{"id":"vidhyamitra:city-day:haridwar:-0478-04-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/-0478-04-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-0478-04-10","date_display":"April 10, 479 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":-478,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1546567.770833,"kali_year":2624,"ahargana":958102.2708,"sun":{"sidereal_longitude":29.8782,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":177.3783,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.5001,"elapsed_within_tithi_degrees":3.5001},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.3783,"elapsed_within_degrees":4.045},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.2566},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":-478,"month":4,"day":10,"hour":6,"minute":30,"calendar":"julian"},"julian_day":1546567.770833,"ahargana":958102.2708,"kali_year":2624,"ayanamsa_lahiri":-10.759,"grahas":{"sun":{"sidereal_longitude":29.8782,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":177.3783,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":0.1763},"mars":{"sidereal_longitude":224.3961,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":41.5741,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":46.4424,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":8.1826,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":353.2174,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":175.131,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":355.131,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":"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":-478,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1546567.770833,"kali_year":2624,"ahargana":958102.2708,"sun":{"sidereal_longitude":29.8782,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":177.3783,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.5001,"elapsed_within_tithi_degrees":3.5001},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.3783,"elapsed_within_degrees":4.045},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.2566},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.176,"elongation":147.5},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.176,"opposition_distance":32.5}},"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":"05:58","sunsetLocal":"18:40","solarNoonLocal":"12:19","dayLengthHours":12.7085397537405,"dayLengthDisplay":"12 Hours 42 Mins 31 Secs","nightLengthDisplay":"11 Hours 17 Mins 29 Secs","moonriseLocal":"15:54","moonsetLocal":"04:24","rahuKala":{"name":"Rāhu Kāla","start":"12:19","end":"13:54","startHours":12.315837592752752,"endHours":13.904405061970314,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:33","end":"09:08","startHours":7.550135185100064,"endHours":9.138702654317626,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:44","end":"12:19","startHours":10.72727012353519,"endHours":12.315837592752752,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.926893658421951,"endHours":9.350511650213303,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:50","startHours":6.49109020562169,"endHours":6.82998459905477,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:44","startHours":11.892219600961402,"endHours":12.739455584544102,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:07","startHours":4.267095748717102,"endHours":5.114331732299802,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:54","end":"05:58","startHours":4.902522736404127,"endHours":5.961567715882502,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:17","startHours":14.433927551709502,"endHours":15.281163535292201,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.470107469623002,"endHours":18.870107469623,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:12","startHours":18.670107469623,"endHours":19.199629959362188,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.420107469623,"endHours":20.170107469623,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:44","startHours":23.8922196009614,"endHours":24.7394555845441,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:58","end":"07:33","startHours":5.961567715882502,"endHours":7.550135185100064,"quality":"auspicious"},{"name":"Amṛta","start":"07:33","end":"09:08","startHours":7.550135185100064,"endHours":9.138702654317626,"quality":"auspicious"},{"name":"Kāla","start":"09:08","end":"10:44","startHours":9.138702654317626,"endHours":10.72727012353519,"quality":"inauspicious"},{"name":"Śubha","start":"10:44","end":"12:19","startHours":10.72727012353519,"endHours":12.315837592752752,"quality":"auspicious"},{"name":"Roga","start":"12:19","end":"13:54","startHours":12.315837592752752,"endHours":13.904405061970314,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:30","startHours":13.904405061970314,"endHours":15.492972531187878,"quality":"inauspicious"},{"name":"Chala","start":"15:30","end":"17:05","startHours":15.492972531187878,"endHours":17.08154000040544,"quality":"neutral"},{"name":"Labha","start":"17:05","end":"18:40","startHours":17.08154000040544,"endHours":18.670107469623,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:40","end":"20:05","startHours":18.670107469623,"endHours":20.08154000040544,"quality":"inauspicious"},{"name":"Chala","start":"20:05","end":"21:30","startHours":20.08154000040544,"endHours":21.492972531187878,"quality":"neutral"},{"name":"Labha","start":"21:30","end":"22:54","startHours":21.492972531187878,"endHours":22.904405061970316,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:19","startHours":22.904405061970316,"endHours":24.31583759275275,"quality":"auspicious"},{"name":"Kāla","start":"00:19","end":"01:44","startHours":24.31583759275275,"endHours":25.72727012353519,"quality":"inauspicious"},{"name":"Śubha","start":"01:44","end":"03:08","startHours":25.72727012353519,"endHours":27.138702654317626,"quality":"auspicious"},{"name":"Roga","start":"03:08","end":"04:33","startHours":27.138702654317626,"endHours":28.550135185100064,"quality":"inauspicious"},{"name":"Udveg","start":"04:33","end":"05:58","startHours":28.550135185100064,"endHours":29.961567715882502,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.961567715882502,"endHours":6.961567715882502,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.961567715882502,"endHours":7.961567715882502,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.961567715882502,"endHours":8.961567715882502,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.961567715882502,"endHours":9.961567715882502,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.961567715882502,"endHours":10.961567715882502,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.961567715882502,"endHours":11.961567715882502,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.961567715882502,"endHours":12.961567715882502,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.961567715882502,"endHours":13.961567715882502,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.961567715882502,"endHours":14.961567715882502,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.961567715882502,"endHours":15.961567715882502,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.961567715882502,"endHours":16.961567715882502,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.961567715882502,"endHours":17.961567715882502,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.961567715882502,"endHours":18.961567715882502,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.961567715882502,"endHours":19.961567715882502,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.961567715882502,"endHours":20.961567715882502,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.961567715882502,"endHours":21.961567715882502,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.961567715882502,"endHours":22.961567715882502,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.961567715882502,"endHours":23.961567715882502,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.961567715882502,"endHours":24.961567715882502,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.961567715882502,"endHours":25.961567715882502,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.961567715882502,"endHours":26.961567715882502,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.961567715882502,"endHours":27.961567715882502,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.961567715882502,"endHours":28.961567715882502,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.961567715882502,"endHours":29.961567715882502,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":7.485259413374155,"eotMinutes":-1.6070555651651,"ayanamsa":-10.759}},"calendars":{"vikram_samvat":-421,"saka_samvat":-556,"bengali_samvat":-1071,"malayalam_era":-1302,"nanakshahi_year":-1947,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram -421 undefined · Śaka -556 undefined"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi_ingress":"Vṛṣabha"},"precedence":5},{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Vṛṣabha Saṅkrānti · Pradoṣa Vrata is not live yet; Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 April 10, 479 BCE · Haridwār · Vidhyamitra","description":"April 10, 479 BCE for Haridwār: Śukla Trayodaśī, sūryodaya 05:58, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/-0478-04-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/-0478-04-10","sa":"https://sa.vidhyamitra.com/city/haridwar/-0478-04-10","hi":"https://hi.vidhyamitra.com/city/haridwar/-0478-04-10","x-default":"https://vidhyamitra.com/city/haridwar/-0478-04-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T13:56:23.277Z","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":"2026-08-10T13:56:23.277Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T13:56:23.277Z","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"}}}