{"id":"vidhyamitra:city-day:rishikesh:2022-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2022-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2022-12-18","date_display":"December 18, 2022 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":2022,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459931.770833,"kali_year":5124,"ahargana":1871466.2708,"sun":{"sidereal_longitude":241.4908,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":173.554,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.0632,"elapsed_within_tithi_degrees":4.0632},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.554,"elapsed_within_degrees":0.2206},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.0447},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2022,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459931.770833,"ahargana":1871466.2708,"kali_year":5124,"ayanamsa_lahiri":24.1738,"grahas":{"sun":{"sidereal_longitude":241.90747399999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":171.27847399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":2.0523},"mars":{"sidereal_longitude":48.060073999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":261.30977400000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":335.6173739999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":255.412374,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":297.02587399999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":20.7108,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":200.7108,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"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":2022,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459931.770833,"kali_year":5124,"ahargana":1871466.2708,"sun":{"sidereal_longitude":241.4908,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":173.554,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.0632,"elapsed_within_tithi_degrees":4.0632},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.554,"elapsed_within_degrees":0.2206},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.0447},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.052,"elongation":67.937},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.052,"opposition_distance":112.063}},"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":"07:08","sunsetLocal":"17:20","solarNoonLocal":"12:14","dayLengthHours":10.210141762981255,"dayLengthDisplay":"10 Hours 12 Mins 37 Secs","nightLengthDisplay":"13 Hours 47 Mins 23 Secs","moonriseLocal":"01:43","moonsetLocal":"13:20","rahuKala":{"name":"Rāhu Kāla","start":"16:04","end":"17:20","startHours":16.06450103864895,"endHours":17.340768759021607,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:31","startHours":12.23569787753098,"endHours":13.511965597903636,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:47","end":"16:04","startHours":14.788233318276294,"endHours":16.06450103864895,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:51","startHours":9.512993407402645,"endHours":9.853331466168687,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:50","startHours":7.556049569497905,"endHours":7.828320016510738,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:35","startHours":11.895359818764938,"endHours":12.576035936297021,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:27","startHours":5.7692747609761845,"endHours":6.449950878508268,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:17","end":"07:08","startHours":6.279781849125247,"endHours":7.130626996040352,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:37","startHours":13.937388171361189,"endHours":14.618064288893272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:08","end":"17:32","startHours":17.140768759021608,"endHours":17.540768759021606,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:20","end":"17:46","startHours":17.340768759021607,"endHours":17.76619133247916,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:05","end":"18:50","startHours":17.090768759021607,"endHours":18.840768759021607,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:35","startHours":23.895359818764938,"endHours":24.576035936297025,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:08","end":"08:24","startHours":7.130626996040352,"endHours":8.406894716413008,"quality":"inauspicious"},{"name":"Chala","start":"08:24","end":"09:41","startHours":8.406894716413008,"endHours":9.683162436785665,"quality":"neutral"},{"name":"Labha","start":"09:41","end":"10:58","startHours":9.683162436785665,"endHours":10.959430157158323,"quality":"auspicious"},{"name":"Amṛta","start":"10:58","end":"12:14","startHours":10.959430157158323,"endHours":12.23569787753098,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:31","startHours":12.23569787753098,"endHours":13.511965597903636,"quality":"inauspicious"},{"name":"Śubha","start":"13:31","end":"14:47","startHours":13.511965597903636,"endHours":14.788233318276294,"quality":"auspicious"},{"name":"Roga","start":"14:47","end":"16:04","startHours":14.788233318276294,"endHours":16.06450103864895,"quality":"inauspicious"},{"name":"Udveg","start":"16:04","end":"17:20","startHours":16.06450103864895,"endHours":17.340768759021607,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:20","end":"19:04","startHours":17.340768759021607,"endHours":19.06450103864895,"quality":"auspicious"},{"name":"Roga","start":"19:04","end":"20:47","startHours":19.06450103864895,"endHours":20.788233318276294,"quality":"inauspicious"},{"name":"Udveg","start":"20:47","end":"22:31","startHours":20.788233318276294,"endHours":22.511965597903636,"quality":"inauspicious"},{"name":"Chala","start":"22:31","end":"00:14","startHours":22.511965597903636,"endHours":24.23569787753098,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:58","startHours":24.23569787753098,"endHours":25.959430157158323,"quality":"auspicious"},{"name":"Amṛta","start":"01:58","end":"03:41","startHours":25.959430157158323,"endHours":27.683162436785665,"quality":"auspicious"},{"name":"Kāla","start":"03:41","end":"05:24","startHours":27.683162436785665,"endHours":29.406894716413007,"quality":"inauspicious"},{"name":"Śubha","start":"05:24","end":"07:08","startHours":29.406894716413007,"endHours":31.130626996040352,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.130626996040352,"endHours":8.130626996040352,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.130626996040352,"endHours":9.130626996040352,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.130626996040352,"endHours":10.130626996040352,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.130626996040352,"endHours":11.130626996040352,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.130626996040352,"endHours":12.130626996040352,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.130626996040352,"endHours":13.130626996040352,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.130626996040352,"endHours":14.130626996040352,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.130626996040352,"endHours":15.130626996040352,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.130626996040352,"endHours":16.130626996040352,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.130626996040352,"endHours":17.130626996040352,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.130626996040352,"endHours":18.130626996040352,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.130626996040352,"endHours":19.130626996040352,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.130626996040352,"endHours":20.130626996040352,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.130626996040352,"endHours":21.130626996040352,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.130626996040352,"endHours":22.130626996040352,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.130626996040352,"endHours":23.130626996040352,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.130626996040352,"endHours":24.130626996040352,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.130626996040352,"endHours":25.130626996040352,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.130626996040352,"endHours":26.130626996040352,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.130626996040352,"endHours":27.130626996040352,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.130626996040352,"endHours":28.130626996040352,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.130626996040352,"endHours":29.130626996040352,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.130626996040352,"endHours":30.130626996040352,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.130626996040352,"endHours":31.130626996040352,"planetary_lord":"Jupiter"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"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":-23.378442697831762,"eotMinutes":2.787727348141232,"ayanamsa":24.1738}},"calendars":{"vikram_samvat":2079,"vikram_samvatsara":"Rākṣasa","saka_samvat":1944,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1429,"malayalam_era":1198,"nanakshahi_year":553,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2079 Rākṣasa · Śaka 1944 Śubhakṛt"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 18, 2022 CE · Ṛṣikeśa · Vidhyamitra","description":"December 18, 2022 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 07:08, sūryāsta 17:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2022-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2022-12-18","sa":"https://sa.vidhyamitra.com/city/rishikesh/2022-12-18","hi":"https://hi.vidhyamitra.com/city/rishikesh/2022-12-18","x-default":"https://vidhyamitra.com/city/rishikesh/2022-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T03:25:56.907Z","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":"2026-05-15T03:25:56.908Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T03:25:56.908Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}