{"id":"vidhyamitra:city-day:rishikesh:1963-09-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1963-09-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-09-06","date_display":"September 6, 1963 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":1963,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438278.770833,"kali_year":5065,"ahargana":1849813.2708,"sun":{"sidereal_longitude":138.7819,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":346.8351,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":208.0532,"elapsed_within_tithi_degrees":4.0532},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":346.8351,"elapsed_within_degrees":0.1685},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.617},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1963,"month":9,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438278.770833,"ahargana":1849813.2708,"kali_year":5065,"ayanamsa_lahiri":23.3456,"grahas":{"sun":{"sidereal_longitude":139.39657799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":349.47857799999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-4.4148},"mars":{"sidereal_longitude":182.988878,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":162.462178,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":355.586278,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":141.841178,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":295.42757800000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":87.991,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":267.991,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"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":1963,"month":9,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438278.770833,"kali_year":5065,"ahargana":1849813.2708,"sun":{"sidereal_longitude":138.7819,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":346.8351,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":208.0532,"elapsed_within_tithi_degrees":4.0532},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":346.8351,"elapsed_within_degrees":0.1685},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.617},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.415,"elongation":151.947},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.415,"opposition_distance":28.053}},"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":"05:55","sunsetLocal":"18:34","solarNoonLocal":"12:15","dayLengthHours":12.6560014500329,"dayLengthDisplay":"12 Hours 39 Mins 22 Secs","nightLengthDisplay":"11 Hours 20 Mins 38 Secs","moonriseLocal":"20:01","moonsetLocal":"08:30","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:15","startHours":10.663476356828546,"endHours":12.24547653808266,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:25","end":"16:59","startHours":15.409476900590882,"endHours":16.991477081844995,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:30","end":"09:05","startHours":7.499475994320321,"endHours":9.081476175574434,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:18","startHours":8.870542818073886,"endHours":9.292409533074983,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:47","startHours":6.444809206817579,"endHours":6.782302578818457,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:40","startHours":11.823609823081561,"endHours":12.667343253083754,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:14","end":"05:04","startHours":4.230008953061822,"endHours":5.073742383064015,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:52","end":"05:55","startHours":4.862809025563466,"endHours":5.917475813066209,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.354810113088142,"endHours":15.198543543090336,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:22","end":"18:46","startHours":18.373477263099108,"endHours":18.773477263099107,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:34","end":"19:06","startHours":18.573477263099107,"endHours":19.100810656850477,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:19","end":"20:04","startHours":18.323477263099107,"endHours":20.073477263099107,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:40","startHours":23.823609823081558,"endHours":24.667343253083754,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:55","end":"07:30","startHours":5.917475813066209,"endHours":7.499475994320321,"quality":"neutral"},{"name":"Labha","start":"07:30","end":"09:05","startHours":7.499475994320321,"endHours":9.081476175574434,"quality":"auspicious"},{"name":"Amṛta","start":"09:05","end":"10:40","startHours":9.081476175574434,"endHours":10.663476356828546,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:15","startHours":10.663476356828546,"endHours":12.24547653808266,"quality":"inauspicious"},{"name":"Śubha","start":"12:15","end":"13:50","startHours":12.24547653808266,"endHours":13.827476719336772,"quality":"auspicious"},{"name":"Roga","start":"13:50","end":"15:25","startHours":13.827476719336772,"endHours":15.409476900590882,"quality":"inauspicious"},{"name":"Udveg","start":"15:25","end":"16:59","startHours":15.409476900590882,"endHours":16.991477081844995,"quality":"inauspicious"},{"name":"Chala","start":"16:59","end":"18:34","startHours":16.991477081844995,"endHours":18.573477263099107,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:34","end":"19:59","startHours":18.573477263099107,"endHours":19.991477081844995,"quality":"inauspicious"},{"name":"Udveg","start":"19:59","end":"21:25","startHours":19.991477081844995,"endHours":21.40947690059088,"quality":"inauspicious"},{"name":"Chala","start":"21:25","end":"22:50","startHours":21.40947690059088,"endHours":22.827476719336772,"quality":"neutral"},{"name":"Labha","start":"22:50","end":"00:15","startHours":22.827476719336772,"endHours":24.245476538082656,"quality":"auspicious"},{"name":"Amṛta","start":"00:15","end":"01:40","startHours":24.245476538082656,"endHours":25.663476356828546,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"03:05","startHours":25.663476356828546,"endHours":27.081476175574434,"quality":"inauspicious"},{"name":"Śubha","start":"03:05","end":"04:30","startHours":27.081476175574434,"endHours":28.49947599432032,"quality":"auspicious"},{"name":"Roga","start":"04:30","end":"05:55","startHours":28.49947599432032,"endHours":29.917475813066208,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.917475813066209,"endHours":6.917475813066209,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.917475813066209,"endHours":7.917475813066209,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.917475813066209,"endHours":8.917475813066208,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.917475813066208,"endHours":9.917475813066208,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.917475813066208,"endHours":10.917475813066208,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.917475813066208,"endHours":11.917475813066208,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.917475813066208,"endHours":12.917475813066208,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.917475813066208,"endHours":13.917475813066208,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.917475813066208,"endHours":14.917475813066208,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.917475813066208,"endHours":15.917475813066208,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.917475813066208,"endHours":16.917475813066208,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.917475813066208,"endHours":17.917475813066208,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.917475813066208,"endHours":18.917475813066208,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.917475813066208,"endHours":19.917475813066208,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.917475813066208,"endHours":20.917475813066208,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.917475813066208,"endHours":21.917475813066208,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.917475813066208,"endHours":22.917475813066208,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.917475813066208,"endHours":23.917475813066208,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.917475813066208,"endHours":24.917475813066208,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.917475813066208,"endHours":25.917475813066208,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.917475813066208,"endHours":26.917475813066208,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.917475813066208,"endHours":27.917475813066208,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.917475813066208,"endHours":28.917475813066208,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.917475813066208,"endHours":29.917475813066208,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":6.776463887063965,"eotMinutes":2.2010077150405363,"ayanamsa":23.3456}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Tṛtīyā · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 6, 1963 CE · Ṛṣikeśa · Vidhyamitra","description":"September 6, 1963 CE for Ṛṣikeśa: Kṛṣṇa Tṛtīyā, sūryodaya 05:55, sūryāsta 18:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1963-09-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1963-09-06","sa":"https://sa.vidhyamitra.com/city/rishikesh/1963-09-06","hi":"https://hi.vidhyamitra.com/city/rishikesh/1963-09-06","x-default":"https://vidhyamitra.com/city/rishikesh/1963-09-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T07:57:07.960Z","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":"2026-05-20T07:57:07.960Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T07:57:07.960Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}