{"id":"vidhyamitra:city-day:rishikesh:2030-12-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2030-12-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-12-04","date_display":"December 4, 2030 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":2030,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462839.770833,"kali_year":5132,"ahargana":1874374.2708,"sun":{"sidereal_longitude":227.0747,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":339.1141,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.0394,"elapsed_within_tithi_degrees":4.0394},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.1141,"elapsed_within_degrees":5.7808},"yoga":{"number":16,"name":"Siddhi","sum_longitude":206.1888},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2030,"month":12,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462839.770833,"ahargana":1874374.2708,"kali_year":5132,"ayanamsa_lahiri":24.285,"grahas":{"sun":{"sidereal_longitude":227.62946699999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":342.448367,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":4.1573},"mars":{"sidereal_longitude":162.53186700000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":246.988467,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":224.99676699999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":238.30586700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":40.490767000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":226.631,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":46.631,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2030,"month":12,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462839.770833,"kali_year":5132,"ahargana":1874374.2708,"sun":{"sidereal_longitude":227.0747,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":339.1141,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.0394,"elapsed_within_tithi_degrees":4.0394},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.1141,"elapsed_within_degrees":5.7808},"yoga":{"number":16,"name":"Siddhi","sum_longitude":206.1888},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.157,"elongation":112.039},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.157,"opposition_distance":67.961}},"eclipse_window_40days":[{"offset_days":6,"type":"lunar","occurs":true,"moon_latitude":-0.714,"opposition_distance":2.237}]},"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":"06:58","sunsetLocal":"17:17","solarNoonLocal":"12:08","dayLengthHours":10.317477578816444,"dayLengthDisplay":"10 Hours 19 Mins 03 Secs","nightLengthDisplay":"13 Hours 40 Mins 57 Secs","moonriseLocal":"13:38","moonsetLocal":"01:56","rahuKala":{"name":"Rāhu Kāla","start":"12:08","end":"13:25","startHours":12.132812924431615,"endHours":13.422497621783672,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:16","end":"09:33","startHours":8.26375883237545,"endHours":9.553443529727506,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:51","end":"12:08","startHours":10.84312822707956,"endHours":12.132812924431615,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:44","startHours":9.381485570080564,"endHours":9.725401489374446,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:24","end":"07:41","startHours":7.403969034140746,"endHours":7.679101769575851,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:29","startHours":11.788897005137734,"endHours":12.476728843725496,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:17","startHours":5.598410457847868,"endHours":6.286242296435631,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"06:58","startHours":6.114284336788691,"endHours":6.974074135023394,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:32","startHours":13.852392520901024,"endHours":14.540224359488787,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:05","end":"17:29","startHours":17.091551713839838,"endHours":17.491551713839836,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:17","end":"17:43","startHours":17.291551713839837,"endHours":17.721446612957187,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:02","end":"18:47","startHours":17.041551713839837,"endHours":18.791551713839837,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:29","startHours":23.788897005137734,"endHours":24.476728843725496,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:58","end":"08:16","startHours":6.974074135023394,"endHours":8.26375883237545,"quality":"auspicious"},{"name":"Amṛta","start":"08:16","end":"09:33","startHours":8.26375883237545,"endHours":9.553443529727506,"quality":"auspicious"},{"name":"Kāla","start":"09:33","end":"10:51","startHours":9.553443529727506,"endHours":10.84312822707956,"quality":"inauspicious"},{"name":"Śubha","start":"10:51","end":"12:08","startHours":10.84312822707956,"endHours":12.132812924431615,"quality":"auspicious"},{"name":"Roga","start":"12:08","end":"13:25","startHours":12.132812924431615,"endHours":13.422497621783672,"quality":"inauspicious"},{"name":"Udveg","start":"13:25","end":"14:43","startHours":13.422497621783672,"endHours":14.712182319135728,"quality":"inauspicious"},{"name":"Chala","start":"14:43","end":"16:00","startHours":14.712182319135728,"endHours":16.001867016487783,"quality":"neutral"},{"name":"Labha","start":"16:00","end":"17:17","startHours":16.001867016487783,"endHours":17.291551713839837,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:17","end":"19:00","startHours":17.291551713839837,"endHours":19.001867016487783,"quality":"inauspicious"},{"name":"Chala","start":"19:00","end":"20:43","startHours":19.001867016487783,"endHours":20.712182319135728,"quality":"neutral"},{"name":"Labha","start":"20:43","end":"22:25","startHours":20.712182319135728,"endHours":22.42249762178367,"quality":"auspicious"},{"name":"Amṛta","start":"22:25","end":"00:08","startHours":22.42249762178367,"endHours":24.132812924431615,"quality":"auspicious"},{"name":"Kāla","start":"00:08","end":"01:51","startHours":24.132812924431615,"endHours":25.84312822707956,"quality":"inauspicious"},{"name":"Śubha","start":"01:51","end":"03:33","startHours":25.84312822707956,"endHours":27.553443529727502,"quality":"auspicious"},{"name":"Roga","start":"03:33","end":"05:16","startHours":27.553443529727502,"endHours":29.263758832375448,"quality":"inauspicious"},{"name":"Udveg","start":"05:16","end":"06:58","startHours":29.263758832375448,"endHours":30.974074135023393,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.974074135023394,"endHours":7.974074135023394,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.974074135023394,"endHours":8.974074135023393,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.974074135023393,"endHours":9.974074135023393,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.974074135023393,"endHours":10.974074135023393,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.974074135023393,"endHours":11.974074135023393,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.974074135023393,"endHours":12.974074135023393,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.974074135023393,"endHours":13.974074135023393,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.974074135023393,"endHours":14.974074135023393,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.974074135023393,"endHours":15.974074135023393,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.974074135023393,"endHours":16.974074135023393,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.974074135023393,"endHours":17.974074135023393,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.974074135023393,"endHours":18.974074135023393,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.974074135023393,"endHours":19.974074135023393,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.974074135023393,"endHours":20.974074135023393,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.974074135023393,"endHours":21.974074135023393,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.974074135023393,"endHours":22.974074135023393,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.974074135023393,"endHours":23.974074135023393,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.974074135023393,"endHours":24.974074135023393,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.974074135023393,"endHours":25.974074135023393,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.974074135023393,"endHours":26.974074135023393,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.974074135023393,"endHours":27.974074135023393,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.974074135023393,"endHours":28.974074135023393,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.974074135023393,"endHours":29.974074135023393,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.974074135023393,"endHours":30.974074135023393,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"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":-22.21493706368482,"eotMinutes":8.960824534103129,"ayanamsa":24.285}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Daśamī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"festivals":[{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 4, 2030 CE · Ṛṣikeśa · Vidhyamitra","description":"December 4, 2030 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 06:58, sūryāsta 17:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2030-12-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2030-12-04","sa":"https://sa.vidhyamitra.com/city/rishikesh/2030-12-04","hi":"https://hi.vidhyamitra.com/city/rishikesh/2030-12-04","x-default":"https://vidhyamitra.com/city/rishikesh/2030-12-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T01:35:52.269Z","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":"2026-05-15T01:35:52.269Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T01:35:52.269Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}