{"id":"vidhyamitra:city-day:rishikesh:1928-09-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1928-09-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1928-09-10","date_display":"September 10, 1928 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":1928,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425499.770833,"kali_year":5030,"ahargana":1837034.2708,"sun":{"sidereal_longitude":143.6776,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":94.2041,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.5265,"elapsed_within_tithi_degrees":10.5265},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.2041,"elapsed_within_degrees":0.8707},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.8816},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1928,"month":9,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425499.770833,"ahargana":1837034.2708,"kali_year":5030,"ayanamsa_lahiri":22.8569,"grahas":{"sun":{"sidereal_longitude":144.22163,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":94.40913,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":3.4009},"mars":{"sidereal_longitude":57.05203,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":164.81692999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":18.670630000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":164.43382999999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":230.41073000000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":45.0839,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":225.0839,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1928,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425499.770833,"kali_year":5030,"ahargana":1837034.2708,"sun":{"sidereal_longitude":143.6776,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":94.2041,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.5265,"elapsed_within_tithi_degrees":10.5265},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":94.2041,"elapsed_within_degrees":0.8707},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.8816},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.401,"elongation":49.474},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.401,"opposition_distance":130.526}},"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":"18:29","solarNoonLocal":"12:13","dayLengthHours":12.52449838211827,"dayLengthDisplay":"12 Hours 31 Mins 28 Secs","nightLengthDisplay":"11 Hours 28 Mins 32 Secs","moonriseLocal":"02:00","moonsetLocal":"15:48","rahuKala":{"name":"Rāhu Kāla","start":"07:31","end":"09:05","startHours":7.524691477078212,"endHours":9.090253774842996,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:39","end":"12:13","startHours":10.65581607260778,"endHours":12.221378370372564,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:47","end":"15:21","startHours":13.786940668137348,"endHours":15.352502965902133,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.881512135141026,"endHours":9.298995414544969,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.480983278568357,"endHours":6.81496990209151,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:38","startHours":11.803895090968622,"endHours":12.638861649776507,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:17","end":"05:07","startHours":4.289196061697659,"endHours":5.124162620505544,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:58","startHours":4.915420980803573,"endHours":5.959129179313429,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:09","startHours":14.308794767392277,"endHours":15.143761326200162,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.2836275614317,"endHours":18.6836275614317,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:00","startHours":18.4836275614317,"endHours":19.005481660686627,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.2336275614317,"endHours":19.9836275614317,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:38","startHours":23.80389509096862,"endHours":24.638861649776505,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:58","end":"07:31","startHours":5.959129179313429,"endHours":7.524691477078212,"quality":"auspicious"},{"name":"Kāla","start":"07:31","end":"09:05","startHours":7.524691477078212,"endHours":9.090253774842996,"quality":"inauspicious"},{"name":"Śubha","start":"09:05","end":"10:39","startHours":9.090253774842996,"endHours":10.65581607260778,"quality":"auspicious"},{"name":"Roga","start":"10:39","end":"12:13","startHours":10.65581607260778,"endHours":12.221378370372564,"quality":"inauspicious"},{"name":"Udveg","start":"12:13","end":"13:47","startHours":12.221378370372564,"endHours":13.786940668137348,"quality":"inauspicious"},{"name":"Chala","start":"13:47","end":"15:21","startHours":13.786940668137348,"endHours":15.352502965902133,"quality":"neutral"},{"name":"Labha","start":"15:21","end":"16:55","startHours":15.352502965902133,"endHours":16.918065263666918,"quality":"auspicious"},{"name":"Amṛta","start":"16:55","end":"18:29","startHours":16.918065263666918,"endHours":18.4836275614317,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:29","end":"19:55","startHours":18.4836275614317,"endHours":19.918065263666914,"quality":"neutral"},{"name":"Labha","start":"19:55","end":"21:21","startHours":19.918065263666914,"endHours":21.352502965902133,"quality":"auspicious"},{"name":"Amṛta","start":"21:21","end":"22:47","startHours":21.352502965902133,"endHours":22.786940668137348,"quality":"auspicious"},{"name":"Kāla","start":"22:47","end":"00:13","startHours":22.786940668137348,"endHours":24.221378370372562,"quality":"inauspicious"},{"name":"Śubha","start":"00:13","end":"01:39","startHours":24.221378370372562,"endHours":25.65581607260778,"quality":"auspicious"},{"name":"Roga","start":"01:39","end":"03:05","startHours":25.65581607260778,"endHours":27.090253774842996,"quality":"inauspicious"},{"name":"Udveg","start":"03:05","end":"04:31","startHours":27.090253774842996,"endHours":28.524691477078214,"quality":"inauspicious"},{"name":"Chala","start":"04:31","end":"05:58","startHours":28.524691477078214,"endHours":29.95912917931343,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.959129179313429,"endHours":6.959129179313429,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.959129179313429,"endHours":7.959129179313429,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.959129179313429,"endHours":8.959129179313429,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.959129179313429,"endHours":9.959129179313429,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.959129179313429,"endHours":10.959129179313429,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.959129179313429,"endHours":11.959129179313429,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.959129179313429,"endHours":12.959129179313429,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.959129179313429,"endHours":13.959129179313429,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.959129179313429,"endHours":14.959129179313429,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.959129179313429,"endHours":15.959129179313429,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.959129179313429,"endHours":16.95912917931343,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.95912917931343,"endHours":17.95912917931343,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.95912917931343,"endHours":18.95912917931343,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.95912917931343,"endHours":19.95912917931343,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.95912917931343,"endHours":20.95912917931343,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.95912917931343,"endHours":21.95912917931343,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.95912917931343,"endHours":22.95912917931343,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.95912917931343,"endHours":23.95912917931343,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.95912917931343,"endHours":24.95912917931343,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.95912917931343,"endHours":25.95912917931343,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.95912917931343,"endHours":26.95912917931343,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.95912917931343,"endHours":27.95912917931343,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.95912917931343,"endHours":28.95912917931343,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.95912917931343,"endHours":29.95912917931343,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"North-East","anandadiYoga":{"name":"Maitra","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":5.102576632862762,"eotMinutes":3.6468977776461458,"ayanamsa":22.8569}},"calendars":{"vikram_samvat":1985,"vikram_samvatsara":"Vṛṣa","saka_samvat":1850,"saka_samvatsara":"Vibhava","bengali_samvat":1335,"malayalam_era":1104,"nanakshahi_year":459,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","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 Kṛṣṇa Ekādaśī · Vikram 1985 Vṛṣa · Śaka 1850 Vibhava"},"festivals":[{"id":"indira-ekadashi","name":"Indirā Ekādaśī","name_sanskrit":"इन्दिरा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Falls in Pitṛ Pakṣa; liberates ancestors from naraka.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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, 1928 CE · Ṛṣikeśa · Vidhyamitra","description":"September 10, 1928 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 05:58, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1928-09-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1928-09-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/1928-09-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/1928-09-10","x-default":"https://vidhyamitra.com/city/rishikesh/1928-09-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:31:19.802Z","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":"2026-06-02T20:31:19.802Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:31:19.802Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}