{"id":"vidhyamitra:city-day:rishikesh:2152-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2152-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2152-01-18","date_display":"January 18, 2152 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":2152,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507078.770833,"kali_year":5253,"ahargana":1918613.2708,"sun":{"sidereal_longitude":270.9023,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":38.3576,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.4553,"elapsed_within_tithi_degrees":7.4553},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.3576,"elapsed_within_degrees":11.691},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.2599},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2152,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507078.770833,"ahargana":1918613.2708,"kali_year":5253,"ayanamsa_lahiri":25.977,"grahas":{"sun":{"sidereal_longitude":271.369412,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":36.925711999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":-0.3354},"mars":{"sidereal_longitude":265.77231200000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":279.24321199999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":293.93261200000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":244.05661199999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":84.78711199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":42.6359,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":222.6359,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2152,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507078.770833,"kali_year":5253,"ahargana":1918613.2708,"sun":{"sidereal_longitude":270.9023,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":38.3576,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.4553,"elapsed_within_tithi_degrees":7.4553},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.3576,"elapsed_within_degrees":11.691},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.2599},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.335,"elongation":127.455},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.335,"opposition_distance":52.545}},"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":"17:41","solarNoonLocal":"12:27","dayLengthHours":10.455249010866654,"dayLengthDisplay":"10 Hours 27 Mins 19 Secs","nightLengthDisplay":"13 Hours 32 Mins 41 Secs","moonriseLocal":"13:56","moonsetLocal":"03:43","rahuKala":{"name":"Rāhu Kāla","start":"15:04","end":"16:23","startHours":15.068459412411492,"endHours":16.375365538769824,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:50","end":"11:09","startHours":9.840834906978165,"endHours":11.147741033336498,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:27","end":"13:46","startHours":12.45464715969483,"endHours":13.76155328605316,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.666580756797053,"endHours":10.015089057159276,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.662658029714279,"endHours":7.941464670004056,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:48","startHours":12.106138859332608,"endHours":12.80315546005705,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:32","startHours":5.8329894528126145,"endHours":6.530006053537058,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:14","startHours":6.355751903355947,"endHours":7.227022654261502,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"14:54","startHours":14.197188661505937,"endHours":14.89420526223038,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:29","end":"17:53","startHours":17.482271665128156,"endHours":17.882271665128155,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:41","end":"18:07","startHours":17.682271665128155,"endHours":18.11790704058093,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:26","end":"19:11","startHours":17.432271665128155,"endHours":19.182271665128155,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:48","startHours":24.106138859332606,"endHours":24.803155460057052,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:14","end":"08:32","startHours":7.227022654261502,"endHours":8.533928780619833,"quality":"inauspicious"},{"name":"Udveg","start":"08:32","end":"09:50","startHours":8.533928780619833,"endHours":9.840834906978165,"quality":"inauspicious"},{"name":"Chala","start":"09:50","end":"11:09","startHours":9.840834906978165,"endHours":11.147741033336498,"quality":"neutral"},{"name":"Labha","start":"11:09","end":"12:27","startHours":11.147741033336498,"endHours":12.45464715969483,"quality":"auspicious"},{"name":"Amṛta","start":"12:27","end":"13:46","startHours":12.45464715969483,"endHours":13.76155328605316,"quality":"auspicious"},{"name":"Kāla","start":"13:46","end":"15:04","startHours":13.76155328605316,"endHours":15.068459412411492,"quality":"inauspicious"},{"name":"Śubha","start":"15:04","end":"16:23","startHours":15.068459412411492,"endHours":16.375365538769824,"quality":"auspicious"},{"name":"Roga","start":"16:23","end":"17:41","startHours":16.375365538769824,"endHours":17.682271665128155,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:41","end":"19:23","startHours":17.682271665128155,"endHours":19.375365538769824,"quality":"inauspicious"},{"name":"Śubha","start":"19:23","end":"21:04","startHours":19.375365538769824,"endHours":21.068459412411492,"quality":"auspicious"},{"name":"Roga","start":"21:04","end":"22:46","startHours":21.068459412411492,"endHours":22.76155328605316,"quality":"inauspicious"},{"name":"Udveg","start":"22:46","end":"00:27","startHours":22.76155328605316,"endHours":24.45464715969483,"quality":"inauspicious"},{"name":"Chala","start":"00:27","end":"02:09","startHours":24.45464715969483,"endHours":26.147741033336494,"quality":"neutral"},{"name":"Labha","start":"02:09","end":"03:50","startHours":26.147741033336494,"endHours":27.840834906978166,"quality":"auspicious"},{"name":"Amṛta","start":"03:50","end":"05:32","startHours":27.840834906978166,"endHours":29.53392878061983,"quality":"auspicious"},{"name":"Kāla","start":"05:32","end":"07:14","startHours":29.53392878061983,"endHours":31.227022654261503,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.227022654261502,"endHours":8.227022654261502,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.227022654261502,"endHours":9.227022654261502,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.227022654261502,"endHours":10.227022654261502,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.227022654261502,"endHours":11.227022654261502,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.227022654261502,"endHours":12.227022654261502,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.227022654261502,"endHours":13.227022654261502,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.227022654261502,"endHours":14.227022654261502,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.227022654261502,"endHours":15.227022654261502,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.227022654261502,"endHours":16.227022654261503,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.227022654261503,"endHours":17.227022654261503,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.227022654261503,"endHours":18.227022654261503,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.227022654261503,"endHours":19.227022654261503,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.227022654261503,"endHours":20.227022654261503,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.227022654261503,"endHours":21.227022654261503,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.227022654261503,"endHours":22.227022654261503,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.227022654261503,"endHours":23.227022654261503,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.227022654261503,"endHours":24.227022654261503,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.227022654261503,"endHours":25.227022654261503,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.227022654261503,"endHours":26.227022654261503,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.227022654261503,"endHours":27.227022654261503,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.227022654261503,"endHours":28.227022654261503,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.227022654261503,"endHours":29.227022654261503,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.227022654261503,"endHours":30.227022654261503,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.227022654261503,"endHours":31.227022654261503,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.6883134643425,"eotMinutes":-10.349229581689698,"ayanamsa":25.977}},"calendars":{"vikram_samvat":2209,"vikram_samvatsara":"Krodhana","saka_samvat":2074,"saka_samvatsara":"Paridhāvi","bengali_samvat":1559,"malayalam_era":1328,"nanakshahi_year":683,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ekādaśī · Vikram 2209 Krodhana · Śaka 2074 Paridhāvi"},"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":"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":"Makara"},"precedence":2},{"id":"jaya-ekadashi","name":"Jayā Ekādaśī","name_sanskrit":"जया एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Removes pretatva (ghost-state); grants victory.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 18, 2152 CE · Ṛṣikeśa · Vidhyamitra","description":"January 18, 2152 CE for Ṛṣikeśa: Śukla Ekādaśī, sūryodaya 07:14, sūryāsta 17:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2152-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2152-01-18","sa":"https://sa.vidhyamitra.com/city/rishikesh/2152-01-18","hi":"https://hi.vidhyamitra.com/city/rishikesh/2152-01-18","x-default":"https://vidhyamitra.com/city/rishikesh/2152-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T23:43:34.460Z","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":"2026-05-26T23:43:34.460Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-26T23:43:34.460Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}