{"id":"vidhyamitra:city-day:kolhapur:2025-09-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2025-09-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-09-17","date_display":"September 17, 2025 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":2025,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460935.770833,"kali_year":5127,"ahargana":1872470.2708,"sun":{"sidereal_longitude":149.4104,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":91.4703,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.0599,"elapsed_within_tithi_degrees":2.0599},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.4703,"elapsed_within_degrees":11.4703},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.8806},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2025,"month":9,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460935.770833,"ahargana":1872470.2708,"kali_year":5127,"ayanamsa_lahiri":24.2122,"grahas":{"sun":{"sidereal_longitude":150.20331399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":93.39011399999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":3.7314},"mars":{"sidereal_longitude":181.88691399999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":152.90501399999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":86.22441400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":122.43071399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":334.68931399999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":327.5141,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":147.5141,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"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":2025,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460935.770833,"kali_year":5127,"ahargana":1872470.2708,"sun":{"sidereal_longitude":149.4104,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":91.4703,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.0599,"elapsed_within_tithi_degrees":2.0599},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.4703,"elapsed_within_degrees":11.4703},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.8806},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.731,"elongation":57.94},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.731,"opposition_distance":122.06}},"eclipse_window_40days":[{"offset_days":-9,"type":"lunar","occurs":true,"moon_latitude":-0.388,"opposition_distance":2.369}]},"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":"06:21","sunsetLocal":"18:33","solarNoonLocal":"12:27","dayLengthHours":12.204871491826577,"dayLengthDisplay":"12 Hours 12 Mins 18 Secs","nightLengthDisplay":"11 Hours 47 Mins 42 Secs","moonriseLocal":"02:11","moonsetLocal":"15:08","rahuKala":{"name":"Rāhu Kāla","start":"12:27","end":"13:58","startHours":12.446453937410537,"endHours":13.97206287388886,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:52","end":"09:24","startHours":7.869627127975571,"endHours":9.395236064453893,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:55","end":"12:27","startHours":10.920845000932214,"endHours":12.446453937410537,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:36","startHours":9.191821539590116,"endHours":9.59865058931767,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.852554503656689,"endHours":7.178017743438732,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:51","startHours":12.039624887682985,"endHours":12.853282987138089,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:32","startHours":4.716701992587038,"endHours":5.530360092042144,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.326945567178367,"endHours":6.344018191497248,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:18","startHours":14.4805991860483,"endHours":15.294257285503406,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.348889683323826,"endHours":18.748889683323824,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:03","startHours":18.548889683323825,"endHours":19.057425995483264,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.298889683323825,"endHours":20.048889683323825,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:51","startHours":24.039624887682987,"endHours":24.85328298713809,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:21","end":"07:52","startHours":6.344018191497248,"endHours":7.869627127975571,"quality":"auspicious"},{"name":"Amṛta","start":"07:52","end":"09:24","startHours":7.869627127975571,"endHours":9.395236064453893,"quality":"auspicious"},{"name":"Kāla","start":"09:24","end":"10:55","startHours":9.395236064453893,"endHours":10.920845000932214,"quality":"inauspicious"},{"name":"Śubha","start":"10:55","end":"12:27","startHours":10.920845000932214,"endHours":12.446453937410537,"quality":"auspicious"},{"name":"Roga","start":"12:27","end":"13:58","startHours":12.446453937410537,"endHours":13.97206287388886,"quality":"inauspicious"},{"name":"Udveg","start":"13:58","end":"15:30","startHours":13.97206287388886,"endHours":15.49767181036718,"quality":"inauspicious"},{"name":"Chala","start":"15:30","end":"17:01","startHours":15.49767181036718,"endHours":17.0232807468455,"quality":"neutral"},{"name":"Labha","start":"17:01","end":"18:33","startHours":17.0232807468455,"endHours":18.548889683323825,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:33","end":"20:01","startHours":18.548889683323825,"endHours":20.023280746845504,"quality":"inauspicious"},{"name":"Chala","start":"20:01","end":"21:30","startHours":20.023280746845504,"endHours":21.49767181036718,"quality":"neutral"},{"name":"Labha","start":"21:30","end":"22:58","startHours":21.49767181036718,"endHours":22.97206287388886,"quality":"auspicious"},{"name":"Amṛta","start":"22:58","end":"00:27","startHours":22.97206287388886,"endHours":24.44645393741054,"quality":"auspicious"},{"name":"Kāla","start":"00:27","end":"01:55","startHours":24.44645393741054,"endHours":25.920845000932214,"quality":"inauspicious"},{"name":"Śubha","start":"01:55","end":"03:24","startHours":25.920845000932214,"endHours":27.395236064453893,"quality":"auspicious"},{"name":"Roga","start":"03:24","end":"04:52","startHours":27.395236064453893,"endHours":28.86962712797557,"quality":"inauspicious"},{"name":"Udveg","start":"04:52","end":"06:21","startHours":28.86962712797557,"endHours":30.34401819149725,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.344018191497248,"endHours":7.344018191497248,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.344018191497248,"endHours":8.344018191497248,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.344018191497248,"endHours":9.344018191497248,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.344018191497248,"endHours":10.344018191497248,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.344018191497248,"endHours":11.344018191497248,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.344018191497248,"endHours":12.344018191497248,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.344018191497248,"endHours":13.344018191497248,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.344018191497248,"endHours":14.344018191497248,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.344018191497248,"endHours":15.344018191497248,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.344018191497248,"endHours":16.34401819149725,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.34401819149725,"endHours":17.34401819149725,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.34401819149725,"endHours":18.34401819149725,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.34401819149725,"endHours":19.34401819149725,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.34401819149725,"endHours":20.34401819149725,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.34401819149725,"endHours":21.34401819149725,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.34401819149725,"endHours":22.34401819149725,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.34401819149725,"endHours":23.34401819149725,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.34401819149725,"endHours":24.34401819149725,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.34401819149725,"endHours":25.34401819149725,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.34401819149725,"endHours":26.34401819149725,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.34401819149725,"endHours":27.34401819149725,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.34401819149725,"endHours":28.34401819149725,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.34401819149725,"endHours":29.34401819149725,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.34401819149725,"endHours":30.34401819149725,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.2181703182659622,"eotMinutes":6.239563755367786,"ayanamsa":24.2122}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ekādaśī · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"festivals":[{"id":"rama-ekadashi","name":"Ramā Ekādaśī","name_sanskrit":"रमा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (with Ramā = Lakṣmī)","significance":"Lakṣmī (Ramā) granted boon to King Mucukunda.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":4},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 September 17, 2025 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 17, 2025 CE for Kolhāpur, Maharashtra: Kṛṣṇa Ekādaśī, sūryodaya 06:21, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2025-09-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2025-09-17","sa":"https://sa.vidhyamitra.com/city/kolhapur/2025-09-17","hi":"https://hi.vidhyamitra.com/city/kolhapur/2025-09-17","x-default":"https://vidhyamitra.com/city/kolhapur/2025-09-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T17:28:52.066Z","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":"2026-05-14T17:28:52.066Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T17:28:52.066Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}