{"id":"vidhyamitra:city-day:rishikesh:2064-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2064-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2064-01-18","date_display":"January 18, 2064 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":2064,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2474937.770833,"kali_year":5165,"ahargana":1886472.2708,"sun":{"sidereal_longitude":272.7201,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":268.4506,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.7306,"elapsed_within_tithi_degrees":7.7306},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.4506,"elapsed_within_degrees":1.784},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":181.1707},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2064,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2474937.770833,"ahargana":1886472.2708,"kali_year":5165,"ayanamsa_lahiri":24.7477,"grahas":{"sun":{"sidereal_longitude":272.9663350000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":267.33683500000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-2.7171},"mars":{"sidereal_longitude":323.455235,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":253.10303499999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":165.053535,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":240.82653499999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":90.86753499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":305.6208,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":125.6208,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2064,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2474937.770833,"kali_year":5165,"ahargana":1886472.2708,"sun":{"sidereal_longitude":272.7201,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":268.4506,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.7306,"elapsed_within_tithi_degrees":7.7306},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":268.4506,"elapsed_within_degrees":1.784},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":181.1707},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.717,"elongation":4.269},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.717,"opposition_distance":175.731}},"eclipse_window_40days":[{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":1.185,"opposition_distance":0.381}]},"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":"07:13","sunsetLocal":"17:41","solarNoonLocal":"12:27","dayLengthHours":10.461686408144736,"dayLengthDisplay":"10 Hours 27 Mins 42 Secs","nightLengthDisplay":"13 Hours 32 Mins 18 Secs","moonriseLocal":"06:55","moonsetLocal":"17:15","rahuKala":{"name":"Rāhu Kāla","start":"11:09","end":"12:27","startHours":11.146936358676738,"endHours":12.45464715969483,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:04","end":"16:23","startHours":15.070068761731015,"endHours":16.377779562749105,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:32","end":"09:50","startHours":8.531514756640554,"endHours":9.839225557658647,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.6648641175229,"endHours":10.013586997794391,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.659707555961826,"endHours":7.938685860179019,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:48","startHours":12.105924279423338,"endHours":12.803370039966321,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:32","startHours":5.828912434536497,"endHours":6.52635819507948,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:13","startHours":6.351996754943734,"endHours":7.223803955622462,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"14:54","startHours":14.198261561052286,"endHours":14.895707321595268,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:29","end":"17:53","startHours":17.485490363767198,"endHours":17.885490363767197,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:41","end":"18:07","startHours":17.685490363767197,"endHours":18.121393964106563,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:26","end":"19:11","startHours":17.435490363767197,"endHours":19.185490363767197,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:48","startHours":24.105924279423338,"endHours":24.80337003996632,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:13","end":"08:32","startHours":7.223803955622462,"endHours":8.531514756640554,"quality":"neutral"},{"name":"Labha","start":"08:32","end":"09:50","startHours":8.531514756640554,"endHours":9.839225557658647,"quality":"auspicious"},{"name":"Amṛta","start":"09:50","end":"11:09","startHours":9.839225557658647,"endHours":11.146936358676738,"quality":"auspicious"},{"name":"Kāla","start":"11:09","end":"12:27","startHours":11.146936358676738,"endHours":12.45464715969483,"quality":"inauspicious"},{"name":"Śubha","start":"12:27","end":"13:46","startHours":12.45464715969483,"endHours":13.762357960712922,"quality":"auspicious"},{"name":"Roga","start":"13:46","end":"15:04","startHours":13.762357960712922,"endHours":15.070068761731015,"quality":"inauspicious"},{"name":"Udveg","start":"15:04","end":"16:23","startHours":15.070068761731015,"endHours":16.377779562749105,"quality":"inauspicious"},{"name":"Chala","start":"16:23","end":"17:41","startHours":16.377779562749105,"endHours":17.685490363767197,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:41","end":"19:23","startHours":17.685490363767197,"endHours":19.377779562749105,"quality":"inauspicious"},{"name":"Udveg","start":"19:23","end":"21:04","startHours":19.377779562749105,"endHours":21.070068761731015,"quality":"inauspicious"},{"name":"Chala","start":"21:04","end":"22:46","startHours":21.070068761731015,"endHours":22.762357960712922,"quality":"neutral"},{"name":"Labha","start":"22:46","end":"00:27","startHours":22.762357960712922,"endHours":24.45464715969483,"quality":"auspicious"},{"name":"Amṛta","start":"00:27","end":"02:09","startHours":24.45464715969483,"endHours":26.146936358676736,"quality":"auspicious"},{"name":"Kāla","start":"02:09","end":"03:50","startHours":26.146936358676736,"endHours":27.839225557658644,"quality":"inauspicious"},{"name":"Śubha","start":"03:50","end":"05:32","startHours":27.839225557658644,"endHours":29.531514756640554,"quality":"auspicious"},{"name":"Roga","start":"05:32","end":"07:13","startHours":29.531514756640554,"endHours":31.22380395562246,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.223803955622462,"endHours":8.223803955622461,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.223803955622461,"endHours":9.223803955622461,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.223803955622461,"endHours":10.223803955622461,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.223803955622461,"endHours":11.223803955622461,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.223803955622461,"endHours":12.223803955622461,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.223803955622461,"endHours":13.223803955622461,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.223803955622461,"endHours":14.223803955622461,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.223803955622461,"endHours":15.223803955622461,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.223803955622461,"endHours":16.22380395562246,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.22380395562246,"endHours":17.22380395562246,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.22380395562246,"endHours":18.22380395562246,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.22380395562246,"endHours":19.22380395562246,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.22380395562246,"endHours":20.22380395562246,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.22380395562246,"endHours":21.22380395562246,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.22380395562246,"endHours":22.22380395562246,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.22380395562246,"endHours":23.22380395562246,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.22380395562246,"endHours":24.22380395562246,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.22380395562246,"endHours":25.22380395562246,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.22380395562246,"endHours":26.22380395562246,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.22380395562246,"endHours":27.22380395562246,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.22380395562246,"endHours":28.22380395562246,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.22380395562246,"endHours":29.22380395562246,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.22380395562246,"endHours":30.22380395562246,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.22380395562246,"endHours":31.22380395562246,"planetary_lord":"Mars"}],"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","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":-20.616089079629404,"eotMinutes":-10.349229581689698,"ayanamsa":24.7477}},"calendars":{"vikram_samvat":2121,"vikram_samvatsara":"Hemalambī","saka_samvat":1986,"saka_samvatsara":"Tāraṇa","bengali_samvat":1471,"malayalam_era":1240,"nanakshahi_year":595,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Amāvasyā · Vikram 2121 Hemalambī · Śaka 1986 Tāraṇa"},"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}],"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 Kṛṣṇa Amāvasyā","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 January 18, 2064 CE · Ṛṣikeśa · Vidhyamitra","description":"January 18, 2064 CE for Ṛṣikeśa: Kṛṣṇa Amāvasyā, sūryodaya 07:13, sūryāsta 17:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2064-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2064-01-18","sa":"https://sa.vidhyamitra.com/city/rishikesh/2064-01-18","hi":"https://hi.vidhyamitra.com/city/rishikesh/2064-01-18","x-default":"https://vidhyamitra.com/city/rishikesh/2064-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T10:20:24.081Z","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":"2026-05-18T10:20:24.081Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T10:20:24.081Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}