{"id":"vidhyamitra:city-day:rishikesh:2008-12-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2008-12-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2008-12-22","date_display":"December 22, 2008 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":2008,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454822.770833,"kali_year":5110,"ahargana":1866357.2708,"sun":{"sidereal_longitude":246.238,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":183.7358,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":297.4978,"elapsed_within_tithi_degrees":9.4978},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":183.7358,"elapsed_within_degrees":10.4025},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.9738},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"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":2008,"month":12,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454822.770833,"ahargana":1866357.2708,"kali_year":5110,"ayanamsa_lahiri":23.9784,"grahas":{"sun":{"sidereal_longitude":246.58097499999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":186.75597500000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-4.2872},"mars":{"sidereal_longitude":241.96237499999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":260.98057500000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":273.179675,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":292.03987499999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":147.491575,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":291.4103,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":111.4103,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2008,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454822.770833,"kali_year":5110,"ahargana":1866357.2708,"sun":{"sidereal_longitude":246.238,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":183.7358,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":297.4978,"elapsed_within_tithi_degrees":9.4978},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":183.7358,"elapsed_within_degrees":10.4025},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.9738},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.287,"elongation":62.502},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.287,"opposition_distance":117.498}},"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":"07:10","sunsetLocal":"17:22","solarNoonLocal":"12:16","dayLengthHours":10.204839819798757,"dayLengthDisplay":"10 Hours 12 Mins 17 Secs","nightLengthDisplay":"13 Hours 47 Mins 43 Secs","moonriseLocal":"02:42","moonsetLocal":"13:52","rahuKala":{"name":"Rāhu Kāla","start":"08:26","end":"09:43","startHours":8.440128282583462,"endHours":9.715733260058308,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:59","end":"12:16","startHours":10.991338237533151,"endHours":12.266943215007995,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:33","end":"14:49","startHours":13.54254819248284,"endHours":14.818153169957686,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:53","startHours":9.545652596394994,"endHours":9.885813923721619,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:52","startHours":7.589724964266899,"endHours":7.861854026128199,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:36","startHours":11.92678188768137,"endHours":12.60710454233462,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:48","end":"06:29","startHours":5.803877995802116,"endHours":6.484200650455367,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:10","startHours":6.314119986792054,"endHours":7.1645233051086175,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:39","startHours":13.967749851641123,"endHours":14.648072506294374,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.169363124907374,"endHours":17.569363124907373,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:48","startHours":17.369363124907373,"endHours":17.794564784065656,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.119363124907373,"endHours":18.869363124907373,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:36","startHours":23.92678188768137,"endHours":24.60710454233462,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:10","end":"08:26","startHours":7.1645233051086175,"endHours":8.440128282583462,"quality":"auspicious"},{"name":"Kāla","start":"08:26","end":"09:43","startHours":8.440128282583462,"endHours":9.715733260058308,"quality":"inauspicious"},{"name":"Śubha","start":"09:43","end":"10:59","startHours":9.715733260058308,"endHours":10.991338237533151,"quality":"auspicious"},{"name":"Roga","start":"10:59","end":"12:16","startHours":10.991338237533151,"endHours":12.266943215007995,"quality":"inauspicious"},{"name":"Udveg","start":"12:16","end":"13:33","startHours":12.266943215007995,"endHours":13.54254819248284,"quality":"inauspicious"},{"name":"Chala","start":"13:33","end":"14:49","startHours":13.54254819248284,"endHours":14.818153169957686,"quality":"neutral"},{"name":"Labha","start":"14:49","end":"16:06","startHours":14.818153169957686,"endHours":16.093758147432528,"quality":"auspicious"},{"name":"Amṛta","start":"16:06","end":"17:22","startHours":16.093758147432528,"endHours":17.369363124907373,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:22","end":"19:06","startHours":17.369363124907373,"endHours":19.093758147432528,"quality":"neutral"},{"name":"Labha","start":"19:06","end":"20:49","startHours":19.093758147432528,"endHours":20.818153169957682,"quality":"auspicious"},{"name":"Amṛta","start":"20:49","end":"22:33","startHours":20.818153169957682,"endHours":22.54254819248284,"quality":"auspicious"},{"name":"Kāla","start":"22:33","end":"00:16","startHours":22.54254819248284,"endHours":24.266943215007995,"quality":"inauspicious"},{"name":"Śubha","start":"00:16","end":"01:59","startHours":24.266943215007995,"endHours":25.99133823753315,"quality":"auspicious"},{"name":"Roga","start":"01:59","end":"03:43","startHours":25.99133823753315,"endHours":27.715733260058308,"quality":"inauspicious"},{"name":"Udveg","start":"03:43","end":"05:26","startHours":27.715733260058308,"endHours":29.440128282583462,"quality":"inauspicious"},{"name":"Chala","start":"05:26","end":"07:10","startHours":29.440128282583462,"endHours":31.164523305108617,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.1645233051086175,"endHours":8.164523305108617,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.164523305108617,"endHours":9.164523305108617,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.164523305108617,"endHours":10.164523305108617,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.164523305108617,"endHours":11.164523305108617,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.164523305108617,"endHours":12.164523305108617,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.164523305108617,"endHours":13.164523305108617,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.164523305108617,"endHours":14.164523305108617,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.164523305108617,"endHours":15.164523305108617,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.164523305108617,"endHours":16.164523305108617,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.164523305108617,"endHours":17.164523305108617,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.164523305108617,"endHours":18.164523305108617,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.164523305108617,"endHours":19.164523305108617,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.164523305108617,"endHours":20.164523305108617,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.164523305108617,"endHours":21.164523305108617,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.164523305108617,"endHours":22.164523305108617,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.164523305108617,"endHours":23.164523305108617,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.164523305108617,"endHours":24.164523305108617,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.164523305108617,"endHours":25.164523305108617,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.164523305108617,"endHours":26.164523305108617,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.164523305108617,"endHours":27.164523305108617,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.164523305108617,"endHours":28.164523305108617,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.164523305108617,"endHours":29.164523305108617,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.164523305108617,"endHours":30.164523305108617,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.164523305108617,"endHours":31.164523305108617,"planetary_lord":"Venus"}],"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":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.43531632529491,"eotMinutes":0.9130070995203906,"ayanamsa":23.9784}},"calendars":{"vikram_samvat":2065,"vikram_samvatsara":"Plava","saka_samvat":1930,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1415,"malayalam_era":1184,"nanakshahi_year":539,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2065 Plava · Śaka 1930 Sarvadhāri"},"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":"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":"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":"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 22, 2008 CE · Ṛṣikeśa · Vidhyamitra","description":"December 22, 2008 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 07:10, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2008-12-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2008-12-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/2008-12-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/2008-12-22","x-default":"https://vidhyamitra.com/city/rishikesh/2008-12-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T11:40:14.807Z","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":"2026-05-16T11:40:14.807Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T11:40:14.807Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}