{"id":"vidhyamitra:city-day:rishikesh:1913-12-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1913-12-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1913-12-26","date_display":"December 26, 1913 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":1913,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420127.770833,"kali_year":5015,"ahargana":1831662.2708,"sun":{"sidereal_longitude":250.9465,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":232.5828,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":341.6363,"elapsed_within_tithi_degrees":5.6363},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.5828,"elapsed_within_degrees":5.9162},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.5293},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1913,"month":12,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2420127.770833,"ahargana":1831662.2708,"kali_year":5015,"ayanamsa_lahiri":22.6514,"grahas":{"sun":{"sidereal_longitude":251.02547900000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":230.974379,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-4.4651},"mars":{"sidereal_longitude":87.40657900000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":235.42027900000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":272.2989789999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":240.79207900000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":51.399478999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":329.7183,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":149.7183,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":1913,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2420127.770833,"kali_year":5015,"ahargana":1831662.2708,"sun":{"sidereal_longitude":250.9465,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":232.5828,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":341.6363,"elapsed_within_tithi_degrees":5.6363},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.5828,"elapsed_within_degrees":5.9162},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.5293},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.465,"elongation":18.364},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.465,"opposition_distance":161.636}},"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":"07:12","sunsetLocal":"17:24","solarNoonLocal":"12:18","dayLengthHours":10.20949496144786,"dayLengthDisplay":"10 Hours 12 Mins 34 Secs","nightLengthDisplay":"13 Hours 47 Mins 26 Secs","moonriseLocal":"05:50","moonsetLocal":"16:05","rahuKala":{"name":"Rāhu Kāla","start":"11:01","end":"12:18","startHours":11.021973335326088,"endHours":12.29816020550707,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:51","end":"16:08","startHours":14.850533945869035,"endHours":16.126720816050018,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:28","end":"09:45","startHours":8.469599594964123,"endHours":9.745786465145105,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:55","startHours":9.575628215787642,"endHours":9.915944714502569,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:53","startHours":7.618808348176802,"endHours":7.891061547148745,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:38","startHours":11.957843706792142,"endHours":12.638476704221999,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:31","startHours":5.832146729923426,"endHours":6.5127797273532835,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:12","startHours":6.342621477995819,"endHours":7.1934127247831405,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:41","startHours":13.999742699081713,"endHours":14.68037569651157,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.202907686231,"endHours":17.602907686231,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:50","startHours":17.402907686231,"endHours":17.828303309624662,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.152907686231,"endHours":18.902907686231,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:38","startHours":23.95784370679214,"endHours":24.638476704222,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:12","end":"08:28","startHours":7.1934127247831405,"endHours":8.469599594964123,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"09:45","startHours":8.469599594964123,"endHours":9.745786465145105,"quality":"auspicious"},{"name":"Amṛta","start":"09:45","end":"11:01","startHours":9.745786465145105,"endHours":11.021973335326088,"quality":"auspicious"},{"name":"Kāla","start":"11:01","end":"12:18","startHours":11.021973335326088,"endHours":12.29816020550707,"quality":"inauspicious"},{"name":"Śubha","start":"12:18","end":"13:34","startHours":12.29816020550707,"endHours":13.574347075688053,"quality":"auspicious"},{"name":"Roga","start":"13:34","end":"14:51","startHours":13.574347075688053,"endHours":14.850533945869035,"quality":"inauspicious"},{"name":"Udveg","start":"14:51","end":"16:08","startHours":14.850533945869035,"endHours":16.126720816050018,"quality":"inauspicious"},{"name":"Chala","start":"16:08","end":"17:24","startHours":16.126720816050018,"endHours":17.402907686231,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:24","end":"19:08","startHours":17.402907686231,"endHours":19.126720816050018,"quality":"inauspicious"},{"name":"Udveg","start":"19:08","end":"20:51","startHours":19.126720816050018,"endHours":20.850533945869035,"quality":"inauspicious"},{"name":"Chala","start":"20:51","end":"22:34","startHours":20.850533945869035,"endHours":22.574347075688053,"quality":"neutral"},{"name":"Labha","start":"22:34","end":"00:18","startHours":22.574347075688053,"endHours":24.29816020550707,"quality":"auspicious"},{"name":"Amṛta","start":"00:18","end":"02:01","startHours":24.29816020550707,"endHours":26.021973335326088,"quality":"auspicious"},{"name":"Kāla","start":"02:01","end":"03:45","startHours":26.021973335326088,"endHours":27.745786465145105,"quality":"inauspicious"},{"name":"Śubha","start":"03:45","end":"05:28","startHours":27.745786465145105,"endHours":29.469599594964123,"quality":"auspicious"},{"name":"Roga","start":"05:28","end":"07:12","startHours":29.469599594964123,"endHours":31.19341272478314,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.1934127247831405,"endHours":8.19341272478314,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.19341272478314,"endHours":9.19341272478314,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.19341272478314,"endHours":10.19341272478314,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.19341272478314,"endHours":11.19341272478314,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.19341272478314,"endHours":12.19341272478314,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.19341272478314,"endHours":13.19341272478314,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.19341272478314,"endHours":14.19341272478314,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.19341272478314,"endHours":15.19341272478314,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.19341272478314,"endHours":16.19341272478314,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.19341272478314,"endHours":17.19341272478314,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.19341272478314,"endHours":18.19341272478314,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.19341272478314,"endHours":19.19341272478314,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.19341272478314,"endHours":20.19341272478314,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.19341272478314,"endHours":21.19341272478314,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.19341272478314,"endHours":22.19341272478314,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.19341272478314,"endHours":23.19341272478314,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.19341272478314,"endHours":24.19341272478314,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.19341272478314,"endHours":25.19341272478314,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.19341272478314,"endHours":26.19341272478314,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.19341272478314,"endHours":27.19341272478314,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.19341272478314,"endHours":28.19341272478314,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.19341272478314,"endHours":29.19341272478314,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.19341272478314,"endHours":30.19341272478314,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.19341272478314,"endHours":31.19341272478314,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.385383940309854,"eotMinutes":-0.9600123304242594,"ayanamsa":22.6514}},"calendars":{"vikram_samvat":1970,"vikram_samvatsara":"Akṣaya","saka_samvat":1835,"saka_samvatsara":"Pramādī","bengali_samvat":1320,"malayalam_era":1089,"nanakshahi_year":444,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 1970 Akṣaya · Śaka 1835 Pramādī"},"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 December 26, 1913 CE · Ṛṣikeśa · Vidhyamitra","description":"December 26, 1913 CE for Ṛṣikeśa: Kṛṣṇa Caturdaśī, sūryodaya 07:12, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1913-12-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1913-12-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/1913-12-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/1913-12-26","x-default":"https://vidhyamitra.com/city/rishikesh/1913-12-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:59:29.058Z","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":"2026-06-01T01:59:29.058Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:59:29.058Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}