{"id":"vidhyamitra:city-day:haridwar:1663-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1663-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-09-20","date_display":"September 20, 1663 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":1663,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328720.770833,"kali_year":4765,"ahargana":1740255.2708,"sun":{"sidereal_longitude":157.8746,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":11.4473,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.5727,"elapsed_within_tithi_degrees":9.5727},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.4473,"elapsed_within_degrees":11.4473},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":169.3219},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"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":1663,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328720.770833,"ahargana":1740255.2708,"kali_year":4765,"ayanamsa_lahiri":19.1554,"grahas":{"sun":{"sidereal_longitude":157.80519900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":12.526798999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-3.8377},"mars":{"sidereal_longitude":98.25279899999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":166.39869900000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":234.18089899999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":208.96299900000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":236.71999899999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":132.9011,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.9011,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"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":1663,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328720.770833,"kali_year":4765,"ahargana":1740255.2708,"sun":{"sidereal_longitude":157.8746,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":11.4473,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.5727,"elapsed_within_tithi_degrees":9.5727},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":11.4473,"elapsed_within_degrees":11.4473},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":169.3219},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.838,"elongation":146.427},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.838,"opposition_distance":33.573}},"eclipse_window_40days":[]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:03","sunsetLocal":"18:17","solarNoonLocal":"12:10","dayLengthHours":12.221065785928474,"dayLengthDisplay":"12 Hours 13 Mins 16 Secs","nightLengthDisplay":"11 Hours 46 Mins 44 Secs","moonriseLocal":"19:58","moonsetLocal":"09:00","rahuKala":{"name":"Rāhu Kāla","start":"13:42","end":"15:13","startHours":13.694237977215156,"endHours":15.221871200456214,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:03","end":"07:35","startHours":6.056071861009859,"endHours":7.583705084250918,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:07","end":"10:38","startHours":9.111338307491977,"endHours":10.638971530733038,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:19","startHours":8.907653877726503,"endHours":9.315022737257452,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:34","end":"06:53","startHours":6.565282935423546,"endHours":6.891178023048305,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:34","startHours":11.759235894443146,"endHours":12.573973613505045,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:14","startHours":4.426596422886062,"endHours":5.241334141947961,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:03","startHours":5.037649712182486,"endHours":6.056071861009859,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:01","startHours":14.20344905162884,"endHours":15.01818677069074,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.077137646938333,"endHours":18.47713764693833,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:47","startHours":18.277137646938332,"endHours":18.78634872135202,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.027137646938332,"endHours":19.777137646938332,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:34","startHours":23.759235894443147,"endHours":24.573973613505043,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:03","end":"07:35","startHours":6.056071861009859,"endHours":7.583705084250918,"quality":"auspicious"},{"name":"Roga","start":"07:35","end":"09:07","startHours":7.583705084250918,"endHours":9.111338307491977,"quality":"inauspicious"},{"name":"Udveg","start":"09:07","end":"10:38","startHours":9.111338307491977,"endHours":10.638971530733038,"quality":"inauspicious"},{"name":"Chala","start":"10:38","end":"12:10","startHours":10.638971530733038,"endHours":12.166604753974095,"quality":"neutral"},{"name":"Labha","start":"12:10","end":"13:42","startHours":12.166604753974095,"endHours":13.694237977215156,"quality":"auspicious"},{"name":"Amṛta","start":"13:42","end":"15:13","startHours":13.694237977215156,"endHours":15.221871200456214,"quality":"auspicious"},{"name":"Kāla","start":"15:13","end":"16:45","startHours":15.221871200456214,"endHours":16.749504423697275,"quality":"inauspicious"},{"name":"Śubha","start":"16:45","end":"18:17","startHours":16.749504423697275,"endHours":18.277137646938332,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:17","end":"19:45","startHours":18.277137646938332,"endHours":19.749504423697275,"quality":"auspicious"},{"name":"Kāla","start":"19:45","end":"21:13","startHours":19.749504423697275,"endHours":21.221871200456214,"quality":"inauspicious"},{"name":"Śubha","start":"21:13","end":"22:42","startHours":21.221871200456214,"endHours":22.694237977215153,"quality":"auspicious"},{"name":"Roga","start":"22:42","end":"00:10","startHours":22.694237977215153,"endHours":24.166604753974095,"quality":"inauspicious"},{"name":"Udveg","start":"00:10","end":"01:38","startHours":24.166604753974095,"endHours":25.638971530733038,"quality":"inauspicious"},{"name":"Chala","start":"01:38","end":"03:07","startHours":25.638971530733038,"endHours":27.111338307491977,"quality":"neutral"},{"name":"Labha","start":"03:07","end":"04:35","startHours":27.111338307491977,"endHours":28.583705084250916,"quality":"auspicious"},{"name":"Amṛta","start":"04:35","end":"06:03","startHours":28.583705084250916,"endHours":30.05607186100986,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.056071861009859,"endHours":7.056071861009859,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.056071861009859,"endHours":8.056071861009858,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.056071861009858,"endHours":9.056071861009858,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.056071861009858,"endHours":10.056071861009858,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.056071861009858,"endHours":11.056071861009858,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.056071861009858,"endHours":12.056071861009858,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.056071861009858,"endHours":13.056071861009858,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.056071861009858,"endHours":14.056071861009858,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.056071861009858,"endHours":15.056071861009858,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.056071861009858,"endHours":16.05607186100986,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.05607186100986,"endHours":17.05607186100986,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.05607186100986,"endHours":18.05607186100986,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.05607186100986,"endHours":19.05607186100986,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.05607186100986,"endHours":20.05607186100986,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.05607186100986,"endHours":21.05607186100986,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.05607186100986,"endHours":22.05607186100986,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.05607186100986,"endHours":23.05607186100986,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.05607186100986,"endHours":24.05607186100986,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.05607186100986,"endHours":25.05607186100986,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.05607186100986,"endHours":26.05607186100986,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.05607186100986,"endHours":27.05607186100986,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.05607186100986,"endHours":28.05607186100986,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.05607186100986,"endHours":29.05607186100986,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.05607186100986,"endHours":30.05607186100986,"planetary_lord":"Moon"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.208391133100702,"eotMinutes":7.346914761554353,"ayanamsa":19.1554}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Tṛtīyā · Vikram 1720 Nala · Śaka 1585 Śobhana"},"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 20, 1663 CE · Haridwār · Vidhyamitra","description":"September 20, 1663 CE for Haridwār: Kṛṣṇa Tṛtīyā, sūryodaya 06:03, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1663-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1663-09-20","sa":"https://sa.vidhyamitra.com/city/haridwar/1663-09-20","hi":"https://hi.vidhyamitra.com/city/haridwar/1663-09-20","x-default":"https://vidhyamitra.com/city/haridwar/1663-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T08:10:21.401Z","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":"2026-06-05T08:10:21.401Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T08:10:21.401Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}