{"id":"vidhyamitra:city-day:vrindavan:2106-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2106-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2106-01-18","date_display":"January 18, 2106 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":2106,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490277.770833,"kali_year":5207,"ahargana":1901812.2708,"sun":{"sidereal_longitude":271.8292,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":69.695,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.8658,"elapsed_within_tithi_degrees":1.8658},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.695,"elapsed_within_degrees":3.0284},"yoga":{"number":26,"name":"Indra","sum_longitude":341.5243},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2106,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490277.770833,"ahargana":1901812.2708,"kali_year":5207,"ayanamsa_lahiri":25.3344,"grahas":{"sun":{"sidereal_longitude":272.18073400000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":68.08103399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false,"latitude":-2.6977},"mars":{"sidereal_longitude":136.27243399999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":281.529034,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":337.173134,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":279.372334,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":244.35263399999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":212.8337,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.8337,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2106,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490277.770833,"kali_year":5207,"ahargana":1901812.2708,"sun":{"sidereal_longitude":271.8292,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":69.695,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":157.8658,"elapsed_within_tithi_degrees":1.8658},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.695,"elapsed_within_degrees":3.0284},"yoga":{"number":26,"name":"Indra","sum_longitude":341.5243},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.698,"elongation":157.866},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.698,"opposition_distance":22.134}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:11","sunsetLocal":"17:48","solarNoonLocal":"12:30","dayLengthHours":10.623117844724362,"dayLengthDisplay":"10 Hours 37 Mins 23 Secs","nightLengthDisplay":"13 Hours 22 Mins 37 Secs","moonriseLocal":"15:58","moonsetLocal":"05:48","rahuKala":{"name":"Rāhu Kāla","start":"08:31","end":"09:50","startHours":8.511531301256525,"endHours":9.83942103184707,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:10","end":"12:30","startHours":11.167310762437616,"endHours":12.495200493028161,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:49","end":"15:09","startHours":13.823090223618706,"endHours":15.150979954209252,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.662369067768331,"endHours":10.01647299592581,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.626271480862828,"endHours":7.909554623388811,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:51","startHours":12.141096564870683,"endHours":12.84930442118564,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:29","startHours":5.767225858036064,"endHours":6.475433714351022,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.2983817502722825,"endHours":7.183641570665979,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"14:58","startHours":14.265720133815554,"endHours":14.973927990130512,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.606759415390343,"endHours":18.00675941539034,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:15","startHours":17.806759415390342,"endHours":18.24938932558719,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.556759415390342,"endHours":19.306759415390342,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:51","startHours":24.141096564870683,"endHours":24.84930442118564,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:11","end":"08:31","startHours":7.183641570665979,"endHours":8.511531301256525,"quality":"auspicious"},{"name":"Kāla","start":"08:31","end":"09:50","startHours":8.511531301256525,"endHours":9.83942103184707,"quality":"inauspicious"},{"name":"Śubha","start":"09:50","end":"11:10","startHours":9.83942103184707,"endHours":11.167310762437616,"quality":"auspicious"},{"name":"Roga","start":"11:10","end":"12:30","startHours":11.167310762437616,"endHours":12.495200493028161,"quality":"inauspicious"},{"name":"Udveg","start":"12:30","end":"13:49","startHours":12.495200493028161,"endHours":13.823090223618706,"quality":"inauspicious"},{"name":"Chala","start":"13:49","end":"15:09","startHours":13.823090223618706,"endHours":15.150979954209252,"quality":"neutral"},{"name":"Labha","start":"15:09","end":"16:29","startHours":15.150979954209252,"endHours":16.478869684799797,"quality":"auspicious"},{"name":"Amṛta","start":"16:29","end":"17:48","startHours":16.478869684799797,"endHours":17.806759415390342,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:48","end":"19:29","startHours":17.806759415390342,"endHours":19.478869684799797,"quality":"neutral"},{"name":"Labha","start":"19:29","end":"21:09","startHours":19.478869684799797,"endHours":21.15097995420925,"quality":"auspicious"},{"name":"Amṛta","start":"21:09","end":"22:49","startHours":21.15097995420925,"endHours":22.823090223618706,"quality":"auspicious"},{"name":"Kāla","start":"22:49","end":"00:30","startHours":22.823090223618706,"endHours":24.49520049302816,"quality":"inauspicious"},{"name":"Śubha","start":"00:30","end":"02:10","startHours":24.49520049302816,"endHours":26.167310762437616,"quality":"auspicious"},{"name":"Roga","start":"02:10","end":"03:50","startHours":26.167310762437616,"endHours":27.83942103184707,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:31","startHours":27.83942103184707,"endHours":29.511531301256525,"quality":"inauspicious"},{"name":"Chala","start":"05:31","end":"07:11","startHours":29.511531301256525,"endHours":31.18364157066598,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.183641570665979,"endHours":8.18364157066598,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.18364157066598,"endHours":9.18364157066598,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.18364157066598,"endHours":10.18364157066598,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.18364157066598,"endHours":11.18364157066598,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.18364157066598,"endHours":12.18364157066598,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.18364157066598,"endHours":13.18364157066598,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.18364157066598,"endHours":14.18364157066598,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.18364157066598,"endHours":15.18364157066598,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.18364157066598,"endHours":16.18364157066598,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.18364157066598,"endHours":17.18364157066598,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.18364157066598,"endHours":18.18364157066598,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.18364157066598,"endHours":19.18364157066598,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.18364157066598,"endHours":20.18364157066598,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.18364157066598,"endHours":21.18364157066598,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.18364157066598,"endHours":22.18364157066598,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.18364157066598,"endHours":23.18364157066598,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.18364157066598,"endHours":24.18364157066598,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.18364157066598,"endHours":25.18364157066598,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.18364157066598,"endHours":26.18364157066598,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.18364157066598,"endHours":27.18364157066598,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.18364157066598,"endHours":28.18364157066598,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.18364157066598,"endHours":29.18364157066598,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.18364157066598,"endHours":30.18364157066598,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.18364157066598,"endHours":31.18364157066598,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.655271932522435,"eotMinutes":-10.349229581689698,"ayanamsa":25.3344}},"calendars":{"vikram_samvat":2163,"vikram_samvatsara":"Pramāthi","saka_samvat":2028,"saka_samvatsara":"Akṣaya","bengali_samvat":1513,"malayalam_era":1282,"nanakshahi_year":637,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","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":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2163 Pramāthi · Śaka 2028 Akṣaya"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"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, 2106 CE · Vṛndāvana · Vidhyamitra","description":"January 18, 2106 CE for Vṛndāvana: Śukla Caturdaśī, sūryodaya 07:11, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2106-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2106-01-18","sa":"https://sa.vidhyamitra.com/city/vrindavan/2106-01-18","hi":"https://hi.vidhyamitra.com/city/vrindavan/2106-01-18","x-default":"https://vidhyamitra.com/city/vrindavan/2106-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:57:17.880Z","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":"2026-05-31T12:57:17.880Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:57:17.880Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}