{"id":"vidhyamitra:city-day:kolhapur:2018-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2018-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-04-13","date_display":"April 13, 2018 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":2018,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458221.770833,"kali_year":5119,"ahargana":1869756.2708,"sun":{"sidereal_longitude":359.0616,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":321.2973,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.2357,"elapsed_within_tithi_degrees":10.2357},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.2973,"elapsed_within_degrees":1.2973},"yoga":{"number":25,"name":"Brahma","sum_longitude":320.359},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2018,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458221.770833,"ahargana":1869756.2708,"kali_year":5119,"ayanamsa_lahiri":24.1084,"grahas":{"sun":{"sidereal_longitude":358.966609,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":321.73650900000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":-2.2471},"mars":{"sidereal_longitude":260.15230900000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":340.775109,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":207.11910899999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":21.431309,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":254.88820899999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":111.3149,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":291.3149,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2018,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458221.770833,"kali_year":5119,"ahargana":1869756.2708,"sun":{"sidereal_longitude":359.0616,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":321.2973,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.2357,"elapsed_within_tithi_degrees":10.2357},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.2973,"elapsed_within_degrees":1.2973},"yoga":{"number":25,"name":"Brahma","sum_longitude":320.359},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.247,"elongation":37.764},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.247,"opposition_distance":142.236}},"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":"06:19","sunsetLocal":"18:48","solarNoonLocal":"12:34","dayLengthHours":12.479523440147716,"dayLengthDisplay":"12 Hours 28 Mins 46 Secs","nightLengthDisplay":"11 Hours 31 Mins 14 Secs","moonriseLocal":"04:09","moonsetLocal":"16:01","rahuKala":{"name":"Rāhu Kāla","start":"11:00","end":"12:34","startHours":11.003336417143274,"endHours":12.563276847161738,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:41","end":"17:15","startHours":15.683157707198667,"endHours":17.24309813721713,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:53","end":"09:27","startHours":7.883455557106346,"endHours":9.44339598712481,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:39","startHours":9.235403929789015,"endHours":9.651388044460605,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.843495270427369,"endHours":7.1762825621646416,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:59","startHours":12.147292732490147,"endHours":12.97926096183333,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:40","end":"05:29","startHours":4.659578668401519,"endHours":5.4915468977447,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:17","end":"06:19","startHours":5.283554840408905,"endHours":6.323515127087881,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:29","startHours":14.64319742051969,"endHours":15.475165649862872,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.603038567235597,"endHours":19.003038567235595,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:19","startHours":18.803038567235596,"endHours":19.323018710575084,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.553038567235596,"endHours":20.303038567235596,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:59","startHours":24.147292732490147,"endHours":24.97926096183333,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:19","end":"07:53","startHours":6.323515127087881,"endHours":7.883455557106346,"quality":"neutral"},{"name":"Labha","start":"07:53","end":"09:27","startHours":7.883455557106346,"endHours":9.44339598712481,"quality":"auspicious"},{"name":"Amṛta","start":"09:27","end":"11:00","startHours":9.44339598712481,"endHours":11.003336417143274,"quality":"auspicious"},{"name":"Kāla","start":"11:00","end":"12:34","startHours":11.003336417143274,"endHours":12.563276847161738,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"14:07","startHours":12.563276847161738,"endHours":14.123217277180203,"quality":"auspicious"},{"name":"Roga","start":"14:07","end":"15:41","startHours":14.123217277180203,"endHours":15.683157707198667,"quality":"inauspicious"},{"name":"Udveg","start":"15:41","end":"17:15","startHours":15.683157707198667,"endHours":17.24309813721713,"quality":"inauspicious"},{"name":"Chala","start":"17:15","end":"18:48","startHours":17.24309813721713,"endHours":18.803038567235596,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:48","end":"20:15","startHours":18.803038567235596,"endHours":20.24309813721713,"quality":"inauspicious"},{"name":"Udveg","start":"20:15","end":"21:41","startHours":20.24309813721713,"endHours":21.683157707198667,"quality":"inauspicious"},{"name":"Chala","start":"21:41","end":"23:07","startHours":21.683157707198667,"endHours":23.123217277180203,"quality":"neutral"},{"name":"Labha","start":"23:07","end":"00:34","startHours":23.123217277180203,"endHours":24.563276847161738,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:00","startHours":24.563276847161738,"endHours":26.003336417143274,"quality":"auspicious"},{"name":"Kāla","start":"02:00","end":"03:27","startHours":26.003336417143274,"endHours":27.44339598712481,"quality":"inauspicious"},{"name":"Śubha","start":"03:27","end":"04:53","startHours":27.44339598712481,"endHours":28.883455557106345,"quality":"auspicious"},{"name":"Roga","start":"04:53","end":"06:19","startHours":28.883455557106345,"endHours":30.32351512708788,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.323515127087881,"endHours":7.323515127087881,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.323515127087881,"endHours":8.32351512708788,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.32351512708788,"endHours":9.32351512708788,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.32351512708788,"endHours":10.32351512708788,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.32351512708788,"endHours":11.32351512708788,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.32351512708788,"endHours":12.32351512708788,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.32351512708788,"endHours":13.32351512708788,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.32351512708788,"endHours":14.32351512708788,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.32351512708788,"endHours":15.32351512708788,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.32351512708788,"endHours":16.32351512708788,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.32351512708788,"endHours":17.32351512708788,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.32351512708788,"endHours":18.32351512708788,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.32351512708788,"endHours":19.32351512708788,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.32351512708788,"endHours":20.32351512708788,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.32351512708788,"endHours":21.32351512708788,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.32351512708788,"endHours":22.32351512708788,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.32351512708788,"endHours":23.32351512708788,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.32351512708788,"endHours":24.32351512708788,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.32351512708788,"endHours":25.32351512708788,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.32351512708788,"endHours":26.32351512708788,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.32351512708788,"endHours":27.32351512708788,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.32351512708788,"endHours":28.32351512708788,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.32351512708788,"endHours":29.32351512708788,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.32351512708788,"endHours":30.32351512708788,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":8.96816294257557,"eotMinutes":-0.7698108297043191,"ayanamsa":24.1084}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Dvādaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 April 13, 2018 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 13, 2018 CE for Kolhāpur, Maharashtra: Kṛṣṇa Dvādaśī, sūryodaya 06:19, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2018-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2018-04-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/2018-04-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/2018-04-13","x-default":"https://vidhyamitra.com/city/kolhapur/2018-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T04:07:18.200Z","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":"2026-05-15T04:07:18.200Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T04:07:18.200Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}