{"id":"vidhyamitra:city-day:kolhapur:1981-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1981-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-08-01","date_display":"August 1, 1981 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":1981,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444817.770833,"kali_year":5083,"ahargana":1856352.2708,"sun":{"sidereal_longitude":104.627,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":117.5905,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.9636,"elapsed_within_tithi_degrees":0.9636},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.5905,"elapsed_within_degrees":10.9239},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.2175},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":1981,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444817.770833,"ahargana":1856352.2708,"kali_year":5083,"ayanamsa_lahiri":23.5957,"grahas":{"sun":{"sidereal_longitude":105.11993999999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":116.32963999999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":1.2443},"mars":{"sidereal_longitude":75.81474000000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":95.20774,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":162.80593999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":135.66664000000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":161.67894,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":101.5233,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":281.5233,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444817.770833,"kali_year":5083,"ahargana":1856352.2708,"sun":{"sidereal_longitude":104.627,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":117.5905,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.9636,"elapsed_within_tithi_degrees":0.9636},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.5905,"elapsed_within_degrees":10.9239},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.2175},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.244,"elongation":12.964},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.244,"opposition_distance":167.036}},"eclipse_window_40days":[{"offset_days":-15,"type":"lunar","occurs":true,"moon_latitude":1.092,"opposition_distance":2.128},{"offset_days":-1,"type":"solar","occurs":true,"moon_latitude":0.181,"elongation":0.207}]},"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":"06:13","sunsetLocal":"19:05","solarNoonLocal":"12:39","dayLengthHours":12.872320151507012,"dayLengthDisplay":"12 Hours 52 Mins 20 Secs","nightLengthDisplay":"11 Hours 07 Mins 40 Secs","moonriseLocal":"07:03","moonsetLocal":"19:45","rahuKala":{"name":"Rāhu Kāla","start":"09:26","end":"11:03","startHours":9.43266112656842,"endHours":11.041701145506796,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:16","end":"15:52","startHours":14.259781183383549,"endHours":15.868821202321925,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:13","end":"07:49","startHours":6.2145810886916655,"endHours":7.823621107630042,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:39","startHours":9.218122457376635,"endHours":9.647199795760201,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:06","startHours":6.750927761671124,"endHours":7.094189632377978,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"13:05","startHours":12.221663826061604,"endHours":13.07981850282874,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:21","startHours":4.498271735157397,"endHours":5.356426411924532,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:13","startHours":5.141887742732748,"endHours":6.2145810886916655,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:48","end":"15:39","startHours":14.796127856363007,"endHours":15.654282533130141,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:53","end":"19:17","startHours":18.88690124019868,"endHours":19.286901240198677,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:05","end":"19:37","startHours":19.086901240198678,"endHours":19.623247913178137,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:50","end":"20:35","startHours":18.836901240198678,"endHours":20.586901240198678,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"01:05","startHours":24.221663826061604,"endHours":25.07981850282874,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:13","end":"07:49","startHours":6.2145810886916655,"endHours":7.823621107630042,"quality":"inauspicious"},{"name":"Śubha","start":"07:49","end":"09:26","startHours":7.823621107630042,"endHours":9.43266112656842,"quality":"auspicious"},{"name":"Roga","start":"09:26","end":"11:03","startHours":9.43266112656842,"endHours":11.041701145506796,"quality":"inauspicious"},{"name":"Udveg","start":"11:03","end":"12:39","startHours":11.041701145506796,"endHours":12.650741164445172,"quality":"inauspicious"},{"name":"Chala","start":"12:39","end":"14:16","startHours":12.650741164445172,"endHours":14.259781183383549,"quality":"neutral"},{"name":"Labha","start":"14:16","end":"15:52","startHours":14.259781183383549,"endHours":15.868821202321925,"quality":"auspicious"},{"name":"Amṛta","start":"15:52","end":"17:29","startHours":15.868821202321925,"endHours":17.4778612212603,"quality":"auspicious"},{"name":"Kāla","start":"17:29","end":"19:05","startHours":17.4778612212603,"endHours":19.086901240198678,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:05","end":"20:29","startHours":19.086901240198678,"endHours":20.4778612212603,"quality":"auspicious"},{"name":"Amṛta","start":"20:29","end":"21:52","startHours":20.4778612212603,"endHours":21.868821202321925,"quality":"auspicious"},{"name":"Kāla","start":"21:52","end":"23:16","startHours":21.868821202321925,"endHours":23.25978118338355,"quality":"inauspicious"},{"name":"Śubha","start":"23:16","end":"00:39","startHours":23.25978118338355,"endHours":24.650741164445172,"quality":"auspicious"},{"name":"Roga","start":"00:39","end":"02:03","startHours":24.650741164445172,"endHours":26.041701145506796,"quality":"inauspicious"},{"name":"Udveg","start":"02:03","end":"03:26","startHours":26.041701145506796,"endHours":27.43266112656842,"quality":"inauspicious"},{"name":"Chala","start":"03:26","end":"04:49","startHours":27.43266112656842,"endHours":28.823621107630043,"quality":"neutral"},{"name":"Labha","start":"04:49","end":"06:13","startHours":28.823621107630043,"endHours":30.214581088691666,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.2145810886916655,"endHours":7.2145810886916655,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.2145810886916655,"endHours":8.214581088691666,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.214581088691666,"endHours":9.214581088691666,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.214581088691666,"endHours":10.214581088691666,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.214581088691666,"endHours":11.214581088691666,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.214581088691666,"endHours":12.214581088691666,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.214581088691666,"endHours":13.214581088691666,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.214581088691666,"endHours":14.214581088691666,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.214581088691666,"endHours":15.214581088691666,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.214581088691666,"endHours":16.214581088691666,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.214581088691666,"endHours":17.214581088691666,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.214581088691666,"endHours":18.214581088691666,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.214581088691666,"endHours":19.214581088691666,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.214581088691666,"endHours":20.214581088691666,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.214581088691666,"endHours":21.214581088691666,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.214581088691666,"endHours":22.214581088691666,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.214581088691666,"endHours":23.214581088691666,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.214581088691666,"endHours":24.214581088691666,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.214581088691666,"endHours":25.214581088691666,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.214581088691666,"endHours":26.214581088691666,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.214581088691666,"endHours":27.214581088691666,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.214581088691666,"endHours":28.214581088691666,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.214581088691666,"endHours":29.214581088691666,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.214581088691666,"endHours":30.214581088691666,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.07939698973757,"eotMinutes":-6.017669866710306,"ayanamsa":23.5957}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvitīyā · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"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":[]},"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 1, 1981 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"August 1, 1981 CE for Kolhāpur, Maharashtra: Śukla Dvitīyā, sūryodaya 06:13, sūryāsta 19:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1981-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1981-08-01","sa":"https://sa.vidhyamitra.com/city/kolhapur/1981-08-01","hi":"https://hi.vidhyamitra.com/city/kolhapur/1981-08-01","x-default":"https://vidhyamitra.com/city/kolhapur/1981-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T08:27:46.274Z","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":"2026-05-18T08:27:46.275Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T08:27:46.275Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}