{"id":"vidhyamitra:city-day:rishikesh:1873-05-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1873-05-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1873-05-08","date_display":"May 8, 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":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405286.770833,"kali_year":4975,"ahargana":1816821.2708,"sun":{"sidereal_longitude":25.7166,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":153.2496,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.533,"elapsed_within_tithi_degrees":7.533},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":153.2496,"elapsed_within_degrees":6.583},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":178.9663},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"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":5,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2405286.770833,"ahargana":1816821.2708,"kali_year":4975,"ayanamsa_lahiri":22.0838,"grahas":{"sun":{"sidereal_longitude":25.408214999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":153.98981500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":4.0021},"mars":{"sidereal_longitude":193.19021499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":0.9736149999999952,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":121.141415,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":23.570814999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":281.73791499999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":36.0659,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":216.0659,"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":1873,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405286.770833,"kali_year":4975,"ahargana":1816821.2708,"sun":{"sidereal_longitude":25.7166,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":153.2496,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.533,"elapsed_within_tithi_degrees":7.533},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":153.2496,"elapsed_within_degrees":6.583},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":178.9663},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.002,"elongation":127.533},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.002,"opposition_distance":52.467}},"eclipse_window_40days":[{"offset_days":-11,"type":"solar","occurs":true,"moon_latitude":-1.442,"elongation":2.828},{"offset_days":18,"type":"solar","occurs":true,"moon_latitude":0.419,"elongation":2.479}]},"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":"05:28","sunsetLocal":"18:58","solarNoonLocal":"12:13","dayLengthHours":13.50129669524484,"dayLengthDisplay":"13 Hours 30 Mins 05 Secs","nightLengthDisplay":"10 Hours 29 Mins 55 Secs","moonriseLocal":"14:41","moonsetLocal":"02:54","rahuKala":{"name":"Rāhu Kāla","start":"13:55","end":"15:36","startHours":13.910214234873756,"endHours":15.59787632177936,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:28","end":"07:10","startHours":5.471903800345731,"endHours":7.159565887251336,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:51","end":"10:32","startHours":8.84722797415694,"endHours":10.534890061062546,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:37","end":"09:04","startHours":8.622206362569527,"endHours":9.072249585744355,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:24","startHours":6.034457829314266,"endHours":6.394492407854129,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:40","startHours":11.772508924793323,"endHours":12.67259537114298,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:40","end":"04:34","startHours":3.6717309076464195,"endHours":4.571817353996075,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:28","startHours":4.346795742408661,"endHours":5.471903800345731,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:22","startHours":14.47276826384229,"endHours":15.372854710191946,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:46","end":"19:10","startHours":18.773200495590572,"endHours":19.17320049559057,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:58","end":"19:32","startHours":18.97320049559057,"endHours":19.535754524559106,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:43","end":"20:28","startHours":18.72320049559057,"endHours":20.47320049559057,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:40","startHours":23.772508924793325,"endHours":24.67259537114298,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:28","end":"07:10","startHours":5.471903800345731,"endHours":7.159565887251336,"quality":"auspicious"},{"name":"Roga","start":"07:10","end":"08:51","startHours":7.159565887251336,"endHours":8.84722797415694,"quality":"inauspicious"},{"name":"Udveg","start":"08:51","end":"10:32","startHours":8.84722797415694,"endHours":10.534890061062546,"quality":"inauspicious"},{"name":"Chala","start":"10:32","end":"12:13","startHours":10.534890061062546,"endHours":12.222552147968152,"quality":"neutral"},{"name":"Labha","start":"12:13","end":"13:55","startHours":12.222552147968152,"endHours":13.910214234873756,"quality":"auspicious"},{"name":"Amṛta","start":"13:55","end":"15:36","startHours":13.910214234873756,"endHours":15.59787632177936,"quality":"auspicious"},{"name":"Kāla","start":"15:36","end":"17:17","startHours":15.59787632177936,"endHours":17.285538408684967,"quality":"inauspicious"},{"name":"Śubha","start":"17:17","end":"18:58","startHours":17.285538408684967,"endHours":18.97320049559057,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:58","end":"20:17","startHours":18.97320049559057,"endHours":20.285538408684967,"quality":"auspicious"},{"name":"Kāla","start":"20:17","end":"21:36","startHours":20.285538408684967,"endHours":21.59787632177936,"quality":"inauspicious"},{"name":"Śubha","start":"21:36","end":"22:55","startHours":21.59787632177936,"endHours":22.910214234873756,"quality":"auspicious"},{"name":"Roga","start":"22:55","end":"00:13","startHours":22.910214234873756,"endHours":24.222552147968152,"quality":"inauspicious"},{"name":"Udveg","start":"00:13","end":"01:32","startHours":24.222552147968152,"endHours":25.534890061062548,"quality":"inauspicious"},{"name":"Chala","start":"01:32","end":"02:51","startHours":25.534890061062548,"endHours":26.847227974156944,"quality":"neutral"},{"name":"Labha","start":"02:51","end":"04:10","startHours":26.847227974156944,"endHours":28.159565887251336,"quality":"auspicious"},{"name":"Amṛta","start":"04:10","end":"05:28","startHours":28.159565887251336,"endHours":29.471903800345732,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:28","end":"06:28","startHours":5.471903800345731,"endHours":6.471903800345731,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:28","end":"07:28","startHours":6.471903800345731,"endHours":7.471903800345731,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:28","end":"08:28","startHours":7.471903800345731,"endHours":8.471903800345732,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:28","end":"09:28","startHours":8.471903800345732,"endHours":9.471903800345732,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:28","end":"10:28","startHours":9.471903800345732,"endHours":10.471903800345732,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:28","end":"11:28","startHours":10.471903800345732,"endHours":11.471903800345732,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:28","end":"12:28","startHours":11.471903800345732,"endHours":12.471903800345732,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:28","end":"13:28","startHours":12.471903800345732,"endHours":13.471903800345732,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:28","end":"14:28","startHours":13.471903800345732,"endHours":14.471903800345732,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:28","end":"15:28","startHours":14.471903800345732,"endHours":15.471903800345732,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:28","end":"16:28","startHours":15.471903800345732,"endHours":16.471903800345732,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:28","end":"17:28","startHours":16.471903800345732,"endHours":17.471903800345732,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:28","end":"18:28","startHours":17.471903800345732,"endHours":18.471903800345732,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:28","end":"19:28","startHours":18.471903800345732,"endHours":19.471903800345732,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:28","end":"20:28","startHours":19.471903800345732,"endHours":20.471903800345732,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:28","end":"21:28","startHours":20.471903800345732,"endHours":21.471903800345732,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:28","end":"22:28","startHours":21.471903800345732,"endHours":22.471903800345732,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:28","end":"23:28","startHours":22.471903800345732,"endHours":23.471903800345732,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:28","end":"00:28","startHours":23.471903800345732,"endHours":24.471903800345732,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:28","end":"01:28","startHours":24.471903800345732,"endHours":25.471903800345732,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:28","end":"02:28","startHours":25.471903800345732,"endHours":26.471903800345732,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:28","end":"03:28","startHours":26.471903800345732,"endHours":27.471903800345732,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:28","end":"04:28","startHours":27.471903800345732,"endHours":28.471903800345732,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:28","end":"05:28","startHours":28.471903800345732,"endHours":29.471903800345732,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.049733458541258,"eotMinutes":3.576471121910833,"ayanamsa":22.0838}},"calendars":{"vikram_samvat":1930,"vikram_samvatsara":"Vyaya","saka_samvat":1795,"saka_samvatsara":"Śrīmukha","bengali_samvat":1280,"malayalam_era":1049,"nanakshahi_year":404,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Ekādaśī · Vikram 1930 Vyaya · Śaka 1795 Śrīmukha"},"festivals":[{"id":"mohini-ekadashi","name":"Mohinī Ekādaśī","name_sanskrit":"मोहिनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (Mohinī form)","significance":"Mohinī-form of Viṣṇu deceived asuras during samudra-mathana for amṛta.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":3,"sources":["Bhāgavata 8.9"]},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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 May 8, 1873 CE · Ṛṣikeśa · Vidhyamitra","description":"May 8, 1873 CE for Ṛṣikeśa: Śukla Ekādaśī, sūryodaya 05:28, sūryāsta 18:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1873-05-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1873-05-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/1873-05-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/1873-05-08","x-default":"https://vidhyamitra.com/city/rishikesh/1873-05-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T10:26:55.611Z","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":"2026-06-02T10:26:55.611Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T10:26:55.611Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}