{"id":"vidhyamitra:city-day:kolhapur:1973-04-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1973-04-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-04-07","date_display":"April 7, 1973 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":1973,"month":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441779.770833,"kali_year":5074,"ahargana":1853314.2708,"sun":{"sidereal_longitude":353.8184,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":39.5672,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":45.7488,"elapsed_within_tithi_degrees":9.7488},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.5672,"elapsed_within_degrees":12.9005},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3855},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":1973,"month":4,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441779.770833,"ahargana":1853314.2708,"kali_year":5074,"ayanamsa_lahiri":23.4795,"grahas":{"sun":{"sidereal_longitude":353.603114,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":41.84031399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":3.0629},"mars":{"sidereal_longitude":284.807814,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":326.639814,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":284.842214,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":353.278114,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":52.837514,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":262.4912,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":82.4912,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1973,"month":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441779.770833,"kali_year":5074,"ahargana":1853314.2708,"sun":{"sidereal_longitude":353.8184,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":39.5672,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":45.7488,"elapsed_within_tithi_degrees":9.7488},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.5672,"elapsed_within_degrees":12.9005},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3855},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.063,"elongation":45.749},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.063,"opposition_distance":134.251}},"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":"06:24","sunsetLocal":"18:47","solarNoonLocal":"12:36","dayLengthHours":12.386629755479149,"dayLengthDisplay":"12 Hours 23 Mins 12 Secs","nightLengthDisplay":"11 Hours 36 Mins 48 Secs","moonriseLocal":"09:19","moonsetLocal":"22:18","rahuKala":{"name":"Rāhu Kāla","start":"09:30","end":"11:03","startHours":9.495256103544094,"endHours":11.043584822978989,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:08","end":"15:41","startHours":14.140242261848776,"endHours":15.688570981283668,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:24","end":"07:57","startHours":6.398598664674307,"endHours":7.946927384109201,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:42","startHours":9.288812274286109,"endHours":9.70169993280208,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:55","end":"07:15","startHours":6.914708237819272,"endHours":7.245018364632049,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"13:00","startHours":12.179025883897909,"endHours":13.004801200929853,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:45","end":"05:34","startHours":4.74704803061042,"endHours":5.572823347642364,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:24","startHours":5.366379518384378,"endHours":6.398598664674307,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:29","startHours":14.656351834993739,"endHours":15.482127152025683,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:35","end":"18:59","startHours":18.585228420153456,"endHours":18.985228420153454,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:47","end":"19:18","startHours":18.785228420153455,"endHours":19.301337993298418,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:32","end":"20:17","startHours":18.535228420153455,"endHours":20.285228420153455,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"01:00","startHours":24.17902588389791,"endHours":25.00480120092985,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:24","end":"07:57","startHours":6.398598664674307,"endHours":7.946927384109201,"quality":"inauspicious"},{"name":"Śubha","start":"07:57","end":"09:30","startHours":7.946927384109201,"endHours":9.495256103544094,"quality":"auspicious"},{"name":"Roga","start":"09:30","end":"11:03","startHours":9.495256103544094,"endHours":11.043584822978989,"quality":"inauspicious"},{"name":"Udveg","start":"11:03","end":"12:36","startHours":11.043584822978989,"endHours":12.59191354241388,"quality":"inauspicious"},{"name":"Chala","start":"12:36","end":"14:08","startHours":12.59191354241388,"endHours":14.140242261848776,"quality":"neutral"},{"name":"Labha","start":"14:08","end":"15:41","startHours":14.140242261848776,"endHours":15.688570981283668,"quality":"auspicious"},{"name":"Amṛta","start":"15:41","end":"17:14","startHours":15.688570981283668,"endHours":17.236899700718563,"quality":"auspicious"},{"name":"Kāla","start":"17:14","end":"18:47","startHours":17.236899700718563,"endHours":18.785228420153455,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:47","end":"20:14","startHours":18.785228420153455,"endHours":20.23689970071856,"quality":"auspicious"},{"name":"Amṛta","start":"20:14","end":"21:41","startHours":20.23689970071856,"endHours":21.688570981283668,"quality":"auspicious"},{"name":"Kāla","start":"21:41","end":"23:08","startHours":21.688570981283668,"endHours":23.140242261848776,"quality":"inauspicious"},{"name":"Śubha","start":"23:08","end":"00:36","startHours":23.140242261848776,"endHours":24.59191354241388,"quality":"auspicious"},{"name":"Roga","start":"00:36","end":"02:03","startHours":24.59191354241388,"endHours":26.043584822978985,"quality":"inauspicious"},{"name":"Udveg","start":"02:03","end":"03:30","startHours":26.043584822978985,"endHours":27.495256103544094,"quality":"inauspicious"},{"name":"Chala","start":"03:30","end":"04:57","startHours":27.495256103544094,"endHours":28.946927384109202,"quality":"neutral"},{"name":"Labha","start":"04:57","end":"06:24","startHours":28.946927384109202,"endHours":30.398598664674306,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.398598664674307,"endHours":7.398598664674307,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.398598664674307,"endHours":8.398598664674306,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.398598664674306,"endHours":9.398598664674306,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.398598664674306,"endHours":10.398598664674306,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.398598664674306,"endHours":11.398598664674306,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.398598664674306,"endHours":12.398598664674306,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.398598664674306,"endHours":13.398598664674306,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.398598664674306,"endHours":14.398598664674306,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.398598664674306,"endHours":15.398598664674306,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.398598664674306,"endHours":16.398598664674306,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.398598664674306,"endHours":17.398598664674306,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.398598664674306,"endHours":18.398598664674306,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.398598664674306,"endHours":19.398598664674306,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.398598664674306,"endHours":20.398598664674306,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.398598664674306,"endHours":21.398598664674306,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.398598664674306,"endHours":22.398598664674306,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.398598664674306,"endHours":23.398598664674306,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.398598664674306,"endHours":24.398598664674306,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.398598664674306,"endHours":25.398598664674306,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.398598664674306,"endHours":26.398598664674306,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.398598664674306,"endHours":27.398598664674306,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.398598664674306,"endHours":28.398598664674306,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.398598664674306,"endHours":29.398598664674306,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.398598664674306,"endHours":30.398598664674306,"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","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":6.7094200186665445,"eotMinutes":-2.4880125448329173,"ayanamsa":23.4795}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Caturthī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"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":"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 April 7, 1973 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 7, 1973 CE for Kolhāpur, Maharashtra: Śukla Caturthī, sūryodaya 06:24, sūryāsta 18:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1973-04-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1973-04-07","sa":"https://sa.vidhyamitra.com/city/kolhapur/1973-04-07","hi":"https://hi.vidhyamitra.com/city/kolhapur/1973-04-07","x-default":"https://vidhyamitra.com/city/kolhapur/1973-04-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T10:15:46.102Z","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":"2026-05-19T10:15:46.102Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T10:15:46.102Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}