{"id":"vidhyamitra:city-day:kolhapur:2012-08-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2012-08-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-08-21","date_display":"August 21, 2012 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":2012,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456160.770833,"kali_year":5114,"ahargana":1867695.2708,"sun":{"sidereal_longitude":123.6923,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":166.0863,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.394,"elapsed_within_tithi_degrees":6.394},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.0863,"elapsed_within_degrees":6.0863},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.7786},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":2012,"month":8,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456160.770833,"ahargana":1867695.2708,"kali_year":5114,"ayanamsa_lahiri":24.0295,"grahas":{"sun":{"sidereal_longitude":124.36555399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":167.782554,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":-3.6591},"mars":{"sidereal_longitude":184.14725399999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":106.53805399999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":48.970054000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":78.48895399999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":180.97715400000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":220.5166,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":40.5166,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456160.770833,"kali_year":5114,"ahargana":1867695.2708,"sun":{"sidereal_longitude":123.6923,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":166.0863,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.394,"elapsed_within_tithi_degrees":6.394},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.0863,"elapsed_within_degrees":6.0863},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.7786},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.659,"elongation":42.394},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.659,"opposition_distance":137.606}},"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":"06:18","sunsetLocal":"18:54","solarNoonLocal":"12:36","dayLengthHours":12.607806373317636,"dayLengthDisplay":"12 Hours 36 Mins 28 Secs","nightLengthDisplay":"11 Hours 23 Mins 32 Secs","moonriseLocal":"09:33","moonsetLocal":"21:26","rahuKala":{"name":"Rāhu Kāla","start":"15:45","end":"17:20","startHours":15.749029815262658,"endHours":17.325005611927363,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:27","end":"11:01","startHours":9.44512662860384,"endHours":11.021102425268545,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:36","end":"14:10","startHours":12.597078221933248,"endHours":14.173054018597952,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:39","startHours":9.234996522381879,"endHours":9.6552567348258,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:09","startHours":6.8185003008293315,"endHours":7.154708470784469,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"13:01","startHours":12.176818009489327,"endHours":13.01733843437717,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:37","end":"05:27","startHours":4.612134185498745,"endHours":5.452654610386588,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:18","startHours":5.242524504164628,"endHours":6.29317503527443,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:32","startHours":14.698379284152853,"endHours":15.538899709040695,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.700981408592067,"endHours":19.100981408592066,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:26","startHours":18.900981408592067,"endHours":19.426306674146968,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.650981408592067,"endHours":20.400981408592067,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"01:01","startHours":24.176818009489327,"endHours":25.01733843437717,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:18","end":"07:52","startHours":6.29317503527443,"endHours":7.869150831939135,"quality":"inauspicious"},{"name":"Udveg","start":"07:52","end":"09:27","startHours":7.869150831939135,"endHours":9.44512662860384,"quality":"inauspicious"},{"name":"Chala","start":"09:27","end":"11:01","startHours":9.44512662860384,"endHours":11.021102425268545,"quality":"neutral"},{"name":"Labha","start":"11:01","end":"12:36","startHours":11.021102425268545,"endHours":12.597078221933248,"quality":"auspicious"},{"name":"Amṛta","start":"12:36","end":"14:10","startHours":12.597078221933248,"endHours":14.173054018597952,"quality":"auspicious"},{"name":"Kāla","start":"14:10","end":"15:45","startHours":14.173054018597952,"endHours":15.749029815262658,"quality":"inauspicious"},{"name":"Śubha","start":"15:45","end":"17:20","startHours":15.749029815262658,"endHours":17.325005611927363,"quality":"auspicious"},{"name":"Roga","start":"17:20","end":"18:54","startHours":17.325005611927363,"endHours":18.900981408592067,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:54","end":"20:20","startHours":18.900981408592067,"endHours":20.325005611927363,"quality":"inauspicious"},{"name":"Śubha","start":"20:20","end":"21:45","startHours":20.325005611927363,"endHours":21.74902981526266,"quality":"auspicious"},{"name":"Roga","start":"21:45","end":"23:10","startHours":21.74902981526266,"endHours":23.173054018597952,"quality":"inauspicious"},{"name":"Udveg","start":"23:10","end":"00:36","startHours":23.173054018597952,"endHours":24.59707822193325,"quality":"inauspicious"},{"name":"Chala","start":"00:36","end":"02:01","startHours":24.59707822193325,"endHours":26.021102425268545,"quality":"neutral"},{"name":"Labha","start":"02:01","end":"03:27","startHours":26.021102425268545,"endHours":27.445126628603838,"quality":"auspicious"},{"name":"Amṛta","start":"03:27","end":"04:52","startHours":27.445126628603838,"endHours":28.869150831939134,"quality":"auspicious"},{"name":"Kāla","start":"04:52","end":"06:18","startHours":28.869150831939134,"endHours":30.29317503527443,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.29317503527443,"endHours":7.29317503527443,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.29317503527443,"endHours":8.29317503527443,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.29317503527443,"endHours":9.29317503527443,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.29317503527443,"endHours":10.29317503527443,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.29317503527443,"endHours":11.29317503527443,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.29317503527443,"endHours":12.29317503527443,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.29317503527443,"endHours":13.29317503527443,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.29317503527443,"endHours":14.29317503527443,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.29317503527443,"endHours":15.29317503527443,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.29317503527443,"endHours":16.29317503527443,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.29317503527443,"endHours":17.29317503527443,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.29317503527443,"endHours":18.29317503527443,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.29317503527443,"endHours":19.29317503527443,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.29317503527443,"endHours":20.29317503527443,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.29317503527443,"endHours":21.29317503527443,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.29317503527443,"endHours":22.29317503527443,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.29317503527443,"endHours":23.29317503527443,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.29317503527443,"endHours":24.29317503527443,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.29317503527443,"endHours":25.29317503527443,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.29317503527443,"endHours":26.29317503527443,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.29317503527443,"endHours":27.29317503527443,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.29317503527443,"endHours":28.29317503527443,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.29317503527443,"endHours":29.29317503527443,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.29317503527443,"endHours":30.29317503527443,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.030681143859628,"eotMinutes":-2.7978933159948465,"ayanamsa":24.0295}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"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":"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 August 21, 2012 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"August 21, 2012 CE for Kolhāpur, Maharashtra: Śukla Caturthī, sūryodaya 06:18, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2012-08-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2012-08-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/2012-08-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/2012-08-21","x-default":"https://vidhyamitra.com/city/kolhapur/2012-08-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T22:26:43.547Z","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":"2026-05-15T22:26:43.547Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T22:26:43.547Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}