{"id":"vidhyamitra:city-day:rishikesh:2123-10-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2123-10-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2123-10-04","date_display":"October 4, 2123 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":2123,"month":10,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496745.770833,"kali_year":5225,"ahargana":1908280.2708,"sun":{"sidereal_longitude":163.7345,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":326.0086,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":162.2742,"elapsed_within_tithi_degrees":6.2742},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":326.0086,"elapsed_within_degrees":6.0086},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":129.7431},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2123,"month":10,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496745.770833,"ahargana":1908280.2708,"kali_year":5225,"ayanamsa_lahiri":25.5818,"grahas":{"sun":{"sidereal_longitude":164.780209,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":327.7842089999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":4.4763},"mars":{"sidereal_longitude":214.50970900000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":168.76870899999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":165.05260900000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":184.28850899999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":106.935609,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":230.128,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.128,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2123,"month":10,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496745.770833,"kali_year":5225,"ahargana":1908280.2708,"sun":{"sidereal_longitude":163.7345,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":326.0086,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":162.2742,"elapsed_within_tithi_degrees":6.2742},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":326.0086,"elapsed_within_degrees":6.0086},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":129.7431},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.476,"elongation":162.274},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.476,"opposition_distance":17.726}},"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":"06:10","sunsetLocal":"17:59","solarNoonLocal":"12:05","dayLengthHours":11.811215958190058,"dayLengthDisplay":"11 Hours 48 Mins 40 Secs","nightLengthDisplay":"12 Hours 11 Mins 20 Secs","moonriseLocal":"17:00","moonsetLocal":"04:53","rahuKala":{"name":"Rāhu Kāla","start":"07:39","end":"09:08","startHours":7.651336295883892,"endHours":9.12773829065765,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:36","end":"12:05","startHours":10.604140285431406,"endHours":12.080542280205165,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:33","end":"15:02","startHours":13.556944274978921,"endHours":15.033346269752677,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:19","startHours":8.930884691354482,"endHours":9.324591889960818,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"06:59","startHours":6.667068299368054,"endHours":6.982034058253123,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:28","startHours":11.686835081598828,"endHours":12.4742494788115,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:36","end":"05:23","startHours":4.600105506684795,"endHours":5.387519903897465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:10","startHours":5.190666304594298,"endHours":6.174934301110135,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:50","startHours":14.04907827323684,"endHours":14.83649267044951,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.786150259300193,"endHours":18.18615025930019,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:29","startHours":17.986150259300192,"endHours":18.478284257558112,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.736150259300192,"endHours":19.486150259300192,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:28","startHours":23.68683508159883,"endHours":24.4742494788115,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:10","end":"07:39","startHours":6.174934301110135,"endHours":7.651336295883892,"quality":"auspicious"},{"name":"Kāla","start":"07:39","end":"09:08","startHours":7.651336295883892,"endHours":9.12773829065765,"quality":"inauspicious"},{"name":"Śubha","start":"09:08","end":"10:36","startHours":9.12773829065765,"endHours":10.604140285431406,"quality":"auspicious"},{"name":"Roga","start":"10:36","end":"12:05","startHours":10.604140285431406,"endHours":12.080542280205165,"quality":"inauspicious"},{"name":"Udveg","start":"12:05","end":"13:33","startHours":12.080542280205165,"endHours":13.556944274978921,"quality":"inauspicious"},{"name":"Chala","start":"13:33","end":"15:02","startHours":13.556944274978921,"endHours":15.033346269752677,"quality":"neutral"},{"name":"Labha","start":"15:02","end":"16:31","startHours":15.033346269752677,"endHours":16.509748264526436,"quality":"auspicious"},{"name":"Amṛta","start":"16:31","end":"17:59","startHours":16.509748264526436,"endHours":17.986150259300192,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:59","end":"19:31","startHours":17.986150259300192,"endHours":19.509748264526436,"quality":"neutral"},{"name":"Labha","start":"19:31","end":"21:02","startHours":19.509748264526436,"endHours":21.033346269752677,"quality":"auspicious"},{"name":"Amṛta","start":"21:02","end":"22:33","startHours":21.033346269752677,"endHours":22.55694427497892,"quality":"auspicious"},{"name":"Kāla","start":"22:33","end":"00:05","startHours":22.55694427497892,"endHours":24.080542280205165,"quality":"inauspicious"},{"name":"Śubha","start":"00:05","end":"01:36","startHours":24.080542280205165,"endHours":25.604140285431406,"quality":"auspicious"},{"name":"Roga","start":"01:36","end":"03:08","startHours":25.604140285431406,"endHours":27.12773829065765,"quality":"inauspicious"},{"name":"Udveg","start":"03:08","end":"04:39","startHours":27.12773829065765,"endHours":28.651336295883894,"quality":"inauspicious"},{"name":"Chala","start":"04:39","end":"06:10","startHours":28.651336295883894,"endHours":30.174934301110135,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:10","end":"07:10","startHours":6.174934301110135,"endHours":7.174934301110135,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:10","end":"08:10","startHours":7.174934301110135,"endHours":8.174934301110135,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:10","end":"09:10","startHours":8.174934301110135,"endHours":9.174934301110135,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:10","end":"10:10","startHours":9.174934301110135,"endHours":10.174934301110135,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:10","end":"11:10","startHours":10.174934301110135,"endHours":11.174934301110135,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:10","end":"12:10","startHours":11.174934301110135,"endHours":12.174934301110135,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:10","end":"13:10","startHours":12.174934301110135,"endHours":13.174934301110135,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:10","end":"14:10","startHours":13.174934301110135,"endHours":14.174934301110135,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:10","end":"15:10","startHours":14.174934301110135,"endHours":15.174934301110135,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:10","end":"16:10","startHours":15.174934301110135,"endHours":16.174934301110135,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:10","end":"17:10","startHours":16.174934301110135,"endHours":17.174934301110135,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:10","end":"18:10","startHours":17.174934301110135,"endHours":18.174934301110135,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:10","end":"19:10","startHours":18.174934301110135,"endHours":19.174934301110135,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:10","end":"20:10","startHours":19.174934301110135,"endHours":20.174934301110135,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:10","end":"21:10","startHours":20.174934301110135,"endHours":21.174934301110135,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:10","end":"22:10","startHours":21.174934301110135,"endHours":22.174934301110135,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:10","end":"23:10","startHours":22.174934301110135,"endHours":23.174934301110135,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:10","end":"00:10","startHours":23.174934301110135,"endHours":24.174934301110135,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:10","end":"01:10","startHours":24.174934301110135,"endHours":25.174934301110135,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:10","end":"02:10","startHours":25.174934301110135,"endHours":26.174934301110135,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:10","end":"03:10","startHours":26.174934301110135,"endHours":27.174934301110135,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:10","end":"04:10","startHours":27.174934301110135,"endHours":28.174934301110135,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:10","end":"05:10","startHours":28.174934301110135,"endHours":29.174934301110135,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:10","end":"06:10","startHours":29.174934301110135,"endHours":30.174934301110135,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-4.102382313445894,"eotMinutes":12.09706318769023,"ayanamsa":25.5818}},"calendars":{"vikram_samvat":2180,"vikram_samvatsara":"Durmukhi","saka_samvat":2045,"saka_samvatsara":"Subhānu","bengali_samvat":1530,"malayalam_era":1299,"nanakshahi_year":654,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturdaśī · Vikram 2180 Durmukhi · Śaka 2045 Subhānu"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 October 4, 2123 CE · Ṛṣikeśa · Vidhyamitra","description":"October 4, 2123 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 06:10, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2123-10-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2123-10-04","sa":"https://sa.vidhyamitra.com/city/rishikesh/2123-10-04","hi":"https://hi.vidhyamitra.com/city/rishikesh/2123-10-04","x-default":"https://vidhyamitra.com/city/rishikesh/2123-10-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T18:06:46.842Z","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":"2026-05-22T18:06:46.842Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T18:06:46.842Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}