{"id":"vidhyamitra:city-day:kolhapur:2102-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2102-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-09-20","date_display":"September 20, 2102 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":2102,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489061.770833,"kali_year":5204,"ahargana":1900596.2708,"sun":{"sidereal_longitude":150.4579,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":242.9008,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.4429,"elapsed_within_tithi_degrees":8.4429},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":242.9008,"elapsed_within_degrees":2.9008},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3588},"karana":{"half_tithi_index":15,"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":2102,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489061.770833,"ahargana":1900596.2708,"kali_year":5204,"ayanamsa_lahiri":25.2879,"grahas":{"sun":{"sidereal_longitude":151.44059399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":241.74559399999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":-2.5381},"mars":{"sidereal_longitude":169.45689399999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":132.49589400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":230.88789399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":147.32669399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":200.39659400000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":277.2633,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":97.2633,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2102,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489061.770833,"kali_year":5204,"ahargana":1900596.2708,"sun":{"sidereal_longitude":150.4579,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":242.9008,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":92.4429,"elapsed_within_tithi_degrees":8.4429},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":242.9008,"elapsed_within_degrees":2.9008},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3588},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.538,"elongation":92.443},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.538,"opposition_distance":87.557}},"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":12.168051334237898,"dayLengthDisplay":"12 Hours 10 Mins 05 Secs","nightLengthDisplay":"11 Hours 49 Mins 55 Secs","moonriseLocal":"12:54","moonsetLocal":"00:00","rahuKala":{"name":"Rāhu Kāla","start":"12:26","end":"13:57","startHours":12.427998087307428,"endHours":13.949004504087165,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:52","end":"09:23","startHours":7.864978836968216,"endHours":9.385985253747954,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:54","end":"12:26","startHours":10.90699167052769,"endHours":12.427998087307428,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.183184398177321,"endHours":9.588786109318585,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.850974559115057,"endHours":7.175455928028068,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.022396376166164,"endHours":12.833599798448692,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:32","startHours":4.721565575623425,"endHours":5.5327689979059524,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.3299681423353205,"endHours":6.343972420188479,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.456006643013744,"endHours":15.26721006529627,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.312023754426377,"endHours":18.712023754426376,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:01","startHours":18.512023754426377,"endHours":19.019025893352957,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.262023754426377,"endHours":20.012023754426377,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.022396376166167,"endHours":24.83359979844869,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:21","end":"07:52","startHours":6.343972420188479,"endHours":7.864978836968216,"quality":"auspicious"},{"name":"Amṛta","start":"07:52","end":"09:23","startHours":7.864978836968216,"endHours":9.385985253747954,"quality":"auspicious"},{"name":"Kāla","start":"09:23","end":"10:54","startHours":9.385985253747954,"endHours":10.90699167052769,"quality":"inauspicious"},{"name":"Śubha","start":"10:54","end":"12:26","startHours":10.90699167052769,"endHours":12.427998087307428,"quality":"auspicious"},{"name":"Roga","start":"12:26","end":"13:57","startHours":12.427998087307428,"endHours":13.949004504087165,"quality":"inauspicious"},{"name":"Udveg","start":"13:57","end":"15:28","startHours":13.949004504087165,"endHours":15.470010920866901,"quality":"inauspicious"},{"name":"Chala","start":"15:28","end":"16:59","startHours":15.470010920866901,"endHours":16.99101733764664,"quality":"neutral"},{"name":"Labha","start":"16:59","end":"18:31","startHours":16.99101733764664,"endHours":18.512023754426377,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:31","end":"19:59","startHours":18.512023754426377,"endHours":19.99101733764664,"quality":"inauspicious"},{"name":"Chala","start":"19:59","end":"21:28","startHours":19.99101733764664,"endHours":21.4700109208669,"quality":"neutral"},{"name":"Labha","start":"21:28","end":"22:57","startHours":21.4700109208669,"endHours":22.949004504087164,"quality":"auspicious"},{"name":"Amṛta","start":"22:57","end":"00:26","startHours":22.949004504087164,"endHours":24.42799808730743,"quality":"auspicious"},{"name":"Kāla","start":"00:26","end":"01:54","startHours":24.42799808730743,"endHours":25.906991670527688,"quality":"inauspicious"},{"name":"Śubha","start":"01:54","end":"03:23","startHours":25.906991670527688,"endHours":27.385985253747954,"quality":"auspicious"},{"name":"Roga","start":"03:23","end":"04:52","startHours":27.385985253747954,"endHours":28.864978836968216,"quality":"inauspicious"},{"name":"Udveg","start":"04:52","end":"06:21","startHours":28.864978836968216,"endHours":30.34397242018848,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.343972420188479,"endHours":7.343972420188479,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.343972420188479,"endHours":8.343972420188479,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.343972420188479,"endHours":9.343972420188479,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.343972420188479,"endHours":10.343972420188479,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.343972420188479,"endHours":11.343972420188479,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.343972420188479,"endHours":12.343972420188479,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.343972420188479,"endHours":13.343972420188479,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.343972420188479,"endHours":14.343972420188479,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.343972420188479,"endHours":15.343972420188479,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.343972420188479,"endHours":16.34397242018848,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.34397242018848,"endHours":17.34397242018848,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.34397242018848,"endHours":18.34397242018848,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.34397242018848,"endHours":19.34397242018848,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.34397242018848,"endHours":20.34397242018848,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.34397242018848,"endHours":21.34397242018848,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.34397242018848,"endHours":22.34397242018848,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.34397242018848,"endHours":23.34397242018848,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.34397242018848,"endHours":24.34397242018848,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.34397242018848,"endHours":25.34397242018848,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.34397242018848,"endHours":26.34397242018848,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.34397242018848,"endHours":27.34397242018848,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.34397242018848,"endHours":28.34397242018848,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.34397242018848,"endHours":29.34397242018848,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.34397242018848,"endHours":30.34397242018848,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.300588908122954,"eotMinutes":7.346914761554353,"ayanamsa":25.2879}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"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":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Aṣṭamī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[{"id":"radhashtami","name":"Rādhāṣṭamī","name_sanskrit":"राधाष्टमी","tradition":"Vaishnava","associated_deity":"Śrī Rādhā (Krishna's hlādinī-śakti)","significance":"Manifestation of Śrī Rādhā at Barsānā — Krishna's ādi-śakti.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Padma Purāṇa","Brahma-Vaivarta Purāṇa"]}],"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":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 20, 2102 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 20, 2102 CE for Kolhāpur, Maharashtra: Śukla Aṣṭamī, sūryodaya 06:21, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2102-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2102-09-20","sa":"https://sa.vidhyamitra.com/city/kolhapur/2102-09-20","hi":"https://hi.vidhyamitra.com/city/kolhapur/2102-09-20","x-default":"https://vidhyamitra.com/city/kolhapur/2102-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T22:51:14.599Z","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":"2026-05-30T22:51:14.599Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T22:51:14.599Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}