{"id":"vidhyamitra:city-day:jamnagar:2001-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2001-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-04-01","date_display":"April 1, 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":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452000.770833,"kali_year":5102,"ahargana":1863535.2708,"sun":{"sidereal_longitude":347.6797,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":74.4203,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.7407,"elapsed_within_tithi_degrees":2.7407},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":74.4203,"elapsed_within_degrees":7.7537},"yoga":{"number":5,"name":"Śobhana","sum_longitude":62.1},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452000.770833,"ahargana":1863535.2708,"kali_year":5102,"ayanamsa_lahiri":23.8704,"grahas":{"sun":{"sidereal_longitude":347.515897,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":72.192497,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":-0.5099},"mars":{"sidereal_longitude":236.77029700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":327.260397,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":43.70759700000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":344.545697,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":33.854896999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":80.9334,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.9334,"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":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452000.770833,"kali_year":5102,"ahargana":1863535.2708,"sun":{"sidereal_longitude":347.6797,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":74.4203,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.7407,"elapsed_within_tithi_degrees":2.7407},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":74.4203,"elapsed_within_degrees":7.7537},"yoga":{"number":5,"name":"Śobhana","sum_longitude":62.1},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.51,"elongation":86.741},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.51,"opposition_distance":93.259}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:43","sunsetLocal":"19:05","solarNoonLocal":"12:54","dayLengthHours":12.369583680176063,"dayLengthDisplay":"12 Hours 22 Mins 11 Secs","nightLengthDisplay":"11 Hours 37 Mins 49 Secs","moonriseLocal":"11:49","moonsetLocal":"01:17","rahuKala":{"name":"Rāhu Kāla","start":"17:32","end":"19:05","startHours":17.54048548175188,"endHours":19.08668344177389,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:54","end":"14:27","startHours":12.901891601685858,"endHours":14.448089561707864,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:00","end":"17:32","startHours":15.994287521729873,"endHours":17.54048548175188,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"10:01","startHours":9.603335953638906,"endHours":10.015655409644776,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:34","startHours":7.232499081605161,"endHours":7.562354646409855,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:29","end":"13:19","startHours":12.489572145679988,"endHours":13.314211057691727,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:04","end":"05:54","startHours":5.06782193757435,"endHours":5.8924608495860875,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:41","end":"06:43","startHours":5.686301121583153,"endHours":6.717099761597825,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:58","end":"15:47","startHours":14.9634888817152,"endHours":15.788127793726938,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:53","end":"19:17","startHours":18.88668344177389,"endHours":19.28668344177389,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:05","end":"19:36","startHours":19.08668344177389,"endHours":19.602082761781226,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:50","end":"20:35","startHours":18.83668344177389,"endHours":20.58668344177389,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:29","end":"01:19","startHours":24.48957214567999,"endHours":25.314211057691725,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:43","end":"08:16","startHours":6.717099761597825,"endHours":8.263297721619832,"quality":"inauspicious"},{"name":"Chala","start":"08:16","end":"09:49","startHours":8.263297721619832,"endHours":9.809495681641842,"quality":"neutral"},{"name":"Labha","start":"09:49","end":"11:21","startHours":9.809495681641842,"endHours":11.355693641663848,"quality":"auspicious"},{"name":"Amṛta","start":"11:21","end":"12:54","startHours":11.355693641663848,"endHours":12.901891601685858,"quality":"auspicious"},{"name":"Kāla","start":"12:54","end":"14:27","startHours":12.901891601685858,"endHours":14.448089561707864,"quality":"inauspicious"},{"name":"Śubha","start":"14:27","end":"16:00","startHours":14.448089561707864,"endHours":15.994287521729873,"quality":"auspicious"},{"name":"Roga","start":"16:00","end":"17:32","startHours":15.994287521729873,"endHours":17.54048548175188,"quality":"inauspicious"},{"name":"Udveg","start":"17:32","end":"19:05","startHours":17.54048548175188,"endHours":19.08668344177389,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:05","end":"20:32","startHours":19.08668344177389,"endHours":20.54048548175188,"quality":"auspicious"},{"name":"Roga","start":"20:32","end":"22:00","startHours":20.54048548175188,"endHours":21.994287521729873,"quality":"inauspicious"},{"name":"Udveg","start":"22:00","end":"23:27","startHours":21.994287521729873,"endHours":23.448089561707867,"quality":"inauspicious"},{"name":"Chala","start":"23:27","end":"00:54","startHours":23.448089561707867,"endHours":24.901891601685858,"quality":"neutral"},{"name":"Labha","start":"00:54","end":"02:21","startHours":24.901891601685858,"endHours":26.355693641663848,"quality":"auspicious"},{"name":"Amṛta","start":"02:21","end":"03:49","startHours":26.355693641663848,"endHours":27.80949568164184,"quality":"auspicious"},{"name":"Kāla","start":"03:49","end":"05:16","startHours":27.80949568164184,"endHours":29.263297721619836,"quality":"inauspicious"},{"name":"Śubha","start":"05:16","end":"06:43","startHours":29.263297721619836,"endHours":30.717099761597826,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.717099761597825,"endHours":7.717099761597825,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.717099761597825,"endHours":8.717099761597826,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.717099761597826,"endHours":9.717099761597826,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.717099761597826,"endHours":10.717099761597826,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.717099761597826,"endHours":11.717099761597826,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.717099761597826,"endHours":12.717099761597826,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.717099761597826,"endHours":13.717099761597826,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.717099761597826,"endHours":14.717099761597826,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.717099761597826,"endHours":15.717099761597826,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.717099761597826,"endHours":16.717099761597826,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.717099761597826,"endHours":17.717099761597826,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.717099761597826,"endHours":18.717099761597826,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.717099761597826,"endHours":19.717099761597826,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.717099761597826,"endHours":20.717099761597826,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.717099761597826,"endHours":21.717099761597826,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.717099761597826,"endHours":22.717099761597826,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.717099761597826,"endHours":23.717099761597826,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.717099761597826,"endHours":24.717099761597826,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.717099761597826,"endHours":25.717099761597826,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.717099761597826,"endHours":26.717099761597826,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.717099761597826,"endHours":27.717099761597826,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.717099761597826,"endHours":28.717099761597826,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.717099761597826,"endHours":29.717099761597826,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.717099761597826,"endHours":30.717099761597826,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"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":4.503586117612102,"eotMinutes":-4.344296101151456,"ayanamsa":23.8704}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Aṣṭamī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"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":"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"jamnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 1, 2001 CE · Jamnagar, Gujarat · Vidhyamitra","description":"April 1, 2001 CE for Jamnagar, Gujarat: Śukla Aṣṭamī, sūryodaya 06:43, sūryāsta 19:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2001-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2001-04-01","sa":"https://sa.vidhyamitra.com/city/jamnagar/2001-04-01","hi":"https://hi.vidhyamitra.com/city/jamnagar/2001-04-01","x-default":"https://vidhyamitra.com/city/jamnagar/2001-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T13:32:18.915Z","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":"2026-05-16T13:32:18.915Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T13:32:18.915Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}