{"id":"vidhyamitra:city-day:rishikesh:1873-07-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1873-07-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1873-07-17","date_display":"July 17, 1873 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":1873,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405356.770833,"kali_year":4975,"ahargana":1816891.2708,"sun":{"sidereal_longitude":92.2368,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":1.833,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.5962,"elapsed_within_tithi_degrees":5.5962},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.833,"elapsed_within_degrees":1.833},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.0698},"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":1873,"month":7,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2405356.770833,"ahargana":1816891.2708,"kali_year":4975,"ayanamsa_lahiri":22.0865,"grahas":{"sun":{"sidereal_longitude":92.38833999999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":4.446640000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-2.2838},"mars":{"sidereal_longitude":196.61634000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":120.96583999999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":130.81704000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":48.47453999999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":278.84844,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":32.357,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":212.357,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":1873,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405356.770833,"kali_year":4975,"ahargana":1816891.2708,"sun":{"sidereal_longitude":92.2368,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":1.833,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.5962,"elapsed_within_tithi_degrees":5.5962},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.833,"elapsed_within_degrees":1.833},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.0698},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.284,"elongation":90.404},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.284,"opposition_distance":89.596}},"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":"05:26","sunsetLocal":"19:19","solarNoonLocal":"12:23","dayLengthHours":13.875255112719126,"dayLengthDisplay":"13 Hours 52 Mins 31 Secs","nightLengthDisplay":"10 Hours 07 Mins 29 Secs","moonriseLocal":"00:04","moonsetLocal":"12:58","rahuKala":{"name":"Rāhu Kāla","start":"14:07","end":"15:51","startHours":14.11279327074487,"endHours":15.847200159834761,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:26","end":"07:11","startHours":5.440758825295417,"endHours":7.175165714385307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:55","end":"10:39","startHours":8.909572603475198,"endHours":10.643979492565089,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:08","startHours":8.678318351596547,"endHours":9.14082685535385,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:23","startHours":6.018894454992047,"endHours":6.38890125799789,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:50","startHours":11.915877877897675,"endHours":12.840894885412283,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:35","end":"04:31","startHours":3.5907248102661997,"endHours":4.515741817780809,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:17","end":"05:26","startHours":4.284487565902156,"endHours":5.440758825295417,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:37","startHours":14.6909289004415,"endHours":15.615945907956108,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:07","end":"19:31","startHours":19.116013938014543,"endHours":19.51601393801454,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:19","end":"19:54","startHours":19.316013938014542,"endHours":19.89414956771117,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:04","end":"20:49","startHours":19.066013938014542,"endHours":20.816013938014542,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:50","startHours":23.91587787789767,"endHours":24.840894885412283,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:26","end":"07:11","startHours":5.440758825295417,"endHours":7.175165714385307,"quality":"auspicious"},{"name":"Roga","start":"07:11","end":"08:55","startHours":7.175165714385307,"endHours":8.909572603475198,"quality":"inauspicious"},{"name":"Udveg","start":"08:55","end":"10:39","startHours":8.909572603475198,"endHours":10.643979492565089,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:23","startHours":10.643979492565089,"endHours":12.37838638165498,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"14:07","startHours":12.37838638165498,"endHours":14.11279327074487,"quality":"auspicious"},{"name":"Amṛta","start":"14:07","end":"15:51","startHours":14.11279327074487,"endHours":15.847200159834761,"quality":"auspicious"},{"name":"Kāla","start":"15:51","end":"17:35","startHours":15.847200159834761,"endHours":17.581607048924653,"quality":"inauspicious"},{"name":"Śubha","start":"17:35","end":"19:19","startHours":17.581607048924653,"endHours":19.316013938014542,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:19","end":"20:35","startHours":19.316013938014542,"endHours":20.581607048924653,"quality":"auspicious"},{"name":"Kāla","start":"20:35","end":"21:51","startHours":20.581607048924653,"endHours":21.84720015983476,"quality":"inauspicious"},{"name":"Śubha","start":"21:51","end":"23:07","startHours":21.84720015983476,"endHours":23.11279327074487,"quality":"auspicious"},{"name":"Roga","start":"23:07","end":"00:23","startHours":23.11279327074487,"endHours":24.37838638165498,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:39","startHours":24.37838638165498,"endHours":25.643979492565087,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"02:55","startHours":25.643979492565087,"endHours":26.909572603475198,"quality":"neutral"},{"name":"Labha","start":"02:55","end":"04:11","startHours":26.909572603475198,"endHours":28.175165714385308,"quality":"auspicious"},{"name":"Amṛta","start":"04:11","end":"05:26","startHours":28.175165714385308,"endHours":29.44075882529542,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.440758825295417,"endHours":6.440758825295417,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.440758825295417,"endHours":7.440758825295417,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.440758825295417,"endHours":8.440758825295417,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.440758825295417,"endHours":9.440758825295417,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.440758825295417,"endHours":10.440758825295417,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.440758825295417,"endHours":11.440758825295417,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.440758825295417,"endHours":12.440758825295417,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.440758825295417,"endHours":13.440758825295417,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.440758825295417,"endHours":14.440758825295417,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.440758825295417,"endHours":15.440758825295417,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.440758825295417,"endHours":16.44075882529542,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.44075882529542,"endHours":17.44075882529542,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.44075882529542,"endHours":18.44075882529542,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.44075882529542,"endHours":19.44075882529542,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.44075882529542,"endHours":20.44075882529542,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.44075882529542,"endHours":21.44075882529542,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.44075882529542,"endHours":22.44075882529542,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.44075882529542,"endHours":23.44075882529542,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.44075882529542,"endHours":24.44075882529542,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.44075882529542,"endHours":25.44075882529542,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.44075882529542,"endHours":26.44075882529542,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.44075882529542,"endHours":27.44075882529542,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.44075882529542,"endHours":28.44075882529542,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.44075882529542,"endHours":29.44075882529542,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.222676031232606,"eotMinutes":-5.773582899298716,"ayanamsa":22.0865}},"calendars":{"vikram_samvat":1930,"vikram_samvatsara":"Vyaya","saka_samvat":1795,"saka_samvatsara":"Śrīmukha","bengali_samvat":1280,"malayalam_era":1049,"nanakshahi_year":404,"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 Aṣṭamī · Vikram 1930 Vyaya · Śaka 1795 Śrīmukha"},"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},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 17, 1873 CE · Ṛṣikeśa · Vidhyamitra","description":"July 17, 1873 CE for Ṛṣikeśa: Kṛṣṇa Aṣṭamī, sūryodaya 05:26, sūryāsta 19:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1873-07-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1873-07-17","sa":"https://sa.vidhyamitra.com/city/rishikesh/1873-07-17","hi":"https://hi.vidhyamitra.com/city/rishikesh/1873-07-17","x-default":"https://vidhyamitra.com/city/rishikesh/1873-07-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T07:25:18.290Z","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":"2026-06-02T07:25:18.290Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T07:25:18.290Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}