{"id":"vidhyamitra:city-day:erode:2004-08-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2004-08-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-08-21","date_display":"August 21, 2004 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":2004,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453238.770833,"kali_year":5106,"ahargana":1864773.2708,"sun":{"sidereal_longitude":123.7594,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":185.0234,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.264,"elapsed_within_tithi_degrees":1.264},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.0234,"elapsed_within_degrees":11.6901},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.7828},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2004,"month":8,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453238.770833,"ahargana":1864773.2708,"kali_year":5106,"ayanamsa_lahiri":23.9178,"grahas":{"sun":{"sidereal_longitude":124.41359599999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":184.08919600000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":0.805},"mars":{"sidereal_longitude":132.771596,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":129.66339600000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":148.83639600000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":78.56489599999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":88.20169599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":15.3382,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":195.3382,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2004,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453238.770833,"kali_year":5106,"ahargana":1864773.2708,"sun":{"sidereal_longitude":123.7594,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":185.0234,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.264,"elapsed_within_tithi_degrees":1.264},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.0234,"elapsed_within_degrees":11.6901},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.7828},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.805,"elongation":61.264},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.805,"opposition_distance":118.736}},"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":"06:09","sunsetLocal":"18:35","solarNoonLocal":"12:22","dayLengthHours":12.443228661021525,"dayLengthDisplay":"12 Hours 26 Mins 36 Secs","nightLengthDisplay":"11 Hours 33 Mins 24 Secs","moonriseLocal":"10:27","moonsetLocal":"22:14","rahuKala":{"name":"Rāhu Kāla","start":"09:15","end":"10:49","startHours":9.254677723344532,"endHours":10.810081305972224,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:29","startHours":13.920888471227604,"endHours":15.476292053855296,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:09","end":"07:42","startHours":6.1438705580891515,"endHours":7.699274140716842,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:28","startHours":9.047290578994174,"endHours":9.462064867694892,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"07:00","startHours":6.6623384189650485,"endHours":6.994157849925623,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:47","startHours":11.950710599899196,"endHours":12.780259177300632,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:19","startHours":4.484773403286281,"endHours":5.314321980687716,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:09","startHours":5.1069348363373575,"endHours":6.1438705580891515,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.4393563321035,"endHours":15.268904909504935,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.387099219110677,"endHours":18.787099219110676,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:06","startHours":18.587099219110677,"endHours":19.105567079986574,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.337099219110677,"endHours":20.087099219110677,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:47","startHours":23.9507105998992,"endHours":24.780259177300632,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:09","end":"07:42","startHours":6.1438705580891515,"endHours":7.699274140716842,"quality":"inauspicious"},{"name":"Śubha","start":"07:42","end":"09:15","startHours":7.699274140716842,"endHours":9.254677723344532,"quality":"auspicious"},{"name":"Roga","start":"09:15","end":"10:49","startHours":9.254677723344532,"endHours":10.810081305972224,"quality":"inauspicious"},{"name":"Udveg","start":"10:49","end":"12:22","startHours":10.810081305972224,"endHours":12.365484888599914,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"13:55","startHours":12.365484888599914,"endHours":13.920888471227604,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:29","startHours":13.920888471227604,"endHours":15.476292053855296,"quality":"auspicious"},{"name":"Amṛta","start":"15:29","end":"17:02","startHours":15.476292053855296,"endHours":17.031695636482986,"quality":"auspicious"},{"name":"Kāla","start":"17:02","end":"18:35","startHours":17.031695636482986,"endHours":18.587099219110677,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:35","end":"20:02","startHours":18.587099219110677,"endHours":20.031695636482986,"quality":"auspicious"},{"name":"Amṛta","start":"20:02","end":"21:29","startHours":20.031695636482986,"endHours":21.476292053855296,"quality":"auspicious"},{"name":"Kāla","start":"21:29","end":"22:55","startHours":21.476292053855296,"endHours":22.920888471227606,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:22","startHours":22.920888471227606,"endHours":24.365484888599916,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:49","startHours":24.365484888599916,"endHours":25.810081305972226,"quality":"inauspicious"},{"name":"Udveg","start":"01:49","end":"03:15","startHours":25.810081305972226,"endHours":27.254677723344532,"quality":"inauspicious"},{"name":"Chala","start":"03:15","end":"04:42","startHours":27.254677723344532,"endHours":28.69927414071684,"quality":"neutral"},{"name":"Labha","start":"04:42","end":"06:09","startHours":28.69927414071684,"endHours":30.14387055808915,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:09","end":"07:09","startHours":6.1438705580891515,"endHours":7.1438705580891515,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:09","end":"08:09","startHours":7.1438705580891515,"endHours":8.143870558089152,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:09","end":"09:09","startHours":8.143870558089152,"endHours":9.143870558089152,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:09","end":"10:09","startHours":9.143870558089152,"endHours":10.143870558089152,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:09","end":"11:09","startHours":10.143870558089152,"endHours":11.143870558089152,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:09","end":"12:09","startHours":11.143870558089152,"endHours":12.143870558089152,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:09","end":"13:09","startHours":12.143870558089152,"endHours":13.143870558089152,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:09","end":"14:09","startHours":13.143870558089152,"endHours":14.143870558089152,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:09","end":"15:09","startHours":14.143870558089152,"endHours":15.143870558089152,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:09","end":"16:09","startHours":15.143870558089152,"endHours":16.14387055808915,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:09","end":"17:09","startHours":16.14387055808915,"endHours":17.14387055808915,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:09","end":"18:09","startHours":17.14387055808915,"endHours":18.14387055808915,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:09","end":"19:09","startHours":18.14387055808915,"endHours":19.14387055808915,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:09","end":"20:09","startHours":19.14387055808915,"endHours":20.14387055808915,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:09","end":"21:09","startHours":20.14387055808915,"endHours":21.14387055808915,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:09","end":"22:09","startHours":21.14387055808915,"endHours":22.14387055808915,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:09","end":"23:09","startHours":22.14387055808915,"endHours":23.14387055808915,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:09","end":"00:09","startHours":23.14387055808915,"endHours":24.14387055808915,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:09","end":"01:09","startHours":24.14387055808915,"endHours":25.14387055808915,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:09","end":"02:09","startHours":25.14387055808915,"endHours":26.14387055808915,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:09","end":"03:09","startHours":26.14387055808915,"endHours":27.14387055808915,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:09","end":"04:09","startHours":27.14387055808915,"endHours":28.14387055808915,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:09","end":"05:09","startHours":28.14387055808915,"endHours":29.14387055808915,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:09","end":"06:09","startHours":29.14387055808915,"endHours":30.14387055808915,"planetary_lord":"Mercury"}],"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","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.052722367024828,"eotMinutes":-2.7978933159948465,"ayanamsa":23.9178}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Ṣaṣṭhī · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"festivals":[{"id":"subrahmanya-shashthi","name":"Subrahmaṇya Ṣaṣṭhī","name_sanskrit":"सुब्रह्मण्य षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya","significance":"Worship of Kārttikeya as Subrahmaṇya.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":4},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 August 21, 2004 CE · Erode, Tamil Nadu · Vidhyamitra","description":"August 21, 2004 CE for Erode, Tamil Nadu: Śukla Ṣaṣṭhī, sūryodaya 06:09, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2004-08-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2004-08-21","sa":"https://sa.vidhyamitra.com/city/erode/2004-08-21","hi":"https://hi.vidhyamitra.com/city/erode/2004-08-21","x-default":"https://vidhyamitra.com/city/erode/2004-08-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T15:03:00.507Z","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":"2026-05-16T15:03:00.507Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T15:03:00.507Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}