{"id":"vidhyamitra:city-day:rishikesh:2139-10-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2139-10-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-10-17","date_display":"October 17, 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":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502602.770833,"kali_year":5241,"ahargana":1914137.2708,"sun":{"sidereal_longitude":176.4375,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":109.5055,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.0681,"elapsed_within_tithi_degrees":5.0681},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":109.5055,"elapsed_within_degrees":2.8389},"yoga":{"number":22,"name":"Sādhya","sum_longitude":285.943},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502602.770833,"ahargana":1914137.2708,"kali_year":5241,"ayanamsa_lahiri":25.8058,"grahas":{"sun":{"sidereal_longitude":177.511028,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":113.00212799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":-0.7582},"mars":{"sidereal_longitude":121.97932800000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":177.22112800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":275.09872799999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":201.181828,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":283.880528,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":279.7959,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":99.7959,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2139,"month":10,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502602.770833,"kali_year":5241,"ahargana":1914137.2708,"sun":{"sidereal_longitude":176.4375,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":109.5055,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.0681,"elapsed_within_tithi_degrees":5.0681},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":109.5055,"elapsed_within_degrees":2.8389},"yoga":{"number":22,"name":"Sādhya","sum_longitude":285.943},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.758,"elongation":66.932},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.758,"opposition_distance":113.068}},"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":"06:19","sunsetLocal":"17:44","solarNoonLocal":"12:02","dayLengthHours":11.423839440558492,"dayLengthDisplay":"11 Hours 25 Mins 26 Secs","nightLengthDisplay":"12 Hours 34 Mins 34 Secs","moonriseLocal":"01:05","moonsetLocal":"14:23","rahuKala":{"name":"Rāhu Kāla","start":"09:10","end":"10:36","startHours":9.172409813826578,"endHours":10.60038974389639,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:27","end":"14:53","startHours":13.456349604036014,"endHours":14.884329534105824,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:19","end":"07:45","startHours":6.316449953686955,"endHours":7.744429883756766,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:22","startHours":8.982012489817269,"endHours":9.362807137835887,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:06","startHours":6.792443263710226,"endHours":7.097078982125119,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:25","startHours":11.647575025947585,"endHours":12.409164321984818,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:48","end":"05:33","startHours":4.793271361612489,"endHours":5.554860657649722,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:19","startHours":5.364463333640414,"endHours":6.316449953686955,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:42","startHours":13.932342914059284,"endHours":14.693932210096516,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:32","end":"17:56","startHours":17.54028939424545,"endHours":17.940289394245447,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:44","end":"18:13","startHours":17.740289394245448,"endHours":18.216282704268718,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:29","end":"19:14","startHours":17.490289394245448,"endHours":19.240289394245448,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:25","startHours":23.64757502594759,"endHours":24.409164321984818,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:19","end":"07:45","startHours":6.316449953686955,"endHours":7.744429883756766,"quality":"inauspicious"},{"name":"Śubha","start":"07:45","end":"09:10","startHours":7.744429883756766,"endHours":9.172409813826578,"quality":"auspicious"},{"name":"Roga","start":"09:10","end":"10:36","startHours":9.172409813826578,"endHours":10.60038974389639,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:02","startHours":10.60038974389639,"endHours":12.0283696739662,"quality":"inauspicious"},{"name":"Chala","start":"12:02","end":"13:27","startHours":12.0283696739662,"endHours":13.456349604036014,"quality":"neutral"},{"name":"Labha","start":"13:27","end":"14:53","startHours":13.456349604036014,"endHours":14.884329534105824,"quality":"auspicious"},{"name":"Amṛta","start":"14:53","end":"16:19","startHours":14.884329534105824,"endHours":16.312309464175634,"quality":"auspicious"},{"name":"Kāla","start":"16:19","end":"17:44","startHours":16.312309464175634,"endHours":17.740289394245448,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:44","end":"19:19","startHours":17.740289394245448,"endHours":19.312309464175637,"quality":"auspicious"},{"name":"Amṛta","start":"19:19","end":"20:53","startHours":19.312309464175637,"endHours":20.884329534105824,"quality":"auspicious"},{"name":"Kāla","start":"20:53","end":"22:27","startHours":20.884329534105824,"endHours":22.456349604036014,"quality":"inauspicious"},{"name":"Śubha","start":"22:27","end":"00:02","startHours":22.456349604036014,"endHours":24.028369673966203,"quality":"auspicious"},{"name":"Roga","start":"00:02","end":"01:36","startHours":24.028369673966203,"endHours":25.60038974389639,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"03:10","startHours":25.60038974389639,"endHours":27.17240981382658,"quality":"inauspicious"},{"name":"Chala","start":"03:10","end":"04:45","startHours":27.17240981382658,"endHours":28.744429883756766,"quality":"neutral"},{"name":"Labha","start":"04:45","end":"06:19","startHours":28.744429883756766,"endHours":30.316449953686956,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.316449953686955,"endHours":7.316449953686955,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.316449953686955,"endHours":8.316449953686956,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.316449953686956,"endHours":9.316449953686956,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.316449953686956,"endHours":10.316449953686956,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.316449953686956,"endHours":11.316449953686956,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.316449953686956,"endHours":12.316449953686956,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.316449953686956,"endHours":13.316449953686956,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.316449953686956,"endHours":14.316449953686956,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.316449953686956,"endHours":15.316449953686956,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.316449953686956,"endHours":16.316449953686956,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.316449953686956,"endHours":17.316449953686956,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.316449953686956,"endHours":18.316449953686956,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.316449953686956,"endHours":19.316449953686956,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.316449953686956,"endHours":20.316449953686956,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.316449953686956,"endHours":21.316449953686956,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.316449953686956,"endHours":22.316449953686956,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.316449953686956,"endHours":23.316449953686956,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.316449953686956,"endHours":24.316449953686956,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.316449953686956,"endHours":25.316449953686956,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.316449953686956,"endHours":26.316449953686956,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.316449953686956,"endHours":27.316449953686956,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.316449953686956,"endHours":28.316449953686956,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.316449953686956,"endHours":29.316449953686956,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.316449953686956,"endHours":30.316449953686956,"planetary_lord":"Mercury"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Saumya","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":-9.057672517668056,"eotMinutes":15.227419562027912,"ayanamsa":25.8058}},"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 Daśamī · 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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 17, 2139 CE · Ṛṣikeśa · Vidhyamitra","description":"October 17, 2139 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 06:19, sūryāsta 17:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2139-10-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2139-10-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/2139-10-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/2139-10-17","x-default":"https://vidhyamitra.com/city/rishikesh/2139-10-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T13:53:47.098Z","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":"2026-05-25T13:53:47.098Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T13:53:47.098Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}