{"id":"vidhyamitra:city-day:ayodhya:1980-07-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1980-07-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1980-07-04","date_display":"July 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":"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":1980,"month":7,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444424.770833,"kali_year":5082,"ahargana":1855959.2708,"sun":{"sidereal_longitude":78.3292,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":331.1062,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.777,"elapsed_within_tithi_degrees":0.777},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":331.1062,"elapsed_within_degrees":11.1062},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.4354},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":7,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444424.770833,"ahargana":1855959.2708,"kali_year":5082,"ayanamsa_lahiri":23.5807,"grahas":{"sun":{"sidereal_longitude":78.640155,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":331.74705500000005,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false,"latitude":-2.1634},"mars":{"sidereal_longitude":153.015755,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":90.68885499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":132.876355,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":52.81195500000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":147.86855500000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":122.3463,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":302.3463,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1980,"month":7,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444424.770833,"kali_year":5082,"ahargana":1855959.2708,"sun":{"sidereal_longitude":78.3292,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":331.1062,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.777,"elapsed_within_tithi_degrees":0.777},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":331.1062,"elapsed_within_degrees":11.1062},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":49.4354},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.163,"elongation":107.223},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.163,"opposition_distance":72.777}},"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":"05:12","sunsetLocal":"18:59","solarNoonLocal":"12:05","dayLengthHours":13.779106131635384,"dayLengthDisplay":"13 Hours 46 Mins 45 Secs","nightLengthDisplay":"10 Hours 13 Mins 15 Secs","moonriseLocal":"22:59","moonsetLocal":"10:56","rahuKala":{"name":"Rāhu Kāla","start":"10:22","end":"12:05","startHours":10.364333621154946,"endHours":12.08672188760937,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:32","end":"17:15","startHours":15.531498420518215,"endHours":17.25388668697264,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:55","end":"08:39","startHours":6.919557088246101,"endHours":8.641945354700525,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:25","end":"08:52","startHours":8.412293585839935,"endHours":8.871597123561113,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:46","end":"06:08","startHours":5.771298243943152,"endHours":6.138741074120095,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:33","startHours":11.62741834988819,"endHours":12.54602542533055,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:22","end":"04:17","startHours":3.35995467090696,"endHours":4.278561746349319,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:03","end":"05:12","startHours":4.048909977488729,"endHours":5.197168821791678,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:18","startHours":14.383239576215267,"endHours":15.301846651657627,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:47","end":"19:11","startHours":18.776274953427063,"endHours":19.17627495342706,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:59","end":"19:33","startHours":18.976274953427062,"endHours":19.550404375578537,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:44","end":"20:29","startHours":18.726274953427062,"endHours":20.476274953427062,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:33","startHours":23.627418349888192,"endHours":24.54602542533055,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:12","end":"06:55","startHours":5.197168821791678,"endHours":6.919557088246101,"quality":"neutral"},{"name":"Labha","start":"06:55","end":"08:39","startHours":6.919557088246101,"endHours":8.641945354700525,"quality":"auspicious"},{"name":"Amṛta","start":"08:39","end":"10:22","startHours":8.641945354700525,"endHours":10.364333621154946,"quality":"auspicious"},{"name":"Kāla","start":"10:22","end":"12:05","startHours":10.364333621154946,"endHours":12.08672188760937,"quality":"inauspicious"},{"name":"Śubha","start":"12:05","end":"13:49","startHours":12.08672188760937,"endHours":13.809110154063793,"quality":"auspicious"},{"name":"Roga","start":"13:49","end":"15:32","startHours":13.809110154063793,"endHours":15.531498420518215,"quality":"inauspicious"},{"name":"Udveg","start":"15:32","end":"17:15","startHours":15.531498420518215,"endHours":17.25388668697264,"quality":"inauspicious"},{"name":"Chala","start":"17:15","end":"18:59","startHours":17.25388668697264,"endHours":18.976274953427062,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:59","end":"20:15","startHours":18.976274953427062,"endHours":20.25388668697264,"quality":"inauspicious"},{"name":"Udveg","start":"20:15","end":"21:32","startHours":20.25388668697264,"endHours":21.531498420518215,"quality":"inauspicious"},{"name":"Chala","start":"21:32","end":"22:49","startHours":21.531498420518215,"endHours":22.80911015406379,"quality":"neutral"},{"name":"Labha","start":"22:49","end":"00:05","startHours":22.80911015406379,"endHours":24.08672188760937,"quality":"auspicious"},{"name":"Amṛta","start":"00:05","end":"01:22","startHours":24.08672188760937,"endHours":25.364333621154948,"quality":"auspicious"},{"name":"Kāla","start":"01:22","end":"02:39","startHours":25.364333621154948,"endHours":26.641945354700525,"quality":"inauspicious"},{"name":"Śubha","start":"02:39","end":"03:55","startHours":26.641945354700525,"endHours":27.9195570882461,"quality":"auspicious"},{"name":"Roga","start":"03:55","end":"05:12","startHours":27.9195570882461,"endHours":29.197168821791678,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.197168821791678,"endHours":6.197168821791678,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.197168821791678,"endHours":7.197168821791678,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.197168821791678,"endHours":8.197168821791678,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.197168821791678,"endHours":9.197168821791678,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.197168821791678,"endHours":10.197168821791678,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.197168821791678,"endHours":11.197168821791678,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.197168821791678,"endHours":12.197168821791678,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.197168821791678,"endHours":13.197168821791678,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.197168821791678,"endHours":14.197168821791678,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.197168821791678,"endHours":15.197168821791678,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.197168821791678,"endHours":16.197168821791678,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.197168821791678,"endHours":17.197168821791678,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.197168821791678,"endHours":18.197168821791678,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.197168821791678,"endHours":19.197168821791678,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.197168821791678,"endHours":20.197168821791678,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.197168821791678,"endHours":21.197168821791678,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.197168821791678,"endHours":22.197168821791678,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.197168821791678,"endHours":23.197168821791678,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.197168821791678,"endHours":24.197168821791678,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.197168821791678,"endHours":25.197168821791678,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.197168821791678,"endHours":26.197168821791678,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.197168821791678,"endHours":27.197168821791678,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.197168821791678,"endHours":28.197168821791678,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.197168821791678,"endHours":29.197168821791678,"planetary_lord":"Mars"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":22.874840791729717,"eotMinutes":-4.019313256562166,"ayanamsa":23.5807}},"calendars":{"vikram_samvat":2037,"vikram_samvatsara":"Śrīmukha","saka_samvat":1902,"saka_samvatsara":"Raudra","bengali_samvat":1387,"malayalam_era":1156,"nanakshahi_year":511,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Saptamī · Vikram 2037 Śrīmukha · Śaka 1902 Raudra"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 July 4, 1980 CE · Ayodhyā · Vidhyamitra","description":"July 4, 1980 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 05:12, sūryāsta 18:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1980-07-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1980-07-04","sa":"https://sa.vidhyamitra.com/city/ayodhya/1980-07-04","hi":"https://hi.vidhyamitra.com/city/ayodhya/1980-07-04","x-default":"https://vidhyamitra.com/city/ayodhya/1980-07-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T06:29:41.672Z","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":"2026-05-18T06:29:41.672Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T06:29:41.672Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}