{"id":"vidhyamitra:city-day:rishikesh:2139-10-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2139-10-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-10-08","date_display":"October 8, 2139 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":2139,"month":10,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502593.770833,"kali_year":5241,"ahargana":1914128.2708,"sun":{"sidereal_longitude":167.5351,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":347.6296,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.0945,"elapsed_within_tithi_degrees":0.0945},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.6296,"elapsed_within_degrees":0.9629},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.1646},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":2139,"month":10,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502593.770833,"ahargana":1914128.2708,"kali_year":5241,"ayanamsa_lahiri":25.8054,"grahas":{"sun":{"sidereal_longitude":168.61907199999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":348.794372,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":4.1525},"mars":{"sidereal_longitude":116.570472,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":184.98687199999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":274.69287199999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":190.08427200000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":283.923372,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":280.2728,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":100.2728,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"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":2139,"month":10,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502593.770833,"kali_year":5241,"ahargana":1914128.2708,"sun":{"sidereal_longitude":167.5351,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":347.6296,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.0945,"elapsed_within_tithi_degrees":0.0945},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.6296,"elapsed_within_degrees":0.9629},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.1646},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.153,"elongation":179.905},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.153,"opposition_distance":0.095}},"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":"06:13","sunsetLocal":"17:54","solarNoonLocal":"12:04","dayLengthHours":11.688214414051888,"dayLengthDisplay":"11 Hours 41 Mins 18 Secs","nightLengthDisplay":"12 Hours 18 Mins 42 Secs","moonriseLocal":"17:48","moonsetLocal":"06:21","rahuKala":{"name":"Rāhu Kāla","start":"13:31","end":"14:59","startHours":13.522698214630426,"endHours":14.983725016386913,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:13","end":"07:41","startHours":6.217564205847996,"endHours":7.678591007604481,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:08","end":"10:36","startHours":9.139617809360967,"endHours":10.600644611117454,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:20","startHours":8.944814235793437,"endHours":9.3344213829285,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:42","end":"07:01","startHours":6.704573139766825,"endHours":7.016258857474875,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:27","startHours":11.672064265738877,"endHours":12.451278560009003,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:40","end":"05:26","startHours":4.659135617307744,"endHours":5.43834991157787,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:13","startHours":5.243546338010338,"endHours":6.217564205847996,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:47","startHours":14.009707148549255,"endHours":14.788921442819381,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:42","end":"18:06","startHours":17.705778619899885,"endHours":18.105778619899883,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:54","end":"18:24","startHours":17.905778619899884,"endHours":18.392787553818714,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:39","end":"19:24","startHours":17.655778619899884,"endHours":19.405778619899884,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:27","startHours":23.67206426573888,"endHours":24.451278560009005,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:13","end":"07:41","startHours":6.217564205847996,"endHours":7.678591007604481,"quality":"auspicious"},{"name":"Roga","start":"07:41","end":"09:08","startHours":7.678591007604481,"endHours":9.139617809360967,"quality":"inauspicious"},{"name":"Udveg","start":"09:08","end":"10:36","startHours":9.139617809360967,"endHours":10.600644611117454,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"12:04","startHours":10.600644611117454,"endHours":12.06167141287394,"quality":"neutral"},{"name":"Labha","start":"12:04","end":"13:31","startHours":12.06167141287394,"endHours":13.522698214630426,"quality":"auspicious"},{"name":"Amṛta","start":"13:31","end":"14:59","startHours":13.522698214630426,"endHours":14.983725016386913,"quality":"auspicious"},{"name":"Kāla","start":"14:59","end":"16:27","startHours":14.983725016386913,"endHours":16.4447518181434,"quality":"inauspicious"},{"name":"Śubha","start":"16:27","end":"17:54","startHours":16.4447518181434,"endHours":17.905778619899884,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:54","end":"19:27","startHours":17.905778619899884,"endHours":19.4447518181434,"quality":"auspicious"},{"name":"Kāla","start":"19:27","end":"20:59","startHours":19.4447518181434,"endHours":20.983725016386913,"quality":"inauspicious"},{"name":"Śubha","start":"20:59","end":"22:31","startHours":20.983725016386913,"endHours":22.522698214630424,"quality":"auspicious"},{"name":"Roga","start":"22:31","end":"00:04","startHours":22.522698214630424,"endHours":24.06167141287394,"quality":"inauspicious"},{"name":"Udveg","start":"00:04","end":"01:36","startHours":24.06167141287394,"endHours":25.600644611117453,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"03:08","startHours":25.600644611117453,"endHours":27.139617809360967,"quality":"neutral"},{"name":"Labha","start":"03:08","end":"04:41","startHours":27.139617809360967,"endHours":28.67859100760448,"quality":"auspicious"},{"name":"Amṛta","start":"04:41","end":"06:13","startHours":28.67859100760448,"endHours":30.217564205847996,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.217564205847996,"endHours":7.217564205847996,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.217564205847996,"endHours":8.217564205847996,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.217564205847996,"endHours":9.217564205847996,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.217564205847996,"endHours":10.217564205847996,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.217564205847996,"endHours":11.217564205847996,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.217564205847996,"endHours":12.217564205847996,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.217564205847996,"endHours":13.217564205847996,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.217564205847996,"endHours":14.217564205847996,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.217564205847996,"endHours":15.217564205847996,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.217564205847996,"endHours":16.217564205847996,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.217564205847996,"endHours":17.217564205847996,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.217564205847996,"endHours":18.217564205847996,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.217564205847996,"endHours":19.217564205847996,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.217564205847996,"endHours":20.217564205847996,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.217564205847996,"endHours":21.217564205847996,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.217564205847996,"endHours":22.217564205847996,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.217564205847996,"endHours":23.217564205847996,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.217564205847996,"endHours":24.217564205847996,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.217564205847996,"endHours":25.217564205847996,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.217564205847996,"endHours":26.217564205847996,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.217564205847996,"endHours":27.217564205847996,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.217564205847996,"endHours":28.217564205847996,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.217564205847996,"endHours":29.217564205847996,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.217564205847996,"endHours":30.217564205847996,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Lumba","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":-5.685997942749674,"eotMinutes":13.229315227563635,"ayanamsa":25.8054}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Pratipada · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"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":"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 October 8, 2139 CE · Ṛṣikeśa · Vidhyamitra","description":"October 8, 2139 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 06:13, sūryāsta 17:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2139-10-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2139-10-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/2139-10-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/2139-10-08","x-default":"https://vidhyamitra.com/city/rishikesh/2139-10-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T13:40:10.576Z","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":"2026-05-25T13:40:10.576Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T13:40:10.576Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}