{"id":"vidhyamitra:city-day:erode:2077-04-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2077-04-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2077-04-20","date_display":"April 20, 2077 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":2077,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2479778.770833,"kali_year":5179,"ahargana":1891313.2708,"sun":{"sidereal_longitude":5.6263,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":330.3902,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":324.7639,"elapsed_within_tithi_degrees":0.7639},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":330.3902,"elapsed_within_degrees":10.3902},"yoga":{"number":26,"name":"Indra","sum_longitude":336.0164},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2077,"month":4,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2479778.770833,"ahargana":1891313.2708,"kali_year":5179,"ayanamsa_lahiri":24.9328,"grahas":{"sun":{"sidereal_longitude":5.693573000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":328.24417300000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":-4.4131},"mars":{"sidereal_longitude":10.806573000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":343.080873,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":194.983073,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":15.270272999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":255.53637300000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":49.1213,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":229.1213,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"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":2077,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2479778.770833,"kali_year":5179,"ahargana":1891313.2708,"sun":{"sidereal_longitude":5.6263,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":330.3902,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":324.7639,"elapsed_within_tithi_degrees":0.7639},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":330.3902,"elapsed_within_degrees":10.3902},"yoga":{"number":26,"name":"Indra","sum_longitude":336.0164},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.413,"elongation":35.236},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.413,"opposition_distance":144.764}},"eclipse_window_40days":[]},"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":"06:05","sunsetLocal":"18:31","solarNoonLocal":"12:18","dayLengthHours":12.432934907969987,"dayLengthDisplay":"12 Hours 25 Mins 59 Secs","nightLengthDisplay":"11 Hours 34 Mins 01 Secs","moonriseLocal":"03:48","moonsetLocal":"15:49","rahuKala":{"name":"Rāhu Kāla","start":"15:25","end":"16:58","startHours":15.410957669231815,"endHours":16.965074532728064,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:12","end":"10:45","startHours":9.194490215246821,"endHours":10.74860707874307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:18","end":"13:51","startHours":12.302723942239318,"endHours":13.856840805735565,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:24","startHours":8.98727463344732,"endHours":9.401705797046322,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.604295442753074,"endHours":6.935840373632273,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:43","startHours":11.888292778640318,"endHours":12.717155105838318,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:15","startHours":4.428531833858326,"endHours":5.257394161056325,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:05","startHours":5.0501785792568255,"endHours":6.086256488254325,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.374879760234316,"endHours":15.203742087432316,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.319191396224312,"endHours":18.71919139622431,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:02","startHours":18.51919139622431,"endHours":19.03723035072306,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.26919139622431,"endHours":20.01919139622431,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:43","startHours":23.88829277864032,"endHours":24.717155105838316,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:05","end":"07:38","startHours":6.086256488254325,"endHours":7.640373351750573,"quality":"inauspicious"},{"name":"Udveg","start":"07:38","end":"09:12","startHours":7.640373351750573,"endHours":9.194490215246821,"quality":"inauspicious"},{"name":"Chala","start":"09:12","end":"10:45","startHours":9.194490215246821,"endHours":10.74860707874307,"quality":"neutral"},{"name":"Labha","start":"10:45","end":"12:18","startHours":10.74860707874307,"endHours":12.302723942239318,"quality":"auspicious"},{"name":"Amṛta","start":"12:18","end":"13:51","startHours":12.302723942239318,"endHours":13.856840805735565,"quality":"auspicious"},{"name":"Kāla","start":"13:51","end":"15:25","startHours":13.856840805735565,"endHours":15.410957669231815,"quality":"inauspicious"},{"name":"Śubha","start":"15:25","end":"16:58","startHours":15.410957669231815,"endHours":16.965074532728064,"quality":"auspicious"},{"name":"Roga","start":"16:58","end":"18:31","startHours":16.965074532728064,"endHours":18.51919139622431,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:31","end":"19:58","startHours":18.51919139622431,"endHours":19.965074532728064,"quality":"inauspicious"},{"name":"Śubha","start":"19:58","end":"21:25","startHours":19.965074532728064,"endHours":21.410957669231813,"quality":"auspicious"},{"name":"Roga","start":"21:25","end":"22:51","startHours":21.410957669231813,"endHours":22.856840805735565,"quality":"inauspicious"},{"name":"Udveg","start":"22:51","end":"00:18","startHours":22.856840805735565,"endHours":24.302723942239318,"quality":"inauspicious"},{"name":"Chala","start":"00:18","end":"01:45","startHours":24.302723942239318,"endHours":25.74860707874307,"quality":"neutral"},{"name":"Labha","start":"01:45","end":"03:12","startHours":25.74860707874307,"endHours":27.194490215246823,"quality":"auspicious"},{"name":"Amṛta","start":"03:12","end":"04:38","startHours":27.194490215246823,"endHours":28.640373351750572,"quality":"auspicious"},{"name":"Kāla","start":"04:38","end":"06:05","startHours":28.640373351750572,"endHours":30.086256488254325,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.086256488254325,"endHours":7.086256488254325,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.086256488254325,"endHours":8.086256488254325,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.086256488254325,"endHours":9.086256488254325,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.086256488254325,"endHours":10.086256488254325,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.086256488254325,"endHours":11.086256488254325,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.086256488254325,"endHours":12.086256488254325,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.086256488254325,"endHours":13.086256488254325,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.086256488254325,"endHours":14.086256488254325,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.086256488254325,"endHours":15.086256488254325,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.086256488254325,"endHours":16.086256488254325,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.086256488254325,"endHours":17.086256488254325,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.086256488254325,"endHours":18.086256488254325,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.086256488254325,"endHours":19.086256488254325,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.086256488254325,"endHours":20.086256488254325,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.086256488254325,"endHours":21.086256488254325,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.086256488254325,"endHours":22.086256488254325,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.086256488254325,"endHours":23.086256488254325,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.086256488254325,"endHours":24.086256488254325,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.086256488254325,"endHours":25.086256488254325,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.086256488254325,"endHours":26.086256488254325,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.086256488254325,"endHours":27.086256488254325,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.086256488254325,"endHours":28.086256488254325,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.086256488254325,"endHours":29.086256488254325,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.086256488254325,"endHours":30.086256488254325,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Saumya","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":11.69020290868237,"eotMinutes":0.9677634656409275,"ayanamsa":24.9328}},"calendars":{"vikram_samvat":2134,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1999,"saka_samvatsara":"Hemalambī","bengali_samvat":1484,"malayalam_era":1253,"nanakshahi_year":608,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","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 Kṛṣṇa Trayodaśī · Vikram 2134 Sādhāraṇa · Śaka 1999 Hemalambī"},"festivals":[{"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Maṅgalavāra (Tuesday) — 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 20, 2077 CE · Erode, Tamil Nadu · Vidhyamitra","description":"April 20, 2077 CE for Erode, Tamil Nadu: Kṛṣṇa Trayodaśī, sūryodaya 06:05, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2077-04-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2077-04-20","sa":"https://sa.vidhyamitra.com/city/erode/2077-04-20","hi":"https://hi.vidhyamitra.com/city/erode/2077-04-20","x-default":"https://vidhyamitra.com/city/erode/2077-04-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T06:24:36.352Z","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":"2026-09-06T06:24:36.352Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T06:24:36.352Z","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"}}}