{"id":"vidhyamitra:city-day:rishikesh:2037-01-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2037-01-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2037-01-11","date_display":"January 11, 2037 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":2037,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465069.770833,"kali_year":5138,"ahargana":1876604.2708,"sun":{"sidereal_longitude":266.5439,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":202.7942,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.2503,"elapsed_within_tithi_degrees":8.2503},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":202.7942,"elapsed_within_degrees":2.7942},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.3381},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2037,"month":1,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465069.770833,"ahargana":1876604.2708,"kali_year":5138,"ayanamsa_lahiri":24.3703,"grahas":{"sun":{"sidereal_longitude":266.777465,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":204.99376499999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":4.4872},"mars":{"sidereal_longitude":229.933265,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":242.852665,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":52.34366499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":249.46846499999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":127.254165,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":108.4749,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.4749,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2037,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465069.770833,"kali_year":5138,"ahargana":1876604.2708,"sun":{"sidereal_longitude":266.5439,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":202.7942,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.2503,"elapsed_within_tithi_degrees":8.2503},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":202.7942,"elapsed_within_degrees":2.7942},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.3381},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.487,"elongation":63.75},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.487,"opposition_distance":116.25}},"eclipse_window_40days":[{"offset_days":5,"type":"solar","occurs":true,"moon_latitude":1.49,"elongation":2.819}]},"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":"17:36","solarNoonLocal":"12:25","dayLengthHours":10.35761399390419,"dayLengthDisplay":"10 Hours 21 Mins 27 Secs","nightLengthDisplay":"13 Hours 38 Mins 33 Secs","moonriseLocal":"02:57","moonsetLocal":"13:38","rahuKala":{"name":"Rāhu Kāla","start":"16:18","end":"17:36","startHours":16.297706951630182,"endHours":17.592408700868205,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:25","end":"13:42","startHours":12.413601703916111,"endHours":13.708303453154134,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:00","end":"16:18","startHours":15.003005202392158,"endHours":16.297706951630182,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:00","startHours":9.65157130554166,"endHours":9.996825105338466,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.666361956710023,"endHours":7.9425649965474685,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:46","startHours":12.068347904119305,"endHours":12.758855503712917,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:33","startHours":5.85377950777679,"endHours":6.544287107370403,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:14","startHours":6.371660207471999,"endHours":7.234794706964015,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:50","startHours":14.139870702900142,"endHours":14.830378302493754,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:24","end":"17:48","startHours":17.392408700868206,"endHours":17.792408700868204,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:36","end":"18:01","startHours":17.592408700868205,"endHours":18.02397595061421,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:21","end":"19:06","startHours":17.342408700868205,"endHours":19.092408700868205,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:46","startHours":24.068347904119303,"endHours":24.75885550371292,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:14","end":"08:32","startHours":7.234794706964015,"endHours":8.52949645620204,"quality":"inauspicious"},{"name":"Chala","start":"08:32","end":"09:49","startHours":8.52949645620204,"endHours":9.824198205440062,"quality":"neutral"},{"name":"Labha","start":"09:49","end":"11:07","startHours":9.824198205440062,"endHours":11.118899954678087,"quality":"auspicious"},{"name":"Amṛta","start":"11:07","end":"12:25","startHours":11.118899954678087,"endHours":12.413601703916111,"quality":"auspicious"},{"name":"Kāla","start":"12:25","end":"13:42","startHours":12.413601703916111,"endHours":13.708303453154134,"quality":"inauspicious"},{"name":"Śubha","start":"13:42","end":"15:00","startHours":13.708303453154134,"endHours":15.003005202392158,"quality":"auspicious"},{"name":"Roga","start":"15:00","end":"16:18","startHours":15.003005202392158,"endHours":16.297706951630182,"quality":"inauspicious"},{"name":"Udveg","start":"16:18","end":"17:36","startHours":16.297706951630182,"endHours":17.592408700868205,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:36","end":"19:18","startHours":17.592408700868205,"endHours":19.297706951630182,"quality":"auspicious"},{"name":"Roga","start":"19:18","end":"21:00","startHours":19.297706951630182,"endHours":21.003005202392156,"quality":"inauspicious"},{"name":"Udveg","start":"21:00","end":"22:42","startHours":21.003005202392156,"endHours":22.708303453154134,"quality":"inauspicious"},{"name":"Chala","start":"22:42","end":"00:25","startHours":22.708303453154134,"endHours":24.41360170391611,"quality":"neutral"},{"name":"Labha","start":"00:25","end":"02:07","startHours":24.41360170391611,"endHours":26.118899954678085,"quality":"auspicious"},{"name":"Amṛta","start":"02:07","end":"03:49","startHours":26.118899954678085,"endHours":27.824198205440062,"quality":"auspicious"},{"name":"Kāla","start":"03:49","end":"05:32","startHours":27.824198205440062,"endHours":29.52949645620204,"quality":"inauspicious"},{"name":"Śubha","start":"05:32","end":"07:14","startHours":29.52949645620204,"endHours":31.234794706964017,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.234794706964015,"endHours":8.234794706964015,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.234794706964015,"endHours":9.234794706964015,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.234794706964015,"endHours":10.234794706964015,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.234794706964015,"endHours":11.234794706964015,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.234794706964015,"endHours":12.234794706964015,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.234794706964015,"endHours":13.234794706964015,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.234794706964015,"endHours":14.234794706964015,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.234794706964015,"endHours":15.234794706964015,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.234794706964015,"endHours":16.234794706964017,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.234794706964017,"endHours":17.234794706964017,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.234794706964017,"endHours":18.234794706964017,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.234794706964017,"endHours":19.234794706964017,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.234794706964017,"endHours":20.234794706964017,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.234794706964017,"endHours":21.234794706964017,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.234794706964017,"endHours":22.234794706964017,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.234794706964017,"endHours":23.234794706964017,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.234794706964017,"endHours":24.234794706964017,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.234794706964017,"endHours":25.234794706964017,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.234794706964017,"endHours":26.234794706964017,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.234794706964017,"endHours":27.234794706964017,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.234794706964017,"endHours":28.234794706964017,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.234794706964017,"endHours":29.234794706964017,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.234794706964017,"endHours":30.234794706964017,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.234794706964017,"endHours":31.234794706964017,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.773996782582586,"eotMinutes":-7.886502234966622,"ayanamsa":24.3703}},"calendars":{"vikram_samvat":2094,"vikram_samvatsara":"Pramoda","saka_samvat":1959,"saka_samvatsara":"Piṅgala","bengali_samvat":1444,"malayalam_era":1213,"nanakshahi_year":568,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2094 Pramoda · Śaka 1959 Piṅgala"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 January 11, 2037 CE · Ṛṣikeśa · Vidhyamitra","description":"January 11, 2037 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 07:14, sūryāsta 17:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2037-01-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2037-01-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/2037-01-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/2037-01-11","x-default":"https://vidhyamitra.com/city/rishikesh/2037-01-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T21:14:24.443Z","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":"2026-05-15T21:14:24.443Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T21:14:24.443Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}