{"id":"vidhyamitra:city-day:solapur:1981-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/solapur/1981-08-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-08-07","date_display":"August 7, 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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444823.770833,"kali_year":5083,"ahargana":1856358.2708,"sun":{"sidereal_longitude":110.3371,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":192.5031,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.166,"elapsed_within_tithi_degrees":10.166},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.5031,"elapsed_within_degrees":5.8364},"yoga":{"number":23,"name":"Śubha","sum_longitude":302.8402},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":1981,"month":8,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444823.770833,"ahargana":1856358.2708,"kali_year":5083,"ayanamsa_lahiri":23.5959,"grahas":{"sun":{"sidereal_longitude":110.86461099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.40081099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":4.4988},"mars":{"sidereal_longitude":79.786111,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":107.595911,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":163.78831100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":142.87431100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":162.20291099999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":101.2054,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":281.2054,"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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444823.770833,"kali_year":5083,"ahargana":1856358.2708,"sun":{"sidereal_longitude":110.3371,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":192.5031,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.166,"elapsed_within_tithi_degrees":10.166},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.5031,"elapsed_within_degrees":5.8364},"yoga":{"number":23,"name":"Śubha","sum_longitude":302.8402},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.499,"elongation":82.166},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.499,"opposition_distance":97.834}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":0.181,"elongation":0.207}]},"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:07","sunsetLocal":"18:57","solarNoonLocal":"12:32","dayLengthHours":12.843320781892096,"dayLengthDisplay":"12 Hours 50 Mins 36 Secs","nightLengthDisplay":"11 Hours 09 Mins 24 Secs","moonriseLocal":"12:13","moonsetLocal":"23:43","rahuKala":{"name":"Rāhu Kāla","start":"10:56","end":"12:32","startHours":10.925423165848914,"endHours":12.530838263585427,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:45","end":"17:21","startHours":15.741668459058449,"endHours":17.347083556794963,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:43","end":"09:19","startHours":7.7145929703758895,"endHours":9.3200080681124,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:32","startHours":9.105952721747533,"endHours":9.53406341447727,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:39","end":"06:59","startHours":6.644316238551548,"endHours":6.986804792735337,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:58","startHours":12.10272757085569,"endHours":12.958948956315163,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:24","end":"05:15","startHours":4.396735101720431,"endHours":5.252956487179905,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:07","startHours":5.038901140815036,"endHours":6.1091778726393775,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:32","startHours":14.67139172723411,"endHours":15.527613112693583,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.752498654531475,"endHours":19.152498654531474,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:29","startHours":18.952498654531475,"endHours":19.487637020443646,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.702498654531475,"endHours":20.452498654531475,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:58","startHours":24.10272757085569,"endHours":24.95894895631516,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:07","end":"07:43","startHours":6.1091778726393775,"endHours":7.7145929703758895,"quality":"neutral"},{"name":"Labha","start":"07:43","end":"09:19","startHours":7.7145929703758895,"endHours":9.3200080681124,"quality":"auspicious"},{"name":"Amṛta","start":"09:19","end":"10:56","startHours":9.3200080681124,"endHours":10.925423165848914,"quality":"auspicious"},{"name":"Kāla","start":"10:56","end":"12:32","startHours":10.925423165848914,"endHours":12.530838263585427,"quality":"inauspicious"},{"name":"Śubha","start":"12:32","end":"14:08","startHours":12.530838263585427,"endHours":14.136253361321938,"quality":"auspicious"},{"name":"Roga","start":"14:08","end":"15:45","startHours":14.136253361321938,"endHours":15.741668459058449,"quality":"inauspicious"},{"name":"Udveg","start":"15:45","end":"17:21","startHours":15.741668459058449,"endHours":17.347083556794963,"quality":"inauspicious"},{"name":"Chala","start":"17:21","end":"18:57","startHours":17.347083556794963,"endHours":18.952498654531475,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:57","end":"20:21","startHours":18.952498654531475,"endHours":20.347083556794963,"quality":"inauspicious"},{"name":"Udveg","start":"20:21","end":"21:45","startHours":20.347083556794963,"endHours":21.741668459058452,"quality":"inauspicious"},{"name":"Chala","start":"21:45","end":"23:08","startHours":21.741668459058452,"endHours":23.136253361321938,"quality":"neutral"},{"name":"Labha","start":"23:08","end":"00:32","startHours":23.136253361321938,"endHours":24.530838263585427,"quality":"auspicious"},{"name":"Amṛta","start":"00:32","end":"01:56","startHours":24.530838263585427,"endHours":25.925423165848915,"quality":"auspicious"},{"name":"Kāla","start":"01:56","end":"03:19","startHours":25.925423165848915,"endHours":27.3200080681124,"quality":"inauspicious"},{"name":"Śubha","start":"03:19","end":"04:43","startHours":27.3200080681124,"endHours":28.71459297037589,"quality":"auspicious"},{"name":"Roga","start":"04:43","end":"06:07","startHours":28.71459297037589,"endHours":30.10917787263938,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.1091778726393775,"endHours":7.1091778726393775,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.1091778726393775,"endHours":8.109177872639378,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.109177872639378,"endHours":9.109177872639378,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.109177872639378,"endHours":10.109177872639378,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.109177872639378,"endHours":11.109177872639378,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.109177872639378,"endHours":12.109177872639378,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.109177872639378,"endHours":13.109177872639378,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.109177872639378,"endHours":14.109177872639378,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.109177872639378,"endHours":15.109177872639378,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.109177872639378,"endHours":16.10917787263938,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.10917787263938,"endHours":17.10917787263938,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.10917787263938,"endHours":18.10917787263938,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.10917787263938,"endHours":19.10917787263938,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.10917787263938,"endHours":20.10917787263938,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.10917787263938,"endHours":21.10917787263938,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.10917787263938,"endHours":22.10917787263938,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.10917787263938,"endHours":23.10917787263938,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.10917787263938,"endHours":24.10917787263938,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.10917787263938,"endHours":25.10917787263938,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.10917787263938,"endHours":26.10917787263938,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.10917787263938,"endHours":27.10917787263938,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.10917787263938,"endHours":28.10917787263938,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.10917787263938,"endHours":29.10917787263938,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.10917787263938,"endHours":30.10917787263938,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","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":16.491609129082313,"eotMinutes":-5.475895815125568,"ayanamsa":23.5959}},"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 Saptamī · 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":"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":"solapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 7, 1981 CE · Solapur, Maharashtra · Vidhyamitra","description":"August 7, 1981 CE for Solapur, Maharashtra: Śukla Saptamī, sūryodaya 06:07, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/solapur/1981-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/solapur/1981-08-07","sa":"https://sa.vidhyamitra.com/city/solapur/1981-08-07","hi":"https://hi.vidhyamitra.com/city/solapur/1981-08-07","x-default":"https://vidhyamitra.com/city/solapur/1981-08-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T16:28:21.769Z","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":"2026-05-18T16:28:21.769Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T16:28:21.769Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}