{"id":"vidhyamitra:city-day:lucknow:1981-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/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":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:33","sunsetLocal":"18:50","solarNoonLocal":"12:12","dayLengthHours":13.280584150313173,"dayLengthDisplay":"13 Hours 16 Mins 50 Secs","nightLengthDisplay":"10 Hours 43 Mins 10 Secs","moonriseLocal":"12:03","moonsetLocal":"23:13","rahuKala":{"name":"Rāhu Kāla","start":"10:32","end":"12:12","startHours":10.534778578129615,"endHours":12.19485159691876,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:31","end":"17:11","startHours":15.514997634497053,"endHours":17.1750706532862,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:13","end":"08:52","startHours":7.214632540551321,"endHours":8.874705559340468,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.65336249016858,"endHours":9.096048628512353,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:06","end":"06:28","startHours":6.10791719469189,"endHours":6.462066105366908,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:38","startHours":11.752165458574988,"endHours":12.637537735262532,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:40","startHours":3.7838149683870848,"endHours":4.669187245074629,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:27","end":"05:33","startHours":4.447844175902743,"endHours":5.554559521762174,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:18","startHours":14.408282288637622,"endHours":15.293654565325166,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:38","end":"19:02","startHours":18.635143672075348,"endHours":19.035143672075346,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:50","end":"19:23","startHours":18.835143672075347,"endHours":19.38850134500506,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:35","end":"20:20","startHours":18.585143672075347,"endHours":20.335143672075347,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:38","startHours":23.752165458574986,"endHours":24.637537735262534,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:33","end":"07:13","startHours":5.554559521762174,"endHours":7.214632540551321,"quality":"neutral"},{"name":"Labha","start":"07:13","end":"08:52","startHours":7.214632540551321,"endHours":8.874705559340468,"quality":"auspicious"},{"name":"Amṛta","start":"08:52","end":"10:32","startHours":8.874705559340468,"endHours":10.534778578129615,"quality":"auspicious"},{"name":"Kāla","start":"10:32","end":"12:12","startHours":10.534778578129615,"endHours":12.19485159691876,"quality":"inauspicious"},{"name":"Śubha","start":"12:12","end":"13:51","startHours":12.19485159691876,"endHours":13.854924615707906,"quality":"auspicious"},{"name":"Roga","start":"13:51","end":"15:31","startHours":13.854924615707906,"endHours":15.514997634497053,"quality":"inauspicious"},{"name":"Udveg","start":"15:31","end":"17:11","startHours":15.514997634497053,"endHours":17.1750706532862,"quality":"inauspicious"},{"name":"Chala","start":"17:11","end":"18:50","startHours":17.1750706532862,"endHours":18.835143672075347,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:50","end":"20:11","startHours":18.835143672075347,"endHours":20.175070653286202,"quality":"inauspicious"},{"name":"Udveg","start":"20:11","end":"21:31","startHours":20.175070653286202,"endHours":21.514997634497053,"quality":"inauspicious"},{"name":"Chala","start":"21:31","end":"22:51","startHours":21.514997634497053,"endHours":22.85492461570791,"quality":"neutral"},{"name":"Labha","start":"22:51","end":"00:12","startHours":22.85492461570791,"endHours":24.19485159691876,"quality":"auspicious"},{"name":"Amṛta","start":"00:12","end":"01:32","startHours":24.19485159691876,"endHours":25.534778578129615,"quality":"auspicious"},{"name":"Kāla","start":"01:32","end":"02:52","startHours":25.534778578129615,"endHours":26.87470555934047,"quality":"inauspicious"},{"name":"Śubha","start":"02:52","end":"04:13","startHours":26.87470555934047,"endHours":28.21463254055132,"quality":"auspicious"},{"name":"Roga","start":"04:13","end":"05:33","startHours":28.21463254055132,"endHours":29.554559521762172,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.554559521762174,"endHours":6.554559521762174,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.554559521762174,"endHours":7.554559521762174,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.554559521762174,"endHours":8.554559521762174,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.554559521762174,"endHours":9.554559521762174,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.554559521762174,"endHours":10.554559521762174,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.554559521762174,"endHours":11.554559521762174,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.554559521762174,"endHours":12.554559521762174,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.554559521762174,"endHours":13.554559521762174,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.554559521762174,"endHours":14.554559521762174,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.554559521762174,"endHours":15.554559521762174,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.554559521762174,"endHours":16.554559521762172,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.554559521762172,"endHours":17.554559521762172,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.554559521762172,"endHours":18.554559521762172,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.554559521762172,"endHours":19.554559521762172,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.554559521762172,"endHours":20.554559521762172,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.554559521762172,"endHours":21.554559521762172,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.554559521762172,"endHours":22.554559521762172,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.554559521762172,"endHours":23.554559521762172,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.554559521762172,"endHours":24.554559521762172,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.554559521762172,"endHours":25.554559521762172,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.554559521762172,"endHours":26.554559521762172,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.554559521762172,"endHours":27.554559521762172,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.554559521762172,"endHours":28.554559521762172,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.554559521762172,"endHours":29.554559521762172,"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":"lucknow"},"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 · Lucknow, Uttar Pradesh · Vidhyamitra","description":"August 7, 1981 CE for Lucknow, Uttar Pradesh: Śukla Saptamī, sūryodaya 05:33, sūryāsta 18:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1981-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1981-08-07","sa":"https://sa.vidhyamitra.com/city/lucknow/1981-08-07","hi":"https://hi.vidhyamitra.com/city/lucknow/1981-08-07","x-default":"https://vidhyamitra.com/city/lucknow/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":"2026-05-18T13:12:28.337Z","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":"2026-05-18T13:12:28.337Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T13:12:28.337Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}