{"id":"vidhyamitra:city-day:rishikesh:1977-11-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1977-11-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1977-11-10","date_display":"November 10, 1977 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":1977,"month":11,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443457.770833,"kali_year":5079,"ahargana":1854992.2708,"sun":{"sidereal_longitude":203.3987,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":185.9671,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5683,"elapsed_within_tithi_degrees":6.5683},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.9671,"elapsed_within_degrees":12.6338},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.3658},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":1977,"month":11,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443457.770833,"ahargana":1854992.2708,"kali_year":5079,"ayanamsa_lahiri":23.5437,"grahas":{"sun":{"sidereal_longitude":203.98510199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":186.70850199999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":0.9642},"mars":{"sidereal_longitude":102.252702,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":217.20890199999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":71.90560199999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":186.64010199999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":126.036902,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":173.5826,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":353.5826,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1977,"month":11,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443457.770833,"kali_year":5079,"ahargana":1854992.2708,"sun":{"sidereal_longitude":203.3987,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":185.9671,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5683,"elapsed_within_tithi_degrees":6.5683},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.9671,"elapsed_within_degrees":12.6338},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.3658},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.964,"elongation":17.432},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.964,"opposition_distance":162.568}},"eclipse_window_40days":[{"offset_days":-14,"type":"lunar","occurs":true,"moon_latitude":-1.343,"opposition_distance":2.387}]},"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":"06:38","sunsetLocal":"17:24","solarNoonLocal":"12:01","dayLengthHours":10.770697920570221,"dayLengthDisplay":"10 Hours 46 Mins 15 Secs","nightLengthDisplay":"13 Hours 13 Mins 45 Secs","moonriseLocal":"05:17","moonsetLocal":"16:28","rahuKala":{"name":"Rāhu Kāla","start":"13:22","end":"14:43","startHours":13.366220365872156,"endHours":14.712557605943434,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:38","end":"07:59","startHours":6.634534165515768,"endHours":7.980871405587045,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:20","end":"10:40","startHours":9.327208645658324,"endHours":10.6735458857296,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:30","startHours":9.14769701364882,"endHours":9.506720277667826,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:05","end":"07:22","startHours":7.083313245539527,"endHours":7.370531856754733,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:23","startHours":11.66085986178187,"endHours":12.378906389819885,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:55","startHours":5.198441109439738,"endHours":5.916487637477753,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:44","end":"06:38","startHours":5.736976005468249,"endHours":6.634534165515768,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:32","startHours":13.814999445895914,"endHours":14.533045973933929,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.20523208608599,"endHours":17.605232086085987,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:51","startHours":17.405232086085988,"endHours":17.854011166109746,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.155232086085988,"endHours":18.905232086085988,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:23","startHours":23.66085986178187,"endHours":24.378906389819885,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:38","end":"07:59","startHours":6.634534165515768,"endHours":7.980871405587045,"quality":"auspicious"},{"name":"Roga","start":"07:59","end":"09:20","startHours":7.980871405587045,"endHours":9.327208645658324,"quality":"inauspicious"},{"name":"Udveg","start":"09:20","end":"10:40","startHours":9.327208645658324,"endHours":10.6735458857296,"quality":"inauspicious"},{"name":"Chala","start":"10:40","end":"12:01","startHours":10.6735458857296,"endHours":12.019883125800877,"quality":"neutral"},{"name":"Labha","start":"12:01","end":"13:22","startHours":12.019883125800877,"endHours":13.366220365872156,"quality":"auspicious"},{"name":"Amṛta","start":"13:22","end":"14:43","startHours":13.366220365872156,"endHours":14.712557605943434,"quality":"auspicious"},{"name":"Kāla","start":"14:43","end":"16:04","startHours":14.712557605943434,"endHours":16.05889484601471,"quality":"inauspicious"},{"name":"Śubha","start":"16:04","end":"17:24","startHours":16.05889484601471,"endHours":17.405232086085988,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:24","end":"19:04","startHours":17.405232086085988,"endHours":19.05889484601471,"quality":"auspicious"},{"name":"Kāla","start":"19:04","end":"20:43","startHours":19.05889484601471,"endHours":20.71255760594343,"quality":"inauspicious"},{"name":"Śubha","start":"20:43","end":"22:22","startHours":20.71255760594343,"endHours":22.366220365872156,"quality":"auspicious"},{"name":"Roga","start":"22:22","end":"00:01","startHours":22.366220365872156,"endHours":24.019883125800877,"quality":"inauspicious"},{"name":"Udveg","start":"00:01","end":"01:40","startHours":24.019883125800877,"endHours":25.6735458857296,"quality":"inauspicious"},{"name":"Chala","start":"01:40","end":"03:20","startHours":25.6735458857296,"endHours":27.327208645658324,"quality":"neutral"},{"name":"Labha","start":"03:20","end":"04:59","startHours":27.327208645658324,"endHours":28.980871405587045,"quality":"auspicious"},{"name":"Amṛta","start":"04:59","end":"06:38","startHours":28.980871405587045,"endHours":30.634534165515767,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.634534165515768,"endHours":7.634534165515768,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.634534165515768,"endHours":8.634534165515767,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.634534165515767,"endHours":9.634534165515767,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.634534165515767,"endHours":10.634534165515767,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.634534165515767,"endHours":11.634534165515767,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.634534165515767,"endHours":12.634534165515767,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.634534165515767,"endHours":13.634534165515767,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.634534165515767,"endHours":14.634534165515767,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.634534165515767,"endHours":15.634534165515767,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.634534165515767,"endHours":16.634534165515767,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.634534165515767,"endHours":17.634534165515767,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.634534165515767,"endHours":18.634534165515767,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.634534165515767,"endHours":19.634534165515767,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.634534165515767,"endHours":20.634534165515767,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.634534165515767,"endHours":21.634534165515767,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.634534165515767,"endHours":22.634534165515767,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.634534165515767,"endHours":23.634534165515767,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.634534165515767,"endHours":24.634534165515767,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.634534165515767,"endHours":25.634534165515767,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.634534165515767,"endHours":26.634534165515767,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.634534165515767,"endHours":27.634534165515767,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.634534165515767,"endHours":28.634534165515767,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.634534165515767,"endHours":29.634534165515767,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.634534165515767,"endHours":30.634534165515767,"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":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.06007091675903,"eotMinutes":15.736612451947337,"ayanamsa":23.5437}},"calendars":{"vikram_samvat":2034,"vikram_samvatsara":"Pramoda","saka_samvat":1899,"saka_samvatsara":"Piṅgala","bengali_samvat":1384,"malayalam_era":1153,"nanakshahi_year":508,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Caturdaśī · Vikram 2034 Pramoda · Śaka 1899 Piṅgala"},"festivals":[{"id":"naraka-chaturdashi","name":"Naraka Caturdaśī (Choṭī Diwālī)","name_sanskrit":"नरक चतुर्दशी","tradition":"Vaishnava","associated_deity":"Krishna (Narakāsura-vadha)","significance":"Krishna slew Narakāsura, freeing 16,000 captive princesses. Day 2 of Diwali.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":2,"sources":["Bhāgavata 10.59"]},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"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 November 10, 1977 CE · Ṛṣikeśa · Vidhyamitra","description":"November 10, 1977 CE for Ṛṣikeśa: Kṛṣṇa Caturdaśī, sūryodaya 06:38, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1977-11-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1977-11-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/1977-11-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/1977-11-10","x-default":"https://vidhyamitra.com/city/rishikesh/1977-11-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:56:18.606Z","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":"2026-06-02T02:56:18.606Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:56:18.606Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}