{"id":"vidhyamitra:city-day:kolhapur:2109-10-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2109-10-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2109-10-12","date_display":"October 12, 2109 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":2109,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491640.770833,"kali_year":5211,"ahargana":1903175.2708,"sun":{"sidereal_longitude":172.239,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":29.4803,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":217.2413,"elapsed_within_tithi_degrees":1.2413},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.4803,"elapsed_within_degrees":2.8137},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.7193},"karana":{"half_tithi_index":36,"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":2109,"month":10,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491640.770833,"ahargana":1903175.2708,"kali_year":5211,"ayanamsa_lahiri":25.3865,"grahas":{"sun":{"sidereal_longitude":173.24615700000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":26.881756999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-4.1967},"mars":{"sidereal_longitude":130.042257,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":172.12645699999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":114.55195700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":218.057857,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":277.66765699999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":140.6154,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.6154,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2109,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491640.770833,"kali_year":5211,"ahargana":1903175.2708,"sun":{"sidereal_longitude":172.239,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":29.4803,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":217.2413,"elapsed_within_tithi_degrees":1.2413},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.4803,"elapsed_within_degrees":2.8137},"yoga":{"number":16,"name":"Siddhi","sum_longitude":201.7193},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.197,"elongation":142.759},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.197,"opposition_distance":37.241}},"eclipse_window_40days":[{"offset_days":-17,"type":"solar","occurs":true,"moon_latitude":1.308,"elongation":2.915}]},"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":"18:14","solarNoonLocal":"12:19","dayLengthHours":11.823165717305383,"dayLengthDisplay":"11 Hours 49 Mins 23 Secs","nightLengthDisplay":"12 Hours 10 Mins 37 Secs","moonriseLocal":"20:08","moonsetLocal":"08:59","rahuKala":{"name":"Rāhu Kāla","start":"09:21","end":"10:50","startHours":9.357664122520656,"endHours":10.83555983718383,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:47","end":"15:16","startHours":13.791351266510176,"endHours":15.269246981173346,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:24","end":"07:53","startHours":6.401872693194311,"endHours":7.879768407857483,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:33","startHours":9.160611360565568,"endHours":9.554716884475747,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:13","startHours":6.894504598082035,"endHours":7.209789017210179,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:42","startHours":11.919350027936822,"endHours":12.70756107575718,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:50","end":"05:37","startHours":4.825450597553593,"endHours":5.613661645373952,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:24","startHours":5.416608883418863,"endHours":6.401872693194311,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:04","startHours":14.2839831713979,"endHours":15.07219421921826,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.025038410499693,"endHours":18.425038410499692,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:43","startHours":18.225038410499693,"endHours":18.717670315387416,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.975038410499693,"endHours":19.725038410499693,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:42","startHours":23.91935002793682,"endHours":24.70756107575718,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:24","end":"07:53","startHours":6.401872693194311,"endHours":7.879768407857483,"quality":"inauspicious"},{"name":"Śubha","start":"07:53","end":"09:21","startHours":7.879768407857483,"endHours":9.357664122520656,"quality":"auspicious"},{"name":"Roga","start":"09:21","end":"10:50","startHours":9.357664122520656,"endHours":10.83555983718383,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:19","startHours":10.83555983718383,"endHours":12.313455551847003,"quality":"inauspicious"},{"name":"Chala","start":"12:19","end":"13:47","startHours":12.313455551847003,"endHours":13.791351266510176,"quality":"neutral"},{"name":"Labha","start":"13:47","end":"15:16","startHours":13.791351266510176,"endHours":15.269246981173346,"quality":"auspicious"},{"name":"Amṛta","start":"15:16","end":"16:45","startHours":15.269246981173346,"endHours":16.74714269583652,"quality":"auspicious"},{"name":"Kāla","start":"16:45","end":"18:14","startHours":16.74714269583652,"endHours":18.225038410499693,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:14","end":"19:45","startHours":18.225038410499693,"endHours":19.74714269583652,"quality":"auspicious"},{"name":"Amṛta","start":"19:45","end":"21:16","startHours":19.74714269583652,"endHours":21.269246981173346,"quality":"auspicious"},{"name":"Kāla","start":"21:16","end":"22:47","startHours":21.269246981173346,"endHours":22.791351266510176,"quality":"inauspicious"},{"name":"Śubha","start":"22:47","end":"00:19","startHours":22.791351266510176,"endHours":24.313455551847,"quality":"auspicious"},{"name":"Roga","start":"00:19","end":"01:50","startHours":24.313455551847,"endHours":25.83555983718383,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:21","startHours":25.83555983718383,"endHours":27.357664122520656,"quality":"inauspicious"},{"name":"Chala","start":"03:21","end":"04:53","startHours":27.357664122520656,"endHours":28.879768407857483,"quality":"neutral"},{"name":"Labha","start":"04:53","end":"06:24","startHours":28.879768407857483,"endHours":30.40187269319431,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.401872693194311,"endHours":7.401872693194311,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.401872693194311,"endHours":8.40187269319431,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.40187269319431,"endHours":9.40187269319431,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.40187269319431,"endHours":10.40187269319431,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.40187269319431,"endHours":11.40187269319431,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.40187269319431,"endHours":12.40187269319431,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.40187269319431,"endHours":13.40187269319431,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.40187269319431,"endHours":14.40187269319431,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.40187269319431,"endHours":15.40187269319431,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.40187269319431,"endHours":16.40187269319431,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.40187269319431,"endHours":17.40187269319431,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.40187269319431,"endHours":18.40187269319431,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.40187269319431,"endHours":19.40187269319431,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.40187269319431,"endHours":20.40187269319431,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.40187269319431,"endHours":21.40187269319431,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.40187269319431,"endHours":22.40187269319431,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.40187269319431,"endHours":23.40187269319431,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.40187269319431,"endHours":24.40187269319431,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.40187269319431,"endHours":25.40187269319431,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.40187269319431,"endHours":26.40187269319431,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.40187269319431,"endHours":27.40187269319431,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.40187269319431,"endHours":28.40187269319431,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.40187269319431,"endHours":29.40187269319431,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.40187269319431,"endHours":30.40187269319431,"planetary_lord":"Mercury"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.300617936467329,"eotMinutes":14.219466889179907,"ayanamsa":25.3865}},"calendars":{"vikram_samvat":2166,"vikram_samvatsara":"Citrabhānu","saka_samvat":2031,"saka_samvatsara":"Śukla","bengali_samvat":1516,"malayalam_era":1285,"nanakshahi_year":640,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Caturthī · Vikram 2166 Citrabhānu · Śaka 2031 Śukla"},"festivals":[{"id":"karva-chauth","name":"Karvā Chauth","name_sanskrit":"करवा चौथ","tradition":"Pan-Hindu","associated_deity":"Pārvatī + Gaṇeśa + Chandra","significance":"North Indian wives' fast for husband's longevity. Kṛṣṇa Caturthī of Kārtika.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":2},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 12, 2109 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"October 12, 2109 CE for Kolhāpur, Maharashtra: Kṛṣṇa Caturthī, sūryodaya 06:24, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2109-10-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2109-10-12","sa":"https://sa.vidhyamitra.com/city/kolhapur/2109-10-12","hi":"https://hi.vidhyamitra.com/city/kolhapur/2109-10-12","x-default":"https://vidhyamitra.com/city/kolhapur/2109-10-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:18:34.101Z","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":"2026-05-31T12:18:34.101Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:18:34.101Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}