{"id":"vidhyamitra:city-day:rishikesh:1879-09-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1879-09-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1879-09-11","date_display":"September 11, 1879 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":1879,"month":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407603.770833,"kali_year":4981,"ahargana":1819138.2708,"sun":{"sidereal_longitude":145.3067,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":81.5693,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.2627,"elapsed_within_tithi_degrees":8.2627},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":81.5693,"elapsed_within_degrees":1.5693},"yoga":{"number":18,"name":"Varīyān","sum_longitude":226.876},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"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":1879,"month":9,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407603.770833,"ahargana":1819138.2708,"kali_year":4981,"ayanamsa_lahiri":22.1724,"grahas":{"sun":{"sidereal_longitude":145.73638800000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":80.493788,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false,"latitude":0.914},"mars":{"sidereal_longitude":33.88338799999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":129.629588,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":315.542588,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":166.80608800000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":353.030088,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":273.3001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":93.3001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":1879,"month":9,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407603.770833,"kali_year":4981,"ahargana":1819138.2708,"sun":{"sidereal_longitude":145.3067,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":81.5693,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.2627,"elapsed_within_tithi_degrees":8.2627},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":81.5693,"elapsed_within_degrees":1.5693},"yoga":{"number":18,"name":"Varīyān","sum_longitude":226.876},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.914,"elongation":63.737},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.914,"opposition_distance":116.263}},"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":"05:58","sunsetLocal":"18:28","solarNoonLocal":"12:13","dayLengthHours":12.49919490603137,"dayLengthDisplay":"12 Hours 29 Mins 57 Secs","nightLengthDisplay":"11 Hours 30 Mins 03 Secs","moonriseLocal":"00:52","moonsetLocal":"14:51","rahuKala":{"name":"Rāhu Kāla","start":"13:47","end":"15:20","startHours":13.777652827347877,"endHours":15.3400521906018,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:58","end":"07:32","startHours":5.965656011078271,"endHours":7.528055374332192,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:05","end":"10:39","startHours":9.090454737586114,"endHours":10.652854100840035,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.88213482248559,"endHours":9.298774652686635,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.486455798829578,"endHours":6.819767662990414,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:38","startHours":11.79861363389291,"endHours":12.631893294295,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:08","startHours":4.299096690274088,"endHours":5.1323763506761795,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:58","startHours":4.924056435575657,"endHours":5.965656011078271,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:08","startHours":14.298452615099183,"endHours":15.131732275501275,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:16","end":"18:40","startHours":18.26485091710964,"endHours":18.66485091710964,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:28","end":"18:59","startHours":18.46485091710964,"endHours":18.985650704860948,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:13","end":"19:58","startHours":18.21485091710964,"endHours":19.96485091710964,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:38","startHours":23.79861363389291,"endHours":24.631893294295,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:58","end":"07:32","startHours":5.965656011078271,"endHours":7.528055374332192,"quality":"auspicious"},{"name":"Roga","start":"07:32","end":"09:05","startHours":7.528055374332192,"endHours":9.090454737586114,"quality":"inauspicious"},{"name":"Udveg","start":"09:05","end":"10:39","startHours":9.090454737586114,"endHours":10.652854100840035,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:13","startHours":10.652854100840035,"endHours":12.215253464093955,"quality":"neutral"},{"name":"Labha","start":"12:13","end":"13:47","startHours":12.215253464093955,"endHours":13.777652827347877,"quality":"auspicious"},{"name":"Amṛta","start":"13:47","end":"15:20","startHours":13.777652827347877,"endHours":15.3400521906018,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"16:54","startHours":15.3400521906018,"endHours":16.90245155385572,"quality":"inauspicious"},{"name":"Śubha","start":"16:54","end":"18:28","startHours":16.90245155385572,"endHours":18.46485091710964,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:28","end":"19:54","startHours":18.46485091710964,"endHours":19.90245155385572,"quality":"auspicious"},{"name":"Kāla","start":"19:54","end":"21:20","startHours":19.90245155385572,"endHours":21.340052190601796,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:47","startHours":21.340052190601796,"endHours":22.777652827347875,"quality":"auspicious"},{"name":"Roga","start":"22:47","end":"00:13","startHours":22.777652827347875,"endHours":24.215253464093955,"quality":"inauspicious"},{"name":"Udveg","start":"00:13","end":"01:39","startHours":24.215253464093955,"endHours":25.652854100840035,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:05","startHours":25.652854100840035,"endHours":27.090454737586114,"quality":"neutral"},{"name":"Labha","start":"03:05","end":"04:32","startHours":27.090454737586114,"endHours":28.52805537433219,"quality":"auspicious"},{"name":"Amṛta","start":"04:32","end":"05:58","startHours":28.52805537433219,"endHours":29.96565601107827,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.965656011078271,"endHours":6.965656011078271,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.965656011078271,"endHours":7.965656011078271,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.965656011078271,"endHours":8.96565601107827,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.96565601107827,"endHours":9.96565601107827,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.96565601107827,"endHours":10.96565601107827,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.96565601107827,"endHours":11.96565601107827,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.96565601107827,"endHours":12.96565601107827,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.96565601107827,"endHours":13.96565601107827,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.96565601107827,"endHours":14.96565601107827,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.96565601107827,"endHours":15.96565601107827,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.96565601107827,"endHours":16.96565601107827,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.96565601107827,"endHours":17.96565601107827,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.96565601107827,"endHours":18.96565601107827,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.96565601107827,"endHours":19.96565601107827,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.96565601107827,"endHours":20.96565601107827,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.96565601107827,"endHours":21.96565601107827,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.96565601107827,"endHours":22.96565601107827,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.96565601107827,"endHours":23.96565601107827,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.96565601107827,"endHours":24.96565601107827,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.96565601107827,"endHours":25.96565601107827,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.96565601107827,"endHours":26.96565601107827,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.96565601107827,"endHours":27.96565601107827,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.96565601107827,"endHours":28.96565601107827,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.96565601107827,"endHours":29.96565601107827,"planetary_lord":"Moon"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.778991561374995,"eotMinutes":4.014392154362758,"ayanamsa":22.1724}},"calendars":{"vikram_samvat":1936,"vikram_samvatsara":"Nandana","saka_samvat":1801,"saka_samvatsara":"Pramāthi","bengali_samvat":1286,"malayalam_era":1055,"nanakshahi_year":410,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","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":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Daśamī · Vikram 1936 Nandana · Śaka 1801 Pramāthi"},"festivals":[],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 September 11, 1879 CE · Ṛṣikeśa · Vidhyamitra","description":"September 11, 1879 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 05:58, sūryāsta 18:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1879-09-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1879-09-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/1879-09-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/1879-09-11","x-default":"https://vidhyamitra.com/city/rishikesh/1879-09-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:20:31.768Z","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":"2026-06-01T07:20:31.768Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:20:31.768Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}