{"id":"vidhyamitra:city-day:kolhapur:2146-09-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2146-09-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2146-09-17","date_display":"September 17, 2146 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":2146,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505129.770833,"kali_year":5248,"ahargana":1916664.2708,"sun":{"sidereal_longitude":147.1639,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":284.7672,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.6033,"elapsed_within_tithi_degrees":5.6033},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.7672,"elapsed_within_degrees":4.7672},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.9311},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2146,"month":9,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505129.770833,"ahargana":1916664.2708,"kali_year":5248,"ayanamsa_lahiri":25.9024,"grahas":{"sun":{"sidereal_longitude":148.246778,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":283.920878,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":2.9586},"mars":{"sidereal_longitude":351.372278,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":172.88547800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":143.947678,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":149.240278,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":18.323278000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":145.9033,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":325.9033,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2146,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505129.770833,"kali_year":5248,"ahargana":1916664.2708,"sun":{"sidereal_longitude":147.1639,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":284.7672,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.6033,"elapsed_within_tithi_degrees":5.6033},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.7672,"elapsed_within_degrees":4.7672},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.9311},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.959,"elongation":137.603},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.959,"opposition_distance":42.397}},"eclipse_window_40days":[{"offset_days":-11,"type":"solar","occurs":true,"moon_latitude":-0.987,"elongation":2.702},{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":-0.169,"opposition_distance":2.188}]},"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":12.209109147992383,"dayLengthDisplay":"12 Hours 12 Mins 33 Secs","nightLengthDisplay":"11 Hours 47 Mins 27 Secs","moonriseLocal":"15:49","moonsetLocal":"03:10","rahuKala":{"name":"Rāhu Kāla","start":"09:24","end":"10:55","startHours":9.39417665041244,"endHours":10.92031529391149,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:30","startHours":13.972592580909584,"endHours":15.498731224408633,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:21","end":"07:52","startHours":6.3418993634143455,"endHours":7.868038006913393,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:36","startHours":9.1906914979459,"endHours":9.597661802878982,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.850612244580695,"endHours":7.176188488527159,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:51","startHours":12.039483632477458,"endHours":12.853424242343616,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:32","startHours":4.714018143682027,"endHours":5.527958753548186,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:19","end":"06:21","startHours":5.324473601081647,"endHours":6.3418993634143455,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:18","startHours":14.481305462075934,"endHours":15.295246071942092,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.35100851140673,"endHours":18.751008511406727,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:04","startHours":18.551008511406728,"endHours":19.059721392573078,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.301008511406728,"endHours":20.051008511406728,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:51","startHours":24.03948363247746,"endHours":24.853424242343618,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:21","end":"07:52","startHours":6.3418993634143455,"endHours":7.868038006913393,"quality":"inauspicious"},{"name":"Śubha","start":"07:52","end":"09:24","startHours":7.868038006913393,"endHours":9.39417665041244,"quality":"auspicious"},{"name":"Roga","start":"09:24","end":"10:55","startHours":9.39417665041244,"endHours":10.92031529391149,"quality":"inauspicious"},{"name":"Udveg","start":"10:55","end":"12:27","startHours":10.92031529391149,"endHours":12.446453937410537,"quality":"inauspicious"},{"name":"Chala","start":"12:27","end":"13:58","startHours":12.446453937410537,"endHours":13.972592580909584,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:30","startHours":13.972592580909584,"endHours":15.498731224408633,"quality":"auspicious"},{"name":"Amṛta","start":"15:30","end":"17:01","startHours":15.498731224408633,"endHours":17.024869867907682,"quality":"auspicious"},{"name":"Kāla","start":"17:01","end":"18:33","startHours":17.024869867907682,"endHours":18.551008511406728,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:33","end":"20:01","startHours":18.551008511406728,"endHours":20.02486986790768,"quality":"auspicious"},{"name":"Amṛta","start":"20:01","end":"21:30","startHours":20.02486986790768,"endHours":21.498731224408633,"quality":"auspicious"},{"name":"Kāla","start":"21:30","end":"22:58","startHours":21.498731224408633,"endHours":22.972592580909584,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:27","startHours":22.972592580909584,"endHours":24.44645393741054,"quality":"auspicious"},{"name":"Roga","start":"00:27","end":"01:55","startHours":24.44645393741054,"endHours":25.92031529391149,"quality":"inauspicious"},{"name":"Udveg","start":"01:55","end":"03:24","startHours":25.92031529391149,"endHours":27.39417665041244,"quality":"inauspicious"},{"name":"Chala","start":"03:24","end":"04:52","startHours":27.39417665041244,"endHours":28.868038006913395,"quality":"neutral"},{"name":"Labha","start":"04:52","end":"06:21","startHours":28.868038006913395,"endHours":30.341899363414345,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.3418993634143455,"endHours":7.3418993634143455,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.3418993634143455,"endHours":8.341899363414345,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.341899363414345,"endHours":9.341899363414345,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.341899363414345,"endHours":10.341899363414345,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.341899363414345,"endHours":11.341899363414345,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.341899363414345,"endHours":12.341899363414345,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.341899363414345,"endHours":13.341899363414345,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.341899363414345,"endHours":14.341899363414345,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.341899363414345,"endHours":15.341899363414345,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.341899363414345,"endHours":16.341899363414345,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.341899363414345,"endHours":17.341899363414345,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.341899363414345,"endHours":18.341899363414345,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.341899363414345,"endHours":19.341899363414345,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.341899363414345,"endHours":20.341899363414345,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.341899363414345,"endHours":21.341899363414345,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.341899363414345,"endHours":22.341899363414345,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.341899363414345,"endHours":23.341899363414345,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.341899363414345,"endHours":24.341899363414345,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.341899363414345,"endHours":25.341899363414345,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.341899363414345,"endHours":26.341899363414345,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.341899363414345,"endHours":27.341899363414345,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.341899363414345,"endHours":28.341899363414345,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.341899363414345,"endHours":29.341899363414345,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.341899363414345,"endHours":30.341899363414345,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.3236565431970697,"eotMinutes":6.239563755367786,"ayanamsa":25.9024}},"calendars":{"vikram_samvat":2203,"vikram_samvatsara":"Siddhārthī","saka_samvat":2068,"saka_samvatsara":"Parābhava","bengali_samvat":1553,"malayalam_era":1322,"nanakshahi_year":677,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Dvādaśī · Vikram 2203 Siddhārthī · Śaka 2068 Parābhava"},"festivals":[{"id":"vamana-jayanti","name":"Vāmana Jayantī","name_sanskrit":"वामन जयन्ती","tradition":"Vaishnava","associated_deity":"Vāmana (5th daśāvatāra of Krishna)","deity_avatara_index":15,"significance":"Vāmana's three-step measure of all worlds; Bali's surrender. (= Onam in Kerala.)","vrata":true,"detection":{"tithi_number":12,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Bhāgavata 8.18-22"]},{"id":"onam","name":"Onam (Vāmana / King Bali)","name_sanskrit":"ओणम् (वामन-बलि स्मरण)","tradition":"Regional","associated_deity":"Vāmana + King Bali","significance":"Kerala festival; King Bali's annual return to Kerala. Aligned with Thiru-Onam (Śravaṇa nakshatra in Bhādrapada).","vrata":false,"detection":{"nakshatra_name":"Śravaṇa","lunar_month":"Bhādrapada"},"precedence":2}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 September 17, 2146 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 17, 2146 CE for Kolhāpur, Maharashtra: Śukla Dvādaśī, sūryodaya 06:21, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2146-09-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2146-09-17","sa":"https://sa.vidhyamitra.com/city/kolhapur/2146-09-17","hi":"https://hi.vidhyamitra.com/city/kolhapur/2146-09-17","x-default":"https://vidhyamitra.com/city/kolhapur/2146-09-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:21:33.907Z","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":"2026-05-31T23:21:33.907Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:21:33.907Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}