{"id":"vidhyamitra:city-day:kanchipuram:1663-04-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kanchipuram/1663-04-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-04-22","date_display":"April 22, 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":4,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328569.770833,"kali_year":4765,"ahargana":1740104.2708,"sun":{"sidereal_longitude":13.5094,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":190.6077,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.0983,"elapsed_within_tithi_degrees":9.0983},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.6077,"elapsed_within_degrees":3.9411},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.1171},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":4,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328569.770833,"ahargana":1740104.2708,"kali_year":4765,"ayanamsa_lahiri":19.1497,"grahas":{"sun":{"sidereal_longitude":12.646667999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":188.684668,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":3.4308},"mars":{"sidereal_longitude":353.656068,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":350.470468,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":239.74766799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":34.763368000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":241.75356799999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":140.9018,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.9018,"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":1663,"month":4,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328569.770833,"kali_year":4765,"ahargana":1740104.2708,"sun":{"sidereal_longitude":13.5094,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":190.6077,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.0983,"elapsed_within_tithi_degrees":9.0983},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.6077,"elapsed_within_degrees":3.9411},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.1171},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.431,"elongation":177.098},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.431,"opposition_distance":2.902}},"eclipse_window_40days":[]},"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":"05:55","sunsetLocal":"18:24","solarNoonLocal":"12:10","dayLengthHours":12.489849745681177,"dayLengthDisplay":"12 Hours 29 Mins 23 Secs","nightLengthDisplay":"11 Hours 30 Mins 37 Secs","moonriseLocal":"18:01","moonsetLocal":"05:47","rahuKala":{"name":"Rāhu Kāla","start":"16:51","end":"18:24","startHours":16.846803516891253,"endHours":18.4080347351014,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:10","end":"13:43","startHours":12.16310986226081,"endHours":13.724341080470957,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:17","end":"16:51","startHours":15.285572298681105,"endHours":16.846803516891253,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:15","startHours":8.832483263412497,"endHours":9.248811588268536,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:26","end":"06:46","startHours":6.438595395490271,"endHours":6.771658055375102,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:35","startHours":11.746781537404772,"endHours":12.57943818711685,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:05","startHours":4.2528716899960655,"endHours":5.085528339708144,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:53","end":"05:55","startHours":4.877364177280125,"endHours":5.918184989420222,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:05","startHours":14.244751486541006,"endHours":15.077408136253084,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.2080347351014,"endHours":18.6080347351014,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:56","startHours":18.4080347351014,"endHours":18.928445141171448,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.1580347351014,"endHours":19.9080347351014,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:35","startHours":23.74678153740477,"endHours":24.57943818711685,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:55","end":"07:29","startHours":5.918184989420222,"endHours":7.479416207630369,"quality":"inauspicious"},{"name":"Chala","start":"07:29","end":"09:02","startHours":7.479416207630369,"endHours":9.040647425840517,"quality":"neutral"},{"name":"Labha","start":"09:02","end":"10:36","startHours":9.040647425840517,"endHours":10.601878644050664,"quality":"auspicious"},{"name":"Amṛta","start":"10:36","end":"12:10","startHours":10.601878644050664,"endHours":12.16310986226081,"quality":"auspicious"},{"name":"Kāla","start":"12:10","end":"13:43","startHours":12.16310986226081,"endHours":13.724341080470957,"quality":"inauspicious"},{"name":"Śubha","start":"13:43","end":"15:17","startHours":13.724341080470957,"endHours":15.285572298681105,"quality":"auspicious"},{"name":"Roga","start":"15:17","end":"16:51","startHours":15.285572298681105,"endHours":16.846803516891253,"quality":"inauspicious"},{"name":"Udveg","start":"16:51","end":"18:24","startHours":16.846803516891253,"endHours":18.4080347351014,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:24","end":"19:51","startHours":18.4080347351014,"endHours":19.846803516891253,"quality":"auspicious"},{"name":"Roga","start":"19:51","end":"21:17","startHours":19.846803516891253,"endHours":21.285572298681103,"quality":"inauspicious"},{"name":"Udveg","start":"21:17","end":"22:43","startHours":21.285572298681103,"endHours":22.724341080470957,"quality":"inauspicious"},{"name":"Chala","start":"22:43","end":"00:10","startHours":22.724341080470957,"endHours":24.16310986226081,"quality":"neutral"},{"name":"Labha","start":"00:10","end":"01:36","startHours":24.16310986226081,"endHours":25.601878644050664,"quality":"auspicious"},{"name":"Amṛta","start":"01:36","end":"03:02","startHours":25.601878644050664,"endHours":27.04064742584052,"quality":"auspicious"},{"name":"Kāla","start":"03:02","end":"04:29","startHours":27.04064742584052,"endHours":28.47941620763037,"quality":"inauspicious"},{"name":"Śubha","start":"04:29","end":"05:55","startHours":28.47941620763037,"endHours":29.918184989420222,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.918184989420222,"endHours":6.918184989420222,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.918184989420222,"endHours":7.918184989420222,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.918184989420222,"endHours":8.918184989420222,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.918184989420222,"endHours":9.918184989420222,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.918184989420222,"endHours":10.918184989420222,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.918184989420222,"endHours":11.918184989420222,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.918184989420222,"endHours":12.918184989420222,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.918184989420222,"endHours":13.918184989420222,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.918184989420222,"endHours":14.918184989420222,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.918184989420222,"endHours":15.918184989420222,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.918184989420222,"endHours":16.918184989420222,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.918184989420222,"endHours":17.918184989420222,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.918184989420222,"endHours":18.918184989420222,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.918184989420222,"endHours":19.918184989420222,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.918184989420222,"endHours":20.918184989420222,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.918184989420222,"endHours":21.918184989420222,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.918184989420222,"endHours":22.918184989420222,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.918184989420222,"endHours":23.918184989420222,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.918184989420222,"endHours":24.918184989420222,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.918184989420222,"endHours":25.918184989420222,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.918184989420222,"endHours":26.918184989420222,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.918184989420222,"endHours":27.918184989420222,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.918184989420222,"endHours":28.918184989420222,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.918184989420222,"endHours":29.918184989420222,"planetary_lord":"Jupiter"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.096919792744169,"eotMinutes":1.3990082643513926,"ayanamsa":19.1497}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha (Adhika) Śukla Pūrṇimā · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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 April 22, 1663 CE · Kāñcīpuram · Vidhyamitra","description":"April 22, 1663 CE for Kāñcīpuram: Śukla Pūrṇimā, sūryodaya 05:55, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kanchipuram/1663-04-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kanchipuram/1663-04-22","sa":"https://sa.vidhyamitra.com/city/kanchipuram/1663-04-22","hi":"https://hi.vidhyamitra.com/city/kanchipuram/1663-04-22","x-default":"https://vidhyamitra.com/city/kanchipuram/1663-04-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T19:23:06.110Z","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":"2026-06-04T19:23:06.110Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T19:23:06.110Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}