{"id":"vidhyamitra:city-day:rishikesh:1859-09-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1859-09-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1859-09-10","date_display":"September 10, 1859 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":1859,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400297.770833,"kali_year":4961,"ahargana":1811832.2708,"sun":{"sidereal_longitude":144.5061,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":298.0283,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.5222,"elapsed_within_tithi_degrees":9.5222},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":298.0283,"elapsed_within_degrees":4.695},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.5344},"karana":{"half_tithi_index":25,"name":"Taitila"},"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":1859,"month":9,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2400297.770833,"ahargana":1811832.2708,"kali_year":4961,"ayanamsa_lahiri":21.893,"grahas":{"sun":{"sidereal_longitude":144.885631,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":299.4434309999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-0.1866},"mars":{"sidereal_longitude":130.51323100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":130.180831,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":88.672731,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":142.050931,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":119.00963100000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":300.4071,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":120.4071,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"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":1859,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400297.770833,"kali_year":4961,"ahargana":1811832.2708,"sun":{"sidereal_longitude":144.5061,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":298.0283,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":153.5222,"elapsed_within_tithi_degrees":9.5222},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":298.0283,"elapsed_within_degrees":4.695},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.5344},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.187,"elongation":153.522},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.187,"opposition_distance":26.478}},"eclipse_window_40days":[{"offset_days":-13,"type":"solar","occurs":true,"moon_latitude":-0.717,"elongation":1.674}]},"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":"05:57","sunsetLocal":"18:29","solarNoonLocal":"12:13","dayLengthHours":12.533629600750427,"dayLengthDisplay":"12 Hours 32 Mins 01 Secs","nightLengthDisplay":"11 Hours 27 Mins 59 Secs","moonriseLocal":"17:03","moonsetLocal":"04:00","rahuKala":{"name":"Rāhu Kāla","start":"09:05","end":"10:39","startHours":9.087970970184958,"endHours":10.654674670278762,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:47","end":"15:21","startHours":13.78808207046637,"endHours":15.35478577056017,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:57","end":"07:31","startHours":5.954563569997352,"endHours":7.521267270091155,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.879077143505786,"endHours":9.296864796864131,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.476798136695287,"endHours":6.811028259381965,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:38","startHours":11.803590717014217,"endHours":12.639166023730912,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:17","end":"05:07","startHours":4.283412956563962,"endHours":5.118988263280657,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:57","startHours":4.910094436601483,"endHours":5.954563569997352,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:09","startHours":14.310316637164302,"endHours":15.145891943880997,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.28819317074778,"endHours":18.688193170747777,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:01","startHours":18.488193170747778,"endHours":19.010427737445713,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.238193170747778,"endHours":19.988193170747778,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:38","startHours":23.803590717014217,"endHours":24.63916602373091,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:57","end":"07:31","startHours":5.954563569997352,"endHours":7.521267270091155,"quality":"inauspicious"},{"name":"Śubha","start":"07:31","end":"09:05","startHours":7.521267270091155,"endHours":9.087970970184958,"quality":"auspicious"},{"name":"Roga","start":"09:05","end":"10:39","startHours":9.087970970184958,"endHours":10.654674670278762,"quality":"inauspicious"},{"name":"Udveg","start":"10:39","end":"12:13","startHours":10.654674670278762,"endHours":12.221378370372566,"quality":"inauspicious"},{"name":"Chala","start":"12:13","end":"13:47","startHours":12.221378370372566,"endHours":13.78808207046637,"quality":"neutral"},{"name":"Labha","start":"13:47","end":"15:21","startHours":13.78808207046637,"endHours":15.35478577056017,"quality":"auspicious"},{"name":"Amṛta","start":"15:21","end":"16:55","startHours":15.35478577056017,"endHours":16.921489470653974,"quality":"auspicious"},{"name":"Kāla","start":"16:55","end":"18:29","startHours":16.921489470653974,"endHours":18.488193170747778,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:29","end":"19:55","startHours":18.488193170747778,"endHours":19.921489470653974,"quality":"auspicious"},{"name":"Amṛta","start":"19:55","end":"21:21","startHours":19.921489470653974,"endHours":21.35478577056017,"quality":"auspicious"},{"name":"Kāla","start":"21:21","end":"22:47","startHours":21.35478577056017,"endHours":22.788082070466366,"quality":"inauspicious"},{"name":"Śubha","start":"22:47","end":"00:13","startHours":22.788082070466366,"endHours":24.221378370372562,"quality":"auspicious"},{"name":"Roga","start":"00:13","end":"01:39","startHours":24.221378370372562,"endHours":25.65467467027876,"quality":"inauspicious"},{"name":"Udveg","start":"01:39","end":"03:05","startHours":25.65467467027876,"endHours":27.08797097018496,"quality":"inauspicious"},{"name":"Chala","start":"03:05","end":"04:31","startHours":27.08797097018496,"endHours":28.521267270091155,"quality":"neutral"},{"name":"Labha","start":"04:31","end":"05:57","startHours":28.521267270091155,"endHours":29.95456356999735,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.954563569997352,"endHours":6.954563569997352,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.954563569997352,"endHours":7.954563569997352,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.954563569997352,"endHours":8.954563569997351,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.954563569997351,"endHours":9.954563569997351,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.954563569997351,"endHours":10.954563569997351,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.954563569997351,"endHours":11.954563569997351,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.954563569997351,"endHours":12.954563569997351,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.954563569997351,"endHours":13.954563569997351,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.954563569997351,"endHours":14.954563569997351,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.954563569997351,"endHours":15.954563569997351,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.954563569997351,"endHours":16.95456356999735,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.95456356999735,"endHours":17.95456356999735,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.95456356999735,"endHours":18.95456356999735,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.95456356999735,"endHours":19.95456356999735,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.95456356999735,"endHours":20.95456356999735,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.95456356999735,"endHours":21.95456356999735,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.95456356999735,"endHours":22.95456356999735,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.95456356999735,"endHours":23.95456356999735,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.95456356999735,"endHours":24.95456356999735,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.95456356999735,"endHours":25.95456356999735,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.95456356999735,"endHours":26.95456356999735,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.95456356999735,"endHours":27.95456356999735,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.95456356999735,"endHours":28.95456356999735,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.95456356999735,"endHours":29.95456356999735,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.219238369613601,"eotMinutes":3.6468977776461458,"ayanamsa":21.893}},"calendars":{"vikram_samvat":1916,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1781,"saka_samvatsara":"Siddhārthī","bengali_samvat":1266,"malayalam_era":1035,"nanakshahi_year":390,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Trayodaśī · Vikram 1916 Aṅgirasa · Śaka 1781 Siddhārthī"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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 September 10, 1859 CE · Ṛṣikeśa · Vidhyamitra","description":"September 10, 1859 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 05:57, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1859-09-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1859-09-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/1859-09-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/1859-09-10","x-default":"https://vidhyamitra.com/city/rishikesh/1859-09-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T09:10:47.032Z","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":"2026-06-01T09:10:47.032Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T09:10:47.032Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}