{"id":"vidhyamitra:city-day:pune:1980-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/pune/1980-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1980-01-01","date_display":"January 1, 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":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444239.770833,"kali_year":5081,"ahargana":1855774.2708,"sun":{"sidereal_longitude":256.0066,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":61.1473,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":165.1408,"elapsed_within_tithi_degrees":9.1408},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.1473,"elapsed_within_degrees":7.814},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.1539},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":1980,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444239.770833,"ahargana":1855774.2708,"kali_year":5081,"ayanamsa_lahiri":23.5736,"grahas":{"sun":{"sidereal_longitude":256.196824,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":60.11202400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-4.2544},"mars":{"sidereal_longitude":140.69712400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":244.71302400000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":136.39142400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":288.160624,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":153.22912399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":132.1485,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.1485,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1980,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444239.770833,"kali_year":5081,"ahargana":1855774.2708,"sun":{"sidereal_longitude":256.0066,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":61.1473,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":165.1408,"elapsed_within_tithi_degrees":9.1408},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.1473,"elapsed_within_degrees":7.814},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.1539},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.254,"elongation":165.141},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.254,"opposition_distance":14.859}},"eclipse_window_40days":[]},"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"tier2":{"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"sunriseLocal":"07:07","sunsetLocal":"18:09","solarNoonLocal":"12:38","dayLengthHours":11.034407754028338,"dayLengthDisplay":"11 Hours 02 Mins 04 Secs","nightLengthDisplay":"12 Hours 57 Mins 56 Secs","moonriseLocal":"16:58","moonsetLocal":"06:10","rahuKala":{"name":"Rāhu Kāla","start":"15:24","end":"16:47","startHours":15.396574910563686,"endHours":16.775875879817228,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:53","end":"11:16","startHours":9.879371033549516,"endHours":11.25867200280306,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:38","end":"14:01","startHours":12.637972972056602,"endHours":14.017273941310144,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:04","startHours":9.695464237649045,"endHours":10.063277829449989,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:52","startHours":7.5805360847936125,"endHours":7.874786958234369,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"13:00","startHours":12.270159380255658,"endHours":13.005786563857546,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:23","startHours":5.649514727838653,"endHours":6.3851419114405426,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:07","startHours":6.2012351155400705,"endHours":7.120769095042432,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:13","startHours":14.477040931061325,"endHours":15.212668114663213,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.95517684907077,"endHours":18.35517684907077,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:37","startHours":18.15517684907077,"endHours":18.61494383882195,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.90517684907077,"endHours":19.65517684907077,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"01:00","startHours":24.270159380255656,"endHours":25.005786563857548,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:07","end":"08:30","startHours":7.120769095042432,"endHours":8.500070064295974,"quality":"inauspicious"},{"name":"Udveg","start":"08:30","end":"09:53","startHours":8.500070064295974,"endHours":9.879371033549516,"quality":"inauspicious"},{"name":"Chala","start":"09:53","end":"11:16","startHours":9.879371033549516,"endHours":11.25867200280306,"quality":"neutral"},{"name":"Labha","start":"11:16","end":"12:38","startHours":11.25867200280306,"endHours":12.637972972056602,"quality":"auspicious"},{"name":"Amṛta","start":"12:38","end":"14:01","startHours":12.637972972056602,"endHours":14.017273941310144,"quality":"auspicious"},{"name":"Kāla","start":"14:01","end":"15:24","startHours":14.017273941310144,"endHours":15.396574910563686,"quality":"inauspicious"},{"name":"Śubha","start":"15:24","end":"16:47","startHours":15.396574910563686,"endHours":16.775875879817228,"quality":"auspicious"},{"name":"Roga","start":"16:47","end":"18:09","startHours":16.775875879817228,"endHours":18.15517684907077,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:09","end":"19:47","startHours":18.15517684907077,"endHours":19.775875879817228,"quality":"inauspicious"},{"name":"Śubha","start":"19:47","end":"21:24","startHours":19.775875879817228,"endHours":21.396574910563686,"quality":"auspicious"},{"name":"Roga","start":"21:24","end":"23:01","startHours":21.396574910563686,"endHours":23.017273941310144,"quality":"inauspicious"},{"name":"Udveg","start":"23:01","end":"00:38","startHours":23.017273941310144,"endHours":24.637972972056602,"quality":"inauspicious"},{"name":"Chala","start":"00:38","end":"02:16","startHours":24.637972972056602,"endHours":26.25867200280306,"quality":"neutral"},{"name":"Labha","start":"02:16","end":"03:53","startHours":26.25867200280306,"endHours":27.879371033549518,"quality":"auspicious"},{"name":"Amṛta","start":"03:53","end":"05:30","startHours":27.879371033549518,"endHours":29.500070064295976,"quality":"auspicious"},{"name":"Kāla","start":"05:30","end":"07:07","startHours":29.500070064295976,"endHours":31.120769095042434,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:07","end":"08:07","startHours":7.120769095042432,"endHours":8.120769095042432,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:07","end":"09:07","startHours":8.120769095042432,"endHours":9.120769095042432,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:07","end":"10:07","startHours":9.120769095042432,"endHours":10.120769095042432,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:07","end":"11:07","startHours":10.120769095042432,"endHours":11.120769095042432,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:07","end":"12:07","startHours":11.120769095042432,"endHours":12.120769095042432,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:07","end":"13:07","startHours":12.120769095042432,"endHours":13.120769095042432,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:07","end":"14:07","startHours":13.120769095042432,"endHours":14.120769095042432,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:07","end":"15:07","startHours":14.120769095042432,"endHours":15.120769095042432,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:07","end":"16:07","startHours":15.120769095042432,"endHours":16.120769095042434,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:07","end":"17:07","startHours":16.120769095042434,"endHours":17.120769095042434,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:07","end":"18:07","startHours":17.120769095042434,"endHours":18.120769095042434,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:07","end":"19:07","startHours":18.120769095042434,"endHours":19.120769095042434,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:07","end":"20:07","startHours":19.120769095042434,"endHours":20.120769095042434,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:07","end":"21:07","startHours":20.120769095042434,"endHours":21.120769095042434,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:07","end":"22:07","startHours":21.120769095042434,"endHours":22.120769095042434,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:07","end":"23:07","startHours":22.120769095042434,"endHours":23.120769095042434,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:07","end":"00:07","startHours":23.120769095042434,"endHours":24.120769095042434,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:07","end":"01:07","startHours":24.120769095042434,"endHours":25.120769095042434,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:07","end":"02:07","startHours":25.120769095042434,"endHours":26.120769095042434,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:07","end":"03:07","startHours":26.120769095042434,"endHours":27.120769095042434,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:07","end":"04:07","startHours":27.120769095042434,"endHours":28.120769095042434,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:07","end":"05:07","startHours":28.120769095042434,"endHours":29.120769095042434,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:07","end":"06:07","startHours":29.120769095042434,"endHours":30.120769095042434,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:07","end":"07:07","startHours":30.120769095042434,"endHours":31.120769095042434,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.07673575109095,"eotMinutes":-3.705178323396069,"ayanamsa":23.5736}},"calendars":{"vikram_samvat":2037,"vikram_samvatsara":"Śrīmukha","saka_samvat":1902,"saka_samvatsara":"Raudra","bengali_samvat":1387,"malayalam_era":1156,"nanakshahi_year":511,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2037 Śrīmukha · Śaka 1902 Raudra"},"festivals":[],"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":"pune"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 1, 1980 CE · Pune, Maharashtra · Vidhyamitra","description":"January 1, 1980 CE for Pune, Maharashtra: Śukla Caturdaśī, sūryodaya 07:07, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/pune/1980-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/pune/1980-01-01","sa":"https://sa.vidhyamitra.com/city/pune/1980-01-01","hi":"https://hi.vidhyamitra.com/city/pune/1980-01-01","x-default":"https://vidhyamitra.com/city/pune/1980-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:46:04.316Z","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":"2026-06-02T16:46:04.316Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:46:04.316Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}