{"id":"vidhyamitra:city-day:rishikesh:2124-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2124-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2124-12-31","date_display":"December 31, 2124 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":2124,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2497199.770833,"kali_year":5226,"ahargana":1908734.2708,"sun":{"sidereal_longitude":253.4161,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":199.0868,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.6707,"elapsed_within_tithi_degrees":5.6707},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.0868,"elapsed_within_degrees":12.4201},"yoga":{"number":7,"name":"Sukarma","sum_longitude":92.5029},"karana":{"half_tithi_index":50,"name":"Bava"},"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":2124,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2497199.770833,"ahargana":1908734.2708,"kali_year":5226,"ayanamsa_lahiri":25.5991,"grahas":{"sun":{"sidereal_longitude":253.96936200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":201.44066199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-0.5468},"mars":{"sidereal_longitude":169.57656199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":243.27106200000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":207.503462,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":239.30126199999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":122.72096199999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":206.0729,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":26.0729,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"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":2124,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2497199.770833,"kali_year":5226,"ahargana":1908734.2708,"sun":{"sidereal_longitude":253.4161,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":199.0868,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.6707,"elapsed_within_tithi_degrees":5.6707},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.0868,"elapsed_within_degrees":12.4201},"yoga":{"number":7,"name":"Sukarma","sum_longitude":92.5029},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.547,"elongation":54.329},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.547,"opposition_distance":125.671}},"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":"07:13","sunsetLocal":"17:27","solarNoonLocal":"12:20","dayLengthHours":10.236820428337593,"dayLengthDisplay":"10 Hours 14 Mins 13 Secs","nightLengthDisplay":"13 Hours 45 Mins 47 Secs","moonriseLocal":"03:28","moonsetLocal":"14:12","rahuKala":{"name":"Rāhu Kāla","start":"16:11","end":"17:27","startHours":16.17523824269002,"endHours":17.45484079623222,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:20","end":"13:37","startHours":12.336430582063421,"endHours":13.616033135605623,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:54","end":"16:11","startHours":14.89563568914782,"endHours":16.17523824269002,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.606611801173397,"endHours":9.94783914878465,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:55","startHours":7.644554552408692,"endHours":7.9175364304976945,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:41","startHours":11.995203234452168,"endHours":12.677657929674675,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.853110977449614,"endHours":6.53556567267212,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:13","startHours":6.364951998866493,"endHours":7.218020367894626,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:44","startHours":14.042567320119687,"endHours":14.725022015342194,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.25484079623222,"endHours":17.654840796232218,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.45484079623222,"endHours":17.881374980746283,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.20484079623222,"endHours":18.95484079623222,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:41","startHours":23.99520323445217,"endHours":24.677657929674673,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:13","end":"08:30","startHours":7.218020367894626,"endHours":8.497622921436825,"quality":"inauspicious"},{"name":"Chala","start":"08:30","end":"09:47","startHours":8.497622921436825,"endHours":9.777225474979025,"quality":"neutral"},{"name":"Labha","start":"09:47","end":"11:03","startHours":9.777225474979025,"endHours":11.056828028521224,"quality":"auspicious"},{"name":"Amṛta","start":"11:03","end":"12:20","startHours":11.056828028521224,"endHours":12.336430582063421,"quality":"auspicious"},{"name":"Kāla","start":"12:20","end":"13:37","startHours":12.336430582063421,"endHours":13.616033135605623,"quality":"inauspicious"},{"name":"Śubha","start":"13:37","end":"14:54","startHours":13.616033135605623,"endHours":14.89563568914782,"quality":"auspicious"},{"name":"Roga","start":"14:54","end":"16:11","startHours":14.89563568914782,"endHours":16.17523824269002,"quality":"inauspicious"},{"name":"Udveg","start":"16:11","end":"17:27","startHours":16.17523824269002,"endHours":17.45484079623222,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:27","end":"19:11","startHours":17.45484079623222,"endHours":19.17523824269002,"quality":"auspicious"},{"name":"Roga","start":"19:11","end":"20:54","startHours":19.17523824269002,"endHours":20.89563568914782,"quality":"inauspicious"},{"name":"Udveg","start":"20:54","end":"22:37","startHours":20.89563568914782,"endHours":22.616033135605623,"quality":"inauspicious"},{"name":"Chala","start":"22:37","end":"00:20","startHours":22.616033135605623,"endHours":24.33643058206342,"quality":"neutral"},{"name":"Labha","start":"00:20","end":"02:03","startHours":24.33643058206342,"endHours":26.056828028521224,"quality":"auspicious"},{"name":"Amṛta","start":"02:03","end":"03:47","startHours":26.056828028521224,"endHours":27.777225474979026,"quality":"auspicious"},{"name":"Kāla","start":"03:47","end":"05:30","startHours":27.777225474979026,"endHours":29.497622921436825,"quality":"inauspicious"},{"name":"Śubha","start":"05:30","end":"07:13","startHours":29.497622921436825,"endHours":31.218020367894624,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.218020367894626,"endHours":8.218020367894626,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.218020367894626,"endHours":9.218020367894626,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.218020367894626,"endHours":10.218020367894626,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.218020367894626,"endHours":11.218020367894626,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.218020367894626,"endHours":12.218020367894626,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.218020367894626,"endHours":13.218020367894626,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.218020367894626,"endHours":14.218020367894626,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.218020367894626,"endHours":15.218020367894626,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.218020367894626,"endHours":16.218020367894624,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.218020367894624,"endHours":17.218020367894624,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.218020367894624,"endHours":18.218020367894624,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.218020367894624,"endHours":19.218020367894624,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.218020367894624,"endHours":20.218020367894624,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.218020367894624,"endHours":21.218020367894624,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.218020367894624,"endHours":22.218020367894624,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.218020367894624,"endHours":23.218020367894624,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.218020367894624,"endHours":24.218020367894624,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.218020367894624,"endHours":25.218020367894624,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.218020367894624,"endHours":26.218020367894624,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.218020367894624,"endHours":27.218020367894624,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.218020367894624,"endHours":28.218020367894624,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.218020367894624,"endHours":29.218020367894624,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.218020367894624,"endHours":30.218020367894624,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.218020367894624,"endHours":31.218020367894624,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","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":-23.091402057841947,"eotMinutes":-3.2562349238053434,"ayanamsa":25.5991}},"calendars":{"vikram_samvat":2181,"vikram_samvatsara":"Hemalambī","saka_samvat":2046,"saka_samvatsara":"Tāraṇa","bengali_samvat":1531,"malayalam_era":1300,"nanakshahi_year":655,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ekādaśī · Vikram 2181 Hemalambī · Śaka 2046 Tāraṇa"},"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":"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":"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 31, 2124 CE · Ṛṣikeśa · Vidhyamitra","description":"December 31, 2124 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 07:13, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2124-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2124-12-31","sa":"https://sa.vidhyamitra.com/city/rishikesh/2124-12-31","hi":"https://hi.vidhyamitra.com/city/rishikesh/2124-12-31","x-default":"https://vidhyamitra.com/city/rishikesh/2124-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T11:30:21.190Z","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":"2026-05-22T11:30:21.190Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T11:30:21.190Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}