{"id":"vidhyamitra:city-day:kanchipuram:-3121-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kanchipuram/-3121-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3121-04-15","date_display":"April 15, 3122 BCE","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-3121,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":581216.770833,"kali_year":-19,"ahargana":-7248.7292,"sun":{"sidereal_longitude":56.4646,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":254.3153,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":197.8507,"elapsed_within_tithi_degrees":5.8507},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":254.3153,"elapsed_within_degrees":0.982},"yoga":{"number":24,"name":"Śukla","sum_longitude":310.78},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":-3121,"month":4,"day":15,"hour":6,"minute":30,"calendar":"julian"},"julian_day":581216.770833,"ahargana":-7248.7292,"kali_year":-19,"ayanamsa_lahiri":-47.68,"grahas":{"sun":{"sidereal_longitude":56.4646,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":254.3153,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":3.458},"mars":{"sidereal_longitude":122.4381,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":68.8757,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":112.0295,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":12.9153,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":119.6383,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":204.0726,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":24.0726,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-3121,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":581216.770833,"kali_year":-19,"ahargana":-7248.7292,"sun":{"sidereal_longitude":56.4646,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":254.3153,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":197.8507,"elapsed_within_tithi_degrees":5.8507},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":254.3153,"elapsed_within_degrees":0.982},"yoga":{"number":24,"name":"Śukla","sum_longitude":310.78},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.458,"elongation":162.149},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.458,"opposition_distance":17.851}},"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":"06:05","sunsetLocal":"18:18","solarNoonLocal":"12:11","dayLengthHours":12.220062302806937,"dayLengthDisplay":"12 Hours 13 Mins 12 Secs","nightLengthDisplay":"11 Hours 46 Mins 48 Secs","moonriseLocal":"19:30","moonsetLocal":"07:16","rahuKala":{"name":"Rāhu Kāla","start":"07:36","end":"09:08","startHours":7.6079053707441835,"endHours":9.13541315859505,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:40","end":"12:11","startHours":10.662920946445919,"endHours":12.190428734296784,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:43","end":"15:15","startHours":13.717936522147653,"endHours":15.245444309998518,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:20","startHours":8.931745453548269,"endHours":9.339080863641833,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:55","startHours":6.589566845510272,"endHours":6.915435173585124,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:36","startHours":11.78309332420322,"endHours":12.597764144390348,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:16","startHours":4.451055942519059,"endHours":5.265726762706187,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:05","startHours":5.062059057659405,"endHours":6.080397582893316,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:03","startHours":14.227105784764607,"endHours":15.041776604951735,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.100459885700253,"endHours":18.500459885700252,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:49","startHours":18.300459885700253,"endHours":18.809629148317207,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.050459885700253,"endHours":19.800459885700253,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:36","startHours":23.783093324203218,"endHours":24.59776414439035,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:05","end":"07:36","startHours":6.080397582893316,"endHours":7.6079053707441835,"quality":"auspicious"},{"name":"Kāla","start":"07:36","end":"09:08","startHours":7.6079053707441835,"endHours":9.13541315859505,"quality":"inauspicious"},{"name":"Śubha","start":"09:08","end":"10:40","startHours":9.13541315859505,"endHours":10.662920946445919,"quality":"auspicious"},{"name":"Roga","start":"10:40","end":"12:11","startHours":10.662920946445919,"endHours":12.190428734296784,"quality":"inauspicious"},{"name":"Udveg","start":"12:11","end":"13:43","startHours":12.190428734296784,"endHours":13.717936522147653,"quality":"inauspicious"},{"name":"Chala","start":"13:43","end":"15:15","startHours":13.717936522147653,"endHours":15.245444309998518,"quality":"neutral"},{"name":"Labha","start":"15:15","end":"16:46","startHours":15.245444309998518,"endHours":16.772952097849387,"quality":"auspicious"},{"name":"Amṛta","start":"16:46","end":"18:18","startHours":16.772952097849387,"endHours":18.300459885700253,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:18","end":"19:46","startHours":18.300459885700253,"endHours":19.772952097849384,"quality":"neutral"},{"name":"Labha","start":"19:46","end":"21:15","startHours":19.772952097849384,"endHours":21.24544430999852,"quality":"auspicious"},{"name":"Amṛta","start":"21:15","end":"22:43","startHours":21.24544430999852,"endHours":22.717936522147653,"quality":"auspicious"},{"name":"Kāla","start":"22:43","end":"00:11","startHours":22.717936522147653,"endHours":24.190428734296784,"quality":"inauspicious"},{"name":"Śubha","start":"00:11","end":"01:40","startHours":24.190428734296784,"endHours":25.662920946445915,"quality":"auspicious"},{"name":"Roga","start":"01:40","end":"03:08","startHours":25.662920946445915,"endHours":27.13541315859505,"quality":"inauspicious"},{"name":"Udveg","start":"03:08","end":"04:36","startHours":27.13541315859505,"endHours":28.607905370744184,"quality":"inauspicious"},{"name":"Chala","start":"04:36","end":"06:05","startHours":28.607905370744184,"endHours":30.080397582893315,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.080397582893316,"endHours":7.080397582893316,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.080397582893316,"endHours":8.080397582893315,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.080397582893315,"endHours":9.080397582893315,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.080397582893315,"endHours":10.080397582893315,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.080397582893315,"endHours":11.080397582893315,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.080397582893315,"endHours":12.080397582893315,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.080397582893315,"endHours":13.080397582893315,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.080397582893315,"endHours":14.080397582893315,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.080397582893315,"endHours":15.080397582893315,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.080397582893315,"endHours":16.080397582893315,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.080397582893315,"endHours":17.080397582893315,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.080397582893315,"endHours":18.080397582893315,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.080397582893315,"endHours":19.080397582893315,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.080397582893315,"endHours":20.080397582893315,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.080397582893315,"endHours":21.080397582893315,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.080397582893315,"endHours":22.080397582893315,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.080397582893315,"endHours":23.080397582893315,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.080397582893315,"endHours":24.080397582893315,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.080397582893315,"endHours":25.080397582893315,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.080397582893315,"endHours":26.080397582893315,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.080397582893315,"endHours":27.080397582893315,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.080397582893315,"endHours":28.080397582893315,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.080397582893315,"endHours":29.080397582893315,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.080397582893315,"endHours":30.080397582893315,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","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":3.482391673311996,"eotMinutes":-0.240124057807095,"ayanamsa":-47.68}},"calendars":{"vikram_samvat":-3064,"saka_samvat":-3199,"bengali_samvat":-3714,"malayalam_era":-3945,"nanakshahi_year":-4590,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Dvitīyā · Vikram -3064 undefined · Śaka -3199 undefined"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7, 6.34-35.","step_count":5,"url":"/walk/chandra-walk","steps":[{"label":"BG 6.5","url":"/bhagavad-gita/6/5","purpose":"Lift the self by the Self; begin the walk with inner responsibility."},{"label":"BG 6.6","url":"/bhagavad-gita/6/6","purpose":"See the mind as friend when mastered and enemy when unmastered."},{"label":"BG 6.7","url":"/bhagavad-gita/6/7","purpose":"Stabilize the conquered mind in heat/cold, honor/dishonor, pleasure/pain."},{"label":"BG 6.34","url":"/bhagavad-gita/6/34","purpose":"Name the restless mind honestly before trying to discipline it."},{"label":"BG 6.35","url":"/bhagavad-gita/6/35","purpose":"Complete with abhyāsa and vairāgya: practice and detachment."}]},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 15, 3122 BCE · Kāñcīpuram · Vidhyamitra","description":"April 15, 3122 BCE for Kāñcīpuram: Kṛṣṇa Dvitīyā, sūryodaya 06:05, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kanchipuram/-3121-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kanchipuram/-3121-04-15","sa":"https://sa.vidhyamitra.com/city/kanchipuram/-3121-04-15","hi":"https://hi.vidhyamitra.com/city/kanchipuram/-3121-04-15","x-default":"https://vidhyamitra.com/city/kanchipuram/-3121-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-11T22:21:55.833Z","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":"2026-08-11T22:21:55.833Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-11T22:21:55.833Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}