{"id":"vidhyamitra:city-day:kolhapur:1985-12-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1985-12-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-12-17","date_display":"December 17, 1985 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":1985,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446416.770833,"kali_year":5087,"ahargana":1857951.2708,"sun":{"sidereal_longitude":241.0535,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":305.3482,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":64.2947,"elapsed_within_tithi_degrees":4.2947},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.3482,"elapsed_within_degrees":12.0148},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":186.4017},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1985,"month":12,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446416.770833,"ahargana":1857951.2708,"kali_year":5087,"ayanamsa_lahiri":23.6569,"grahas":{"sun":{"sidereal_longitude":241.387246,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":307.5853460000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-4.2658},"mars":{"sidereal_longitude":187.87754599999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":220.117846,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":292.396346,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":233.53904599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":219.486446,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":16.8006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":196.8006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1985,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446416.770833,"kali_year":5087,"ahargana":1857951.2708,"sun":{"sidereal_longitude":241.0535,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":305.3482,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":64.2947,"elapsed_within_tithi_degrees":4.2947},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.3482,"elapsed_within_degrees":12.0148},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":186.4017},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.266,"elongation":64.295},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.266,"opposition_distance":115.705}},"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":"06:56","sunsetLocal":"18:04","solarNoonLocal":"12:30","dayLengthHours":11.134995770617195,"dayLengthDisplay":"11 Hours 08 Mins 06 Secs","nightLengthDisplay":"12 Hours 51 Mins 54 Secs","moonriseLocal":"11:05","moonsetLocal":"22:44","rahuKala":{"name":"Rāhu Kāla","start":"15:17","end":"16:40","startHours":15.279972794702491,"endHours":16.67184726602964,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:43","end":"11:06","startHours":9.712474909393894,"endHours":11.104349380721043,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:30","end":"13:53","startHours":12.496223852048193,"endHours":13.888098323375342,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:54","startHours":9.526891646550272,"endHours":9.898058172237512,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:24","end":"07:41","startHours":7.392684123848644,"endHours":7.689617344398436,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:52","startHours":12.125057326360952,"endHours":12.867390377735433,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:11","startHours":5.444059863990635,"endHours":6.186392915365115,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:00","end":"06:56","startHours":6.000809652521495,"endHours":6.928725966739594,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:06","startHours":14.352056480484391,"endHours":15.094389531858871,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.86372173735679,"endHours":18.26372173735679,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:32","startHours":18.06372173735679,"endHours":18.52767989446584,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.81372173735679,"endHours":19.56372173735679,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:52","startHours":24.125057326360952,"endHours":24.867390377735433,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:56","end":"08:19","startHours":6.928725966739594,"endHours":8.320600438066744,"quality":"inauspicious"},{"name":"Udveg","start":"08:19","end":"09:43","startHours":8.320600438066744,"endHours":9.712474909393894,"quality":"inauspicious"},{"name":"Chala","start":"09:43","end":"11:06","startHours":9.712474909393894,"endHours":11.104349380721043,"quality":"neutral"},{"name":"Labha","start":"11:06","end":"12:30","startHours":11.104349380721043,"endHours":12.496223852048193,"quality":"auspicious"},{"name":"Amṛta","start":"12:30","end":"13:53","startHours":12.496223852048193,"endHours":13.888098323375342,"quality":"auspicious"},{"name":"Kāla","start":"13:53","end":"15:17","startHours":13.888098323375342,"endHours":15.279972794702491,"quality":"inauspicious"},{"name":"Śubha","start":"15:17","end":"16:40","startHours":15.279972794702491,"endHours":16.67184726602964,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:04","startHours":16.67184726602964,"endHours":18.06372173735679,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:04","end":"19:40","startHours":18.06372173735679,"endHours":19.67184726602964,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:17","startHours":19.67184726602964,"endHours":21.27997279470249,"quality":"auspicious"},{"name":"Roga","start":"21:17","end":"22:53","startHours":21.27997279470249,"endHours":22.888098323375342,"quality":"inauspicious"},{"name":"Udveg","start":"22:53","end":"00:30","startHours":22.888098323375342,"endHours":24.496223852048193,"quality":"inauspicious"},{"name":"Chala","start":"00:30","end":"02:06","startHours":24.496223852048193,"endHours":26.104349380721043,"quality":"neutral"},{"name":"Labha","start":"02:06","end":"03:43","startHours":26.104349380721043,"endHours":27.712474909393894,"quality":"auspicious"},{"name":"Amṛta","start":"03:43","end":"05:19","startHours":27.712474909393894,"endHours":29.320600438066744,"quality":"auspicious"},{"name":"Kāla","start":"05:19","end":"06:56","startHours":29.320600438066744,"endHours":30.928725966739595,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.928725966739594,"endHours":7.928725966739594,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.928725966739594,"endHours":8.928725966739595,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.928725966739595,"endHours":9.928725966739595,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.928725966739595,"endHours":10.928725966739595,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.928725966739595,"endHours":11.928725966739595,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.928725966739595,"endHours":12.928725966739595,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.928725966739595,"endHours":13.928725966739595,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.928725966739595,"endHours":14.928725966739595,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.928725966739595,"endHours":15.928725966739595,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.928725966739595,"endHours":16.928725966739595,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.928725966739595,"endHours":17.928725966739595,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.928725966739595,"endHours":18.928725966739595,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.928725966739595,"endHours":19.928725966739595,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.928725966739595,"endHours":20.928725966739595,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.928725966739595,"endHours":21.928725966739595,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.928725966739595,"endHours":22.928725966739595,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.928725966739595,"endHours":23.928725966739595,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.928725966739595,"endHours":24.928725966739595,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.928725966739595,"endHours":25.928725966739595,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.928725966739595,"endHours":26.928725966739595,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.928725966739595,"endHours":27.928725966739595,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.928725966739595,"endHours":28.928725966739595,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.928725966739595,"endHours":29.928725966739595,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.928725966739595,"endHours":30.928725966739595,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.34367913759364,"eotMinutes":3.253368877108411,"ayanamsa":23.6569}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 December 17, 1985 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"December 17, 1985 CE for Kolhāpur, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 06:56, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1985-12-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1985-12-17","sa":"https://sa.vidhyamitra.com/city/kolhapur/1985-12-17","hi":"https://hi.vidhyamitra.com/city/kolhapur/1985-12-17","x-default":"https://vidhyamitra.com/city/kolhapur/1985-12-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T10:14:14.068Z","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":"2026-05-19T10:14:14.068Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T10:14:14.068Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}