{"id":"vidhyamitra:city-day:rishikesh:1864-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1864-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1864-08-01","date_display":"August 1, 1864 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":1864,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402084.770833,"kali_year":4966,"ahargana":1813619.2708,"sun":{"sidereal_longitude":106.7903,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":89.5566,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.7663,"elapsed_within_tithi_degrees":6.7663},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":89.5566,"elapsed_within_degrees":9.5566},"yoga":{"number":15,"name":"Vajra","sum_longitude":196.3468},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":1864,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2402084.770833,"ahargana":1813619.2708,"kali_year":4966,"ayanamsa_lahiri":21.9613,"grahas":{"sun":{"sidereal_longitude":107.013555,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":89.55175500000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false,"latitude":-4.038},"mars":{"sidereal_longitude":25.274755000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":123.741355,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":208.45565499999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":112.66335500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":172.19825500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":205.7233,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":25.7233,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"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":1864,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402084.770833,"kali_year":4966,"ahargana":1813619.2708,"sun":{"sidereal_longitude":106.7903,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":89.5566,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.7663,"elapsed_within_tithi_degrees":6.7663},"nakshatra":{"number":7,"name":"Punarvasu","pada":3,"moon_longitude":89.5566,"elapsed_within_degrees":9.5566},"yoga":{"number":15,"name":"Vajra","sum_longitude":196.3468},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.038,"elongation":17.234},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.038,"opposition_distance":162.766}},"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":"05:35","sunsetLocal":"19:11","solarNoonLocal":"12:23","dayLengthHours":13.585424587844454,"dayLengthDisplay":"13 Hours 35 Mins 08 Secs","nightLengthDisplay":"10 Hours 24 Mins 52 Secs","moonriseLocal":"04:17","moonsetLocal":"18:09","rahuKala":{"name":"Rāhu Kāla","start":"07:17","end":"08:59","startHours":7.287920277336834,"endHours":8.986098350817391,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:41","end":"12:23","startHours":10.684276424297948,"endHours":12.382454497778504,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:05","end":"15:47","startHours":14.080632571259063,"endHours":15.778810644739618,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:13","startHours":8.75967460768665,"endHours":9.212522093948133,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:31","startHours":6.1558015616831305,"endHours":6.518079550692316,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:50","startHours":11.929607011517025,"endHours":12.835301984039987,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:41","startHours":3.778352258810351,"endHours":4.684047231333314,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:27","end":"05:35","startHours":4.457623488202573,"endHours":5.589742203856278,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:33","startHours":14.646691929085915,"endHours":15.552386901608878,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.975166791700733,"endHours":19.37516679170073,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:44","startHours":19.175166791700732,"endHours":19.741226149527584,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.925166791700732,"endHours":20.675166791700732,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:50","startHours":23.92960701151702,"endHours":24.835301984039987,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:35","end":"07:17","startHours":5.589742203856278,"endHours":7.287920277336834,"quality":"auspicious"},{"name":"Kāla","start":"07:17","end":"08:59","startHours":7.287920277336834,"endHours":8.986098350817391,"quality":"inauspicious"},{"name":"Śubha","start":"08:59","end":"10:41","startHours":8.986098350817391,"endHours":10.684276424297948,"quality":"auspicious"},{"name":"Roga","start":"10:41","end":"12:23","startHours":10.684276424297948,"endHours":12.382454497778504,"quality":"inauspicious"},{"name":"Udveg","start":"12:23","end":"14:05","startHours":12.382454497778504,"endHours":14.080632571259063,"quality":"inauspicious"},{"name":"Chala","start":"14:05","end":"15:47","startHours":14.080632571259063,"endHours":15.778810644739618,"quality":"neutral"},{"name":"Labha","start":"15:47","end":"17:29","startHours":15.778810644739618,"endHours":17.476988718220174,"quality":"auspicious"},{"name":"Amṛta","start":"17:29","end":"19:11","startHours":17.476988718220174,"endHours":19.175166791700732,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:11","end":"20:29","startHours":19.175166791700732,"endHours":20.476988718220177,"quality":"neutral"},{"name":"Labha","start":"20:29","end":"21:47","startHours":20.476988718220177,"endHours":21.778810644739618,"quality":"auspicious"},{"name":"Amṛta","start":"21:47","end":"23:05","startHours":21.778810644739618,"endHours":23.080632571259063,"quality":"auspicious"},{"name":"Kāla","start":"23:05","end":"00:23","startHours":23.080632571259063,"endHours":24.382454497778504,"quality":"inauspicious"},{"name":"Śubha","start":"00:23","end":"01:41","startHours":24.382454497778504,"endHours":25.68427642429795,"quality":"auspicious"},{"name":"Roga","start":"01:41","end":"02:59","startHours":25.68427642429795,"endHours":26.986098350817393,"quality":"inauspicious"},{"name":"Udveg","start":"02:59","end":"04:17","startHours":26.986098350817393,"endHours":28.287920277336838,"quality":"inauspicious"},{"name":"Chala","start":"04:17","end":"05:35","startHours":28.287920277336838,"endHours":29.58974220385628,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.589742203856278,"endHours":6.589742203856278,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.589742203856278,"endHours":7.589742203856278,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.589742203856278,"endHours":8.589742203856279,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.589742203856279,"endHours":9.589742203856279,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.589742203856279,"endHours":10.589742203856279,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.589742203856279,"endHours":11.589742203856279,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.589742203856279,"endHours":12.589742203856279,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.589742203856279,"endHours":13.589742203856279,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.589742203856279,"endHours":14.589742203856279,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.589742203856279,"endHours":15.589742203856279,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.589742203856279,"endHours":16.58974220385628,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.58974220385628,"endHours":17.58974220385628,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.58974220385628,"endHours":18.58974220385628,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.58974220385628,"endHours":19.58974220385628,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.58974220385628,"endHours":20.58974220385628,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.58974220385628,"endHours":21.58974220385628,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.58974220385628,"endHours":22.58974220385628,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.58974220385628,"endHours":23.58974220385628,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.58974220385628,"endHours":24.58974220385628,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.58974220385628,"endHours":25.58974220385628,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.58974220385628,"endHours":26.58974220385628,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.58974220385628,"endHours":27.58974220385628,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.58974220385628,"endHours":28.58974220385628,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.58974220385628,"endHours":29.58974220385628,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.011386532213397,"eotMinutes":-6.017669866710306,"ayanamsa":21.9613}},"calendars":{"vikram_samvat":1921,"vikram_samvatsara":"Īśvara","saka_samvat":1786,"saka_samvatsara":"Raktākṣī","bengali_samvat":1271,"malayalam_era":1040,"nanakshahi_year":395,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Caturdaśī · Vikram 1921 Īśvara · Śaka 1786 Raktākṣī"},"festivals":[{"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":"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":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 August 1, 1864 CE · Ṛṣikeśa · Vidhyamitra","description":"August 1, 1864 CE for Ṛṣikeśa: Kṛṣṇa Caturdaśī, sūryodaya 05:35, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1864-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1864-08-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/1864-08-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/1864-08-01","x-default":"https://vidhyamitra.com/city/rishikesh/1864-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T03:33:11.528Z","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":"2026-05-30T03:33:11.528Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T03:33:11.528Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}