{"id":"vidhyamitra:city-day:kolhapur:1981-10-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1981-10-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-10-10","date_display":"October 10, 1981 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":1981,"month":10,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444887.770833,"kali_year":5083,"ahargana":1856422.2708,"sun":{"sidereal_longitude":172.3585,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":307.3358,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.9772,"elapsed_within_tithi_degrees":2.9772},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":307.3358,"elapsed_within_degrees":0.6691},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.6943},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1981,"month":10,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444887.770833,"ahargana":1856422.2708,"kali_year":5083,"ayanamsa_lahiri":23.5984,"grahas":{"sun":{"sidereal_longitude":173.05586500000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":306.65216499999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":-2.2156},"mars":{"sidereal_longitude":120.120765,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":189.96206499999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":176.60956499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":217.870765,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":169.40236499999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":97.8144,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":277.8144,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1981,"month":10,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444887.770833,"kali_year":5083,"ahargana":1856422.2708,"sun":{"sidereal_longitude":172.3585,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":307.3358,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.9772,"elapsed_within_tithi_degrees":2.9772},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":307.3358,"elapsed_within_degrees":0.6691},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.6943},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.216,"elongation":134.977},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.216,"opposition_distance":45.023}},"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":"06:24","sunsetLocal":"18:15","solarNoonLocal":"12:19","dayLengthHours":11.853655953966808,"dayLengthDisplay":"11 Hours 51 Mins 13 Secs","nightLengthDisplay":"12 Hours 08 Mins 47 Secs","moonriseLocal":"15:25","moonsetLocal":"03:02","rahuKala":{"name":"Rāhu Kāla","start":"09:21","end":"10:50","startHours":9.357975243642137,"endHours":10.839682237887988,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:48","end":"15:17","startHours":13.80309622637969,"endHours":15.284803220625541,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:24","end":"07:53","startHours":6.394561255150435,"endHours":7.876268249396286,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:33","startHours":9.160414311076025,"endHours":9.55553617620825,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:12","startHours":6.888463586565719,"endHours":7.204561078671501,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:43","startHours":11.926267367001612,"endHours":12.716511097266066,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:49","end":"05:36","startHours":4.814073794621528,"endHours":5.604317524885982,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:24","startHours":5.406756592319868,"endHours":6.394561255150435,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:05","startHours":14.296998557794973,"endHours":15.087242288059427,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.048217209117244,"endHours":18.448217209117242,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:45","startHours":18.248217209117243,"endHours":18.742119540532528,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":17.998217209117243,"endHours":19.748217209117243,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:43","startHours":23.92626736700161,"endHours":24.716511097266068,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:24","end":"07:53","startHours":6.394561255150435,"endHours":7.876268249396286,"quality":"inauspicious"},{"name":"Śubha","start":"07:53","end":"09:21","startHours":7.876268249396286,"endHours":9.357975243642137,"quality":"auspicious"},{"name":"Roga","start":"09:21","end":"10:50","startHours":9.357975243642137,"endHours":10.839682237887988,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:19","startHours":10.839682237887988,"endHours":12.32138923213384,"quality":"inauspicious"},{"name":"Chala","start":"12:19","end":"13:48","startHours":12.32138923213384,"endHours":13.80309622637969,"quality":"neutral"},{"name":"Labha","start":"13:48","end":"15:17","startHours":13.80309622637969,"endHours":15.284803220625541,"quality":"auspicious"},{"name":"Amṛta","start":"15:17","end":"16:46","startHours":15.284803220625541,"endHours":16.766510214871392,"quality":"auspicious"},{"name":"Kāla","start":"16:46","end":"18:15","startHours":16.766510214871392,"endHours":18.248217209117243,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:15","end":"19:46","startHours":18.248217209117243,"endHours":19.766510214871392,"quality":"auspicious"},{"name":"Amṛta","start":"19:46","end":"21:17","startHours":19.766510214871392,"endHours":21.28480322062554,"quality":"auspicious"},{"name":"Kāla","start":"21:17","end":"22:48","startHours":21.28480322062554,"endHours":22.80309622637969,"quality":"inauspicious"},{"name":"Śubha","start":"22:48","end":"00:19","startHours":22.80309622637969,"endHours":24.32138923213384,"quality":"auspicious"},{"name":"Roga","start":"00:19","end":"01:50","startHours":24.32138923213384,"endHours":25.83968223788799,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:21","startHours":25.83968223788799,"endHours":27.357975243642137,"quality":"inauspicious"},{"name":"Chala","start":"03:21","end":"04:53","startHours":27.357975243642137,"endHours":28.876268249396286,"quality":"neutral"},{"name":"Labha","start":"04:53","end":"06:24","startHours":28.876268249396286,"endHours":30.394561255150435,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.394561255150435,"endHours":7.394561255150435,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.394561255150435,"endHours":8.394561255150435,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.394561255150435,"endHours":9.394561255150435,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.394561255150435,"endHours":10.394561255150435,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.394561255150435,"endHours":11.394561255150435,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.394561255150435,"endHours":12.394561255150435,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.394561255150435,"endHours":13.394561255150435,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.394561255150435,"endHours":14.394561255150435,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.394561255150435,"endHours":15.394561255150435,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.394561255150435,"endHours":16.394561255150435,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.394561255150435,"endHours":17.394561255150435,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.394561255150435,"endHours":18.394561255150435,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.394561255150435,"endHours":19.394561255150435,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.394561255150435,"endHours":20.394561255150435,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.394561255150435,"endHours":21.394561255150435,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.394561255150435,"endHours":22.394561255150435,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.394561255150435,"endHours":23.394561255150435,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.394561255150435,"endHours":24.394561255150435,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.394561255150435,"endHours":25.394561255150435,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.394561255150435,"endHours":26.394561255150435,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.394561255150435,"endHours":27.394561255150435,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.394561255150435,"endHours":28.394561255150435,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.394561255150435,"endHours":29.394561255150435,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.394561255150435,"endHours":30.394561255150435,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-6.545285598798683,"eotMinutes":13.743446071969673,"ayanamsa":23.5984}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Dvādaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 October 10, 1981 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"October 10, 1981 CE for Kolhāpur, Maharashtra: Śukla Dvādaśī, sūryodaya 06:24, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1981-10-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1981-10-10","sa":"https://sa.vidhyamitra.com/city/kolhapur/1981-10-10","hi":"https://hi.vidhyamitra.com/city/kolhapur/1981-10-10","x-default":"https://vidhyamitra.com/city/kolhapur/1981-10-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T14:51:58.332Z","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":"2026-05-18T14:51:58.332Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T14:51:58.332Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}