{"id":"vidhyamitra:city-day:kolhapur:2015-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2015-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-01-18","date_display":"January 18, 2015 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":2015,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457040.770833,"kali_year":5116,"ahargana":1868575.2708,"sun":{"sidereal_longitude":273.4171,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":239.8046,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":326.3875,"elapsed_within_tithi_degrees":2.3875},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":239.8046,"elapsed_within_degrees":13.1379},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.2216},"karana":{"half_tithi_index":54,"name":"Gara"},"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":2015,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457040.770833,"ahargana":1868575.2708,"kali_year":5116,"ayanamsa_lahiri":24.0632,"grahas":{"sun":{"sidereal_longitude":273.5430309999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":239.41693099999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":4.1075},"mars":{"sidereal_longitude":310.074431,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":291.70193100000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":115.28673100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":293.78123099999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":218.14033100000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":173.8899,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":353.8899,"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":2015,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457040.770833,"kali_year":5116,"ahargana":1868575.2708,"sun":{"sidereal_longitude":273.4171,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":239.8046,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":326.3875,"elapsed_within_tithi_degrees":2.3875},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":239.8046,"elapsed_within_degrees":13.1379},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.2216},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.108,"elongation":33.612},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.108,"opposition_distance":146.388}},"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":"18:21","solarNoonLocal":"12:43","dayLengthHours":11.259283939834864,"dayLengthDisplay":"11 Hours 15 Mins 33 Secs","nightLengthDisplay":"12 Hours 44 Mins 27 Secs","moonriseLocal":"04:54","moonsetLocal":"16:00","rahuKala":{"name":"Rāhu Kāla","start":"16:57","end":"18:21","startHours":16.94516530379957,"endHours":18.352575796278927,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:43","end":"14:08","startHours":12.722933826361494,"endHours":14.130344318840853,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:32","end":"16:57","startHours":15.53775481132021,"endHours":16.94516530379957,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:43","end":"10:06","startHours":9.720458109072197,"endHours":10.09576757373336,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:52","startHours":7.562428687270516,"endHours":7.8626762589994454,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:06","startHours":12.347624361700332,"endHours":13.098243291022657,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:21","startHours":5.592053997799415,"endHours":6.342672927121739,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:06","startHours":6.1550181947911575,"endHours":7.093291856444063,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:21","startHours":14.599481149667305,"endHours":15.35010007898963,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.152575796278928,"endHours":18.552575796278926,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:49","startHours":18.352575796278927,"endHours":18.82171262710538,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.102575796278927,"endHours":19.852575796278927,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:06","startHours":24.347624361700333,"endHours":25.098243291022655,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:06","end":"08:30","startHours":7.093291856444063,"endHours":8.50070234892342,"quality":"inauspicious"},{"name":"Chala","start":"08:30","end":"09:54","startHours":8.50070234892342,"endHours":9.90811284140278,"quality":"neutral"},{"name":"Labha","start":"09:54","end":"11:19","startHours":9.90811284140278,"endHours":11.315523333882137,"quality":"auspicious"},{"name":"Amṛta","start":"11:19","end":"12:43","startHours":11.315523333882137,"endHours":12.722933826361494,"quality":"auspicious"},{"name":"Kāla","start":"12:43","end":"14:08","startHours":12.722933826361494,"endHours":14.130344318840853,"quality":"inauspicious"},{"name":"Śubha","start":"14:08","end":"15:32","startHours":14.130344318840853,"endHours":15.53775481132021,"quality":"auspicious"},{"name":"Roga","start":"15:32","end":"16:57","startHours":15.53775481132021,"endHours":16.94516530379957,"quality":"inauspicious"},{"name":"Udveg","start":"16:57","end":"18:21","startHours":16.94516530379957,"endHours":18.352575796278927,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:57","startHours":18.352575796278927,"endHours":19.94516530379957,"quality":"auspicious"},{"name":"Roga","start":"19:57","end":"21:32","startHours":19.94516530379957,"endHours":21.537754811320212,"quality":"inauspicious"},{"name":"Udveg","start":"21:32","end":"23:08","startHours":21.537754811320212,"endHours":23.130344318840855,"quality":"inauspicious"},{"name":"Chala","start":"23:08","end":"00:43","startHours":23.130344318840855,"endHours":24.722933826361494,"quality":"neutral"},{"name":"Labha","start":"00:43","end":"02:19","startHours":24.722933826361494,"endHours":26.315523333882137,"quality":"auspicious"},{"name":"Amṛta","start":"02:19","end":"03:54","startHours":26.315523333882137,"endHours":27.90811284140278,"quality":"auspicious"},{"name":"Kāla","start":"03:54","end":"05:30","startHours":27.90811284140278,"endHours":29.50070234892342,"quality":"inauspicious"},{"name":"Śubha","start":"05:30","end":"07:06","startHours":29.50070234892342,"endHours":31.09329185644406,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.093291856444063,"endHours":8.093291856444063,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.093291856444063,"endHours":9.093291856444063,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.093291856444063,"endHours":10.093291856444063,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.093291856444063,"endHours":11.093291856444063,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.093291856444063,"endHours":12.093291856444063,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.093291856444063,"endHours":13.093291856444063,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.093291856444063,"endHours":14.093291856444063,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.093291856444063,"endHours":15.093291856444063,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.093291856444063,"endHours":16.09329185644406,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.09329185644406,"endHours":17.09329185644406,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.09329185644406,"endHours":18.09329185644406,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.09329185644406,"endHours":19.09329185644406,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.09329185644406,"endHours":20.09329185644406,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.09329185644406,"endHours":21.09329185644406,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.09329185644406,"endHours":22.09329185644406,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.09329185644406,"endHours":23.09329185644406,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.09329185644406,"endHours":24.09329185644406,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.09329185644406,"endHours":25.09329185644406,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.09329185644406,"endHours":26.09329185644406,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.09329185644406,"endHours":27.09329185644406,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.09329185644406,"endHours":28.09329185644406,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.09329185644406,"endHours":29.09329185644406,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.09329185644406,"endHours":30.09329185644406,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.09329185644406,"endHours":31.09329185644406,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"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":-20.63735714106044,"eotMinutes":-10.349229581689698,"ayanamsa":24.0632}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"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":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"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 18, 2015 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"January 18, 2015 CE for Kolhāpur, Maharashtra: Kṛṣṇa Trayodaśī, sūryodaya 07:06, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2015-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2015-01-18","sa":"https://sa.vidhyamitra.com/city/kolhapur/2015-01-18","hi":"https://hi.vidhyamitra.com/city/kolhapur/2015-01-18","x-default":"https://vidhyamitra.com/city/kolhapur/2015-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T22:00:54.345Z","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":"2026-05-15T22:00:54.345Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T22:00:54.345Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}