{"id":"vidhyamitra:city-day:kolhapur:1990-10-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1990-10-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-10-16","date_display":"October 16, 1990 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":1990,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448180.770833,"kali_year":5092,"ahargana":1859715.2708,"sun":{"sidereal_longitude":177.9811,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":147.9767,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.9956,"elapsed_within_tithi_degrees":5.9956},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.9767,"elapsed_within_degrees":1.31},"yoga":{"number":25,"name":"Brahma","sum_longitude":325.9578},"karana":{"half_tithi_index":54,"name":"Gara"},"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":1990,"month":10,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448180.770833,"ahargana":1859715.2708,"kali_year":5092,"ayanamsa_lahiri":23.7243,"grahas":{"sun":{"sidereal_longitude":178.69134899999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":148.689749,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":-3.1604},"mars":{"sidereal_longitude":50.78114900000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":174.39864899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":106.716749,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":174.57444899999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":265.23434900000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":283.3354,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":103.3354,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1990,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448180.770833,"kali_year":5092,"ahargana":1859715.2708,"sun":{"sidereal_longitude":177.9811,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":147.9767,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.9956,"elapsed_within_tithi_degrees":5.9956},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.9767,"elapsed_within_degrees":1.31},"yoga":{"number":25,"name":"Brahma","sum_longitude":325.9578},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.16,"elongation":30.004},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.16,"opposition_distance":149.996}},"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":"06:25","sunsetLocal":"18:11","solarNoonLocal":"12:18","dayLengthHours":11.765490945290736,"dayLengthDisplay":"11 Hours 45 Mins 56 Secs","nightLengthDisplay":"12 Hours 14 Mins 04 Secs","moonriseLocal":"04:12","moonsetLocal":"16:24","rahuKala":{"name":"Rāhu Kāla","start":"15:14","end":"16:43","startHours":15.241023910136335,"endHours":16.711710278297677,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:21","end":"10:50","startHours":9.358278437490966,"endHours":10.828964805652308,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:18","end":"13:46","startHours":12.29965117381365,"endHours":13.770337541974992,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:33","startHours":9.16218692173612,"endHours":9.554369953245812,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:13","startHours":6.907134490555396,"endHours":7.220880915763149,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:42","startHours":11.907468142303959,"endHours":12.691834205323342,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:51","end":"05:38","startHours":4.848173575129517,"endHours":5.6325396381489,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:26","end":"06:25","startHours":5.436448122394054,"endHours":6.416905701168282,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:03","startHours":14.260566331362106,"endHours":15.044932394381489,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.98239664645902,"endHours":18.382396646459018,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:40","startHours":18.18239664645902,"endHours":18.672625435846133,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.93239664645902,"endHours":19.68239664645902,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:42","startHours":23.90746814230396,"endHours":24.691834205323342,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:25","end":"07:53","startHours":6.416905701168282,"endHours":7.887592069329624,"quality":"inauspicious"},{"name":"Udveg","start":"07:53","end":"09:21","startHours":7.887592069329624,"endHours":9.358278437490966,"quality":"inauspicious"},{"name":"Chala","start":"09:21","end":"10:50","startHours":9.358278437490966,"endHours":10.828964805652308,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:18","startHours":10.828964805652308,"endHours":12.29965117381365,"quality":"auspicious"},{"name":"Amṛta","start":"12:18","end":"13:46","startHours":12.29965117381365,"endHours":13.770337541974992,"quality":"auspicious"},{"name":"Kāla","start":"13:46","end":"15:14","startHours":13.770337541974992,"endHours":15.241023910136335,"quality":"inauspicious"},{"name":"Śubha","start":"15:14","end":"16:43","startHours":15.241023910136335,"endHours":16.711710278297677,"quality":"auspicious"},{"name":"Roga","start":"16:43","end":"18:11","startHours":16.711710278297677,"endHours":18.18239664645902,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:11","end":"19:43","startHours":18.18239664645902,"endHours":19.711710278297677,"quality":"inauspicious"},{"name":"Śubha","start":"19:43","end":"21:14","startHours":19.711710278297677,"endHours":21.241023910136335,"quality":"auspicious"},{"name":"Roga","start":"21:14","end":"22:46","startHours":21.241023910136335,"endHours":22.770337541974992,"quality":"inauspicious"},{"name":"Udveg","start":"22:46","end":"00:18","startHours":22.770337541974992,"endHours":24.29965117381365,"quality":"inauspicious"},{"name":"Chala","start":"00:18","end":"01:50","startHours":24.29965117381365,"endHours":25.82896480565231,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:21","startHours":25.82896480565231,"endHours":27.358278437490966,"quality":"auspicious"},{"name":"Amṛta","start":"03:21","end":"04:53","startHours":27.358278437490966,"endHours":28.887592069329624,"quality":"auspicious"},{"name":"Kāla","start":"04:53","end":"06:25","startHours":28.887592069329624,"endHours":30.416905701168282,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.416905701168282,"endHours":7.416905701168282,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.416905701168282,"endHours":8.416905701168282,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.416905701168282,"endHours":9.416905701168282,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.416905701168282,"endHours":10.416905701168282,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.416905701168282,"endHours":11.416905701168282,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.416905701168282,"endHours":12.416905701168282,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.416905701168282,"endHours":13.416905701168282,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.416905701168282,"endHours":14.416905701168282,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.416905701168282,"endHours":15.416905701168282,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.416905701168282,"endHours":16.416905701168282,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.416905701168282,"endHours":17.416905701168282,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.416905701168282,"endHours":18.416905701168282,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.416905701168282,"endHours":19.416905701168282,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.416905701168282,"endHours":20.416905701168282,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.416905701168282,"endHours":21.416905701168282,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.416905701168282,"endHours":22.416905701168282,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.416905701168282,"endHours":23.416905701168282,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.416905701168282,"endHours":24.416905701168282,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.416905701168282,"endHours":25.416905701168282,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.416905701168282,"endHours":26.416905701168282,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.416905701168282,"endHours":27.416905701168282,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.416905701168282,"endHours":28.416905701168282,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.416905701168282,"endHours":29.416905701168282,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.416905701168282,"endHours":30.416905701168282,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","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":-8.723398386365412,"eotMinutes":15.04772957118102,"ayanamsa":23.7243}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Trayodaśī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"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},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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 October 16, 1990 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"October 16, 1990 CE for Kolhāpur, Maharashtra: Kṛṣṇa Trayodaśī, sūryodaya 06:25, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1990-10-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1990-10-16","sa":"https://sa.vidhyamitra.com/city/kolhapur/1990-10-16","hi":"https://hi.vidhyamitra.com/city/kolhapur/1990-10-16","x-default":"https://vidhyamitra.com/city/kolhapur/1990-10-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T14:59:32.530Z","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":"2026-05-17T14:59:32.530Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T14:59:32.530Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}