{"id":"vidhyamitra:city-day:rishikesh:1966-07-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1966-07-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-07-01","date_display":"July 1, 1966 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":1966,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439307.770833,"kali_year":5068,"ahargana":1850842.2708,"sun":{"sidereal_longitude":75.1326,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":235.1135,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.9809,"elapsed_within_tithi_degrees":3.9809},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.1135,"elapsed_within_degrees":8.4469},"yoga":{"number":24,"name":"Śukla","sum_longitude":310.2461},"karana":{"half_tithi_index":26,"name":"Gara"},"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":1966,"month":7,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439307.770833,"ahargana":1850842.2708,"kali_year":5068,"ayanamsa_lahiri":23.385,"grahas":{"sun":{"sidereal_longitude":75.38726199999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":234.432862,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false,"latitude":-1.6583},"mars":{"sidereal_longitude":60.27596199999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":101.66266200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":79.26946199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":42.456162000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":336.871862,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":33.4696,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":213.4696,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1966,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439307.770833,"kali_year":5068,"ahargana":1850842.2708,"sun":{"sidereal_longitude":75.1326,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":235.1135,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.9809,"elapsed_within_tithi_degrees":3.9809},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.1135,"elapsed_within_degrees":8.4469},"yoga":{"number":24,"name":"Śukla","sum_longitude":310.2461},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.658,"elongation":159.981},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.658,"opposition_distance":20.019}},"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":"05:19","sunsetLocal":"19:22","solarNoonLocal":"12:20","dayLengthHours":14.056455398181168,"dayLengthDisplay":"14 Hours 03 Mins 23 Secs","nightLengthDisplay":"9 Hours 56 Mins 37 Secs","moonriseLocal":"17:50","moonsetLocal":"04:03","rahuKala":{"name":"Rāhu Kāla","start":"10:35","end":"12:20","startHours":10.582974495301869,"endHours":12.340031420074517,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:51","end":"17:37","startHours":15.854145269619806,"endHours":17.611202194392455,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:04","end":"08:50","startHours":7.068860645756578,"endHours":8.825917570529224,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:04","startHours":8.591643313892872,"endHours":9.060191827165577,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:16","startHours":5.897489362574815,"endHours":6.272328173192979,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:49","startHours":11.871482906801809,"endHours":12.808579933347222,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:26","end":"04:22","startHours":3.43760966789311,"endHours":4.374706694438522,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:19","startHours":4.140432437802168,"endHours":5.311803720983932,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:37","startHours":14.682773986438043,"endHours":15.619871012983454,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.1682591191651,"endHours":19.5682591191651,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:57","startHours":19.3682591191651,"endHours":19.95394476075598,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.1182591191651,"endHours":20.8682591191651,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:49","startHours":23.871482906801813,"endHours":24.80857993334722,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:19","end":"07:04","startHours":5.311803720983932,"endHours":7.068860645756578,"quality":"neutral"},{"name":"Labha","start":"07:04","end":"08:50","startHours":7.068860645756578,"endHours":8.825917570529224,"quality":"auspicious"},{"name":"Amṛta","start":"08:50","end":"10:35","startHours":8.825917570529224,"endHours":10.582974495301869,"quality":"auspicious"},{"name":"Kāla","start":"10:35","end":"12:20","startHours":10.582974495301869,"endHours":12.340031420074517,"quality":"inauspicious"},{"name":"Śubha","start":"12:20","end":"14:06","startHours":12.340031420074517,"endHours":14.097088344847162,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:51","startHours":14.097088344847162,"endHours":15.854145269619806,"quality":"inauspicious"},{"name":"Udveg","start":"15:51","end":"17:37","startHours":15.854145269619806,"endHours":17.611202194392455,"quality":"inauspicious"},{"name":"Chala","start":"17:37","end":"19:22","startHours":17.611202194392455,"endHours":19.3682591191651,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:22","end":"20:37","startHours":19.3682591191651,"endHours":20.611202194392455,"quality":"inauspicious"},{"name":"Udveg","start":"20:37","end":"21:51","startHours":20.611202194392455,"endHours":21.854145269619806,"quality":"inauspicious"},{"name":"Chala","start":"21:51","end":"23:06","startHours":21.854145269619806,"endHours":23.097088344847162,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:20","startHours":23.097088344847162,"endHours":24.340031420074517,"quality":"auspicious"},{"name":"Amṛta","start":"00:20","end":"01:35","startHours":24.340031420074517,"endHours":25.58297449530187,"quality":"auspicious"},{"name":"Kāla","start":"01:35","end":"02:50","startHours":25.58297449530187,"endHours":26.825917570529224,"quality":"inauspicious"},{"name":"Śubha","start":"02:50","end":"04:04","startHours":26.825917570529224,"endHours":28.06886064575658,"quality":"auspicious"},{"name":"Roga","start":"04:04","end":"05:19","startHours":28.06886064575658,"endHours":29.31180372098393,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:19","end":"06:19","startHours":5.311803720983932,"endHours":6.311803720983932,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:19","end":"07:19","startHours":6.311803720983932,"endHours":7.311803720983932,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:19","end":"08:19","startHours":7.311803720983932,"endHours":8.311803720983931,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:19","end":"09:19","startHours":8.311803720983931,"endHours":9.311803720983931,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:19","end":"10:19","startHours":9.311803720983931,"endHours":10.311803720983931,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:19","end":"11:19","startHours":10.311803720983931,"endHours":11.311803720983931,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:19","end":"12:19","startHours":11.311803720983931,"endHours":12.311803720983931,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:19","end":"13:19","startHours":12.311803720983931,"endHours":13.311803720983931,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:19","end":"14:19","startHours":13.311803720983931,"endHours":14.311803720983931,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:19","end":"15:19","startHours":14.311803720983931,"endHours":15.311803720983931,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:19","end":"16:19","startHours":15.311803720983931,"endHours":16.31180372098393,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:19","end":"17:19","startHours":16.31180372098393,"endHours":17.31180372098393,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:19","end":"18:19","startHours":17.31180372098393,"endHours":18.31180372098393,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:19","end":"19:19","startHours":18.31180372098393,"endHours":19.31180372098393,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:19","end":"20:19","startHours":19.31180372098393,"endHours":20.31180372098393,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:19","end":"21:19","startHours":20.31180372098393,"endHours":21.31180372098393,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:19","end":"22:19","startHours":21.31180372098393,"endHours":22.31180372098393,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:19","end":"23:19","startHours":22.31180372098393,"endHours":23.31180372098393,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:19","end":"00:19","startHours":23.31180372098393,"endHours":24.31180372098393,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:19","end":"01:19","startHours":24.31180372098393,"endHours":25.31180372098393,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:19","end":"02:19","startHours":25.31180372098393,"endHours":26.31180372098393,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:19","end":"03:19","startHours":26.31180372098393,"endHours":27.31180372098393,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:19","end":"04:19","startHours":27.31180372098393,"endHours":28.31180372098393,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:19","end":"05:19","startHours":28.31180372098393,"endHours":29.31180372098393,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.146277136933787,"eotMinutes":-3.4722852044708983,"ayanamsa":23.385}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Caturdaśī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 July 1, 1966 CE · Ṛṣikeśa · Vidhyamitra","description":"July 1, 1966 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 05:19, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1966-07-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1966-07-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/1966-07-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/1966-07-01","x-default":"https://vidhyamitra.com/city/rishikesh/1966-07-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T04:55:53.439Z","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":"2026-05-20T04:55:53.439Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T04:55:53.439Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}