{"id":"vidhyamitra:city-day:varanasi:1997-04-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/1997-04-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-04-04","date_display":"April 4, 1997 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":1997,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450542.770833,"kali_year":5098,"ahargana":1862077.2708,"sun":{"sidereal_longitude":350.6663,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":305.8396,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.1732,"elapsed_within_tithi_degrees":3.1732},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.8396,"elapsed_within_degrees":12.5062},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.5059},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1997,"month":4,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450542.770833,"ahargana":1862077.2708,"kali_year":5098,"ayanamsa_lahiri":23.8147,"grahas":{"sun":{"sidereal_longitude":350.498703,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":303.24970299999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false,"latitude":2.4058},"mars":{"sidereal_longitude":146.51620300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":9.47770300000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":291.777503,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":350.920803,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":346.949003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":158.1852,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":338.1852,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":"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":1997,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450542.770833,"kali_year":5098,"ahargana":1862077.2708,"sun":{"sidereal_longitude":350.6663,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":305.8396,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.1732,"elapsed_within_tithi_degrees":3.1732},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.8396,"elapsed_within_degrees":12.5062},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.5059},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.406,"elongation":44.827},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.406,"opposition_distance":135.173}},"eclipse_window_40days":[{"offset_days":-11,"type":"lunar","occurs":true,"moon_latitude":-0.031,"opposition_distance":1.434}]},"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":"05:47","sunsetLocal":"18:16","solarNoonLocal":"12:02","dayLengthHours":12.480875108061355,"dayLengthDisplay":"12 Hours 28 Mins 51 Secs","nightLengthDisplay":"11 Hours 31 Mins 09 Secs","moonriseLocal":"03:14","moonsetLocal":"14:31","rahuKala":{"name":"Rāhu Kāla","start":"10:28","end":"12:02","startHours":10.465024329807832,"endHours":12.025133718315502,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:09","end":"16:42","startHours":15.14535249533084,"endHours":16.70546188383851,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:21","end":"08:54","startHours":7.344805552792493,"endHours":8.904914941300163,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:07","startHours":8.696900356165806,"endHours":9.112929526434518,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:38","startHours":6.304732627120713,"endHours":6.637555963335682,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:26","startHours":11.60910454804679,"endHours":12.441162888584213,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:07","end":"04:57","startHours":4.120579483209976,"endHours":4.952637823747399,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:47","startHours":4.744623238613044,"endHours":5.784696164284823,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:56","startHours":14.10527956965906,"endHours":14.937337910196485,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.06557127234618,"endHours":18.46557127234618,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:47","startHours":18.26557127234618,"endHours":18.78560773518207,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.01557127234618,"endHours":19.76557127234618,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:26","startHours":23.60910454804679,"endHours":24.441162888584213,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:47","end":"07:21","startHours":5.784696164284823,"endHours":7.344805552792493,"quality":"neutral"},{"name":"Labha","start":"07:21","end":"08:54","startHours":7.344805552792493,"endHours":8.904914941300163,"quality":"auspicious"},{"name":"Amṛta","start":"08:54","end":"10:28","startHours":8.904914941300163,"endHours":10.465024329807832,"quality":"auspicious"},{"name":"Kāla","start":"10:28","end":"12:02","startHours":10.465024329807832,"endHours":12.025133718315502,"quality":"inauspicious"},{"name":"Śubha","start":"12:02","end":"13:35","startHours":12.025133718315502,"endHours":13.585243106823171,"quality":"auspicious"},{"name":"Roga","start":"13:35","end":"15:09","startHours":13.585243106823171,"endHours":15.14535249533084,"quality":"inauspicious"},{"name":"Udveg","start":"15:09","end":"16:42","startHours":15.14535249533084,"endHours":16.70546188383851,"quality":"inauspicious"},{"name":"Chala","start":"16:42","end":"18:16","startHours":16.70546188383851,"endHours":18.26557127234618,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:16","end":"19:42","startHours":18.26557127234618,"endHours":19.70546188383851,"quality":"inauspicious"},{"name":"Udveg","start":"19:42","end":"21:09","startHours":19.70546188383851,"endHours":21.14535249533084,"quality":"inauspicious"},{"name":"Chala","start":"21:09","end":"22:35","startHours":21.14535249533084,"endHours":22.58524310682317,"quality":"neutral"},{"name":"Labha","start":"22:35","end":"00:02","startHours":22.58524310682317,"endHours":24.0251337183155,"quality":"auspicious"},{"name":"Amṛta","start":"00:02","end":"01:28","startHours":24.0251337183155,"endHours":25.465024329807832,"quality":"auspicious"},{"name":"Kāla","start":"01:28","end":"02:54","startHours":25.465024329807832,"endHours":26.904914941300163,"quality":"inauspicious"},{"name":"Śubha","start":"02:54","end":"04:21","startHours":26.904914941300163,"endHours":28.344805552792494,"quality":"auspicious"},{"name":"Roga","start":"04:21","end":"05:47","startHours":28.344805552792494,"endHours":29.784696164284824,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.784696164284823,"endHours":6.784696164284823,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.784696164284823,"endHours":7.784696164284823,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.784696164284823,"endHours":8.784696164284824,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.784696164284824,"endHours":9.784696164284824,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.784696164284824,"endHours":10.784696164284824,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.784696164284824,"endHours":11.784696164284824,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.784696164284824,"endHours":12.784696164284824,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.784696164284824,"endHours":13.784696164284824,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.784696164284824,"endHours":14.784696164284824,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.784696164284824,"endHours":15.784696164284824,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.784696164284824,"endHours":16.784696164284824,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.784696164284824,"endHours":17.784696164284824,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.784696164284824,"endHours":18.784696164284824,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.784696164284824,"endHours":19.784696164284824,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.784696164284824,"endHours":20.784696164284824,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.784696164284824,"endHours":21.784696164284824,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.784696164284824,"endHours":22.784696164284824,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.784696164284824,"endHours":23.784696164284824,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.784696164284824,"endHours":24.784696164284824,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.784696164284824,"endHours":25.784696164284824,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.784696164284824,"endHours":26.784696164284824,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.784696164284824,"endHours":27.784696164284824,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.784696164284824,"endHours":28.784696164284824,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.784696164284824,"endHours":29.784696164284824,"planetary_lord":"Mars"}],"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":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":5.642994123366967,"eotMinutes":-3.4036230989301703,"ayanamsa":23.8147}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Dvādaśī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 4, 1997 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"April 4, 1997 CE for Vārāṇasī (Kāśī): Kṛṣṇa Dvādaśī, sūryodaya 05:47, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/1997-04-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/1997-04-04","sa":"https://sa.vidhyamitra.com/city/varanasi/1997-04-04","hi":"https://hi.vidhyamitra.com/city/varanasi/1997-04-04","x-default":"https://vidhyamitra.com/city/varanasi/1997-04-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:02:56.794Z","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":"2026-05-14T16:02:56.794Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:02:56.794Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}