{"id":"vidhyamitra:city-day:ayodhya:1980-05-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1980-05-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1980-05-04","date_display":"May 4, 1980 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":1980,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444363.770833,"kali_year":5082,"ahargana":1855898.2708,"sun":{"sidereal_longitude":20.2445,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":245.2136,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":224.9691,"elapsed_within_tithi_degrees":8.9691},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.2136,"elapsed_within_degrees":5.2136},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.4581},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1980,"month":5,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444363.770833,"ahargana":1855898.2708,"kali_year":5082,"ayanamsa_lahiri":23.5783,"grahas":{"sun":{"sidereal_longitude":20.155785999999978,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":243.073986,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":3.9104},"mars":{"sidereal_longitude":126.68368599999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":9.655985999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":126.611286,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":62.18758600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":146.712786,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":125.5784,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.5784,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"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":1980,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444363.770833,"kali_year":5082,"ahargana":1855898.2708,"sun":{"sidereal_longitude":20.2445,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":245.2136,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":224.9691,"elapsed_within_tithi_degrees":8.9691},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.2136,"elapsed_within_degrees":5.2136},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.4581},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.91,"elongation":135.031},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.91,"opposition_distance":44.969}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:21","sunsetLocal":"18:35","solarNoonLocal":"11:58","dayLengthHours":13.238368534558795,"dayLengthDisplay":"13 Hours 14 Mins 18 Secs","nightLengthDisplay":"10 Hours 45 Mins 42 Secs","moonriseLocal":"21:37","moonsetLocal":"08:02","rahuKala":{"name":"Rāhu Kāla","start":"16:56","end":"18:35","startHours":16.929813906824887,"endHours":18.584609973644735,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:58","end":"13:37","startHours":11.965425706365338,"endHours":13.620221773185186,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:17","end":"16:56","startHours":15.275017840005036,"endHours":16.929813906824887,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:53","startHours":8.435194097149658,"endHours":8.87647304830162,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:15","startHours":5.89784012802589,"endHours":6.250863288947458,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:24","startHours":11.524146755213378,"endHours":12.406704657517297,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:35","end":"04:28","startHours":3.581125634478101,"endHours":4.46368353678202,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:15","end":"05:21","startHours":4.2430440612060405,"endHours":5.34624143908594,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:03","startHours":14.171820462125137,"endHours":15.054378364429056,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.384609973644736,"endHours":18.784609973644734,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:08","startHours":18.584609973644735,"endHours":19.136208662584686,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.334609973644735,"endHours":20.084609973644735,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:24","startHours":23.524146755213376,"endHours":24.4067046575173,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:21","end":"07:00","startHours":5.34624143908594,"endHours":7.001037505905789,"quality":"inauspicious"},{"name":"Chala","start":"07:00","end":"08:39","startHours":7.001037505905789,"endHours":8.655833572725639,"quality":"neutral"},{"name":"Labha","start":"08:39","end":"10:19","startHours":8.655833572725639,"endHours":10.310629639545489,"quality":"auspicious"},{"name":"Amṛta","start":"10:19","end":"11:58","startHours":10.310629639545489,"endHours":11.965425706365338,"quality":"auspicious"},{"name":"Kāla","start":"11:58","end":"13:37","startHours":11.965425706365338,"endHours":13.620221773185186,"quality":"inauspicious"},{"name":"Śubha","start":"13:37","end":"15:17","startHours":13.620221773185186,"endHours":15.275017840005036,"quality":"auspicious"},{"name":"Roga","start":"15:17","end":"16:56","startHours":15.275017840005036,"endHours":16.929813906824887,"quality":"inauspicious"},{"name":"Udveg","start":"16:56","end":"18:35","startHours":16.929813906824887,"endHours":18.584609973644735,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:35","end":"19:56","startHours":18.584609973644735,"endHours":19.929813906824887,"quality":"auspicious"},{"name":"Roga","start":"19:56","end":"21:17","startHours":19.929813906824887,"endHours":21.275017840005034,"quality":"inauspicious"},{"name":"Udveg","start":"21:17","end":"22:37","startHours":21.275017840005034,"endHours":22.620221773185186,"quality":"inauspicious"},{"name":"Chala","start":"22:37","end":"23:58","startHours":22.620221773185186,"endHours":23.965425706365338,"quality":"neutral"},{"name":"Labha","start":"23:58","end":"01:19","startHours":23.965425706365338,"endHours":25.31062963954549,"quality":"auspicious"},{"name":"Amṛta","start":"01:19","end":"02:39","startHours":25.31062963954549,"endHours":26.65583357272564,"quality":"auspicious"},{"name":"Kāla","start":"02:39","end":"04:00","startHours":26.65583357272564,"endHours":28.00103750590579,"quality":"inauspicious"},{"name":"Śubha","start":"04:00","end":"05:21","startHours":28.00103750590579,"endHours":29.34624143908594,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:21","end":"06:21","startHours":5.34624143908594,"endHours":6.34624143908594,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:21","end":"07:21","startHours":6.34624143908594,"endHours":7.34624143908594,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:21","end":"08:21","startHours":7.34624143908594,"endHours":8.34624143908594,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:21","end":"09:21","startHours":8.34624143908594,"endHours":9.34624143908594,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:21","end":"10:21","startHours":9.34624143908594,"endHours":10.34624143908594,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:21","end":"11:21","startHours":10.34624143908594,"endHours":11.34624143908594,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:21","end":"12:21","startHours":11.34624143908594,"endHours":12.34624143908594,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:21","end":"13:21","startHours":12.34624143908594,"endHours":13.34624143908594,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:21","end":"14:21","startHours":13.34624143908594,"endHours":14.34624143908594,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:21","end":"15:21","startHours":14.34624143908594,"endHours":15.34624143908594,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:21","end":"16:21","startHours":15.34624143908594,"endHours":16.34624143908594,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:21","end":"17:21","startHours":16.34624143908594,"endHours":17.34624143908594,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:21","end":"18:21","startHours":17.34624143908594,"endHours":18.34624143908594,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:21","end":"19:21","startHours":18.34624143908594,"endHours":19.34624143908594,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:21","end":"20:21","startHours":19.34624143908594,"endHours":20.34624143908594,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:21","end":"21:21","startHours":20.34624143908594,"endHours":21.34624143908594,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:21","end":"22:21","startHours":21.34624143908594,"endHours":22.34624143908594,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:21","end":"23:21","startHours":22.34624143908594,"endHours":23.34624143908594,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:21","end":"00:21","startHours":23.34624143908594,"endHours":24.34624143908594,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:21","end":"01:21","startHours":24.34624143908594,"endHours":25.34624143908594,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:21","end":"02:21","startHours":25.34624143908594,"endHours":26.34624143908594,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:21","end":"03:21","startHours":26.34624143908594,"endHours":27.34624143908594,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:21","end":"04:21","startHours":27.34624143908594,"endHours":28.34624143908594,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:21","end":"05:21","startHours":28.34624143908594,"endHours":29.34624143908594,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"Siddhi","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":15.95947423601553,"eotMinutes":3.258457618079846,"ayanamsa":23.5783}},"calendars":{"vikram_samvat":2037,"vikram_samvatsara":"Śrīmukha","saka_samvat":1902,"saka_samvatsara":"Raudra","bengali_samvat":1387,"malayalam_era":1156,"nanakshahi_year":511,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Caturthī · Vikram 2037 Śrīmukha · Śaka 1902 Raudra"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"Dedicated festival walk for Saṅkaṣṭī Caturthī is not live yet; Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 4, 1980 CE · Ayodhyā · Vidhyamitra","description":"May 4, 1980 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 05:21, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1980-05-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1980-05-04","sa":"https://sa.vidhyamitra.com/city/ayodhya/1980-05-04","hi":"https://hi.vidhyamitra.com/city/ayodhya/1980-05-04","x-default":"https://vidhyamitra.com/city/ayodhya/1980-05-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-08T01:25:53.988Z","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":"2026-08-08T01:25:53.988Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-08T01:25:53.988Z","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":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"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"}}}