{"id":"vidhyamitra:city-day:kanchipuram:1663-08-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kanchipuram/1663-08-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-08-16","date_display":"August 16, 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":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328685.770833,"kali_year":4765,"ahargana":1740220.2708,"sun":{"sidereal_longitude":123.9856,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":270.3689,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.3833,"elapsed_within_tithi_degrees":2.3833},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.3689,"elapsed_within_degrees":3.7023},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.3545},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":8,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328685.770833,"ahargana":1740220.2708,"kali_year":4765,"ayanamsa_lahiri":19.1541,"grahas":{"sun":{"sidereal_longitude":123.816936,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":271.40153599999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":3.1461},"mars":{"sidereal_longitude":76.51883599999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":111.685336,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":230.96283599999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":172.26473599999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":235.68373599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":134.7555,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":314.7555,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1663,"month":8,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328685.770833,"kali_year":4765,"ahargana":1740220.2708,"sun":{"sidereal_longitude":123.9856,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":270.3689,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.3833,"elapsed_within_tithi_degrees":2.3833},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.3689,"elapsed_within_degrees":3.7023},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":34.3545},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.146,"elongation":146.383},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.146,"opposition_distance":33.617}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":0.469,"opposition_distance":1.748}]},"city":{"slug":"kanchipuram","name":"Kāñcīpuram","lat":12.8342,"lon":79.7036,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"kanchipuram","name":"Kāñcīpuram","lat":12.8342,"lon":79.7036,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tirtha"},"sunriseLocal":"05:59","sunsetLocal":"18:32","solarNoonLocal":"12:15","dayLengthHours":12.547161963263138,"dayLengthDisplay":"12 Hours 32 Mins 50 Secs","nightLengthDisplay":"11 Hours 27 Mins 10 Secs","moonriseLocal":"16:24","moonsetLocal":"03:47","rahuKala":{"name":"Rāhu Kāla","start":"13:49","end":"15:23","startHours":13.820986172026764,"endHours":15.389381417434656,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:59","end":"07:33","startHours":5.979009944987302,"endHours":7.547405190395194,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:07","end":"10:41","startHours":9.115800435803086,"endHours":10.68419568121098,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:19","startHours":8.9066810697487,"endHours":9.324919801857472,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:50","startHours":6.501808360123267,"endHours":6.836399345810284,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:40","startHours":11.834352194510101,"endHours":12.670829658727643,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:09","startHours":4.306055016552217,"endHours":5.142532480769759,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:56","end":"05:59","startHours":4.933413114715374,"endHours":5.979009944987302,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:11","startHours":14.343784587162729,"endHours":15.180262051380272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.32617190825044,"endHours":18.72617190825044,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:03","startHours":18.52617190825044,"endHours":19.048970323386403,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.27617190825044,"endHours":20.02617190825044,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:40","startHours":23.8343521945101,"endHours":24.670829658727644,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:59","end":"07:33","startHours":5.979009944987302,"endHours":7.547405190395194,"quality":"auspicious"},{"name":"Roga","start":"07:33","end":"09:07","startHours":7.547405190395194,"endHours":9.115800435803086,"quality":"inauspicious"},{"name":"Udveg","start":"09:07","end":"10:41","startHours":9.115800435803086,"endHours":10.68419568121098,"quality":"inauspicious"},{"name":"Chala","start":"10:41","end":"12:15","startHours":10.68419568121098,"endHours":12.252590926618872,"quality":"neutral"},{"name":"Labha","start":"12:15","end":"13:49","startHours":12.252590926618872,"endHours":13.820986172026764,"quality":"auspicious"},{"name":"Amṛta","start":"13:49","end":"15:23","startHours":13.820986172026764,"endHours":15.389381417434656,"quality":"auspicious"},{"name":"Kāla","start":"15:23","end":"16:57","startHours":15.389381417434656,"endHours":16.957776662842548,"quality":"inauspicious"},{"name":"Śubha","start":"16:57","end":"18:32","startHours":16.957776662842548,"endHours":18.52617190825044,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:32","end":"19:57","startHours":18.52617190825044,"endHours":19.957776662842548,"quality":"auspicious"},{"name":"Kāla","start":"19:57","end":"21:23","startHours":19.957776662842548,"endHours":21.389381417434656,"quality":"inauspicious"},{"name":"Śubha","start":"21:23","end":"22:49","startHours":21.389381417434656,"endHours":22.820986172026764,"quality":"auspicious"},{"name":"Roga","start":"22:49","end":"00:15","startHours":22.820986172026764,"endHours":24.252590926618872,"quality":"inauspicious"},{"name":"Udveg","start":"00:15","end":"01:41","startHours":24.252590926618872,"endHours":25.68419568121098,"quality":"inauspicious"},{"name":"Chala","start":"01:41","end":"03:07","startHours":25.68419568121098,"endHours":27.115800435803088,"quality":"neutral"},{"name":"Labha","start":"03:07","end":"04:33","startHours":27.115800435803088,"endHours":28.547405190395196,"quality":"auspicious"},{"name":"Amṛta","start":"04:33","end":"05:59","startHours":28.547405190395196,"endHours":29.979009944987304,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.979009944987302,"endHours":6.979009944987302,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.979009944987302,"endHours":7.979009944987302,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.979009944987302,"endHours":8.979009944987302,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.979009944987302,"endHours":9.979009944987302,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.979009944987302,"endHours":10.979009944987302,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.979009944987302,"endHours":11.979009944987302,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.979009944987302,"endHours":12.979009944987302,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.979009944987302,"endHours":13.979009944987302,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.979009944987302,"endHours":14.979009944987302,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.979009944987302,"endHours":15.979009944987302,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.979009944987302,"endHours":16.979009944987304,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.979009944987304,"endHours":17.979009944987304,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.979009944987304,"endHours":18.979009944987304,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.979009944987304,"endHours":19.979009944987304,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.979009944987304,"endHours":20.979009944987304,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.979009944987304,"endHours":21.979009944987304,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.979009944987304,"endHours":22.979009944987304,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.979009944987304,"endHours":23.979009944987304,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.979009944987304,"endHours":24.979009944987304,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.979009944987304,"endHours":25.979009944987304,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.979009944987304,"endHours":26.979009944987304,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.979009944987304,"endHours":27.979009944987304,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.979009944987304,"endHours":28.979009944987304,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.979009944987304,"endHours":29.979009944987304,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.858325058852579,"eotMinutes":-3.969855597132357,"ayanamsa":19.1541}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","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":"Śrāvaṇa Śukla Trayodaśī · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"kanchipuram"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 16, 1663 CE · Kāñcīpuram · Vidhyamitra","description":"August 16, 1663 CE for Kāñcīpuram: Śukla Trayodaśī, sūryodaya 05:59, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kanchipuram/1663-08-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kanchipuram/1663-08-16","sa":"https://sa.vidhyamitra.com/city/kanchipuram/1663-08-16","hi":"https://hi.vidhyamitra.com/city/kanchipuram/1663-08-16","x-default":"https://vidhyamitra.com/city/kanchipuram/1663-08-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T23:46:02.319Z","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":"2026-06-04T23:46:02.319Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T23:46:02.319Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}