{"id":"vidhyamitra:city-day:rishikesh:2006-12-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2006-12-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2006-12-01","date_display":"December 1, 2006 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":2006,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454070.770833,"kali_year":5108,"ahargana":1865605.2708,"sun":{"sidereal_longitude":224.2243,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":353.0165,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.7922,"elapsed_within_tithi_degrees":8.7922},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":353.0165,"elapsed_within_degrees":6.3499},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.2409},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2006,"month":12,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454070.770833,"ahargana":1865605.2708,"kali_year":5108,"ayanamsa_lahiri":23.9496,"grahas":{"sun":{"sidereal_longitude":224.74390700000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":351.324107,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":1.6669},"mars":{"sidereal_longitude":212.29590699999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":205.69960700000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":218.31120699999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":233.18670699999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":120.939707,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":331.2548,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":151.2548,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2006,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454070.770833,"kali_year":5108,"ahargana":1865605.2708,"sun":{"sidereal_longitude":224.2243,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":353.0165,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.7922,"elapsed_within_tithi_degrees":8.7922},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":353.0165,"elapsed_within_degrees":6.3499},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.2409},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.667,"elongation":128.792},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.667,"opposition_distance":51.208}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:56","sunsetLocal":"17:18","solarNoonLocal":"12:07","dayLengthHours":10.359845830850338,"dayLengthDisplay":"10 Hours 21 Mins 35 Secs","nightLengthDisplay":"13 Hours 38 Mins 25 Secs","moonriseLocal":"14:16","moonsetLocal":"02:50","rahuKala":{"name":"Rāhu Kāla","start":"10:49","end":"12:07","startHours":10.8183284278037,"endHours":12.11330915665999,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:42","end":"16:00","startHours":14.703270614372576,"endHours":15.998251343228869,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:14","end":"09:31","startHours":8.228366970091114,"endHours":9.523347698947408,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.350683601766569,"endHours":9.696011796128246,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:38","startHours":7.36504648418692,"endHours":7.641309039676263,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:28","startHours":11.767980962298315,"endHours":12.45863735102167,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:15","startHours":5.552073463788111,"endHours":6.2427298525114665,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"06:56","startHours":6.070065755330628,"endHours":6.933386241234823,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:32","startHours":13.83995012846838,"endHours":14.530606517191737,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.09323207208516,"endHours":17.49323207208516,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:43","startHours":17.29323207208516,"endHours":17.72489231503726,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.04323207208516,"endHours":18.79323207208516,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:28","startHours":23.767980962298317,"endHours":24.45863735102167,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:56","end":"08:14","startHours":6.933386241234823,"endHours":8.228366970091114,"quality":"neutral"},{"name":"Labha","start":"08:14","end":"09:31","startHours":8.228366970091114,"endHours":9.523347698947408,"quality":"auspicious"},{"name":"Amṛta","start":"09:31","end":"10:49","startHours":9.523347698947408,"endHours":10.8183284278037,"quality":"auspicious"},{"name":"Kāla","start":"10:49","end":"12:07","startHours":10.8183284278037,"endHours":12.11330915665999,"quality":"inauspicious"},{"name":"Śubha","start":"12:07","end":"13:24","startHours":12.11330915665999,"endHours":13.408289885516284,"quality":"auspicious"},{"name":"Roga","start":"13:24","end":"14:42","startHours":13.408289885516284,"endHours":14.703270614372576,"quality":"inauspicious"},{"name":"Udveg","start":"14:42","end":"16:00","startHours":14.703270614372576,"endHours":15.998251343228869,"quality":"inauspicious"},{"name":"Chala","start":"16:00","end":"17:18","startHours":15.998251343228869,"endHours":17.29323207208516,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:18","end":"19:00","startHours":17.29323207208516,"endHours":18.99825134322887,"quality":"inauspicious"},{"name":"Udveg","start":"19:00","end":"20:42","startHours":18.99825134322887,"endHours":20.703270614372578,"quality":"inauspicious"},{"name":"Chala","start":"20:42","end":"22:24","startHours":20.703270614372578,"endHours":22.408289885516282,"quality":"neutral"},{"name":"Labha","start":"22:24","end":"00:07","startHours":22.408289885516282,"endHours":24.11330915665999,"quality":"auspicious"},{"name":"Amṛta","start":"00:07","end":"01:49","startHours":24.11330915665999,"endHours":25.8183284278037,"quality":"auspicious"},{"name":"Kāla","start":"01:49","end":"03:31","startHours":25.8183284278037,"endHours":27.523347698947408,"quality":"inauspicious"},{"name":"Śubha","start":"03:31","end":"05:14","startHours":27.523347698947408,"endHours":29.228366970091116,"quality":"auspicious"},{"name":"Roga","start":"05:14","end":"06:56","startHours":29.228366970091116,"endHours":30.93338624123482,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.933386241234823,"endHours":7.933386241234823,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.933386241234823,"endHours":8.933386241234823,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.933386241234823,"endHours":9.933386241234823,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.933386241234823,"endHours":10.933386241234823,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.933386241234823,"endHours":11.933386241234823,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.933386241234823,"endHours":12.933386241234823,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.933386241234823,"endHours":13.933386241234823,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.933386241234823,"endHours":14.933386241234823,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.933386241234823,"endHours":15.933386241234823,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.933386241234823,"endHours":16.93338624123482,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.93338624123482,"endHours":17.93338624123482,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.93338624123482,"endHours":18.93338624123482,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.93338624123482,"endHours":19.93338624123482,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.93338624123482,"endHours":20.93338624123482,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.93338624123482,"endHours":21.93338624123482,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.93338624123482,"endHours":22.93338624123482,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.93338624123482,"endHours":23.93338624123482,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.93338624123482,"endHours":24.93338624123482,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.93338624123482,"endHours":25.93338624123482,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.93338624123482,"endHours":26.93338624123482,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.93338624123482,"endHours":27.93338624123482,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.93338624123482,"endHours":28.93338624123482,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.93338624123482,"endHours":29.93338624123482,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.93338624123482,"endHours":30.93338624123482,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.74938512566505,"eotMinutes":10.131050600400467,"ayanamsa":23.9496}},"calendars":{"vikram_samvat":2063,"vikram_samvatsara":"Vikāri","saka_samvat":1928,"saka_samvatsara":"Vyaya","bengali_samvat":1413,"malayalam_era":1182,"nanakshahi_year":537,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 2063 Vikāri · Śaka 1928 Vyaya"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra (Mahābhārata Day 1).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavad Gītā delivered at Kurukṣetra (Mahābhārata Day 1)","date_julian":"-3137-10-04","location":"Kurukṣetra"},"sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"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":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 1, 2006 CE · Ṛṣikeśa · Vidhyamitra","description":"December 1, 2006 CE for Ṛṣikeśa: Śukla Ekādaśī, sūryodaya 06:56, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2006-12-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2006-12-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/2006-12-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/2006-12-01","x-default":"https://vidhyamitra.com/city/rishikesh/2006-12-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T09:53:15.898Z","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":"2026-05-16T09:53:15.898Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T09:53:15.898Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}