{"id":"vidhyamitra:city-day:rishikesh:1931-01-14:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1931-01-14","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1931-01-14","date_display":"January 14, 1931 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":1931,"month":1,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426355.770833,"kali_year":5032,"ahargana":1837890.2708,"sun":{"sidereal_longitude":270.0656,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":213.7332,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":303.6677,"elapsed_within_tithi_degrees":3.6677},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.7332,"elapsed_within_degrees":0.3999},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.7988},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1931,"month":1,"day":14,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2426355.770833,"ahargana":1837890.2708,"kali_year":5032,"ayanamsa_lahiri":22.8896,"grahas":{"sun":{"sidereal_longitude":270.022324,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":214.983524,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-2.5149},"mars":{"sidereal_longitude":110.22002399999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":254.71422400000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":82.26282400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":true},"venus":{"sidereal_longitude":225.653824,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":262.722224,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":359.7289,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":179.7289,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":1931,"month":1,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426355.770833,"kali_year":5032,"ahargana":1837890.2708,"sun":{"sidereal_longitude":270.0656,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":213.7332,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":303.6677,"elapsed_within_tithi_degrees":3.6677},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.7332,"elapsed_within_degrees":0.3999},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.7988},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.515,"elongation":56.332},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.515,"opposition_distance":123.668}},"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":"07:14","sunsetLocal":"17:37","solarNoonLocal":"12:26","dayLengthHours":10.383234719467609,"dayLengthDisplay":"10 Hours 23 Mins 00 Secs","nightLengthDisplay":"13 Hours 37 Mins 00 Secs","moonriseLocal":"03:31","moonsetLocal":"14:01","rahuKala":{"name":"Rāhu Kāla","start":"12:26","end":"13:44","startHours":12.43211874998914,"endHours":13.73002308992259,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:32","end":"09:50","startHours":8.538405730188785,"endHours":9.836310070122238,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:08","end":"12:26","startHours":11.134214410055687,"endHours":12.43211874998914,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.66325615813111,"endHours":10.009363982113364,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.6731361702331515,"endHours":7.950022429418954,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:47","startHours":12.086010926006887,"endHours":12.778226573971393,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:33","startHours":5.85607009432632,"endHours":6.548285742290828,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.3752318302997,"endHours":7.240501390255335,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:51","startHours":14.162657869900407,"endHours":14.854873517864915,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:25","end":"17:49","startHours":17.423736109722945,"endHours":17.823736109722944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:37","end":"18:03","startHours":17.623736109722945,"endHours":18.056370889700762,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:22","end":"19:07","startHours":17.373736109722945,"endHours":19.123736109722945,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:47","startHours":24.086010926006885,"endHours":24.778226573971395,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:14","end":"08:32","startHours":7.240501390255335,"endHours":8.538405730188785,"quality":"auspicious"},{"name":"Amṛta","start":"08:32","end":"09:50","startHours":8.538405730188785,"endHours":9.836310070122238,"quality":"auspicious"},{"name":"Kāla","start":"09:50","end":"11:08","startHours":9.836310070122238,"endHours":11.134214410055687,"quality":"inauspicious"},{"name":"Śubha","start":"11:08","end":"12:26","startHours":11.134214410055687,"endHours":12.43211874998914,"quality":"auspicious"},{"name":"Roga","start":"12:26","end":"13:44","startHours":12.43211874998914,"endHours":13.73002308992259,"quality":"inauspicious"},{"name":"Udveg","start":"13:44","end":"15:02","startHours":13.73002308992259,"endHours":15.027927429856042,"quality":"inauspicious"},{"name":"Chala","start":"15:02","end":"16:20","startHours":15.027927429856042,"endHours":16.32583176978949,"quality":"neutral"},{"name":"Labha","start":"16:20","end":"17:37","startHours":16.32583176978949,"endHours":17.623736109722945,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:37","end":"19:20","startHours":17.623736109722945,"endHours":19.325831769789495,"quality":"inauspicious"},{"name":"Chala","start":"19:20","end":"21:02","startHours":19.325831769789495,"endHours":21.027927429856042,"quality":"neutral"},{"name":"Labha","start":"21:02","end":"22:44","startHours":21.027927429856042,"endHours":22.73002308992259,"quality":"auspicious"},{"name":"Amṛta","start":"22:44","end":"00:26","startHours":22.73002308992259,"endHours":24.43211874998914,"quality":"auspicious"},{"name":"Kāla","start":"00:26","end":"02:08","startHours":24.43211874998914,"endHours":26.13421441005569,"quality":"inauspicious"},{"name":"Śubha","start":"02:08","end":"03:50","startHours":26.13421441005569,"endHours":27.836310070122238,"quality":"auspicious"},{"name":"Roga","start":"03:50","end":"05:32","startHours":27.836310070122238,"endHours":29.538405730188785,"quality":"inauspicious"},{"name":"Udveg","start":"05:32","end":"07:14","startHours":29.538405730188785,"endHours":31.240501390255336,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.240501390255335,"endHours":8.240501390255336,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.240501390255336,"endHours":9.240501390255336,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.240501390255336,"endHours":10.240501390255336,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.240501390255336,"endHours":11.240501390255336,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.240501390255336,"endHours":12.240501390255336,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.240501390255336,"endHours":13.240501390255336,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.240501390255336,"endHours":14.240501390255336,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.240501390255336,"endHours":15.240501390255336,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.240501390255336,"endHours":16.240501390255336,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.240501390255336,"endHours":17.240501390255336,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.240501390255336,"endHours":18.240501390255336,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.240501390255336,"endHours":19.240501390255336,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.240501390255336,"endHours":20.240501390255336,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.240501390255336,"endHours":21.240501390255336,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.240501390255336,"endHours":22.240501390255336,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.240501390255336,"endHours":23.240501390255336,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.240501390255336,"endHours":24.240501390255336,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.240501390255336,"endHours":25.240501390255336,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.240501390255336,"endHours":26.240501390255336,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.240501390255336,"endHours":27.240501390255336,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.240501390255336,"endHours":28.240501390255336,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.240501390255336,"endHours":29.240501390255336,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.240501390255336,"endHours":30.240501390255336,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.240501390255336,"endHours":31.240501390255336,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.49087986213544,"eotMinutes":-8.99752499934842,"ayanamsa":22.8896}},"calendars":{"vikram_samvat":1988,"vikram_samvatsara":"Tāraṇa","saka_samvat":1853,"saka_samvatsara":"Prajāpati","bengali_samvat":1338,"malayalam_era":1107,"nanakshahi_year":462,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ekādaśī · Vikram 1988 Tāraṇa · Śaka 1853 Prajāpati"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi_ingress":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi_ingress":"Makara"},"precedence":2},{"id":"shattila-ekadashi","name":"Ṣaṭ-tilā Ekādaśī","name_sanskrit":"षट्तिला एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Six uses of tila (sesame) on this Ekādaśī confer mokṣa.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Māgha"},"precedence":4},{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 January 14, 1931 CE · Ṛṣikeśa · Vidhyamitra","description":"January 14, 1931 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 07:14, sūryāsta 17:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1931-01-14","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1931-01-14","sa":"https://sa.vidhyamitra.com/city/rishikesh/1931-01-14","hi":"https://hi.vidhyamitra.com/city/rishikesh/1931-01-14","x-default":"https://vidhyamitra.com/city/rishikesh/1931-01-14"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T01:45:23.410Z","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":"2026-05-31T01:45:23.410Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T01:45:23.410Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}