{"id":"vidhyamitra:city-day:ayodhya:1979-04-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1979-04-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1979-04-10","date_display":"April 10, 1979 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":1979,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443973.770833,"kali_year":5080,"ahargana":1855508.2708,"sun":{"sidereal_longitude":356.2167,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":146.543,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.3262,"elapsed_within_tithi_degrees":6.3262},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":146.543,"elapsed_within_degrees":13.2096},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.7597},"karana":{"half_tithi_index":25,"name":"Taitila"},"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":1979,"month":4,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443973.770833,"ahargana":1855508.2708,"kali_year":5080,"ayanamsa_lahiri":23.5634,"grahas":{"sun":{"sidereal_longitude":356.022387,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":147.463387,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":0.0236},"mars":{"sidereal_longitude":339.031387,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":332.88218699999993,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":95.50908700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"venus":{"sidereal_longitude":320.99898699999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":134.130287,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":146.2425,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":326.2425,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva 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":1979,"month":4,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443973.770833,"kali_year":5080,"ahargana":1855508.2708,"sun":{"sidereal_longitude":356.2167,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":146.543,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.3262,"elapsed_within_tithi_degrees":6.3262},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":146.543,"elapsed_within_degrees":13.2096},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.7597},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.024,"elongation":150.326},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.024,"opposition_distance":29.674}},"eclipse_window_40days":[{"offset_days":-13,"type":"solar","occurs":true,"moon_latitude":-1.291,"elongation":0.19}]},"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":"05:43","sunsetLocal":"18:22","solarNoonLocal":"12:03","dayLengthHours":12.64543108130713,"dayLengthDisplay":"12 Hours 38 Mins 44 Secs","nightLengthDisplay":"11 Hours 21 Mins 16 Secs","moonriseLocal":"15:59","moonsetLocal":"04:18","rahuKala":{"name":"Rāhu Kāla","start":"15:12","end":"16:47","startHours":15.207875363079536,"endHours":16.788554248242928,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:53","end":"10:28","startHours":8.88515982242597,"endHours":10.465838707589363,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:03","end":"13:38","startHours":12.046517592752753,"endHours":13.627196477916144,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:06","startHours":8.674402637737519,"endHours":9.095917007114423,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.250695013820319,"endHours":6.587906509321842,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:28","startHours":11.625003223375849,"endHours":12.468031962129658,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:02","end":"04:53","startHours":4.037744574591571,"endHours":4.8807733133453794,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:43","startHours":4.670016128656927,"endHours":5.723802052099188,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.154089439637275,"endHours":14.997118178391084,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.16923313340632,"endHours":18.569233133406318,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:54","startHours":18.36923313340632,"endHours":18.89612609512745,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.11923313340632,"endHours":19.86923313340632,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:28","startHours":23.62500322337585,"endHours":24.468031962129658,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:43","end":"07:18","startHours":5.723802052099188,"endHours":7.304480937262579,"quality":"inauspicious"},{"name":"Udveg","start":"07:18","end":"08:53","startHours":7.304480937262579,"endHours":8.88515982242597,"quality":"inauspicious"},{"name":"Chala","start":"08:53","end":"10:28","startHours":8.88515982242597,"endHours":10.465838707589363,"quality":"neutral"},{"name":"Labha","start":"10:28","end":"12:03","startHours":10.465838707589363,"endHours":12.046517592752753,"quality":"auspicious"},{"name":"Amṛta","start":"12:03","end":"13:38","startHours":12.046517592752753,"endHours":13.627196477916144,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:12","startHours":13.627196477916144,"endHours":15.207875363079536,"quality":"inauspicious"},{"name":"Śubha","start":"15:12","end":"16:47","startHours":15.207875363079536,"endHours":16.788554248242928,"quality":"auspicious"},{"name":"Roga","start":"16:47","end":"18:22","startHours":16.788554248242928,"endHours":18.36923313340632,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:22","end":"19:47","startHours":18.36923313340632,"endHours":19.788554248242928,"quality":"inauspicious"},{"name":"Śubha","start":"19:47","end":"21:12","startHours":19.788554248242928,"endHours":21.207875363079538,"quality":"auspicious"},{"name":"Roga","start":"21:12","end":"22:38","startHours":21.207875363079538,"endHours":22.627196477916144,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"00:03","startHours":22.627196477916144,"endHours":24.046517592752753,"quality":"inauspicious"},{"name":"Chala","start":"00:03","end":"01:28","startHours":24.046517592752753,"endHours":25.465838707589363,"quality":"neutral"},{"name":"Labha","start":"01:28","end":"02:53","startHours":25.465838707589363,"endHours":26.88515982242597,"quality":"auspicious"},{"name":"Amṛta","start":"02:53","end":"04:18","startHours":26.88515982242597,"endHours":28.30448093726258,"quality":"auspicious"},{"name":"Kāla","start":"04:18","end":"05:43","startHours":28.30448093726258,"endHours":29.723802052099188,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.723802052099188,"endHours":6.723802052099188,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.723802052099188,"endHours":7.723802052099188,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.723802052099188,"endHours":8.723802052099188,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.723802052099188,"endHours":9.723802052099188,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.723802052099188,"endHours":10.723802052099188,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.723802052099188,"endHours":11.723802052099188,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.723802052099188,"endHours":12.723802052099188,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.723802052099188,"endHours":13.723802052099188,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.723802052099188,"endHours":14.723802052099188,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.723802052099188,"endHours":15.723802052099188,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.723802052099188,"endHours":16.723802052099188,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.723802052099188,"endHours":17.723802052099188,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.723802052099188,"endHours":18.723802052099188,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.723802052099188,"endHours":19.723802052099188,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.723802052099188,"endHours":20.723802052099188,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.723802052099188,"endHours":21.723802052099188,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.723802052099188,"endHours":22.723802052099188,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.723802052099188,"endHours":23.723802052099188,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.723802052099188,"endHours":24.723802052099188,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.723802052099188,"endHours":25.723802052099188,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.723802052099188,"endHours":26.723802052099188,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.723802052099188,"endHours":27.723802052099188,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.723802052099188,"endHours":28.723802052099188,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.723802052099188,"endHours":29.723802052099188,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":7.661891146077468,"eotMinutes":-1.6070555651651,"ayanamsa":23.5634}},"calendars":{"vikram_samvat":2036,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1901,"saka_samvatsara":"Siddhārthī","bengali_samvat":1386,"malayalam_era":1155,"nanakshahi_year":510,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Trayodaśī · Vikram 2036 Aṅgirasa · Śaka 1901 Siddhārthī"},"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":"Maṅgalavāra (Tuesday) — 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 April 10, 1979 CE · Ayodhyā · Vidhyamitra","description":"April 10, 1979 CE for Ayodhyā: Śukla Trayodaśī, sūryodaya 05:43, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1979-04-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1979-04-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/1979-04-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/1979-04-10","x-default":"https://vidhyamitra.com/city/ayodhya/1979-04-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:52:07.486Z","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":"2026-05-30T23:52:07.486Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:52:07.486Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}