{"id":"vidhyamitra:city-day:varanasi:2001-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/2001-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-04-15","date_display":"April 15, 2001 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":2001,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452014.770833,"kali_year":5102,"ahargana":1863549.2708,"sun":{"sidereal_longitude":1.4038,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":264.2163,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":262.8125,"elapsed_within_tithi_degrees":10.8125},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":264.2163,"elapsed_within_degrees":10.883},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.6201},"karana":{"half_tithi_index":43,"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":2001,"month":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452014.770833,"ahargana":1863549.2708,"kali_year":5102,"ayanamsa_lahiri":23.871,"grahas":{"sun":{"sidereal_longitude":1.276962000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":264.681062,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":-0.3155},"mars":{"sidereal_longitude":241.24606199999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":352.151662,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":46.306262000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":338.147262,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":35.38526200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":80.1916,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.1916,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2001,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452014.770833,"kali_year":5102,"ahargana":1863549.2708,"sun":{"sidereal_longitude":1.4038,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":264.2163,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":262.8125,"elapsed_within_tithi_degrees":10.8125},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":264.2163,"elapsed_within_degrees":10.883},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.6201},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.316,"elongation":97.187},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.316,"opposition_distance":82.813}},"eclipse_window_40days":[]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:36","sunsetLocal":"18:21","solarNoonLocal":"11:58","dayLengthHours":12.7455955140777,"dayLengthDisplay":"12 Hours 44 Mins 44 Secs","nightLengthDisplay":"11 Hours 15 Mins 16 Secs","moonriseLocal":"00:14","moonsetLocal":"10:50","rahuKala":{"name":"Rāhu Kāla","start":"16:45","end":"18:21","startHours":16.75200705207592,"endHours":18.345206491335635,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:58","end":"13:34","startHours":11.972408734296785,"endHours":13.565608173556498,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:10","end":"16:45","startHours":15.158807612816211,"endHours":16.75200705207592,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:34","end":"09:00","startHours":8.573583263876067,"endHours":8.998436447678657,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:28","startHours":6.130677457011173,"endHours":6.470560004053246,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:33","end":"12:24","startHours":11.547555550494195,"endHours":12.397261918099375,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:54","end":"04:45","startHours":3.9001982420475763,"endHours":4.749904609652756,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:32","end":"05:36","startHours":4.537478017751461,"endHours":5.599610977257936,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:57","startHours":14.096674653309734,"endHours":14.946381020914913,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.145206491335635,"endHours":18.545206491335634,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:53","startHours":18.345206491335635,"endHours":18.876272971088873,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.095206491335635,"endHours":19.845206491335635,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:33","end":"00:24","startHours":23.547555550494195,"endHours":24.397261918099375,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:36","end":"07:12","startHours":5.599610977257936,"endHours":7.1928104165176485,"quality":"inauspicious"},{"name":"Chala","start":"07:12","end":"08:47","startHours":7.1928104165176485,"endHours":8.786009855777362,"quality":"neutral"},{"name":"Labha","start":"08:47","end":"10:23","startHours":8.786009855777362,"endHours":10.379209295037073,"quality":"auspicious"},{"name":"Amṛta","start":"10:23","end":"11:58","startHours":10.379209295037073,"endHours":11.972408734296785,"quality":"auspicious"},{"name":"Kāla","start":"11:58","end":"13:34","startHours":11.972408734296785,"endHours":13.565608173556498,"quality":"inauspicious"},{"name":"Śubha","start":"13:34","end":"15:10","startHours":13.565608173556498,"endHours":15.158807612816211,"quality":"auspicious"},{"name":"Roga","start":"15:10","end":"16:45","startHours":15.158807612816211,"endHours":16.75200705207592,"quality":"inauspicious"},{"name":"Udveg","start":"16:45","end":"18:21","startHours":16.75200705207592,"endHours":18.345206491335635,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:45","startHours":18.345206491335635,"endHours":19.75200705207592,"quality":"auspicious"},{"name":"Roga","start":"19:45","end":"21:10","startHours":19.75200705207592,"endHours":21.15880761281621,"quality":"inauspicious"},{"name":"Udveg","start":"21:10","end":"22:34","startHours":21.15880761281621,"endHours":22.565608173556498,"quality":"inauspicious"},{"name":"Chala","start":"22:34","end":"23:58","startHours":22.565608173556498,"endHours":23.972408734296785,"quality":"neutral"},{"name":"Labha","start":"23:58","end":"01:23","startHours":23.972408734296785,"endHours":25.37920929503707,"quality":"auspicious"},{"name":"Amṛta","start":"01:23","end":"02:47","startHours":25.37920929503707,"endHours":26.78600985577736,"quality":"auspicious"},{"name":"Kāla","start":"02:47","end":"04:12","startHours":26.78600985577736,"endHours":28.19281041651765,"quality":"inauspicious"},{"name":"Śubha","start":"04:12","end":"05:36","startHours":28.19281041651765,"endHours":29.599610977257935,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.599610977257936,"endHours":6.599610977257936,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.599610977257936,"endHours":7.599610977257936,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.599610977257936,"endHours":8.599610977257935,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.599610977257935,"endHours":9.599610977257935,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.599610977257935,"endHours":10.599610977257935,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.599610977257935,"endHours":11.599610977257935,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.599610977257935,"endHours":12.599610977257935,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.599610977257935,"endHours":13.599610977257935,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.599610977257935,"endHours":14.599610977257935,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.599610977257935,"endHours":15.599610977257935,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.599610977257935,"endHours":16.599610977257935,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.599610977257935,"endHours":17.599610977257935,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.599610977257935,"endHours":18.599610977257935,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.599610977257935,"endHours":19.599610977257935,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.599610977257935,"endHours":20.599610977257935,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.599610977257935,"endHours":21.599610977257935,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.599610977257935,"endHours":22.599610977257935,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.599610977257935,"endHours":23.599610977257935,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.599610977257935,"endHours":24.599610977257935,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.599610977257935,"endHours":25.599610977257935,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.599610977257935,"endHours":26.599610977257935,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.599610977257935,"endHours":27.599610977257935,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.599610977257935,"endHours":28.599610977257935,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.599610977257935,"endHours":29.599610977257935,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.73080522158212,"eotMinutes":-0.240124057807095,"ayanamsa":23.871}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Saptamī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"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":[]},"validity":{"eternal":false,"location_specific":"varanasi"},"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, 2001 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"April 15, 2001 CE for Vārāṇasī (Kāśī): Kṛṣṇa Saptamī, sūryodaya 05:36, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/2001-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/2001-04-15","sa":"https://sa.vidhyamitra.com/city/varanasi/2001-04-15","hi":"https://hi.vidhyamitra.com/city/varanasi/2001-04-15","x-default":"https://vidhyamitra.com/city/varanasi/2001-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:47:43.250Z","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":"2026-05-14T15:47:43.250Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:47:43.250Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}