{"id":"vidhyamitra:city-day:rishikesh:1940-09-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1940-09-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1940-09-23","date_display":"September 23, 1940 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":1940,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429895.770833,"kali_year":5042,"ahargana":1841430.2708,"sun":{"sidereal_longitude":156.2349,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":50.7907,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.5558,"elapsed_within_tithi_degrees":2.5558},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.7907,"elapsed_within_degrees":10.7907},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.0256},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"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":1940,"month":9,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2429895.770833,"ahargana":1841430.2708,"kali_year":5042,"ayanamsa_lahiri":23.025,"grahas":{"sun":{"sidereal_longitude":156.83196999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":47.089470000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":-3.8411},"mars":{"sidereal_longitude":149.76137,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":171.91266999999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":22.72917000000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":112.57577000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":21.548870000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":172.1627,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":352.1627,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1940,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429895.770833,"kali_year":5042,"ahargana":1841430.2708,"sun":{"sidereal_longitude":156.2349,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":50.7907,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.5558,"elapsed_within_tithi_degrees":2.5558},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.7907,"elapsed_within_degrees":10.7907},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.0256},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.841,"elongation":105.444},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.841,"opposition_distance":74.556}},"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":"06:05","sunsetLocal":"18:12","solarNoonLocal":"12:08","dayLengthHours":12.13275807686626,"dayLengthDisplay":"12 Hours 07 Mins 58 Secs","nightLengthDisplay":"11 Hours 52 Mins 02 Secs","moonriseLocal":"21:52","moonsetLocal":"11:47","rahuKala":{"name":"Rāhu Kāla","start":"07:36","end":"09:07","startHours":7.5917751545123995,"endHours":9.108369914120683,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:08","startHours":10.624964673728964,"endHours":12.141559433337246,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:39","end":"15:10","startHours":13.65815419294553,"endHours":15.174748952553813,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:19","startHours":8.906157279506244,"endHours":9.31058254873512,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:54","startHours":6.580711981440211,"endHours":6.904252196823311,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:33","startHours":11.73713416410837,"endHours":12.545984702566122,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:16","startHours":4.457479317988616,"endHours":5.266329856446366,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:05","startHours":5.064117221831928,"endHours":6.075180394904117,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:58","startHours":14.163685779481625,"endHours":14.972536317939376,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:00","end":"18:24","startHours":18.007938471770377,"endHours":18.407938471770375,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:12","end":"18:43","startHours":18.207938471770376,"endHours":18.71347005830647,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:57","end":"19:42","startHours":17.957938471770376,"endHours":19.707938471770376,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:33","startHours":23.737134164108372,"endHours":24.54598470256612,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:05","end":"07:36","startHours":6.075180394904117,"endHours":7.5917751545123995,"quality":"auspicious"},{"name":"Kāla","start":"07:36","end":"09:07","startHours":7.5917751545123995,"endHours":9.108369914120683,"quality":"inauspicious"},{"name":"Śubha","start":"09:07","end":"10:37","startHours":9.108369914120683,"endHours":10.624964673728964,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:08","startHours":10.624964673728964,"endHours":12.141559433337246,"quality":"inauspicious"},{"name":"Udveg","start":"12:08","end":"13:39","startHours":12.141559433337246,"endHours":13.65815419294553,"quality":"inauspicious"},{"name":"Chala","start":"13:39","end":"15:10","startHours":13.65815419294553,"endHours":15.174748952553813,"quality":"neutral"},{"name":"Labha","start":"15:10","end":"16:41","startHours":15.174748952553813,"endHours":16.691343712162094,"quality":"auspicious"},{"name":"Amṛta","start":"16:41","end":"18:12","startHours":16.691343712162094,"endHours":18.207938471770376,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:12","end":"19:41","startHours":18.207938471770376,"endHours":19.691343712162094,"quality":"neutral"},{"name":"Labha","start":"19:41","end":"21:10","startHours":19.691343712162094,"endHours":21.174748952553813,"quality":"auspicious"},{"name":"Amṛta","start":"21:10","end":"22:39","startHours":21.174748952553813,"endHours":22.658154192945528,"quality":"auspicious"},{"name":"Kāla","start":"22:39","end":"00:08","startHours":22.658154192945528,"endHours":24.141559433337246,"quality":"inauspicious"},{"name":"Śubha","start":"00:08","end":"01:37","startHours":24.141559433337246,"endHours":25.624964673728964,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:07","startHours":25.624964673728964,"endHours":27.10836991412068,"quality":"inauspicious"},{"name":"Udveg","start":"03:07","end":"04:36","startHours":27.10836991412068,"endHours":28.591775154512398,"quality":"inauspicious"},{"name":"Chala","start":"04:36","end":"06:05","startHours":28.591775154512398,"endHours":30.075180394904116,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.075180394904117,"endHours":7.075180394904117,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.075180394904117,"endHours":8.075180394904116,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.075180394904116,"endHours":9.075180394904116,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.075180394904116,"endHours":10.075180394904116,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.075180394904116,"endHours":11.075180394904116,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.075180394904116,"endHours":12.075180394904116,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.075180394904116,"endHours":13.075180394904116,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.075180394904116,"endHours":14.075180394904116,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.075180394904116,"endHours":15.075180394904116,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.075180394904116,"endHours":16.075180394904116,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.075180394904116,"endHours":17.075180394904116,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.075180394904116,"endHours":18.075180394904116,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.075180394904116,"endHours":19.075180394904116,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.075180394904116,"endHours":20.075180394904116,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.075180394904116,"endHours":21.075180394904116,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.075180394904116,"endHours":22.075180394904116,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.075180394904116,"endHours":23.075180394904116,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.075180394904116,"endHours":24.075180394904116,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.075180394904116,"endHours":25.075180394904116,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.075180394904116,"endHours":26.075180394904116,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.075180394904116,"endHours":27.075180394904116,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.075180394904116,"endHours":28.075180394904116,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.075180394904116,"endHours":29.075180394904116,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.075180394904116,"endHours":30.075180394904116,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","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":0.056887624182541056,"eotMinutes":8.436033999765183,"ayanamsa":23.025}},"calendars":{"vikram_samvat":1997,"vikram_samvatsara":"Vijaya","saka_samvat":1862,"saka_samvatsara":"Vikrama","bengali_samvat":1347,"malayalam_era":1116,"nanakshahi_year":471,"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 Saptamī · Vikram 1997 Vijaya · Śaka 1862 Vikrama"},"festivals":[],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 23, 1940 CE · Ṛṣikeśa · Vidhyamitra","description":"September 23, 1940 CE for Ṛṣikeśa: Kṛṣṇa Saptamī, sūryodaya 06:05, sūryāsta 18:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1940-09-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1940-09-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1940-09-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1940-09-23","x-default":"https://vidhyamitra.com/city/rishikesh/1940-09-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:20:15.076Z","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":"2026-05-31T13:20:15.076Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:20:15.076Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}