{"id":"vidhyamitra:city-day:kolhapur:2108-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2108-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2108-01-17","date_display":"January 17, 2108 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":2108,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491006.770833,"kali_year":5209,"ahargana":1902541.2708,"sun":{"sidereal_longitude":270.271,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":316.2977,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.0266,"elapsed_within_tithi_degrees":10.0266},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":316.2977,"elapsed_within_degrees":9.631},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":226.5687},"karana":{"half_tithi_index":7,"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":2108,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491006.770833,"ahargana":1902541.2708,"kali_year":5209,"ayanamsa_lahiri":25.3623,"grahas":{"sun":{"sidereal_longitude":270.640481,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":313.31918100000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":2.7631},"mars":{"sidereal_longitude":164.35518100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":268.97458099999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":45.25058100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":311.6116810000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":264.355681,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":174.2078,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":354.2078,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2108,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491006.770833,"kali_year":5209,"ahargana":1902541.2708,"sun":{"sidereal_longitude":270.271,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":316.2977,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.0266,"elapsed_within_tithi_degrees":10.0266},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":316.2977,"elapsed_within_degrees":9.631},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":226.5687},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.763,"elongation":46.027},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.763,"opposition_distance":133.973}},"eclipse_window_40days":[]},"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"07:06","sunsetLocal":"18:20","solarNoonLocal":"12:43","dayLengthHours":11.245386770785892,"dayLengthDisplay":"11 Hours 14 Mins 43 Secs","nightLengthDisplay":"12 Hours 45 Mins 17 Secs","moonriseLocal":"09:41","moonsetLocal":"21:26","rahuKala":{"name":"Rāhu Kāla","start":"15:32","end":"16:56","startHours":15.528894838464954,"endHours":16.934568184813187,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:54","end":"11:19","startHours":9.906201453072008,"endHours":11.311874799420243,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:43","end":"14:07","startHours":12.717548145768479,"endHours":14.123221492116716,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:43","end":"10:06","startHours":9.718778340225576,"endHours":10.09362456591844,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:52","startHours":7.563412542491613,"endHours":7.8632895230459035,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:06","startHours":12.342701920075616,"endHours":13.092394371461342,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:21","startHours":5.5954698576040816,"endHours":6.345162308989808,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:06","startHours":6.1577391961433765,"endHours":7.094854760375534,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:20","startHours":14.591779274232795,"endHours":15.341471725618522,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:08","end":"18:32","startHours":18.140241531161426,"endHours":18.540241531161424,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:20","end":"18:49","startHours":18.340241531161425,"endHours":18.808799313277504,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:05","end":"19:50","startHours":18.090241531161425,"endHours":19.840241531161425,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:06","startHours":24.342701920075616,"endHours":25.092394371461342,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:06","end":"08:30","startHours":7.094854760375534,"endHours":8.50052810672377,"quality":"inauspicious"},{"name":"Udveg","start":"08:30","end":"09:54","startHours":8.50052810672377,"endHours":9.906201453072008,"quality":"inauspicious"},{"name":"Chala","start":"09:54","end":"11:19","startHours":9.906201453072008,"endHours":11.311874799420243,"quality":"neutral"},{"name":"Labha","start":"11:19","end":"12:43","startHours":11.311874799420243,"endHours":12.717548145768479,"quality":"auspicious"},{"name":"Amṛta","start":"12:43","end":"14:07","startHours":12.717548145768479,"endHours":14.123221492116716,"quality":"auspicious"},{"name":"Kāla","start":"14:07","end":"15:32","startHours":14.123221492116716,"endHours":15.528894838464954,"quality":"inauspicious"},{"name":"Śubha","start":"15:32","end":"16:56","startHours":15.528894838464954,"endHours":16.934568184813187,"quality":"auspicious"},{"name":"Roga","start":"16:56","end":"18:20","startHours":16.934568184813187,"endHours":18.340241531161425,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:20","end":"19:56","startHours":18.340241531161425,"endHours":19.934568184813187,"quality":"inauspicious"},{"name":"Śubha","start":"19:56","end":"21:32","startHours":19.934568184813187,"endHours":21.52889483846495,"quality":"auspicious"},{"name":"Roga","start":"21:32","end":"23:07","startHours":21.52889483846495,"endHours":23.123221492116716,"quality":"inauspicious"},{"name":"Udveg","start":"23:07","end":"00:43","startHours":23.123221492116716,"endHours":24.71754814576848,"quality":"inauspicious"},{"name":"Chala","start":"00:43","end":"02:19","startHours":24.71754814576848,"endHours":26.31187479942024,"quality":"neutral"},{"name":"Labha","start":"02:19","end":"03:54","startHours":26.31187479942024,"endHours":27.906201453072008,"quality":"auspicious"},{"name":"Amṛta","start":"03:54","end":"05:30","startHours":27.906201453072008,"endHours":29.50052810672377,"quality":"auspicious"},{"name":"Kāla","start":"05:30","end":"07:06","startHours":29.50052810672377,"endHours":31.094854760375533,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.094854760375534,"endHours":8.094854760375533,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.094854760375533,"endHours":9.094854760375533,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.094854760375533,"endHours":10.094854760375533,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.094854760375533,"endHours":11.094854760375533,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.094854760375533,"endHours":12.094854760375533,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.094854760375533,"endHours":13.094854760375533,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.094854760375533,"endHours":14.094854760375533,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.094854760375533,"endHours":15.094854760375533,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.094854760375533,"endHours":16.094854760375533,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.094854760375533,"endHours":17.094854760375533,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.094854760375533,"endHours":18.094854760375533,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.094854760375533,"endHours":19.094854760375533,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.094854760375533,"endHours":20.094854760375533,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.094854760375533,"endHours":21.094854760375533,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.094854760375533,"endHours":22.094854760375533,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.094854760375533,"endHours":23.094854760375533,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.094854760375533,"endHours":24.094854760375533,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.094854760375533,"endHours":25.094854760375533,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.094854760375533,"endHours":26.094854760375533,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.094854760375533,"endHours":27.094854760375533,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.094854760375533,"endHours":28.094854760375533,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.094854760375533,"endHours":29.094854760375533,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.094854760375533,"endHours":30.094854760375533,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.094854760375533,"endHours":31.094854760375533,"planetary_lord":"Saturn"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Prajāpati","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":-20.944968911311157,"eotMinutes":-10.026088746108654,"ayanamsa":25.3623}},"calendars":{"vikram_samvat":2165,"vikram_samvatsara":"Vṛṣa","saka_samvat":2030,"saka_samvatsara":"Vibhava","bengali_samvat":1515,"malayalam_era":1284,"nanakshahi_year":639,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturthī · Vikram 2165 Vṛṣa · Śaka 2030 Vibhava"},"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":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"validity":{"eternal":false,"location_specific":"kolhapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 17, 2108 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"January 17, 2108 CE for Kolhāpur, Maharashtra: Śukla Caturthī, sūryodaya 07:06, sūryāsta 18:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2108-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2108-01-17","sa":"https://sa.vidhyamitra.com/city/kolhapur/2108-01-17","hi":"https://hi.vidhyamitra.com/city/kolhapur/2108-01-17","x-default":"https://vidhyamitra.com/city/kolhapur/2108-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T13:24:39.178Z","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":"2026-05-21T13:24:39.178Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T13:24:39.178Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}