{"id":"vidhyamitra:city-day:erode:1997-04-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1997-04-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-04-05","date_display":"April 5, 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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450543.770833,"kali_year":5098,"ahargana":1862078.2708,"sun":{"sidereal_longitude":351.649,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.3324,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":328.6834,"elapsed_within_tithi_degrees":4.6834},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3324,"elapsed_within_degrees":0.3324},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.9814},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450543.770833,"ahargana":1862078.2708,"kali_year":5098,"ayanamsa_lahiri":23.8147,"grahas":{"sun":{"sidereal_longitude":351.483665,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":318.069965,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":1.3743},"mars":{"sidereal_longitude":146.224465,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":10.613665000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":291.94976500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":352.161165,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":347.074165,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":158.1323,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":338.1323,"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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450543.770833,"kali_year":5098,"ahargana":1862078.2708,"sun":{"sidereal_longitude":351.649,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":320.3324,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":328.6834,"elapsed_within_tithi_degrees":4.6834},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.3324,"elapsed_within_degrees":0.3324},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.9814},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.374,"elongation":31.317},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.374,"opposition_distance":148.683}},"eclipse_window_40days":[{"offset_days":-12,"type":"lunar","occurs":true,"moon_latitude":-0.031,"opposition_distance":1.434}]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:14","sunsetLocal":"18:30","solarNoonLocal":"12:22","dayLengthHours":12.275644496638463,"dayLengthDisplay":"12 Hours 16 Mins 32 Secs","nightLengthDisplay":"11 Hours 43 Mins 28 Secs","moonriseLocal":"04:12","moonsetLocal":"16:05","rahuKala":{"name":"Rāhu Kāla","start":"09:18","end":"10:50","startHours":9.301528065271658,"endHours":10.835983627351464,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:54","end":"15:26","startHours":13.90489475151108,"endHours":15.43935031359089,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:14","end":"07:46","startHours":6.232616941112041,"endHours":7.767072503191849,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:30","startHours":9.096933990327683,"endHours":9.50612214021563,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:04","startHours":6.744102128471977,"endHours":7.071452648382336,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:47","startHours":11.961251039543324,"endHours":12.779627339319223,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:36","end":"05:25","startHours":4.595864341560246,"endHours":5.414240641336144,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:13","end":"06:14","startHours":5.209646566392169,"endHours":6.232616941112041,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:14","startHours":14.416379938871017,"endHours":15.234756238646915,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.308261437750506,"endHours":18.708261437750505,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:01","startHours":18.508261437750505,"endHours":19.019746625110443,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.258261437750505,"endHours":20.008261437750505,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:47","startHours":23.961251039543324,"endHours":24.779627339319223,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:14","end":"07:46","startHours":6.232616941112041,"endHours":7.767072503191849,"quality":"inauspicious"},{"name":"Śubha","start":"07:46","end":"09:18","startHours":7.767072503191849,"endHours":9.301528065271658,"quality":"auspicious"},{"name":"Roga","start":"09:18","end":"10:50","startHours":9.301528065271658,"endHours":10.835983627351464,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:22","startHours":10.835983627351464,"endHours":12.370439189431274,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"13:54","startHours":12.370439189431274,"endHours":13.90489475151108,"quality":"neutral"},{"name":"Labha","start":"13:54","end":"15:26","startHours":13.90489475151108,"endHours":15.43935031359089,"quality":"auspicious"},{"name":"Amṛta","start":"15:26","end":"16:58","startHours":15.43935031359089,"endHours":16.973805875670696,"quality":"auspicious"},{"name":"Kāla","start":"16:58","end":"18:30","startHours":16.973805875670696,"endHours":18.508261437750505,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:30","end":"19:58","startHours":18.508261437750505,"endHours":19.9738058756707,"quality":"auspicious"},{"name":"Amṛta","start":"19:58","end":"21:26","startHours":19.9738058756707,"endHours":21.43935031359089,"quality":"auspicious"},{"name":"Kāla","start":"21:26","end":"22:54","startHours":21.43935031359089,"endHours":22.90489475151108,"quality":"inauspicious"},{"name":"Śubha","start":"22:54","end":"00:22","startHours":22.90489475151108,"endHours":24.370439189431274,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:50","startHours":24.370439189431274,"endHours":25.835983627351467,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:18","startHours":25.835983627351467,"endHours":27.301528065271658,"quality":"inauspicious"},{"name":"Chala","start":"03:18","end":"04:46","startHours":27.301528065271658,"endHours":28.767072503191848,"quality":"neutral"},{"name":"Labha","start":"04:46","end":"06:14","startHours":28.767072503191848,"endHours":30.232616941112042,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.232616941112041,"endHours":7.232616941112041,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.232616941112041,"endHours":8.232616941112042,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.232616941112042,"endHours":9.232616941112042,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.232616941112042,"endHours":10.232616941112042,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.232616941112042,"endHours":11.232616941112042,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.232616941112042,"endHours":12.232616941112042,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.232616941112042,"endHours":13.232616941112042,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.232616941112042,"endHours":14.232616941112042,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.232616941112042,"endHours":15.232616941112042,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.232616941112042,"endHours":16.232616941112042,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.232616941112042,"endHours":17.232616941112042,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.232616941112042,"endHours":18.232616941112042,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.232616941112042,"endHours":19.232616941112042,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.232616941112042,"endHours":20.232616941112042,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.232616941112042,"endHours":21.232616941112042,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.232616941112042,"endHours":22.232616941112042,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.232616941112042,"endHours":23.232616941112042,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.232616941112042,"endHours":24.232616941112042,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.232616941112042,"endHours":25.232616941112042,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.232616941112042,"endHours":26.232616941112042,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.232616941112042,"endHours":27.232616941112042,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.232616941112042,"endHours":28.232616941112042,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.232616941112042,"endHours":29.232616941112042,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.232616941112042,"endHours":30.232616941112042,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","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":6.023705686890923,"eotMinutes":-3.095151365876405,"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 Trayodaśī · 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},{"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 5, 1997 CE · Erode, Tamil Nadu · Vidhyamitra","description":"April 5, 1997 CE for Erode, Tamil Nadu: Kṛṣṇa Trayodaśī, sūryodaya 06:14, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1997-04-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1997-04-05","sa":"https://sa.vidhyamitra.com/city/erode/1997-04-05","hi":"https://hi.vidhyamitra.com/city/erode/1997-04-05","x-default":"https://vidhyamitra.com/city/erode/1997-04-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T09:09:52.234Z","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":"2026-05-17T09:09:52.234Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T09:09:52.234Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}