{"id":"vidhyamitra:city-day:kolhapur:1997-04-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1997-04-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-04-11","date_display":"April 11, 1997 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":1997,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450549.770833,"kali_year":5098,"ahargana":1862084.2708,"sun":{"sidereal_longitude":357.5305,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":44.123,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.5925,"elapsed_within_tithi_degrees":10.5925},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.123,"elapsed_within_degrees":4.123},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.6535},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":1997,"month":4,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450549.770833,"ahargana":1862084.2708,"kali_year":5098,"ayanamsa_lahiri":23.8149,"grahas":{"sun":{"sidereal_longitude":357.381735,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":44.372934999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":-4.1201},"mars":{"sidereal_longitude":144.713035,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":15.220034999999996,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":292.94593499999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":359.598135,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":347.822335,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":157.8144,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":337.8144,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"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":1997,"month":4,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450549.770833,"kali_year":5098,"ahargana":1862084.2708,"sun":{"sidereal_longitude":357.5305,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":44.123,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.5925,"elapsed_within_tithi_degrees":10.5925},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.123,"elapsed_within_degrees":4.123},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.6535},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.12,"elongation":46.593},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.12,"opposition_distance":133.407}},"eclipse_window_40days":[{"offset_days":-18,"type":"lunar","occurs":true,"moon_latitude":-0.031,"opposition_distance":1.434}]},"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":"06:21","sunsetLocal":"18:48","solarNoonLocal":"12:34","dayLengthHours":12.450602756794167,"dayLengthDisplay":"12 Hours 27 Mins 02 Secs","nightLengthDisplay":"11 Hours 32 Mins 58 Secs","moonriseLocal":"09:12","moonsetLocal":"22:12","rahuKala":{"name":"Rāhu Kāla","start":"11:01","end":"12:34","startHours":11.01616610440868,"endHours":12.572491449007948,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:41","end":"17:14","startHours":15.68514213820649,"endHours":17.24146748280576,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:54","end":"09:28","startHours":7.903515415210137,"endHours":9.459840759809408,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:40","startHours":9.252330713862838,"endHours":9.667350805755976,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:12","startHours":6.86596518547729,"endHours":7.197981258991801,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:59","startHours":12.15747135711481,"endHours":12.987511540901087,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:41","end":"05:31","startHours":4.687109703038311,"endHours":5.517149886824588,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:19","end":"06:21","startHours":5.3096398408780185,"endHours":6.347190070610866,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:29","startHours":14.647591908473643,"endHours":15.47763209225992,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.597792827405033,"endHours":18.997792827405032,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:19","startHours":18.797792827405033,"endHours":19.316567942271455,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.547792827405033,"endHours":20.297792827405033,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:59","startHours":24.157471357114808,"endHours":24.98751154090109,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:21","end":"07:54","startHours":6.347190070610866,"endHours":7.903515415210137,"quality":"neutral"},{"name":"Labha","start":"07:54","end":"09:28","startHours":7.903515415210137,"endHours":9.459840759809408,"quality":"auspicious"},{"name":"Amṛta","start":"09:28","end":"11:01","startHours":9.459840759809408,"endHours":11.01616610440868,"quality":"auspicious"},{"name":"Kāla","start":"11:01","end":"12:34","startHours":11.01616610440868,"endHours":12.572491449007948,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"14:08","startHours":12.572491449007948,"endHours":14.128816793607221,"quality":"auspicious"},{"name":"Roga","start":"14:08","end":"15:41","startHours":14.128816793607221,"endHours":15.68514213820649,"quality":"inauspicious"},{"name":"Udveg","start":"15:41","end":"17:14","startHours":15.68514213820649,"endHours":17.24146748280576,"quality":"inauspicious"},{"name":"Chala","start":"17:14","end":"18:48","startHours":17.24146748280576,"endHours":18.797792827405033,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:48","end":"20:14","startHours":18.797792827405033,"endHours":20.241467482805763,"quality":"inauspicious"},{"name":"Udveg","start":"20:14","end":"21:41","startHours":20.241467482805763,"endHours":21.68514213820649,"quality":"inauspicious"},{"name":"Chala","start":"21:41","end":"23:08","startHours":21.68514213820649,"endHours":23.12881679360722,"quality":"neutral"},{"name":"Labha","start":"23:08","end":"00:34","startHours":23.12881679360722,"endHours":24.57249144900795,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:01","startHours":24.57249144900795,"endHours":26.01616610440868,"quality":"auspicious"},{"name":"Kāla","start":"02:01","end":"03:28","startHours":26.01616610440868,"endHours":27.45984075980941,"quality":"inauspicious"},{"name":"Śubha","start":"03:28","end":"04:54","startHours":27.45984075980941,"endHours":28.903515415210137,"quality":"auspicious"},{"name":"Roga","start":"04:54","end":"06:21","startHours":28.903515415210137,"endHours":30.347190070610864,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.347190070610866,"endHours":7.347190070610866,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.347190070610866,"endHours":8.347190070610866,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.347190070610866,"endHours":9.347190070610866,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.347190070610866,"endHours":10.347190070610866,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.347190070610866,"endHours":11.347190070610866,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.347190070610866,"endHours":12.347190070610866,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.347190070610866,"endHours":13.347190070610866,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.347190070610866,"endHours":14.347190070610866,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.347190070610866,"endHours":15.347190070610866,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.347190070610866,"endHours":16.347190070610864,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.347190070610864,"endHours":17.347190070610864,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.347190070610864,"endHours":18.347190070610864,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.347190070610864,"endHours":19.347190070610864,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.347190070610864,"endHours":20.347190070610864,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.347190070610864,"endHours":21.347190070610864,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.347190070610864,"endHours":22.347190070610864,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.347190070610864,"endHours":23.347190070610864,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.347190070610864,"endHours":24.347190070610864,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.347190070610864,"endHours":25.347190070610864,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.347190070610864,"endHours":26.347190070610864,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.347190070610864,"endHours":27.347190070610864,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.347190070610864,"endHours":28.347190070610864,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.347190070610864,"endHours":29.347190070610864,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.347190070610864,"endHours":30.347190070610864,"planetary_lord":"Mars"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"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":8.268262209904943,"eotMinutes":-1.322686940476858,"ayanamsa":23.8149}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Caturthī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"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},{"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":"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 April 11, 1997 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 11, 1997 CE for Kolhāpur, Maharashtra: Śukla Caturthī, sūryodaya 06:21, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1997-04-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1997-04-11","sa":"https://sa.vidhyamitra.com/city/kolhapur/1997-04-11","hi":"https://hi.vidhyamitra.com/city/kolhapur/1997-04-11","x-default":"https://vidhyamitra.com/city/kolhapur/1997-04-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T14:39:05.776Z","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":"2026-05-22T14:39:05.776Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T14:39:05.776Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}