{"id":"vidhyamitra:city-day:rishikesh:2026-12-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2026-12-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-12-26","date_display":"December 26, 2026 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":2026,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461400.770833,"kali_year":5128,"ahargana":1872935.2708,"sun":{"sidereal_longitude":249.6725,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":95.5426,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":205.87,"elapsed_within_tithi_degrees":1.87},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.5426,"elapsed_within_degrees":2.2093},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2151},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2026,"month":12,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461400.770833,"ahargana":1872935.2708,"kali_year":5128,"ayanamsa_lahiri":24.2299,"grahas":{"sun":{"sidereal_longitude":250.02794700000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":98.12964699999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":2.0646},"mars":{"sidereal_longitude":134.375947,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":245.83714699999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":122.296247,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":203.026747,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":343.965447,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":302.8762,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":122.8762,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2026,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461400.770833,"kali_year":5128,"ahargana":1872935.2708,"sun":{"sidereal_longitude":249.6725,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":95.5426,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":205.87,"elapsed_within_tithi_degrees":1.87},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.5426,"elapsed_within_degrees":2.2093},"yoga":{"number":26,"name":"Indra","sum_longitude":345.2151},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.065,"elongation":154.13},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.065,"opposition_distance":25.87}},"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":"07:12","sunsetLocal":"17:24","solarNoonLocal":"12:18","dayLengthHours":10.211117759568248,"dayLengthDisplay":"10 Hours 12 Mins 40 Secs","nightLengthDisplay":"13 Hours 47 Mins 20 Secs","moonriseLocal":"19:20","moonsetLocal":"09:01","rahuKala":{"name":"Rāhu Kāla","start":"09:45","end":"11:01","startHours":9.745380765615007,"endHours":11.021770485561039,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:34","end":"14:51","startHours":13.5745499254531,"endHours":14.850939645399132,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:12","end":"08:28","startHours":7.192601325722945,"endHours":8.468991045668977,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:55","startHours":9.575195469622203,"endHours":9.915566061607812,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:53","startHours":7.618064565704955,"endHours":7.890361039293442,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:38","startHours":11.957789613521461,"endHours":12.63853079749268,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:31","startHours":5.831118957780513,"endHours":6.511860141751729,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:12","startHours":6.3416748457589245,"endHours":7.192601325722945,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:41","startHours":14.00001316543511,"endHours":14.680754349406326,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.203719085291194,"endHours":17.603719085291193,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:50","startHours":17.403719085291193,"endHours":17.829182325273205,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.153719085291193,"endHours":18.903719085291193,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:38","startHours":23.957789613521463,"endHours":24.638530797492677,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:12","end":"08:28","startHours":7.192601325722945,"endHours":8.468991045668977,"quality":"inauspicious"},{"name":"Śubha","start":"08:28","end":"09:45","startHours":8.468991045668977,"endHours":9.745380765615007,"quality":"auspicious"},{"name":"Roga","start":"09:45","end":"11:01","startHours":9.745380765615007,"endHours":11.021770485561039,"quality":"inauspicious"},{"name":"Udveg","start":"11:01","end":"12:18","startHours":11.021770485561039,"endHours":12.29816020550707,"quality":"inauspicious"},{"name":"Chala","start":"12:18","end":"13:34","startHours":12.29816020550707,"endHours":13.5745499254531,"quality":"neutral"},{"name":"Labha","start":"13:34","end":"14:51","startHours":13.5745499254531,"endHours":14.850939645399132,"quality":"auspicious"},{"name":"Amṛta","start":"14:51","end":"16:08","startHours":14.850939645399132,"endHours":16.12732936534516,"quality":"auspicious"},{"name":"Kāla","start":"16:08","end":"17:24","startHours":16.12732936534516,"endHours":17.403719085291193,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:24","end":"19:08","startHours":17.403719085291193,"endHours":19.12732936534516,"quality":"auspicious"},{"name":"Amṛta","start":"19:08","end":"20:51","startHours":19.12732936534516,"endHours":20.85093964539913,"quality":"auspicious"},{"name":"Kāla","start":"20:51","end":"22:34","startHours":20.85093964539913,"endHours":22.5745499254531,"quality":"inauspicious"},{"name":"Śubha","start":"22:34","end":"00:18","startHours":22.5745499254531,"endHours":24.29816020550707,"quality":"auspicious"},{"name":"Roga","start":"00:18","end":"02:01","startHours":24.29816020550707,"endHours":26.02177048556104,"quality":"inauspicious"},{"name":"Udveg","start":"02:01","end":"03:45","startHours":26.02177048556104,"endHours":27.745380765615007,"quality":"inauspicious"},{"name":"Chala","start":"03:45","end":"05:28","startHours":27.745380765615007,"endHours":29.46899104566898,"quality":"neutral"},{"name":"Labha","start":"05:28","end":"07:12","startHours":29.46899104566898,"endHours":31.192601325722947,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.192601325722945,"endHours":8.192601325722945,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.192601325722945,"endHours":9.192601325722945,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.192601325722945,"endHours":10.192601325722945,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.192601325722945,"endHours":11.192601325722945,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.192601325722945,"endHours":12.192601325722945,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.192601325722945,"endHours":13.192601325722945,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.192601325722945,"endHours":14.192601325722945,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.192601325722945,"endHours":15.192601325722945,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.192601325722945,"endHours":16.192601325722947,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.192601325722947,"endHours":17.192601325722947,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.192601325722947,"endHours":18.192601325722947,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.192601325722947,"endHours":19.192601325722947,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.192601325722947,"endHours":20.192601325722947,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.192601325722947,"endHours":21.192601325722947,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.192601325722947,"endHours":22.192601325722947,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.192601325722947,"endHours":23.192601325722947,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.192601325722947,"endHours":24.192601325722947,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.192601325722947,"endHours":25.192601325722947,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.192601325722947,"endHours":26.192601325722947,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.192601325722947,"endHours":27.192601325722947,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.192601325722947,"endHours":28.192601325722947,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.192601325722947,"endHours":29.192601325722947,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.192601325722947,"endHours":30.192601325722947,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.192601325722947,"endHours":31.192601325722947,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"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":-23.36796705284816,"eotMinutes":-0.9600123304242594,"ayanamsa":24.2299}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Tṛtīyā · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 26, 2026 CE · Ṛṣikeśa · Vidhyamitra","description":"December 26, 2026 CE for Ṛṣikeśa: Kṛṣṇa Tṛtīyā, sūryodaya 07:12, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2026-12-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2026-12-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/2026-12-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/2026-12-26","x-default":"https://vidhyamitra.com/city/rishikesh/2026-12-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T19:52:09.543Z","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":"2026-05-14T19:52:09.543Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T19:52:09.543Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}