{"id":"vidhyamitra:city-day:rishikesh:2089-12-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2089-12-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2089-12-08","date_display":"December 8, 2089 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":2089,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484393.770833,"kali_year":5191,"ahargana":1895928.2708,"sun":{"sidereal_longitude":230.8938,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":300.2415,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":69.3477,"elapsed_within_tithi_degrees":9.3477},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.2415,"elapsed_within_degrees":6.9082},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.1352},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2089,"month":12,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484393.770833,"ahargana":1895928.2708,"kali_year":5191,"ayanamsa_lahiri":25.1093,"grahas":{"sun":{"sidereal_longitude":231.55834600000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":298.215146,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":3.1443},"mars":{"sidereal_longitude":245.297146,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":249.17744600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":217.57304599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":228.16004599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":41.299645999999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":164.5964,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":344.5964,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2089,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484393.770833,"kali_year":5191,"ahargana":1895928.2708,"sun":{"sidereal_longitude":230.8938,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":300.2415,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":69.3477,"elapsed_within_tithi_degrees":9.3477},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.2415,"elapsed_within_degrees":6.9082},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.1352},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.144,"elongation":69.348},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.144,"opposition_distance":110.652}},"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":"07:02","sunsetLocal":"17:18","solarNoonLocal":"12:10","dayLengthHours":10.266649543482085,"dayLengthDisplay":"10 Hours 16 Mins 00 Secs","nightLengthDisplay":"13 Hours 44 Mins 00 Secs","moonriseLocal":"11:06","moonsetLocal":"22:06","rahuKala":{"name":"Rāhu Kāla","start":"13:27","end":"14:44","startHours":13.443854107829697,"endHours":14.727185300764956,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:02","end":"08:19","startHours":7.0271981431533925,"endHours":8.310529336088653,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:36","end":"10:53","startHours":9.593860529023914,"endHours":10.877191721959175,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:46","startHours":9.422749703299212,"endHours":9.764971354748615,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:44","startHours":7.4549752074651465,"endHours":7.7287525286246685,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:30","startHours":11.818301263445031,"endHours":12.502744566343837,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:21","startHours":5.658311537355781,"endHours":6.342754840254587,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:02","startHours":6.171644014529885,"endHours":7.0271981431533925,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:52","end":"14:33","startHours":13.871631172141448,"endHours":14.556074475040255,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.093847686635478,"endHours":17.493847686635476,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:43","startHours":17.293847686635477,"endHours":17.72162475094723,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.043847686635477,"endHours":18.793847686635477,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:30","startHours":23.818301263445033,"endHours":24.50274456634384,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:02","end":"08:19","startHours":7.0271981431533925,"endHours":8.310529336088653,"quality":"auspicious"},{"name":"Roga","start":"08:19","end":"09:36","startHours":8.310529336088653,"endHours":9.593860529023914,"quality":"inauspicious"},{"name":"Udveg","start":"09:36","end":"10:53","startHours":9.593860529023914,"endHours":10.877191721959175,"quality":"inauspicious"},{"name":"Chala","start":"10:53","end":"12:10","startHours":10.877191721959175,"endHours":12.160522914894436,"quality":"neutral"},{"name":"Labha","start":"12:10","end":"13:27","startHours":12.160522914894436,"endHours":13.443854107829697,"quality":"auspicious"},{"name":"Amṛta","start":"13:27","end":"14:44","startHours":13.443854107829697,"endHours":14.727185300764956,"quality":"auspicious"},{"name":"Kāla","start":"14:44","end":"16:01","startHours":14.727185300764956,"endHours":16.010516493700216,"quality":"inauspicious"},{"name":"Śubha","start":"16:01","end":"17:18","startHours":16.010516493700216,"endHours":17.293847686635477,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:18","end":"19:01","startHours":17.293847686635477,"endHours":19.010516493700216,"quality":"auspicious"},{"name":"Kāla","start":"19:01","end":"20:44","startHours":19.010516493700216,"endHours":20.727185300764955,"quality":"inauspicious"},{"name":"Śubha","start":"20:44","end":"22:27","startHours":20.727185300764955,"endHours":22.443854107829694,"quality":"auspicious"},{"name":"Roga","start":"22:27","end":"00:10","startHours":22.443854107829694,"endHours":24.160522914894436,"quality":"inauspicious"},{"name":"Udveg","start":"00:10","end":"01:53","startHours":24.160522914894436,"endHours":25.87719172195917,"quality":"inauspicious"},{"name":"Chala","start":"01:53","end":"03:36","startHours":25.87719172195917,"endHours":27.593860529023914,"quality":"neutral"},{"name":"Labha","start":"03:36","end":"05:19","startHours":27.593860529023914,"endHours":29.310529336088653,"quality":"auspicious"},{"name":"Amṛta","start":"05:19","end":"07:02","startHours":29.310529336088653,"endHours":31.02719814315339,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.0271981431533925,"endHours":8.027198143153392,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.027198143153392,"endHours":9.027198143153392,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.027198143153392,"endHours":10.027198143153392,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.027198143153392,"endHours":11.027198143153392,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.027198143153392,"endHours":12.027198143153392,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.027198143153392,"endHours":13.027198143153392,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.027198143153392,"endHours":14.027198143153392,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.027198143153392,"endHours":15.027198143153392,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.027198143153392,"endHours":16.02719814315339,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.02719814315339,"endHours":17.02719814315339,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.02719814315339,"endHours":18.02719814315339,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.02719814315339,"endHours":19.02719814315339,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.02719814315339,"endHours":20.02719814315339,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.02719814315339,"endHours":21.02719814315339,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.02719814315339,"endHours":22.02719814315339,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.02719814315339,"endHours":23.02719814315339,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.02719814315339,"endHours":24.02719814315339,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.02719814315339,"endHours":25.02719814315339,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.02719814315339,"endHours":26.02719814315339,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.02719814315339,"endHours":27.02719814315339,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.02719814315339,"endHours":28.02719814315339,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.02719814315339,"endHours":29.02719814315339,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.02719814315339,"endHours":30.02719814315339,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.02719814315339,"endHours":31.02719814315339,"planetary_lord":"Moon"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.768772894638204,"eotMinutes":7.298225106333945,"ayanamsa":25.1093}},"calendars":{"vikram_samvat":2146,"vikram_samvatsara":"Dundubhi","saka_samvat":2011,"saka_samvatsara":"Saumya","bengali_samvat":1496,"malayalam_era":1265,"nanakshahi_year":620,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ṣaṣṭhī · Vikram 2146 Dundubhi · Śaka 2011 Saumya"},"festivals":[{"id":"skanda-shashthi","name":"Skanda Ṣaṣṭhī","name_sanskrit":"स्कन्द षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya / Skanda / Murugan","significance":"Kārttikeya's victory over Tāraka. Important Shaiva day in Tamil tradition.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 8, 2089 CE · Ṛṣikeśa · Vidhyamitra","description":"December 8, 2089 CE for Ṛṣikeśa: Śukla Ṣaṣṭhī, sūryodaya 07:02, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2089-12-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2089-12-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/2089-12-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/2089-12-08","x-default":"https://vidhyamitra.com/city/rishikesh/2089-12-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T18:50:55.603Z","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":"2026-05-19T18:50:55.603Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T18:50:55.603Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}