{"id":"vidhyamitra:city-day:erode:1979-09-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1979-09-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1979-09-16","date_display":"September 16, 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":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444132.770833,"kali_year":5081,"ahargana":1855667.2708,"sun":{"sidereal_longitude":148.3427,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":87.5416,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.1989,"elapsed_within_tithi_degrees":11.1989},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":87.5416,"elapsed_within_degrees":7.5416},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.8844},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"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":1979,"month":9,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444132.770833,"ahargana":1855667.2708,"kali_year":5081,"ayanamsa_lahiri":23.5695,"grahas":{"sun":{"sidereal_longitude":149.021412,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":90.76971200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-3.4597},"mars":{"sidereal_longitude":91.347012,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":151.72671200000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":123.47871199999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":155.16501199999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":144.15311199999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":137.8179,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":317.8179,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":"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":9,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444132.770833,"kali_year":5081,"ahargana":1855667.2708,"sun":{"sidereal_longitude":148.3427,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":87.5416,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.1989,"elapsed_within_tithi_degrees":11.1989},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":87.5416,"elapsed_within_degrees":7.5416},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.8844},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.46,"elongation":60.801},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.46,"opposition_distance":119.199}},"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":"06:07","sunsetLocal":"18:19","solarNoonLocal":"12:13","dayLengthHours":12.192132044950124,"dayLengthDisplay":"12 Hours 11 Mins 32 Secs","nightLengthDisplay":"11 Hours 48 Mins 28 Secs","moonriseLocal":"02:00","moonsetLocal":"14:41","rahuKala":{"name":"Rāhu Kāla","start":"16:48","end":"18:19","startHours":16.793097666344153,"endHours":18.317114171962917,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:13","end":"13:45","startHours":12.221048149487856,"endHours":13.74506465510662,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:16","end":"16:48","startHours":15.269081160725385,"endHours":16.793097666344153,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:23","startHours":8.969812937501157,"endHours":9.376217338999494,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.632987628885715,"endHours":6.958111150084385,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:38","startHours":11.814643747989518,"endHours":12.627452550986192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.4993645210194435,"endHours":5.312173324016118,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.108971123266949,"endHours":6.124982127012793,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:04","startHours":14.253070156979543,"endHours":15.065878959976219,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.117114171962918,"endHours":18.517114171962916,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:50","startHours":18.317114171962917,"endHours":18.82511967383584,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.067114171962917,"endHours":19.817114171962917,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:38","startHours":23.814643747989518,"endHours":24.627452550986195,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:07","end":"07:39","startHours":6.124982127012793,"endHours":7.648998632631558,"quality":"inauspicious"},{"name":"Chala","start":"07:39","end":"09:10","startHours":7.648998632631558,"endHours":9.173015138250324,"quality":"neutral"},{"name":"Labha","start":"09:10","end":"10:42","startHours":9.173015138250324,"endHours":10.697031643869089,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:13","startHours":10.697031643869089,"endHours":12.221048149487856,"quality":"auspicious"},{"name":"Kāla","start":"12:13","end":"13:45","startHours":12.221048149487856,"endHours":13.74506465510662,"quality":"inauspicious"},{"name":"Śubha","start":"13:45","end":"15:16","startHours":13.74506465510662,"endHours":15.269081160725385,"quality":"auspicious"},{"name":"Roga","start":"15:16","end":"16:48","startHours":15.269081160725385,"endHours":16.793097666344153,"quality":"inauspicious"},{"name":"Udveg","start":"16:48","end":"18:19","startHours":16.793097666344153,"endHours":18.317114171962917,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:19","end":"19:48","startHours":18.317114171962917,"endHours":19.793097666344153,"quality":"auspicious"},{"name":"Roga","start":"19:48","end":"21:16","startHours":19.793097666344153,"endHours":21.269081160725385,"quality":"inauspicious"},{"name":"Udveg","start":"21:16","end":"22:45","startHours":21.269081160725385,"endHours":22.74506465510662,"quality":"inauspicious"},{"name":"Chala","start":"22:45","end":"00:13","startHours":22.74506465510662,"endHours":24.221048149487856,"quality":"neutral"},{"name":"Labha","start":"00:13","end":"01:42","startHours":24.221048149487856,"endHours":25.69703164386909,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"03:10","startHours":25.69703164386909,"endHours":27.173015138250324,"quality":"auspicious"},{"name":"Kāla","start":"03:10","end":"04:39","startHours":27.173015138250324,"endHours":28.64899863263156,"quality":"inauspicious"},{"name":"Śubha","start":"04:39","end":"06:07","startHours":28.64899863263156,"endHours":30.124982127012792,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.124982127012793,"endHours":7.124982127012793,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.124982127012793,"endHours":8.124982127012792,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.124982127012792,"endHours":9.124982127012792,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.124982127012792,"endHours":10.124982127012792,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.124982127012792,"endHours":11.124982127012792,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.124982127012792,"endHours":12.124982127012792,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.124982127012792,"endHours":13.124982127012792,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.124982127012792,"endHours":14.124982127012792,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.124982127012792,"endHours":15.124982127012792,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.124982127012792,"endHours":16.124982127012792,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.124982127012792,"endHours":17.124982127012792,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.124982127012792,"endHours":18.124982127012792,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.124982127012792,"endHours":19.124982127012792,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.124982127012792,"endHours":20.124982127012792,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.124982127012792,"endHours":21.124982127012792,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.124982127012792,"endHours":22.124982127012792,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.124982127012792,"endHours":23.124982127012792,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.124982127012792,"endHours":24.124982127012792,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.124982127012792,"endHours":25.124982127012792,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.124982127012792,"endHours":26.124982127012792,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.124982127012792,"endHours":27.124982127012792,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.124982127012792,"endHours":28.124982127012792,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.124982127012792,"endHours":29.124982127012792,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.124982127012792,"endHours":30.124982127012792,"planetary_lord":"Jupiter"}],"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","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.939918804694932,"eotMinutes":5.868311030728706,"ayanamsa":23.5695}},"calendars":{"vikram_samvat":2036,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1901,"saka_samvatsara":"Siddhārthī","bengali_samvat":1386,"malayalam_era":1155,"nanakshahi_year":510,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Daśamī · Vikram 2036 Aṅgirasa · Śaka 1901 Siddhārthī"},"festivals":[],"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":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"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 September 16, 1979 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 16, 1979 CE for Erode, Tamil Nadu: Kṛṣṇa Daśamī, sūryodaya 06:07, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1979-09-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1979-09-16","sa":"https://sa.vidhyamitra.com/city/erode/1979-09-16","hi":"https://hi.vidhyamitra.com/city/erode/1979-09-16","x-default":"https://vidhyamitra.com/city/erode/1979-09-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:06:47.516Z","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":"2026-05-31T22:06:47.516Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:06:47.516Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}