{"id":"vidhyamitra:city-day:rishikesh:1922-09-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1922-09-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1922-09-17","date_display":"September 17, 1922 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":1922,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2423314.770833,"kali_year":5024,"ahargana":1834849.2708,"sun":{"sidereal_longitude":150.0451,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":95.4129,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.3678,"elapsed_within_tithi_degrees":5.3678},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.4129,"elapsed_within_degrees":2.0796},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.458},"karana":{"half_tithi_index":50,"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":1922,"month":9,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2423314.770833,"ahargana":1834849.2708,"kali_year":5024,"ayanamsa_lahiri":22.7733,"grahas":{"sun":{"sidereal_longitude":150.589313,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":93.15631300000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-4.0922},"mars":{"sidereal_longitude":250.29361300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":177.82711300000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":179.93821300000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":198.033813,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.98701299999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":160.8557,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.8557,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1922,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2423314.770833,"kali_year":5024,"ahargana":1834849.2708,"sun":{"sidereal_longitude":150.0451,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":95.4129,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.3678,"elapsed_within_tithi_degrees":5.3678},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.4129,"elapsed_within_degrees":2.0796},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.458},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.092,"elongation":54.632},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.092,"opposition_distance":125.368}},"eclipse_window_40days":[{"offset_days":4,"type":"solar","occurs":true,"moon_latitude":-0.7,"elongation":2.259},{"offset_days":19,"type":"lunar","occurs":true,"moon_latitude":-0.751,"opposition_distance":0.791}]},"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":"06:01","sunsetLocal":"18:21","solarNoonLocal":"12:11","dayLengthHours":12.332289284023041,"dayLengthDisplay":"12 Hours 19 Mins 56 Secs","nightLengthDisplay":"11 Hours 40 Mins 04 Secs","moonriseLocal":"01:27","moonsetLocal":"15:15","rahuKala":{"name":"Rāhu Kāla","start":"16:48","end":"18:21","startHours":16.80277575225251,"endHours":18.34431191275539,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:11","end":"13:43","startHours":12.17816727074387,"endHours":13.719703431246751,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:16","end":"16:48","startHours":15.261239591749632,"endHours":16.80277575225251,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.889556795004394,"endHours":9.300633104471828,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:51","startHours":6.525868015566644,"endHours":6.854729063140592,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:35","startHours":11.767090961276436,"endHours":12.589243580211305,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:11","startHours":4.367717390862612,"endHours":5.189870009797481,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:01","startHours":4.984331855063764,"endHours":6.012022628732351,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:03","startHours":14.233548818081044,"endHours":15.055701437015912,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.14431191275539,"endHours":18.54431191275539,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:51","startHours":18.34431191275539,"endHours":18.858157299589685,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.09431191275539,"endHours":19.84431191275539,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:35","startHours":23.767090961276434,"endHours":24.589243580211306,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:01","end":"07:33","startHours":6.012022628732351,"endHours":7.553558789235231,"quality":"inauspicious"},{"name":"Chala","start":"07:33","end":"09:06","startHours":7.553558789235231,"endHours":9.095094949738112,"quality":"neutral"},{"name":"Labha","start":"09:06","end":"10:38","startHours":9.095094949738112,"endHours":10.636631110240991,"quality":"auspicious"},{"name":"Amṛta","start":"10:38","end":"12:11","startHours":10.636631110240991,"endHours":12.17816727074387,"quality":"auspicious"},{"name":"Kāla","start":"12:11","end":"13:43","startHours":12.17816727074387,"endHours":13.719703431246751,"quality":"inauspicious"},{"name":"Śubha","start":"13:43","end":"15:16","startHours":13.719703431246751,"endHours":15.261239591749632,"quality":"auspicious"},{"name":"Roga","start":"15:16","end":"16:48","startHours":15.261239591749632,"endHours":16.80277575225251,"quality":"inauspicious"},{"name":"Udveg","start":"16:48","end":"18:21","startHours":16.80277575225251,"endHours":18.34431191275539,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:48","startHours":18.34431191275539,"endHours":19.80277575225251,"quality":"auspicious"},{"name":"Roga","start":"19:48","end":"21:16","startHours":19.80277575225251,"endHours":21.26123959174963,"quality":"inauspicious"},{"name":"Udveg","start":"21:16","end":"22:43","startHours":21.26123959174963,"endHours":22.71970343124675,"quality":"inauspicious"},{"name":"Chala","start":"22:43","end":"00:11","startHours":22.71970343124675,"endHours":24.17816727074387,"quality":"neutral"},{"name":"Labha","start":"00:11","end":"01:38","startHours":24.17816727074387,"endHours":25.63663111024099,"quality":"auspicious"},{"name":"Amṛta","start":"01:38","end":"03:06","startHours":25.63663111024099,"endHours":27.09509494973811,"quality":"auspicious"},{"name":"Kāla","start":"03:06","end":"04:33","startHours":27.09509494973811,"endHours":28.55355878923523,"quality":"inauspicious"},{"name":"Śubha","start":"04:33","end":"06:01","startHours":28.55355878923523,"endHours":30.01202262873235,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.012022628732351,"endHours":7.012022628732351,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.012022628732351,"endHours":8.01202262873235,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.01202262873235,"endHours":9.01202262873235,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.01202262873235,"endHours":10.01202262873235,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.01202262873235,"endHours":11.01202262873235,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.01202262873235,"endHours":12.01202262873235,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.01202262873235,"endHours":13.01202262873235,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.01202262873235,"endHours":14.01202262873235,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.01202262873235,"endHours":15.01202262873235,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.01202262873235,"endHours":16.01202262873235,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.01202262873235,"endHours":17.01202262873235,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.01202262873235,"endHours":18.01202262873235,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.01202262873235,"endHours":19.01202262873235,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.01202262873235,"endHours":20.01202262873235,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.01202262873235,"endHours":21.01202262873235,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.01202262873235,"endHours":22.01202262873235,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.01202262873235,"endHours":23.01202262873235,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.01202262873235,"endHours":24.01202262873235,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.01202262873235,"endHours":25.01202262873235,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.01202262873235,"endHours":26.01202262873235,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.01202262873235,"endHours":27.01202262873235,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.01202262873235,"endHours":28.01202262873235,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.01202262873235,"endHours":29.01202262873235,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.01202262873235,"endHours":30.01202262873235,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.634932369332915,"eotMinutes":6.239563755367786,"ayanamsa":22.7733}},"calendars":{"vikram_samvat":1979,"vikram_samvatsara":"Yuva","saka_samvat":1844,"saka_samvatsara":"Dundubhi","bengali_samvat":1329,"malayalam_era":1098,"nanakshahi_year":453,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ekādaśī · Vikram 1979 Yuva · Śaka 1844 Dundubhi"},"festivals":[{"id":"rama-ekadashi","name":"Ramā Ekādaśī","name_sanskrit":"रमा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (with Ramā = Lakṣmī)","significance":"Lakṣmī (Ramā) granted boon to King Mucukunda.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":4},{"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_ingress":"Kanyā"},"precedence":4},{"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":"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":[]},"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 17, 1922 CE · Ṛṣikeśa · Vidhyamitra","description":"September 17, 1922 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 06:01, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1922-09-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1922-09-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/1922-09-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/1922-09-17","x-default":"https://vidhyamitra.com/city/rishikesh/1922-09-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T22:29:22.330Z","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":"2026-06-01T22:29:22.330Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T22:29:22.330Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}