{"id":"vidhyamitra:city-day:erode:2169-09-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2169-09-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2169-09-04","date_display":"September 4, 2169 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":2169,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513517.770833,"kali_year":5271,"ahargana":1925052.2708,"sun":{"sidereal_longitude":134.6267,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":286.8504,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.2236,"elapsed_within_tithi_degrees":8.2236},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":286.8504,"elapsed_within_degrees":6.8504},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.4771},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2169,"month":9,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513517.770833,"ahargana":1925052.2708,"kali_year":5271,"ayanamsa_lahiri":26.2232,"grahas":{"sun":{"sidereal_longitude":135.72859500000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":288.58089500000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-3.2016},"mars":{"sidereal_longitude":84.66409499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":115.58069499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":123.30429500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":112.93939499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":291.57819500000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":61.4667,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":241.4667,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"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":2169,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513517.770833,"kali_year":5271,"ahargana":1925052.2708,"sun":{"sidereal_longitude":134.6267,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":286.8504,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.2236,"elapsed_within_tithi_degrees":8.2236},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":286.8504,"elapsed_within_degrees":6.8504},"yoga":{"number":5,"name":"Śobhana","sum_longitude":61.4771},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.202,"elongation":152.224},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.202,"opposition_distance":27.776}},"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":"06:08","sunsetLocal":"18:27","solarNoonLocal":"12:18","dayLengthHours":12.304478767278574,"dayLengthDisplay":"12 Hours 18 Mins 16 Secs","nightLengthDisplay":"11 Hours 41 Mins 44 Secs","moonriseLocal":"16:40","moonsetLocal":"04:18","rahuKala":{"name":"Rāhu Kāla","start":"07:41","end":"09:13","startHours":7.6797098606496,"endHours":9.217769706559423,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:45","end":"12:18","startHours":10.755829552469244,"endHours":12.293889398379065,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:50","end":"15:22","startHours":13.831949244288888,"endHours":15.37000909019871,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:25","startHours":9.012695060438112,"endHours":9.422844352680732,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.654336630043052,"endHours":6.982456063837148,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:42","startHours":11.883740106136445,"endHours":12.704038690621685,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:19","startHours":4.501052845769302,"endHours":5.32135143025454,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:08","startHours":5.11627678413323,"endHours":6.141650014739779,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:10","startHours":14.344635859592163,"endHours":15.164934444077401,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:15","end":"18:39","startHours":18.246128782018353,"endHours":18.64612878201835,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:27","end":"18:58","startHours":18.446128782018352,"endHours":18.958815397321626,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:12","end":"19:57","startHours":18.196128782018352,"endHours":19.946128782018352,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:42","startHours":23.883740106136447,"endHours":24.704038690621683,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:41","startHours":6.141650014739779,"endHours":7.6797098606496,"quality":"auspicious"},{"name":"Kāla","start":"07:41","end":"09:13","startHours":7.6797098606496,"endHours":9.217769706559423,"quality":"inauspicious"},{"name":"Śubha","start":"09:13","end":"10:45","startHours":9.217769706559423,"endHours":10.755829552469244,"quality":"auspicious"},{"name":"Roga","start":"10:45","end":"12:18","startHours":10.755829552469244,"endHours":12.293889398379065,"quality":"inauspicious"},{"name":"Udveg","start":"12:18","end":"13:50","startHours":12.293889398379065,"endHours":13.831949244288888,"quality":"inauspicious"},{"name":"Chala","start":"13:50","end":"15:22","startHours":13.831949244288888,"endHours":15.37000909019871,"quality":"neutral"},{"name":"Labha","start":"15:22","end":"16:54","startHours":15.37000909019871,"endHours":16.90806893610853,"quality":"auspicious"},{"name":"Amṛta","start":"16:54","end":"18:27","startHours":16.90806893610853,"endHours":18.446128782018352,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:27","end":"19:54","startHours":18.446128782018352,"endHours":19.90806893610853,"quality":"neutral"},{"name":"Labha","start":"19:54","end":"21:22","startHours":19.90806893610853,"endHours":21.370009090198707,"quality":"auspicious"},{"name":"Amṛta","start":"21:22","end":"22:50","startHours":21.370009090198707,"endHours":22.831949244288886,"quality":"auspicious"},{"name":"Kāla","start":"22:50","end":"00:18","startHours":22.831949244288886,"endHours":24.293889398379065,"quality":"inauspicious"},{"name":"Śubha","start":"00:18","end":"01:45","startHours":24.293889398379065,"endHours":25.755829552469244,"quality":"auspicious"},{"name":"Roga","start":"01:45","end":"03:13","startHours":25.755829552469244,"endHours":27.217769706559423,"quality":"inauspicious"},{"name":"Udveg","start":"03:13","end":"04:41","startHours":27.217769706559423,"endHours":28.6797098606496,"quality":"inauspicious"},{"name":"Chala","start":"04:41","end":"06:08","startHours":28.6797098606496,"endHours":30.141650014739778,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.141650014739779,"endHours":7.141650014739779,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.141650014739779,"endHours":8.141650014739778,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.141650014739778,"endHours":9.141650014739778,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.141650014739778,"endHours":10.141650014739778,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.141650014739778,"endHours":11.141650014739778,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.141650014739778,"endHours":12.141650014739778,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.141650014739778,"endHours":13.141650014739778,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.141650014739778,"endHours":14.141650014739778,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.141650014739778,"endHours":15.141650014739778,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.141650014739778,"endHours":16.141650014739778,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.141650014739778,"endHours":17.141650014739778,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.141650014739778,"endHours":18.141650014739778,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.141650014739778,"endHours":19.141650014739778,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.141650014739778,"endHours":20.141650014739778,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.141650014739778,"endHours":21.141650014739778,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.141650014739778,"endHours":22.141650014739778,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.141650014739778,"endHours":23.141650014739778,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.141650014739778,"endHours":24.141650014739778,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.141650014739778,"endHours":25.141650014739778,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.141650014739778,"endHours":26.141650014739778,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.141650014739778,"endHours":27.141650014739778,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.141650014739778,"endHours":28.141650014739778,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.141650014739778,"endHours":29.141650014739778,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.141650014739778,"endHours":30.141650014739778,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","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":7.07822259928788,"eotMinutes":1.4978360972560227,"ayanamsa":26.2232}},"calendars":{"vikram_samvat":2226,"vikram_samvatsara":"Citrabhānu","saka_samvat":2091,"saka_samvatsara":"Śukla","bengali_samvat":1576,"malayalam_era":1345,"nanakshahi_year":700,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","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":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Trayodaśī · Vikram 2226 Citrabhānu · Śaka 2091 Śukla"},"festivals":[{"id":"onam","name":"Onam (Vāmana / King Bali)","name_sanskrit":"ओणम् (वामन-बलि स्मरण)","tradition":"Regional","associated_deity":"Vāmana + King Bali","significance":"Kerala festival; King Bali's annual return to Kerala. Aligned with Thiru-Onam (Śravaṇa nakshatra in Bhādrapada).","vrata":false,"detection":{"nakshatra_name":"Śravaṇa","lunar_month":"Bhādrapada"},"precedence":2},{"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 4, 2169 CE · Erode, Tamil Nadu · Vidhyamitra","description":"September 4, 2169 CE for Erode, Tamil Nadu: Śukla Trayodaśī, sūryodaya 06:08, sūryāsta 18:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2169-09-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2169-09-04","sa":"https://sa.vidhyamitra.com/city/erode/2169-09-04","hi":"https://hi.vidhyamitra.com/city/erode/2169-09-04","x-default":"https://vidhyamitra.com/city/erode/2169-09-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:56:02.384Z","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":"2026-06-01T03:56:02.384Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:56:02.384Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}