{"id":"vidhyamitra:city-day:rishikesh:1966-12-02:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1966-12-02","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-12-02","date_display":"December 2, 1966 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":1966,"month":12,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439461.770833,"kali_year":5068,"ahargana":1850996.2708,"sun":{"sidereal_longitude":225.6035,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":94.1138,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.5103,"elapsed_within_tithi_degrees":0.5103},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.1138,"elapsed_within_degrees":0.7804},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.7173},"karana":{"half_tithi_index":38,"name":"Kaulava"},"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":1966,"month":12,"day":2,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439461.770833,"ahargana":1850996.2708,"kali_year":5068,"ayanamsa_lahiri":23.3909,"grahas":{"sun":{"sidereal_longitude":226.017379,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":94.32797900000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":4.195},"mars":{"sidereal_longitude":155.98497900000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":206.30097899999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":101.404879,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"venus":{"sidereal_longitude":232.18097899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":330.208079,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":25.31,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":205.31,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1966,"month":12,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439461.770833,"kali_year":5068,"ahargana":1850996.2708,"sun":{"sidereal_longitude":225.6035,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":94.1138,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.5103,"elapsed_within_tithi_degrees":0.5103},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.1138,"elapsed_within_degrees":0.7804},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.7173},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.195,"elongation":131.49},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.195,"opposition_distance":48.51}},"eclipse_window_40days":[{"offset_days":-4,"type":"lunar","occurs":true,"moon_latitude":1.138,"opposition_distance":1.339}]},"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":"06:57","sunsetLocal":"17:18","solarNoonLocal":"12:07","dayLengthHours":10.349911608378534,"dayLengthDisplay":"10 Hours 21 Mins 00 Secs","nightLengthDisplay":"13 Hours 39 Mins 00 Secs","moonriseLocal":"20:27","moonsetLocal":"10:14","rahuKala":{"name":"Rāhu Kāla","start":"10:50","end":"12:07","startHours":10.825937344333948,"endHours":12.119676295381264,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:42","end":"16:00","startHours":14.707154197475898,"endHours":16.000893148523215,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:14","end":"09:32","startHours":8.238459442239314,"endHours":9.532198393286631,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:42","startHours":9.359699866480323,"endHours":9.70469692009294,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:23","end":"07:39","startHours":7.375966808207771,"endHours":7.651964451097865,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:28","startHours":11.774679241768647,"endHours":12.464673348993882,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:34","end":"06:15","startHours":5.564732276741527,"endHours":6.254726383966763,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:05","end":"06:57","startHours":6.082227857160454,"endHours":6.944720491191998,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:32","startHours":13.844661563444355,"endHours":14.53465567066959,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.094632099570532,"endHours":17.49463209957053,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:44","startHours":17.29463209957053,"endHours":17.725878416586305,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.04463209957053,"endHours":18.79463209957053,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:28","startHours":23.774679241768645,"endHours":24.464673348993884,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:57","end":"08:14","startHours":6.944720491191998,"endHours":8.238459442239314,"quality":"neutral"},{"name":"Labha","start":"08:14","end":"09:32","startHours":8.238459442239314,"endHours":9.532198393286631,"quality":"auspicious"},{"name":"Amṛta","start":"09:32","end":"10:50","startHours":9.532198393286631,"endHours":10.825937344333948,"quality":"auspicious"},{"name":"Kāla","start":"10:50","end":"12:07","startHours":10.825937344333948,"endHours":12.119676295381264,"quality":"inauspicious"},{"name":"Śubha","start":"12:07","end":"13:25","startHours":12.119676295381264,"endHours":13.413415246428581,"quality":"auspicious"},{"name":"Roga","start":"13:25","end":"14:42","startHours":13.413415246428581,"endHours":14.707154197475898,"quality":"inauspicious"},{"name":"Udveg","start":"14:42","end":"16:00","startHours":14.707154197475898,"endHours":16.000893148523215,"quality":"inauspicious"},{"name":"Chala","start":"16:00","end":"17:18","startHours":16.000893148523215,"endHours":17.29463209957053,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:18","end":"19:00","startHours":17.29463209957053,"endHours":19.000893148523215,"quality":"inauspicious"},{"name":"Udveg","start":"19:00","end":"20:42","startHours":19.000893148523215,"endHours":20.707154197475898,"quality":"inauspicious"},{"name":"Chala","start":"20:42","end":"22:25","startHours":20.707154197475898,"endHours":22.41341524642858,"quality":"neutral"},{"name":"Labha","start":"22:25","end":"00:07","startHours":22.41341524642858,"endHours":24.119676295381264,"quality":"auspicious"},{"name":"Amṛta","start":"00:07","end":"01:50","startHours":24.119676295381264,"endHours":25.825937344333948,"quality":"auspicious"},{"name":"Kāla","start":"01:50","end":"03:32","startHours":25.825937344333948,"endHours":27.53219839328663,"quality":"inauspicious"},{"name":"Śubha","start":"03:32","end":"05:14","startHours":27.53219839328663,"endHours":29.238459442239314,"quality":"auspicious"},{"name":"Roga","start":"05:14","end":"06:57","startHours":29.238459442239314,"endHours":30.944720491191998,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:57","end":"07:57","startHours":6.944720491191998,"endHours":7.944720491191998,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:57","end":"08:57","startHours":7.944720491191998,"endHours":8.944720491191998,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:57","end":"09:57","startHours":8.944720491191998,"endHours":9.944720491191998,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:57","end":"10:57","startHours":9.944720491191998,"endHours":10.944720491191998,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:57","end":"11:57","startHours":10.944720491191998,"endHours":11.944720491191998,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:57","end":"12:57","startHours":11.944720491191998,"endHours":12.944720491191998,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:57","end":"13:57","startHours":12.944720491191998,"endHours":13.944720491191998,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:57","end":"14:57","startHours":13.944720491191998,"endHours":14.944720491191998,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:57","end":"15:57","startHours":14.944720491191998,"endHours":15.944720491191998,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:57","end":"16:57","startHours":15.944720491191998,"endHours":16.944720491191998,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:57","end":"17:57","startHours":16.944720491191998,"endHours":17.944720491191998,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:57","end":"18:57","startHours":17.944720491191998,"endHours":18.944720491191998,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:57","end":"19:57","startHours":18.944720491191998,"endHours":19.944720491191998,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:57","end":"20:57","startHours":19.944720491191998,"endHours":20.944720491191998,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:57","end":"21:57","startHours":20.944720491191998,"endHours":21.944720491191998,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:57","end":"22:57","startHours":21.944720491191998,"endHours":22.944720491191998,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:57","end":"23:57","startHours":22.944720491191998,"endHours":23.944720491191998,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:57","end":"00:57","startHours":23.944720491191998,"endHours":24.944720491191998,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:57","end":"01:57","startHours":24.944720491191998,"endHours":25.944720491191998,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:57","end":"02:57","startHours":25.944720491191998,"endHours":26.944720491191998,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:57","end":"03:57","startHours":26.944720491191998,"endHours":27.944720491191998,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:57","end":"04:57","startHours":27.944720491191998,"endHours":28.944720491191998,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:57","end":"05:57","startHours":28.944720491191998,"endHours":29.944720491191998,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:57","end":"06:57","startHours":29.944720491191998,"endHours":30.944720491191998,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara 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":"South-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.858860369516634,"eotMinutes":9.74902227712421,"ayanamsa":23.3909}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Pañcamī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[],"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 2, 1966 CE · Ṛṣikeśa · Vidhyamitra","description":"December 2, 1966 CE for Ṛṣikeśa: Kṛṣṇa Pañcamī, sūryodaya 06:57, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1966-12-02","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1966-12-02","sa":"https://sa.vidhyamitra.com/city/rishikesh/1966-12-02","hi":"https://hi.vidhyamitra.com/city/rishikesh/1966-12-02","x-default":"https://vidhyamitra.com/city/rishikesh/1966-12-02"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:38:56.694Z","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":"2026-06-02T02:38:56.694Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:38:56.694Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}