{"id":"vidhyamitra:city-day:haridwar:2021-05-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/2021-05-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2021-05-12","date_display":"May 12, 2021 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":"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":2021,"month":5,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459346.770833,"kali_year":5123,"ahargana":1870881.2708,"sun":{"sidereal_longitude":27.3531,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":31.3197,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.9667,"elapsed_within_tithi_degrees":3.9667},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.3197,"elapsed_within_degrees":4.6531},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.6728},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2021,"month":5,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459346.770833,"ahargana":1870881.2708,"kali_year":5123,"ayanamsa_lahiri":24.1514,"grahas":{"sun":{"sidereal_longitude":27.40182500000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":30.157325000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-1.5662},"mars":{"sidereal_longitude":76.86202500000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":48.144724999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":305.61152500000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":39.213824999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":289.27802500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":51.707,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":231.707,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":"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":2021,"month":5,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459346.770833,"kali_year":5123,"ahargana":1870881.2708,"sun":{"sidereal_longitude":27.3531,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":31.3197,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.9667,"elapsed_within_tithi_degrees":3.9667},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.3197,"elapsed_within_degrees":4.6531},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.6728},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.566,"elongation":3.967},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.566,"opposition_distance":176.033}},"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":"05:26","sunsetLocal":"19:01","solarNoonLocal":"12:14","dayLengthHours":13.588995878549287,"dayLengthDisplay":"13 Hours 35 Mins 20 Secs","nightLengthDisplay":"10 Hours 24 Mins 40 Secs","moonriseLocal":"05:36","moonsetLocal":"19:13","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:56","startHours":12.226760338672191,"endHours":13.925384823490852,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:50","startHours":7.130886884216208,"endHours":8.829511369034869,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:32","end":"12:14","startHours":10.52813585385353,"endHours":12.226760338672191,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.603028104392381,"endHours":9.055994633677358,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":5.998470561003768,"endHours":6.360843784431749,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:41","startHours":11.773793809387215,"endHours":12.679726867957168,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:37","end":"04:32","startHours":3.6203962822576425,"endHours":4.526329340827595,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:26","startHours":4.299846076185107,"endHours":5.432262399397548,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:24","startHours":14.491592985097071,"endHours":15.397526043667023,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:49","end":"19:13","startHours":18.821258277946836,"endHours":19.221258277946834,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:01","end":"19:35","startHours":19.021258277946835,"endHours":19.587466439553054,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:46","end":"20:31","startHours":18.771258277946835,"endHours":20.521258277946835,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:41","startHours":23.773793809387218,"endHours":24.679726867957168,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:26","end":"07:08","startHours":5.432262399397548,"endHours":7.130886884216208,"quality":"auspicious"},{"name":"Amṛta","start":"07:08","end":"08:50","startHours":7.130886884216208,"endHours":8.829511369034869,"quality":"auspicious"},{"name":"Kāla","start":"08:50","end":"10:32","startHours":8.829511369034869,"endHours":10.52813585385353,"quality":"inauspicious"},{"name":"Śubha","start":"10:32","end":"12:14","startHours":10.52813585385353,"endHours":12.226760338672191,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:56","startHours":12.226760338672191,"endHours":13.925384823490852,"quality":"inauspicious"},{"name":"Udveg","start":"13:56","end":"15:37","startHours":13.925384823490852,"endHours":15.624009308309514,"quality":"inauspicious"},{"name":"Chala","start":"15:37","end":"17:19","startHours":15.624009308309514,"endHours":17.322633793128176,"quality":"neutral"},{"name":"Labha","start":"17:19","end":"19:01","startHours":17.322633793128176,"endHours":19.021258277946835,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:01","end":"20:19","startHours":19.021258277946835,"endHours":20.322633793128173,"quality":"inauspicious"},{"name":"Chala","start":"20:19","end":"21:37","startHours":20.322633793128173,"endHours":21.624009308309514,"quality":"neutral"},{"name":"Labha","start":"21:37","end":"22:56","startHours":21.624009308309514,"endHours":22.92538482349085,"quality":"auspicious"},{"name":"Amṛta","start":"22:56","end":"00:14","startHours":22.92538482349085,"endHours":24.226760338672193,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:32","startHours":24.226760338672193,"endHours":25.52813585385353,"quality":"inauspicious"},{"name":"Śubha","start":"01:32","end":"02:50","startHours":25.52813585385353,"endHours":26.82951136903487,"quality":"auspicious"},{"name":"Roga","start":"02:50","end":"04:08","startHours":26.82951136903487,"endHours":28.13088688421621,"quality":"inauspicious"},{"name":"Udveg","start":"04:08","end":"05:26","startHours":28.13088688421621,"endHours":29.432262399397548,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.432262399397548,"endHours":6.432262399397548,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.432262399397548,"endHours":7.432262399397548,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.432262399397548,"endHours":8.432262399397548,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.432262399397548,"endHours":9.432262399397548,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.432262399397548,"endHours":10.432262399397548,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.432262399397548,"endHours":11.432262399397548,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.432262399397548,"endHours":12.432262399397548,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.432262399397548,"endHours":13.432262399397548,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.432262399397548,"endHours":14.432262399397548,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.432262399397548,"endHours":15.432262399397548,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.432262399397548,"endHours":16.432262399397548,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.432262399397548,"endHours":17.432262399397548,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.432262399397548,"endHours":18.432262399397548,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.432262399397548,"endHours":19.432262399397548,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.432262399397548,"endHours":20.432262399397548,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.432262399397548,"endHours":21.432262399397548,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.432262399397548,"endHours":22.432262399397548,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.432262399397548,"endHours":23.432262399397548,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.432262399397548,"endHours":24.432262399397548,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.432262399397548,"endHours":25.432262399397548,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.432262399397548,"endHours":26.432262399397548,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.432262399397548,"endHours":27.432262399397548,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.432262399397548,"endHours":28.432262399397548,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.432262399397548,"endHours":29.432262399397548,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","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":18.149562518446345,"eotMinutes":3.7375796796685163,"ayanamsa":24.1514}},"calendars":{"vikram_samvat":2078,"vikram_samvatsara":"Ānanda","saka_samvat":1943,"saka_samvatsara":"Plava","bengali_samvat":1428,"malayalam_era":1197,"nanakshahi_year":552,"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 Pratipada · Vikram 2078 Ānanda · Śaka 1943 Plava"},"festivals":[],"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":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 May 12, 2021 CE · Haridwār · Vidhyamitra","description":"May 12, 2021 CE for Haridwār: Śukla Pratipada, sūryodaya 05:26, sūryāsta 19:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/2021-05-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/2021-05-12","sa":"https://sa.vidhyamitra.com/city/haridwar/2021-05-12","hi":"https://hi.vidhyamitra.com/city/haridwar/2021-05-12","x-default":"https://vidhyamitra.com/city/haridwar/2021-05-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-24T19:28:35.576Z","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":"2026-08-24T19:28:35.576Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-24T19:28:35.576Z","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":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}