{"id":"vidhyamitra:city-day:kolhapur:2102-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2102-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-10-20","date_display":"October 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":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489091.770833,"kali_year":5204,"ahargana":1900626.2708,"sun":{"sidereal_longitude":179.9886,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":280.551,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":100.5625,"elapsed_within_tithi_degrees":4.5625},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":280.551,"elapsed_within_degrees":0.551},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.5396},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489091.770833,"ahargana":1900626.2708,"kali_year":5204,"ayanamsa_lahiri":25.289,"grahas":{"sun":{"sidereal_longitude":180.96574800000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":280.7010479999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":0.3822},"mars":{"sidereal_longitude":189.52184799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":179.77244799999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":235.223248,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":184.76794800000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":203.475548,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":275.6737,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":95.6737,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2102,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489091.770833,"kali_year":5204,"ahargana":1900626.2708,"sun":{"sidereal_longitude":179.9886,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":280.551,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":100.5625,"elapsed_within_tithi_degrees":4.5625},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":280.551,"elapsed_within_degrees":0.551},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":100.5396},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.382,"elongation":100.562},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.382,"opposition_distance":79.438}},"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":"06:26","sunsetLocal":"18:09","solarNoonLocal":"12:17","dayLengthHours":11.707953784946987,"dayLengthDisplay":"11 Hours 42 Mins 29 Secs","nightLengthDisplay":"12 Hours 17 Mins 31 Secs","moonriseLocal":"13:17","moonsetLocal":"00:35","rahuKala":{"name":"Rāhu Kāla","start":"10:50","end":"12:17","startHours":10.825337922811105,"endHours":12.28883214592948,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:13","end":"16:41","startHours":15.215820592166224,"endHours":16.6793148152846,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:54","end":"09:22","startHours":7.898349476574358,"endHours":9.36184369969273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:33","startHours":9.166711136610282,"endHours":9.556976262775182,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:55","end":"07:14","startHours":6.92268666116211,"endHours":7.234898762094029,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:41","startHours":11.89856701976458,"endHours":12.67909727209438,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:39","startHours":4.873794748796387,"endHours":5.654325001126185,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:26","startHours":5.459192438043736,"endHours":6.434855253455985,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:01","startHours":14.240157776753975,"endHours":15.020688029083773,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.942809038402974,"endHours":18.342809038402972,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:38","startHours":18.142809038402973,"endHours":18.630640446109098,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.892809038402973,"endHours":19.642809038402973,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:41","startHours":23.89856701976458,"endHours":24.679097272094378,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:26","end":"07:54","startHours":6.434855253455985,"endHours":7.898349476574358,"quality":"neutral"},{"name":"Labha","start":"07:54","end":"09:22","startHours":7.898349476574358,"endHours":9.36184369969273,"quality":"auspicious"},{"name":"Amṛta","start":"09:22","end":"10:50","startHours":9.36184369969273,"endHours":10.825337922811105,"quality":"auspicious"},{"name":"Kāla","start":"10:50","end":"12:17","startHours":10.825337922811105,"endHours":12.28883214592948,"quality":"inauspicious"},{"name":"Śubha","start":"12:17","end":"13:45","startHours":12.28883214592948,"endHours":13.752326369047852,"quality":"auspicious"},{"name":"Roga","start":"13:45","end":"15:13","startHours":13.752326369047852,"endHours":15.215820592166224,"quality":"inauspicious"},{"name":"Udveg","start":"15:13","end":"16:41","startHours":15.215820592166224,"endHours":16.6793148152846,"quality":"inauspicious"},{"name":"Chala","start":"16:41","end":"18:09","startHours":16.6793148152846,"endHours":18.142809038402973,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:09","end":"19:41","startHours":18.142809038402973,"endHours":19.6793148152846,"quality":"inauspicious"},{"name":"Udveg","start":"19:41","end":"21:13","startHours":19.6793148152846,"endHours":21.215820592166224,"quality":"inauspicious"},{"name":"Chala","start":"21:13","end":"22:45","startHours":21.215820592166224,"endHours":22.752326369047854,"quality":"neutral"},{"name":"Labha","start":"22:45","end":"00:17","startHours":22.752326369047854,"endHours":24.28883214592948,"quality":"auspicious"},{"name":"Amṛta","start":"00:17","end":"01:50","startHours":24.28883214592948,"endHours":25.825337922811105,"quality":"auspicious"},{"name":"Kāla","start":"01:50","end":"03:22","startHours":25.825337922811105,"endHours":27.361843699692734,"quality":"inauspicious"},{"name":"Śubha","start":"03:22","end":"04:54","startHours":27.361843699692734,"endHours":28.89834947657436,"quality":"auspicious"},{"name":"Roga","start":"04:54","end":"06:26","startHours":28.89834947657436,"endHours":30.434855253455986,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:26","end":"07:26","startHours":6.434855253455985,"endHours":7.434855253455985,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:26","end":"08:26","startHours":7.434855253455985,"endHours":8.434855253455986,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:26","end":"09:26","startHours":8.434855253455986,"endHours":9.434855253455986,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:26","end":"10:26","startHours":9.434855253455986,"endHours":10.434855253455986,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:26","end":"11:26","startHours":10.434855253455986,"endHours":11.434855253455986,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:26","end":"12:26","startHours":11.434855253455986,"endHours":12.434855253455986,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:26","end":"13:26","startHours":12.434855253455986,"endHours":13.434855253455986,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:26","end":"14:26","startHours":13.434855253455986,"endHours":14.434855253455986,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:26","end":"15:26","startHours":14.434855253455986,"endHours":15.434855253455986,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:26","end":"16:26","startHours":15.434855253455986,"endHours":16.434855253455986,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:26","end":"17:26","startHours":16.434855253455986,"endHours":17.434855253455986,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:26","end":"18:26","startHours":17.434855253455986,"endHours":18.434855253455986,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:26","end":"19:26","startHours":18.434855253455986,"endHours":19.434855253455986,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:26","end":"20:26","startHours":19.434855253455986,"endHours":20.434855253455986,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:26","end":"21:26","startHours":20.434855253455986,"endHours":21.434855253455986,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:26","end":"22:26","startHours":21.434855253455986,"endHours":22.434855253455986,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:26","end":"23:26","startHours":22.434855253455986,"endHours":23.434855253455986,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:26","end":"00:26","startHours":23.434855253455986,"endHours":24.434855253455986,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:26","end":"01:26","startHours":24.434855253455986,"endHours":25.434855253455986,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:26","end":"02:26","startHours":25.434855253455986,"endHours":26.434855253455986,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:26","end":"03:26","startHours":26.434855253455986,"endHours":27.434855253455986,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:26","end":"04:26","startHours":27.434855253455986,"endHours":28.434855253455986,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:26","end":"05:26","startHours":28.434855253455986,"endHours":29.434855253455986,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:26","end":"06:26","startHours":29.434855253455986,"endHours":30.434855253455986,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.133488851506408,"eotMinutes":15.696871244231174,"ayanamsa":25.289}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Navamī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[{"id":"akshaya-navami","name":"Akṣaya Navamī (Āmlā Navamī)","name_sanskrit":"अक्षय नवमी","tradition":"Pan-Hindu","associated_deity":"Viṣṇu under Āmlā tree","significance":"Worship of Āmlā tree; equivalent merit to Akṣaya Tṛtīyā.","vrata":true,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":4},{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 Śukla Navamī","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 October 20, 2102 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"October 20, 2102 CE for Kolhāpur, Maharashtra: Śukla Navamī, sūryodaya 06:26, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2102-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2102-10-20","sa":"https://sa.vidhyamitra.com/city/kolhapur/2102-10-20","hi":"https://hi.vidhyamitra.com/city/kolhapur/2102-10-20","x-default":"https://vidhyamitra.com/city/kolhapur/2102-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T19:09:09.457Z","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":"2026-05-20T19:09:09.457Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T19:09:09.457Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}