{"id":"vidhyamitra:city-day:kolhapur:2001-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2001-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-09-20","date_display":"September 20, 2001 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":2001,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452172.770833,"kali_year":5103,"ahargana":1863707.2708,"sun":{"sidereal_longitude":152.5386,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":187.6285,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":35.0899,"elapsed_within_tithi_degrees":11.0899},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.6285,"elapsed_within_degrees":0.9618},"yoga":{"number":26,"name":"Indra","sum_longitude":340.1671},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2001,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452172.770833,"ahargana":1863707.2708,"kali_year":5103,"ayanamsa_lahiri":23.877,"grahas":{"sun":{"sidereal_longitude":153.279225,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":189.36382500000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":4.0504},"mars":{"sidereal_longitude":252.21512499999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":179.73282500000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":78.78952500000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":124.85942499999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":50.98202500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":71.82,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.82,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"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":2001,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452172.770833,"kali_year":5103,"ahargana":1863707.2708,"sun":{"sidereal_longitude":152.5386,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":187.6285,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":35.0899,"elapsed_within_tithi_degrees":11.0899},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.6285,"elapsed_within_degrees":0.9618},"yoga":{"number":26,"name":"Indra","sum_longitude":340.1671},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.05,"elongation":35.09},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.05,"opposition_distance":144.91}},"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":"06:21","sunsetLocal":"18:31","solarNoonLocal":"12:26","dayLengthHours":12.161240176980945,"dayLengthDisplay":"12 Hours 09 Mins 40 Secs","nightLengthDisplay":"11 Hours 50 Mins 20 Secs","moonriseLocal":"09:03","moonsetLocal":"20:37","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:28","startHours":13.948153109430045,"endHours":15.468308131552662,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:21","end":"07:52","startHours":6.347377998816954,"endHours":7.867533020939573,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:23","end":"10:54","startHours":9.387688043062191,"endHours":10.907843065184808,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.185000706779174,"endHours":9.590375379345206,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.854096339524494,"endHours":7.178396077577319,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.022623414741396,"endHours":12.833372759873459,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:32","startHours":4.725879308552829,"endHours":5.536628653684891,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.333941317401876,"endHours":6.347377998816954,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.454871450137585,"endHours":15.265620795269648,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.3086181757979,"endHours":18.7086181757979,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:01","startHours":18.5086181757979,"endHours":19.01533651650544,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.2586181757979,"endHours":20.0086181757979,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.022623414741396,"endHours":24.833372759873463,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:21","end":"07:52","startHours":6.347377998816954,"endHours":7.867533020939573,"quality":"auspicious"},{"name":"Roga","start":"07:52","end":"09:23","startHours":7.867533020939573,"endHours":9.387688043062191,"quality":"inauspicious"},{"name":"Udveg","start":"09:23","end":"10:54","startHours":9.387688043062191,"endHours":10.907843065184808,"quality":"inauspicious"},{"name":"Chala","start":"10:54","end":"12:26","startHours":10.907843065184808,"endHours":12.427998087307426,"quality":"neutral"},{"name":"Labha","start":"12:26","end":"13:57","startHours":12.427998087307426,"endHours":13.948153109430045,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:28","startHours":13.948153109430045,"endHours":15.468308131552662,"quality":"auspicious"},{"name":"Kāla","start":"15:28","end":"16:59","startHours":15.468308131552662,"endHours":16.988463153675283,"quality":"inauspicious"},{"name":"Śubha","start":"16:59","end":"18:31","startHours":16.988463153675283,"endHours":18.5086181757979,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:31","end":"19:59","startHours":18.5086181757979,"endHours":19.98846315367528,"quality":"auspicious"},{"name":"Kāla","start":"19:59","end":"21:28","startHours":19.98846315367528,"endHours":21.468308131552664,"quality":"inauspicious"},{"name":"Śubha","start":"21:28","end":"22:57","startHours":21.468308131552664,"endHours":22.948153109430045,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:26","startHours":22.948153109430045,"endHours":24.427998087307426,"quality":"inauspicious"},{"name":"Udveg","start":"00:26","end":"01:54","startHours":24.427998087307426,"endHours":25.907843065184807,"quality":"inauspicious"},{"name":"Chala","start":"01:54","end":"03:23","startHours":25.907843065184807,"endHours":27.38768804306219,"quality":"neutral"},{"name":"Labha","start":"03:23","end":"04:52","startHours":27.38768804306219,"endHours":28.86753302093957,"quality":"auspicious"},{"name":"Amṛta","start":"04:52","end":"06:21","startHours":28.86753302093957,"endHours":30.347377998816953,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.347377998816954,"endHours":7.347377998816954,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.347377998816954,"endHours":8.347377998816954,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.347377998816954,"endHours":9.347377998816954,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.347377998816954,"endHours":10.347377998816954,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.347377998816954,"endHours":11.347377998816954,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.347377998816954,"endHours":12.347377998816954,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.347377998816954,"endHours":13.347377998816954,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.347377998816954,"endHours":14.347377998816954,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.347377998816954,"endHours":15.347377998816954,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.347377998816954,"endHours":16.347377998816953,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.347377998816953,"endHours":17.347377998816953,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.347377998816953,"endHours":18.347377998816953,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.347377998816953,"endHours":19.347377998816953,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.347377998816953,"endHours":20.347377998816953,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.347377998816953,"endHours":21.347377998816953,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.347377998816953,"endHours":22.347377998816953,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.347377998816953,"endHours":23.347377998816953,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.347377998816953,"endHours":24.347377998816953,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.347377998816953,"endHours":25.347377998816953,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.347377998816953,"endHours":26.347377998816953,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.347377998816953,"endHours":27.347377998816953,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.347377998816953,"endHours":28.347377998816953,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.347377998816953,"endHours":29.347377998816953,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.347377998816953,"endHours":30.347377998816953,"planetary_lord":"Moon"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":1.1306706841199137,"eotMinutes":7.346914761554353,"ayanamsa":23.877}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Tṛtīyā · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"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}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 20, 2001 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 20, 2001 CE for Kolhāpur, Maharashtra: Śukla Tṛtīyā, sūryodaya 06:21, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2001-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2001-09-20","sa":"https://sa.vidhyamitra.com/city/kolhapur/2001-09-20","hi":"https://hi.vidhyamitra.com/city/kolhapur/2001-09-20","x-default":"https://vidhyamitra.com/city/kolhapur/2001-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T17:07:11.336Z","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":"2026-05-16T17:07:11.336Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T17:07:11.336Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}