{"id":"vidhyamitra:city-day:erode:2000-12-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2000-12-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2000-12-21","date_display":"December 21, 2000 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":2000,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451899.770833,"kali_year":5102,"ahargana":1863434.2708,"sun":{"sidereal_longitude":245.2827,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":190.3359,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0532,"elapsed_within_tithi_degrees":5.0532},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3359,"elapsed_within_degrees":3.6692},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.6186},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2000,"month":12,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451899.770833,"ahargana":1863434.2708,"kali_year":5102,"ayanamsa_lahiri":23.8666,"grahas":{"sun":{"sidereal_longitude":245.61525499999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.50775499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":4.3651},"mars":{"sidereal_longitude":184.57905500000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":242.90375500000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":39.337654999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":290.7867550000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":31.19115499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":86.2849,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":266.2849,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2000,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451899.770833,"kali_year":5102,"ahargana":1863434.2708,"sun":{"sidereal_longitude":245.2827,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":190.3359,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0532,"elapsed_within_tithi_degrees":5.0532},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3359,"elapsed_within_degrees":3.6692},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.6186},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.365,"elongation":54.947},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.365,"opposition_distance":125.053}},"eclipse_window_40days":[{"offset_days":20,"type":"lunar","occurs":true,"moon_latitude":0.182,"opposition_distance":1.705}]},"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":"06:34","sunsetLocal":"18:02","solarNoonLocal":"12:18","dayLengthHours":11.458839046430919,"dayLengthDisplay":"11 Hours 27 Mins 32 Secs","nightLengthDisplay":"12 Hours 32 Mins 28 Secs","moonriseLocal":"02:54","moonsetLocal":"14:37","rahuKala":{"name":"Rāhu Kāla","start":"13:44","end":"15:10","startHours":13.72816439068816,"endHours":15.160519271492026,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:34","end":"08:00","startHours":6.566389986668836,"endHours":7.998744867472701,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:26","end":"10:52","startHours":9.431099748276566,"endHours":10.863454629080431,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:37","startHours":9.240119097502717,"endHours":9.622080399050414,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:03","end":"07:21","startHours":7.043841613603458,"endHours":7.349410654841616,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:41","startHours":11.9138482083366,"endHours":12.677770811431994,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:48","startHours":5.038544780478047,"endHours":5.8024673835734415,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.611486732799593,"endHours":6.566389986668836,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"14:58","startHours":14.205616017622782,"endHours":14.969538620718177,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.825229033099756,"endHours":18.225229033099755,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:30","startHours":18.025229033099755,"endHours":18.502680660034375,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.775229033099755,"endHours":19.525229033099755,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:41","startHours":23.9138482083366,"endHours":24.677770811431994,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:34","end":"08:00","startHours":6.566389986668836,"endHours":7.998744867472701,"quality":"auspicious"},{"name":"Roga","start":"08:00","end":"09:26","startHours":7.998744867472701,"endHours":9.431099748276566,"quality":"inauspicious"},{"name":"Udveg","start":"09:26","end":"10:52","startHours":9.431099748276566,"endHours":10.863454629080431,"quality":"inauspicious"},{"name":"Chala","start":"10:52","end":"12:18","startHours":10.863454629080431,"endHours":12.295809509884297,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"13:44","startHours":12.295809509884297,"endHours":13.72816439068816,"quality":"auspicious"},{"name":"Amṛta","start":"13:44","end":"15:10","startHours":13.72816439068816,"endHours":15.160519271492026,"quality":"auspicious"},{"name":"Kāla","start":"15:10","end":"16:36","startHours":15.160519271492026,"endHours":16.59287415229589,"quality":"inauspicious"},{"name":"Śubha","start":"16:36","end":"18:02","startHours":16.59287415229589,"endHours":18.025229033099755,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:02","end":"19:36","startHours":18.025229033099755,"endHours":19.59287415229589,"quality":"auspicious"},{"name":"Kāla","start":"19:36","end":"21:10","startHours":19.59287415229589,"endHours":21.160519271492024,"quality":"inauspicious"},{"name":"Śubha","start":"21:10","end":"22:44","startHours":21.160519271492024,"endHours":22.72816439068816,"quality":"auspicious"},{"name":"Roga","start":"22:44","end":"00:18","startHours":22.72816439068816,"endHours":24.295809509884297,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"01:52","startHours":24.295809509884297,"endHours":25.86345462908043,"quality":"inauspicious"},{"name":"Chala","start":"01:52","end":"03:26","startHours":25.86345462908043,"endHours":27.431099748276566,"quality":"neutral"},{"name":"Labha","start":"03:26","end":"05:00","startHours":27.431099748276566,"endHours":28.998744867472702,"quality":"auspicious"},{"name":"Amṛta","start":"05:00","end":"06:34","startHours":28.998744867472702,"endHours":30.566389986668838,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.566389986668836,"endHours":7.566389986668836,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.566389986668836,"endHours":8.566389986668836,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.566389986668836,"endHours":9.566389986668836,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.566389986668836,"endHours":10.566389986668836,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.566389986668836,"endHours":11.566389986668836,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.566389986668836,"endHours":12.566389986668836,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.566389986668836,"endHours":13.566389986668836,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.566389986668836,"endHours":14.566389986668836,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.566389986668836,"endHours":15.566389986668836,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.566389986668836,"endHours":16.566389986668838,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.566389986668838,"endHours":17.566389986668838,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.566389986668838,"endHours":18.566389986668838,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.566389986668838,"endHours":19.566389986668838,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.566389986668838,"endHours":20.566389986668838,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.566389986668838,"endHours":21.566389986668838,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.566389986668838,"endHours":22.566389986668838,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.566389986668838,"endHours":23.566389986668838,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.566389986668838,"endHours":24.566389986668838,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.566389986668838,"endHours":25.566389986668838,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.566389986668838,"endHours":26.566389986668838,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.566389986668838,"endHours":27.566389986668838,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.566389986668838,"endHours":28.566389986668838,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.566389986668838,"endHours":29.566389986668838,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.566389986668838,"endHours":30.566389986668838,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.435484383727207,"eotMinutes":1.382629406942221,"ayanamsa":23.8666}},"calendars":{"vikram_samvat":2057,"vikram_samvatsara":"Vijaya","saka_samvat":1922,"saka_samvatsara":"Vikrama","bengali_samvat":1407,"malayalam_era":1176,"nanakshahi_year":531,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ekādaśī · Vikram 2057 Vijaya · Śaka 1922 Vikrama"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 December 21, 2000 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 21, 2000 CE for Erode, Tamil Nadu: Kṛṣṇa Ekādaśī, sūryodaya 06:34, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2000-12-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2000-12-21","sa":"https://sa.vidhyamitra.com/city/erode/2000-12-21","hi":"https://hi.vidhyamitra.com/city/erode/2000-12-21","x-default":"https://vidhyamitra.com/city/erode/2000-12-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T20:04:16.621Z","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":"2026-05-16T20:04:16.621Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T20:04:16.621Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}