{"id":"vidhyamitra:city-day:kolhapur:2139-12-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2139-12-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-12-21","date_display":"December 21, 2139 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":2139,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502667.770833,"kali_year":5241,"ahargana":1914202.2708,"sun":{"sidereal_longitude":242.2356,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":237.5145,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.2789,"elapsed_within_tithi_degrees":7.2789},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":237.5145,"elapsed_within_degrees":10.8478},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.7501},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2139,"month":12,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502667.770833,"ahargana":1914202.2708,"kali_year":5241,"ayanamsa_lahiri":25.8083,"grahas":{"sun":{"sidereal_longitude":242.92294500000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":238.99224500000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":-2.8202},"mars":{"sidereal_longitude":157.42384500000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":247.82174499999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":284.30864500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":280.583745,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":287.35484500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":276.3519,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":96.3519,"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":2139,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502667.770833,"kali_year":5241,"ahargana":1914202.2708,"sun":{"sidereal_longitude":242.2356,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":237.5145,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.2789,"elapsed_within_tithi_degrees":7.2789},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":237.5145,"elapsed_within_degrees":10.8478},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.7501},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.82,"elongation":4.721},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.82,"opposition_distance":175.279}},"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":"06:58","sunsetLocal":"18:06","solarNoonLocal":"12:32","dayLengthHours":11.130932706420822,"dayLengthDisplay":"11 Hours 07 Mins 51 Secs","nightLengthDisplay":"12 Hours 52 Mins 09 Secs","moonriseLocal":"06:43","moonsetLocal":"17:49","rahuKala":{"name":"Rāhu Kāla","start":"08:21","end":"09:45","startHours":8.353303078309821,"endHours":9.744669666612424,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:08","end":"12:32","startHours":11.136036254915027,"endHours":12.52740284321763,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:19","startHours":13.918769431520232,"endHours":15.310136019822835,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:56","startHours":9.55915412150541,"endHours":9.930185211719436,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.4257253527747515,"endHours":7.722550224945974,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.156371753003603,"endHours":12.898433933431656,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:29","end":"06:13","startHours":5.477812129151108,"endHours":6.219874309579163,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:58","startHours":6.034358764472149,"endHours":6.961936490007218,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.382558294287765,"endHours":15.12462047471582,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.89286919642804,"endHours":18.29286919642804,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:33","startHours":18.09286919642804,"endHours":18.556658059195573,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.84286919642804,"endHours":19.59286919642804,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.1563717530036,"endHours":24.898433933431658,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:58","end":"08:21","startHours":6.961936490007218,"endHours":8.353303078309821,"quality":"auspicious"},{"name":"Kāla","start":"08:21","end":"09:45","startHours":8.353303078309821,"endHours":9.744669666612424,"quality":"inauspicious"},{"name":"Śubha","start":"09:45","end":"11:08","startHours":9.744669666612424,"endHours":11.136036254915027,"quality":"auspicious"},{"name":"Roga","start":"11:08","end":"12:32","startHours":11.136036254915027,"endHours":12.52740284321763,"quality":"inauspicious"},{"name":"Udveg","start":"12:32","end":"13:55","startHours":12.52740284321763,"endHours":13.918769431520232,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:19","startHours":13.918769431520232,"endHours":15.310136019822835,"quality":"neutral"},{"name":"Labha","start":"15:19","end":"16:42","startHours":15.310136019822835,"endHours":16.701502608125438,"quality":"auspicious"},{"name":"Amṛta","start":"16:42","end":"18:06","startHours":16.701502608125438,"endHours":18.09286919642804,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:06","end":"19:42","startHours":18.09286919642804,"endHours":19.701502608125438,"quality":"neutral"},{"name":"Labha","start":"19:42","end":"21:19","startHours":19.701502608125438,"endHours":21.310136019822835,"quality":"auspicious"},{"name":"Amṛta","start":"21:19","end":"22:55","startHours":21.310136019822835,"endHours":22.918769431520232,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:32","startHours":22.918769431520232,"endHours":24.52740284321763,"quality":"inauspicious"},{"name":"Śubha","start":"00:32","end":"02:08","startHours":24.52740284321763,"endHours":26.136036254915027,"quality":"auspicious"},{"name":"Roga","start":"02:08","end":"03:45","startHours":26.136036254915027,"endHours":27.744669666612424,"quality":"inauspicious"},{"name":"Udveg","start":"03:45","end":"05:21","startHours":27.744669666612424,"endHours":29.35330307830982,"quality":"inauspicious"},{"name":"Chala","start":"05:21","end":"06:58","startHours":29.35330307830982,"endHours":30.96193649000722,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.961936490007218,"endHours":7.961936490007218,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.961936490007218,"endHours":8.961936490007218,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.961936490007218,"endHours":9.961936490007218,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.961936490007218,"endHours":10.961936490007218,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.961936490007218,"endHours":11.961936490007218,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.961936490007218,"endHours":12.961936490007218,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.961936490007218,"endHours":13.961936490007218,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.961936490007218,"endHours":14.961936490007218,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.961936490007218,"endHours":15.961936490007218,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.961936490007218,"endHours":16.96193649000722,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.96193649000722,"endHours":17.96193649000722,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.96193649000722,"endHours":18.96193649000722,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.96193649000722,"endHours":19.96193649000722,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.96193649000722,"endHours":20.96193649000722,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.96193649000722,"endHours":21.96193649000722,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.96193649000722,"endHours":22.96193649000722,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.96193649000722,"endHours":23.96193649000722,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.96193649000722,"endHours":24.96193649000722,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.96193649000722,"endHours":25.96193649000722,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.96193649000722,"endHours":26.96193649000722,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.96193649000722,"endHours":27.96193649000722,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.96193649000722,"endHours":28.96193649000722,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.96193649000722,"endHours":29.96193649000722,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.96193649000722,"endHours":30.96193649000722,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","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":-23.430410811203902,"eotMinutes":1.382629406942221,"ayanamsa":25.8083}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Amāvasyā · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā + Jyeṣṭhā","url":"/day/-3137-10-20","relevance":1}]},"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 21, 2139 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"December 21, 2139 CE for Kolhāpur, Maharashtra: Kṛṣṇa Amāvasyā, sūryodaya 06:58, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2139-12-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2139-12-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/2139-12-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/2139-12-21","x-default":"https://vidhyamitra.com/city/kolhapur/2139-12-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T23:11:10.557Z","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":"2026-05-25T23:11:10.557Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T23:11:10.557Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}