{"id":"vidhyamitra:city-day:rishikesh:2139-10-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2139-10-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-10-11","date_display":"October 11, 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":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502596.770833,"kali_year":5241,"ahargana":1914131.2708,"sun":{"sidereal_longitude":170.4962,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":30.7484,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":220.2522,"elapsed_within_tithi_degrees":4.2522},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.7484,"elapsed_within_degrees":4.0817},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.2445},"karana":{"half_tithi_index":36,"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":2139,"month":10,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502596.770833,"ahargana":1914131.2708,"kali_year":5241,"ayanamsa_lahiri":25.8055,"grahas":{"sun":{"sidereal_longitude":171.577857,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":33.959157000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":4.2108},"mars":{"sidereal_longitude":118.38315699999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":183.436057,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":274.799657,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":193.78455699999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":283.894057,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":280.1138,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":100.1138,"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":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502596.770833,"kali_year":5241,"ahargana":1914131.2708,"sun":{"sidereal_longitude":170.4962,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":30.7484,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":220.2522,"elapsed_within_tithi_degrees":4.2522},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.7484,"elapsed_within_degrees":4.0817},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.2445},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.211,"elongation":139.748},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.211,"opposition_distance":40.252}},"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":"06:15","sunsetLocal":"17:51","solarNoonLocal":"12:03","dayLengthHours":11.599392360253164,"dayLengthDisplay":"11 Hours 35 Mins 58 Secs","nightLengthDisplay":"12 Hours 24 Mins 02 Secs","moonriseLocal":"20:01","moonsetLocal":"09:44","rahuKala":{"name":"Rāhu Kāla","start":"16:24","end":"17:51","startHours":16.398825901824438,"endHours":17.84874994685608,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:03","end":"13:30","startHours":12.0490537667295,"endHours":13.498977811761144,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:57","end":"16:24","startHours":14.94890185679279,"endHours":16.398825901824438,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:21","startHours":8.955882470661988,"endHours":9.342528882670427,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:44","end":"07:03","startHours":6.732665601613466,"endHours":7.041982731220217,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:26","startHours":11.662407354721061,"endHours":12.435700178737939,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:42","end":"05:29","startHours":4.702771938569162,"endHours":5.47606476258604,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:17","end":"06:15","startHours":5.28274155658182,"endHours":6.249357586602917,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:45","startHours":13.982285826771694,"endHours":14.755578650788571,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:39","end":"18:03","startHours":17.648749946856082,"endHours":18.04874994685608,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:51","end":"18:20","startHours":17.84874994685608,"endHours":18.33205796186663,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:36","end":"19:21","startHours":17.59874994685608,"endHours":19.34874994685608,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:26","startHours":23.66240735472106,"endHours":24.43570017873794,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:15","end":"07:42","startHours":6.249357586602917,"endHours":7.6992816316345625,"quality":"inauspicious"},{"name":"Chala","start":"07:42","end":"09:09","startHours":7.6992816316345625,"endHours":9.149205676666208,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:36","startHours":9.149205676666208,"endHours":10.599129721697853,"quality":"auspicious"},{"name":"Amṛta","start":"10:36","end":"12:03","startHours":10.599129721697853,"endHours":12.0490537667295,"quality":"auspicious"},{"name":"Kāla","start":"12:03","end":"13:30","startHours":12.0490537667295,"endHours":13.498977811761144,"quality":"inauspicious"},{"name":"Śubha","start":"13:30","end":"14:57","startHours":13.498977811761144,"endHours":14.94890185679279,"quality":"auspicious"},{"name":"Roga","start":"14:57","end":"16:24","startHours":14.94890185679279,"endHours":16.398825901824438,"quality":"inauspicious"},{"name":"Udveg","start":"16:24","end":"17:51","startHours":16.398825901824438,"endHours":17.84874994685608,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:51","end":"19:24","startHours":17.84874994685608,"endHours":19.398825901824434,"quality":"auspicious"},{"name":"Roga","start":"19:24","end":"20:57","startHours":19.398825901824434,"endHours":20.94890185679279,"quality":"inauspicious"},{"name":"Udveg","start":"20:57","end":"22:30","startHours":20.94890185679279,"endHours":22.498977811761144,"quality":"inauspicious"},{"name":"Chala","start":"22:30","end":"00:03","startHours":22.498977811761144,"endHours":24.0490537667295,"quality":"neutral"},{"name":"Labha","start":"00:03","end":"01:36","startHours":24.0490537667295,"endHours":25.599129721697853,"quality":"auspicious"},{"name":"Amṛta","start":"01:36","end":"03:09","startHours":25.599129721697853,"endHours":27.149205676666206,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:42","startHours":27.149205676666206,"endHours":28.699281631634562,"quality":"inauspicious"},{"name":"Śubha","start":"04:42","end":"06:15","startHours":28.699281631634562,"endHours":30.24935758660292,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:15","end":"07:15","startHours":6.249357586602917,"endHours":7.249357586602917,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:15","end":"08:15","startHours":7.249357586602917,"endHours":8.249357586602917,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:15","end":"09:15","startHours":8.249357586602917,"endHours":9.249357586602917,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:15","end":"10:15","startHours":9.249357586602917,"endHours":10.249357586602917,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:15","end":"11:15","startHours":10.249357586602917,"endHours":11.249357586602917,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:15","end":"12:15","startHours":11.249357586602917,"endHours":12.249357586602917,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:15","end":"13:15","startHours":12.249357586602917,"endHours":13.249357586602917,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:15","end":"14:15","startHours":13.249357586602917,"endHours":14.249357586602917,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:15","end":"15:15","startHours":14.249357586602917,"endHours":15.249357586602917,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:15","end":"16:15","startHours":15.249357586602917,"endHours":16.24935758660292,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:15","end":"17:15","startHours":16.24935758660292,"endHours":17.24935758660292,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:15","end":"18:15","startHours":17.24935758660292,"endHours":18.24935758660292,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:15","end":"19:15","startHours":18.24935758660292,"endHours":19.24935758660292,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:15","end":"20:15","startHours":19.24935758660292,"endHours":20.24935758660292,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:15","end":"21:15","startHours":20.24935758660292,"endHours":21.24935758660292,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:15","end":"22:15","startHours":21.24935758660292,"endHours":22.24935758660292,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:15","end":"23:15","startHours":22.24935758660292,"endHours":23.24935758660292,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:15","end":"00:15","startHours":23.24935758660292,"endHours":24.24935758660292,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:15","end":"01:15","startHours":24.24935758660292,"endHours":25.24935758660292,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:15","end":"02:15","startHours":25.24935758660292,"endHours":26.24935758660292,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:15","end":"03:15","startHours":26.24935758660292,"endHours":27.24935758660292,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:15","end":"04:15","startHours":27.24935758660292,"endHours":28.24935758660292,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:15","end":"05:15","startHours":28.24935758660292,"endHours":29.24935758660292,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:15","end":"06:15","startHours":29.24935758660292,"endHours":30.24935758660292,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"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":-6.82446684370628,"eotMinutes":13.986373996230075,"ayanamsa":25.8055}},"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 Caturthī · 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},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 11, 2139 CE · Ṛṣikeśa · Vidhyamitra","description":"October 11, 2139 CE for Ṛṣikeśa: Kṛṣṇa Caturthī, sūryodaya 06:15, sūryāsta 17:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2139-10-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2139-10-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/2139-10-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/2139-10-11","x-default":"https://vidhyamitra.com/city/rishikesh/2139-10-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T18:22:52.066Z","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":"2026-05-25T18:22:52.066Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T18:22:52.067Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}