","startHours":18.42396662411316,"endHours":19.86870717254376,"quality":"auspicious"},{"name":"Kāla","start":"19:52","end":"21:19","startHours":19.86870717254376,"endHours":21.313447720974363,"quality":"inauspicious"},{"name":"Śubha","start":"21:19","end":"22:45","startHours":21.313447720974363,"endHours":22.758188269404965,"quality":"auspicious"},{"name":"Roga","start":"22:45","end":"00:12","startHours":22.758188269404965,"endHours":24.202928817835566,"quality":"inauspicious"},{"name":"Udveg","start":"00:12","end":"01:39","startHours":24.202928817835566,"endHours":25.647669366266168,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:06","startHours":25.647669366266168,"endHours":27.09240991469677,"quality":"neutral"},{"name":"Labha","start":"03:06","end":"04:32","startHours":27.09240991469677,"endHours":28.53715046312737,"quality":"auspicious"},{"name":"Amṛta","start":"04:32","end":"05:59","startHours":28.53715046312737,"endHours":29.981891011557973,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.981891011557974,"endHours":6.981891011557974,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.981891011557974,"endHours":7.981891011557974,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.981891011557974,"endHours":8.981891011557973,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.981891011557973,"endHours":9.981891011557973,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.981891011557973,"endHours":10.981891011557973,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.981891011557973,"endHours":11.981891011557973,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.981891011557973,"endHours":12.981891011557973,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.981891011557973,"endHours":13.981891011557973,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.981891011557973,"endHours":14.981891011557973,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.981891011557973,"endHours":15.981891011557973,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.981891011557973,"endHours":16.981891011557973,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.981891011557973,"endHours":17.981891011557973,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.981891011557973,"endHours":18.981891011557973,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.981891011557973,"endHours":19.981891011557973,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.981891011557973,"endHours":20.981891011557973,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.981891011557973,"endHours":21.981891011557973,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.981891011557973,"endHours":22.981891011557973,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.981891011557973,"endHours":23.981891011557973,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.981891011557973,"endHours":24.981891011557973,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.981891011557973,"endHours":25.981891011557973,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.981891011557973,"endHours":26.981891011557973,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.981891011557973,"endHours":27.981891011557973,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.981891011557973,"endHours":28.981891011557973,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.981891011557973,"endHours":29.981891011557973,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"Maitra","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.046999717536042,"eotMinutes":4.753870929866006,"ayanamsa":23.3319}},"calendars":{"vikram_samvat":2019,"vikram_samvatsara":"Rākṣasa","saka_samvat":1884,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1369,"malayalam_era":1138,"nanakshahi_year":493,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturdaśī · Vikram 2019 Rākṣasa · Śaka 1884 Śubhakṛt"},"festivals":[],"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 13, 1962 CE · Ṛṣikeśa · Vidhyamitra","description":"September 13, 1962 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 05:59, sūryāsta 18:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1962-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1962-09-13","sa":"https://sa.vidhyamitra.com/city/rishikesh/1962-09-13","hi":"https://hi.vidhyamitra.com/city/rishikesh/1962-09-13","x-default":"https://vidhyamitra.com/city/rishikesh/1962-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:16:58.186Z","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":"2026-06-01T20:16:58.186Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:16:58.186Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}