{"id":"vidhyamitra:city-day:kolhapur:1985-12-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1985-12-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-12-15","date_display":"December 15, 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":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446414.770833,"kali_year":5087,"ahargana":1857949.2708,"sun":{"sidereal_longitude":239.0011,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":278.9883,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.9872,"elapsed_within_tithi_degrees":3.9872},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.9883,"elapsed_within_degrees":12.3216},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.9894},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446414.770833,"ahargana":1857949.2708,"kali_year":5087,"ayanamsa_lahiri":23.6568,"grahas":{"sun":{"sidereal_longitude":239.35222299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":280.3230229999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":-4.457},"mars":{"sidereal_longitude":186.644223,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":218.27392299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":292.013723,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":231.02182300000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":219.25852299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":16.9066,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":196.9066,"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":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446414.770833,"kali_year":5087,"ahargana":1857949.2708,"sun":{"sidereal_longitude":239.0011,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":278.9883,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.9872,"elapsed_within_tithi_degrees":3.9872},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.9883,"elapsed_within_degrees":12.3216},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.9894},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.457,"elongation":39.987},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.457,"opposition_distance":140.013}},"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":"06:55","sunsetLocal":"18:03","solarNoonLocal":"12:29","dayLengthHours":11.139286275503288,"dayLengthDisplay":"11 Hours 08 Mins 21 Secs","nightLengthDisplay":"12 Hours 51 Mins 39 Secs","moonriseLocal":"09:34","moonsetLocal":"20:51","rahuKala":{"name":"Rāhu Kāla","start":"16:39","end":"18:03","startHours":16.658046769420864,"endHours":18.050457553858774,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:29","end":"13:52","startHours":12.48081441610713,"endHours":13.87322520054504,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:16","end":"16:39","startHours":15.26563598498295,"endHours":16.658046769420864,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:53","startHours":9.510338075972918,"endHours":9.881647618489694,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:23","end":"07:40","startHours":7.3753082065014555,"endHours":7.672355840514877,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:51","startHours":12.109504873590353,"endHours":12.852123958623906,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:10","startHours":5.42593310828838,"endHours":6.168552193321933,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:55","startHours":5.9828974220635445,"endHours":6.911171278355485,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:05","startHours":14.33736212869101,"endHours":15.079981213724563,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.850457553858774,"endHours":18.250457553858773,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:31","startHours":18.050457553858774,"endHours":18.514594482004743,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.800457553858774,"endHours":19.550457553858774,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:51","startHours":24.109504873590353,"endHours":24.852123958623906,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:55","end":"08:18","startHours":6.911171278355485,"endHours":8.303582062793396,"quality":"inauspicious"},{"name":"Chala","start":"08:18","end":"09:42","startHours":8.303582062793396,"endHours":9.695992847231306,"quality":"neutral"},{"name":"Labha","start":"09:42","end":"11:05","startHours":9.695992847231306,"endHours":11.088403631669218,"quality":"auspicious"},{"name":"Amṛta","start":"11:05","end":"12:29","startHours":11.088403631669218,"endHours":12.48081441610713,"quality":"auspicious"},{"name":"Kāla","start":"12:29","end":"13:52","startHours":12.48081441610713,"endHours":13.87322520054504,"quality":"inauspicious"},{"name":"Śubha","start":"13:52","end":"15:16","startHours":13.87322520054504,"endHours":15.26563598498295,"quality":"auspicious"},{"name":"Roga","start":"15:16","end":"16:39","startHours":15.26563598498295,"endHours":16.658046769420864,"quality":"inauspicious"},{"name":"Udveg","start":"16:39","end":"18:03","startHours":16.658046769420864,"endHours":18.050457553858774,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:03","end":"19:39","startHours":18.050457553858774,"endHours":19.658046769420864,"quality":"auspicious"},{"name":"Roga","start":"19:39","end":"21:16","startHours":19.658046769420864,"endHours":21.26563598498295,"quality":"inauspicious"},{"name":"Udveg","start":"21:16","end":"22:52","startHours":21.26563598498295,"endHours":22.87322520054504,"quality":"inauspicious"},{"name":"Chala","start":"22:52","end":"00:29","startHours":22.87322520054504,"endHours":24.48081441610713,"quality":"neutral"},{"name":"Labha","start":"00:29","end":"02:05","startHours":24.48081441610713,"endHours":26.08840363166922,"quality":"auspicious"},{"name":"Amṛta","start":"02:05","end":"03:42","startHours":26.08840363166922,"endHours":27.69599284723131,"quality":"auspicious"},{"name":"Kāla","start":"03:42","end":"05:18","startHours":27.69599284723131,"endHours":29.303582062793396,"quality":"inauspicious"},{"name":"Śubha","start":"05:18","end":"06:55","startHours":29.303582062793396,"endHours":30.911171278355486,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:55","end":"07:55","startHours":6.911171278355485,"endHours":7.911171278355485,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:55","end":"08:55","startHours":7.911171278355485,"endHours":8.911171278355486,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:55","end":"09:55","startHours":8.911171278355486,"endHours":9.911171278355486,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:55","end":"10:55","startHours":9.911171278355486,"endHours":10.911171278355486,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:55","end":"11:55","startHours":10.911171278355486,"endHours":11.911171278355486,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:55","end":"12:55","startHours":11.911171278355486,"endHours":12.911171278355486,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:55","end":"13:55","startHours":12.911171278355486,"endHours":13.911171278355486,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:55","end":"14:55","startHours":13.911171278355486,"endHours":14.911171278355486,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:55","end":"15:55","startHours":14.911171278355486,"endHours":15.911171278355486,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:55","end":"16:55","startHours":15.911171278355486,"endHours":16.911171278355486,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:55","end":"17:55","startHours":16.911171278355486,"endHours":17.911171278355486,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:55","end":"18:55","startHours":17.911171278355486,"endHours":18.911171278355486,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:55","end":"19:55","startHours":18.911171278355486,"endHours":19.911171278355486,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:55","end":"20:55","startHours":19.911171278355486,"endHours":20.911171278355486,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:55","end":"21:55","startHours":20.911171278355486,"endHours":21.911171278355486,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:55","end":"22:55","startHours":21.911171278355486,"endHours":22.911171278355486,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:55","end":"23:55","startHours":22.911171278355486,"endHours":23.911171278355486,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:55","end":"00:55","startHours":23.911171278355486,"endHours":24.911171278355486,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:55","end":"01:55","startHours":24.911171278355486,"endHours":25.911171278355486,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:55","end":"02:55","startHours":25.911171278355486,"endHours":26.911171278355486,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:55","end":"03:55","startHours":26.911171278355486,"endHours":27.911171278355486,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:55","end":"04:55","startHours":27.911171278355486,"endHours":28.911171278355486,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:55","end":"05:55","startHours":28.911171278355486,"endHours":29.911171278355486,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:55","end":"06:55","startHours":29.911171278355486,"endHours":30.911171278355486,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.251970324803864,"eotMinutes":4.177935033572184,"ayanamsa":23.6568}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturthī · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 15, 1985 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"December 15, 1985 CE for Kolhāpur, Maharashtra: Śukla Caturthī, sūryodaya 06:55, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1985-12-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1985-12-15","sa":"https://sa.vidhyamitra.com/city/kolhapur/1985-12-15","hi":"https://hi.vidhyamitra.com/city/kolhapur/1985-12-15","x-default":"https://vidhyamitra.com/city/kolhapur/1985-12-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T19:11:07.396Z","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":"2026-05-19T19:11:07.396Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T19:11:07.396Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}