{"id":"vidhyamitra:city-day:rishikesh:1910-12-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1910-12-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1910-12-08","date_display":"December 8, 1910 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":1910,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419013.770833,"kali_year":5012,"ahargana":1830548.2708,"sun":{"sidereal_longitude":232.2426,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":304.8341,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.5915,"elapsed_within_tithi_degrees":0.5915},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8341,"elapsed_within_degrees":11.5007},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.0766},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1910,"month":12,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419013.770833,"ahargana":1830548.2708,"kali_year":5012,"ayanamsa_lahiri":22.6088,"grahas":{"sun":{"sidereal_longitude":232.47214199999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":301.364742,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false,"latitude":-4.4745},"mars":{"sidereal_longitude":209.971942,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":247.60304199999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":194.15154200000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":236.51444200000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":8.741741999999988,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":28.7434,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":208.7434,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1910,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419013.770833,"kali_year":5012,"ahargana":1830548.2708,"sun":{"sidereal_longitude":232.2426,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":304.8341,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.5915,"elapsed_within_tithi_degrees":0.5915},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8341,"elapsed_within_degrees":11.5007},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.0766},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.475,"elongation":72.591},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.475,"opposition_distance":107.409}},"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":"07:01","sunsetLocal":"17:18","solarNoonLocal":"12:10","dayLengthHours":10.282018667987504,"dayLengthDisplay":"10 Hours 16 Mins 55 Secs","nightLengthDisplay":"13 Hours 43 Mins 05 Secs","moonriseLocal":"11:14","moonsetLocal":"22:16","rahuKala":{"name":"Rāhu Kāla","start":"13:27","end":"14:44","startHours":13.445775248392874,"endHours":14.731027581891311,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:01","end":"08:18","startHours":7.019513580900683,"endHours":8.304765914399121,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:35","end":"10:53","startHours":9.590018247897559,"endHours":10.875270581395997,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:46","startHours":9.418651270097767,"endHours":9.761385225697351,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:43","startHours":7.4479310254001625,"endHours":7.722118189879829,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:30","startHours":11.81778895929485,"endHours":12.503256870494019,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:20","startHours":5.648577758502349,"endHours":6.334045669701516,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:01","startHours":6.162678691901724,"endHours":7.019513580900683,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:52","end":"14:34","startHours":13.874192692892352,"endHours":14.559660604091519,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.101532248888187,"endHours":17.501532248888186,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:44","startHours":17.301532248888186,"endHours":17.729949693387667,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.051532248888186,"endHours":18.801532248888186,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:30","startHours":23.81778895929485,"endHours":24.50325687049402,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:01","end":"08:18","startHours":7.019513580900683,"endHours":8.304765914399121,"quality":"auspicious"},{"name":"Roga","start":"08:18","end":"09:35","startHours":8.304765914399121,"endHours":9.590018247897559,"quality":"inauspicious"},{"name":"Udveg","start":"09:35","end":"10:53","startHours":9.590018247897559,"endHours":10.875270581395997,"quality":"inauspicious"},{"name":"Chala","start":"10:53","end":"12:10","startHours":10.875270581395997,"endHours":12.160522914894436,"quality":"neutral"},{"name":"Labha","start":"12:10","end":"13:27","startHours":12.160522914894436,"endHours":13.445775248392874,"quality":"auspicious"},{"name":"Amṛta","start":"13:27","end":"14:44","startHours":13.445775248392874,"endHours":14.731027581891311,"quality":"auspicious"},{"name":"Kāla","start":"14:44","end":"16:01","startHours":14.731027581891311,"endHours":16.01627991538975,"quality":"inauspicious"},{"name":"Śubha","start":"16:01","end":"17:18","startHours":16.01627991538975,"endHours":17.301532248888186,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:18","end":"19:01","startHours":17.301532248888186,"endHours":19.01627991538975,"quality":"auspicious"},{"name":"Kāla","start":"19:01","end":"20:44","startHours":19.01627991538975,"endHours":20.73102758189131,"quality":"inauspicious"},{"name":"Śubha","start":"20:44","end":"22:27","startHours":20.73102758189131,"endHours":22.44577524839287,"quality":"auspicious"},{"name":"Roga","start":"22:27","end":"00:10","startHours":22.44577524839287,"endHours":24.160522914894436,"quality":"inauspicious"},{"name":"Udveg","start":"00:10","end":"01:53","startHours":24.160522914894436,"endHours":25.875270581395995,"quality":"inauspicious"},{"name":"Chala","start":"01:53","end":"03:35","startHours":25.875270581395995,"endHours":27.590018247897557,"quality":"neutral"},{"name":"Labha","start":"03:35","end":"05:18","startHours":27.590018247897557,"endHours":29.30476591439912,"quality":"auspicious"},{"name":"Amṛta","start":"05:18","end":"07:01","startHours":29.30476591439912,"endHours":31.019513580900682,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.019513580900683,"endHours":8.019513580900682,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.019513580900682,"endHours":9.019513580900682,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.019513580900682,"endHours":10.019513580900682,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.019513580900682,"endHours":11.019513580900682,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.019513580900682,"endHours":12.019513580900682,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.019513580900682,"endHours":13.019513580900682,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.019513580900682,"endHours":14.019513580900682,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.019513580900682,"endHours":15.019513580900682,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.019513580900682,"endHours":16.019513580900682,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.019513580900682,"endHours":17.019513580900682,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.019513580900682,"endHours":18.019513580900682,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.019513580900682,"endHours":19.019513580900682,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.019513580900682,"endHours":20.019513580900682,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.019513580900682,"endHours":21.019513580900682,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.019513580900682,"endHours":22.019513580900682,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.019513580900682,"endHours":23.019513580900682,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.019513580900682,"endHours":24.019513580900682,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.019513580900682,"endHours":25.019513580900682,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.019513580900682,"endHours":26.019513580900682,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.019513580900682,"endHours":27.019513580900682,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.019513580900682,"endHours":28.019513580900682,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.019513580900682,"endHours":29.019513580900682,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.019513580900682,"endHours":30.019513580900682,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.019513580900682,"endHours":31.019513580900682,"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.601847889849566,"eotMinutes":7.298225106333945,"ayanamsa":22.6088}},"calendars":{"vikram_samvat":1967,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1832,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1317,"malayalam_era":1086,"nanakshahi_year":441,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Saptamī · Vikram 1967 Rudhirodgāri · Śaka 1832 Sādhāraṇa"},"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":[]},"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 December 8, 1910 CE · Ṛṣikeśa · Vidhyamitra","description":"December 8, 1910 CE for Ṛṣikeśa: Śukla Saptamī, sūryodaya 07:01, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1910-12-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1910-12-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/1910-12-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/1910-12-08","x-default":"https://vidhyamitra.com/city/rishikesh/1910-12-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:44:35.139Z","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":"2026-05-30T23:44:35.139Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:44:35.139Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}