{"id":"vidhyamitra:city-day:rishikesh:1949-09-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1949-09-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1949-09-15","date_display":"September 15, 1949 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":1949,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433174.770833,"kali_year":5051,"ahargana":1844709.2708,"sun":{"sidereal_longitude":148.1119,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":55.617,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.5051,"elapsed_within_tithi_degrees":3.5051},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.617,"elapsed_within_degrees":2.2837},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.7289},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":1949,"month":9,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433174.770833,"ahargana":1844709.2708,"kali_year":5051,"ayanamsa_lahiri":23.1504,"grahas":{"sun":{"sidereal_longitude":148.71778800000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":52.174488,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":3.781},"mars":{"sidereal_longitude":102.48658799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":175.050388,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":270.34718799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":187.96168799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":138.24658799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":358.4255,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":178.4255,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":1949,"month":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433174.770833,"kali_year":5051,"ahargana":1844709.2708,"sun":{"sidereal_longitude":148.1119,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":55.617,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.5051,"elapsed_within_tithi_degrees":3.5051},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.617,"elapsed_within_degrees":2.2837},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.7289},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.781,"elongation":92.495},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.781,"opposition_distance":87.505}},"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":"06:00","sunsetLocal":"18:23","solarNoonLocal":"12:11","dayLengthHours":12.37812008018945,"dayLengthDisplay":"12 Hours 22 Mins 41 Secs","nightLengthDisplay":"11 Hours 37 Mins 19 Secs","moonriseLocal":"22:46","moonsetLocal":"12:44","rahuKala":{"name":"Rāhu Kāla","start":"13:44","end":"15:17","startHours":13.737813790300308,"endHours":15.28507880032399,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:00","end":"07:33","startHours":6.001488740181903,"endHours":7.548753750205584,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:06","end":"10:39","startHours":9.096018760229265,"endHours":10.643283770252946,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.889716758892774,"endHours":9.302320761565756,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:51","startHours":6.51724374352313,"endHours":6.847326945661515,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:36","startHours":11.777944777603645,"endHours":12.603152782949609,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:21","end":"05:11","startHours":4.351072729489976,"endHours":5.176280734835939,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:00","startHours":4.969978733499448,"endHours":6.001488740181903,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:05","startHours":14.253568793641538,"endHours":15.078776798987501,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.179608820371353,"endHours":18.57960882037135,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:54","startHours":18.379608820371352,"endHours":18.89536382371258,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.129608820371352,"endHours":19.879608820371352,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:36","startHours":23.777944777603647,"endHours":24.60315278294961,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:00","end":"07:33","startHours":6.001488740181903,"endHours":7.548753750205584,"quality":"auspicious"},{"name":"Roga","start":"07:33","end":"09:06","startHours":7.548753750205584,"endHours":9.096018760229265,"quality":"inauspicious"},{"name":"Udveg","start":"09:06","end":"10:39","startHours":9.096018760229265,"endHours":10.643283770252946,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:11","startHours":10.643283770252946,"endHours":12.190548780276629,"quality":"neutral"},{"name":"Labha","start":"12:11","end":"13:44","startHours":12.190548780276629,"endHours":13.737813790300308,"quality":"auspicious"},{"name":"Amṛta","start":"13:44","end":"15:17","startHours":13.737813790300308,"endHours":15.28507880032399,"quality":"auspicious"},{"name":"Kāla","start":"15:17","end":"16:50","startHours":15.28507880032399,"endHours":16.832343810347673,"quality":"inauspicious"},{"name":"Śubha","start":"16:50","end":"18:23","startHours":16.832343810347673,"endHours":18.379608820371352,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:23","end":"19:50","startHours":18.379608820371352,"endHours":19.83234381034767,"quality":"auspicious"},{"name":"Kāla","start":"19:50","end":"21:17","startHours":19.83234381034767,"endHours":21.28507880032399,"quality":"inauspicious"},{"name":"Śubha","start":"21:17","end":"22:44","startHours":21.28507880032399,"endHours":22.737813790300308,"quality":"auspicious"},{"name":"Roga","start":"22:44","end":"00:11","startHours":22.737813790300308,"endHours":24.19054878027663,"quality":"inauspicious"},{"name":"Udveg","start":"00:11","end":"01:39","startHours":24.19054878027663,"endHours":25.643283770252946,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:06","startHours":25.643283770252946,"endHours":27.096018760229263,"quality":"neutral"},{"name":"Labha","start":"03:06","end":"04:33","startHours":27.096018760229263,"endHours":28.548753750205584,"quality":"auspicious"},{"name":"Amṛta","start":"04:33","end":"06:00","startHours":28.548753750205584,"endHours":30.0014887401819,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":6.001488740181903,"endHours":7.001488740181903,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":7.001488740181903,"endHours":8.001488740181902,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":8.001488740181902,"endHours":9.001488740181902,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":9.001488740181902,"endHours":10.001488740181902,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":10.001488740181902,"endHours":11.001488740181902,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":11.001488740181902,"endHours":12.001488740181902,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":12.001488740181902,"endHours":13.001488740181902,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":13.001488740181902,"endHours":14.001488740181902,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":14.001488740181902,"endHours":15.001488740181902,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":15.001488740181902,"endHours":16.0014887401819,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":16.0014887401819,"endHours":17.0014887401819,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":17.0014887401819,"endHours":18.0014887401819,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":18.0014887401819,"endHours":19.0014887401819,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":19.0014887401819,"endHours":20.0014887401819,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":20.0014887401819,"endHours":21.0014887401819,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":21.0014887401819,"endHours":22.0014887401819,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":22.0014887401819,"endHours":23.0014887401819,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":23.0014887401819,"endHours":24.0014887401819,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":24.0014887401819,"endHours":25.0014887401819,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":25.0014887401819,"endHours":26.0014887401819,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":26.0014887401819,"endHours":27.0014887401819,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":27.0014887401819,"endHours":28.0014887401819,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":28.0014887401819,"endHours":29.0014887401819,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":29.0014887401819,"endHours":30.0014887401819,"planetary_lord":"Moon"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","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":3.225141231984031,"eotMinutes":5.496673183402374,"ayanamsa":23.1504}},"calendars":{"vikram_samvat":2006,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1871,"saka_samvatsara":"Virodhi","bengali_samvat":1356,"malayalam_era":1125,"nanakshahi_year":480,"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 Aṣṭamī · Vikram 2006 Śubhakṛt · Śaka 1871 Virodhi"},"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","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 15, 1949 CE · Ṛṣikeśa · Vidhyamitra","description":"September 15, 1949 CE for Ṛṣikeśa: Kṛṣṇa Aṣṭamī, sūryodaya 06:00, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1949-09-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1949-09-15","sa":"https://sa.vidhyamitra.com/city/rishikesh/1949-09-15","hi":"https://hi.vidhyamitra.com/city/rishikesh/1949-09-15","x-default":"https://vidhyamitra.com/city/rishikesh/1949-09-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:33:56.076Z","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":"2026-06-01T15:33:56.076Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:33:56.076Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}