{"id":"vidhyamitra:city-day:lucknow:1920-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1920-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-08-18","date_display":"August 18, 1920 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":1920,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422554.770833,"kali_year":5022,"ahargana":1834089.2708,"sun":{"sidereal_longitude":121.5903,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.9449,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":50.3546,"elapsed_within_tithi_degrees":2.3546},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.9449,"elapsed_within_degrees":11.9449},"yoga":{"number":23,"name":"Śubha","sum_longitude":293.5351},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1920,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422554.770833,"ahargana":1834089.2708,"kali_year":5022,"ayanamsa_lahiri":22.7442,"grahas":{"sun":{"sidereal_longitude":122.03014999999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":172.54815000000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":-2.1922},"mars":{"sidereal_longitude":207.50445000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":104.87315000000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":125.77454999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":135.60694999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":139.96294999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":201.1242,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":21.1242,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"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":1920,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422554.770833,"kali_year":5022,"ahargana":1834089.2708,"sun":{"sidereal_longitude":121.5903,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.9449,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":50.3546,"elapsed_within_tithi_degrees":2.3546},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.9449,"elapsed_within_degrees":11.9449},"yoga":{"number":23,"name":"Śubha","sum_longitude":293.5351},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.192,"elongation":50.355},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.192,"opposition_distance":129.645}},"eclipse_window_40days":[]},"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":"05:38","sunsetLocal":"18:41","solarNoonLocal":"12:10","dayLengthHours":13.042512336222966,"dayLengthDisplay":"13 Hours 02 Mins 33 Secs","nightLengthDisplay":"10 Hours 57 Mins 27 Secs","moonriseLocal":"09:41","moonsetLocal":"21:22","rahuKala":{"name":"Rāhu Kāla","start":"12:10","end":"13:48","startHours":12.162387628681842,"endHours":13.792701670709711,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:16","end":"08:54","startHours":7.271445502598228,"endHours":8.901759544626099,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:32","end":"12:10","startHours":10.532073586653969,"endHours":12.162387628681842,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:07","startHours":8.684384339022383,"endHours":9.119134750229815,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:32","startHours":6.184569474579648,"endHours":6.532369803545594,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:36","startHours":11.727637217474408,"endHours":12.597138039889272,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:54","end":"04:46","startHours":3.902129815740629,"endHours":4.771630638155493,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:33","end":"05:38","startHours":4.554255432551777,"endHours":5.6411314605703575,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:12","startHours":14.336139684719,"endHours":15.205640507133865,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.483643796793324,"endHours":18.883643796793322,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:14","startHours":18.683643796793323,"endHours":19.227081810802613,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.433643796793323,"endHours":20.183643796793323,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:36","startHours":23.72763721747441,"endHours":24.597138039889273,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:38","end":"07:16","startHours":5.6411314605703575,"endHours":7.271445502598228,"quality":"auspicious"},{"name":"Amṛta","start":"07:16","end":"08:54","startHours":7.271445502598228,"endHours":8.901759544626099,"quality":"auspicious"},{"name":"Kāla","start":"08:54","end":"10:32","startHours":8.901759544626099,"endHours":10.532073586653969,"quality":"inauspicious"},{"name":"Śubha","start":"10:32","end":"12:10","startHours":10.532073586653969,"endHours":12.162387628681842,"quality":"auspicious"},{"name":"Roga","start":"12:10","end":"13:48","startHours":12.162387628681842,"endHours":13.792701670709711,"quality":"inauspicious"},{"name":"Udveg","start":"13:48","end":"15:25","startHours":13.792701670709711,"endHours":15.42301571273758,"quality":"inauspicious"},{"name":"Chala","start":"15:25","end":"17:03","startHours":15.42301571273758,"endHours":17.053329754765453,"quality":"neutral"},{"name":"Labha","start":"17:03","end":"18:41","startHours":17.053329754765453,"endHours":18.683643796793323,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:41","end":"20:03","startHours":18.683643796793323,"endHours":20.053329754765453,"quality":"inauspicious"},{"name":"Chala","start":"20:03","end":"21:25","startHours":20.053329754765453,"endHours":21.42301571273758,"quality":"neutral"},{"name":"Labha","start":"21:25","end":"22:48","startHours":21.42301571273758,"endHours":22.79270167070971,"quality":"auspicious"},{"name":"Amṛta","start":"22:48","end":"00:10","startHours":22.79270167070971,"endHours":24.16238762868184,"quality":"auspicious"},{"name":"Kāla","start":"00:10","end":"01:32","startHours":24.16238762868184,"endHours":25.53207358665397,"quality":"inauspicious"},{"name":"Śubha","start":"01:32","end":"02:54","startHours":25.53207358665397,"endHours":26.9017595446261,"quality":"auspicious"},{"name":"Roga","start":"02:54","end":"04:16","startHours":26.9017595446261,"endHours":28.271445502598226,"quality":"inauspicious"},{"name":"Udveg","start":"04:16","end":"05:38","startHours":28.271445502598226,"endHours":29.641131460570357,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:38","end":"06:38","startHours":5.6411314605703575,"endHours":6.6411314605703575,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:38","end":"07:38","startHours":6.6411314605703575,"endHours":7.6411314605703575,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:38","end":"08:38","startHours":7.6411314605703575,"endHours":8.641131460570357,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:38","end":"09:38","startHours":8.641131460570357,"endHours":9.641131460570357,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:38","end":"10:38","startHours":9.641131460570357,"endHours":10.641131460570357,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:38","end":"11:38","startHours":10.641131460570357,"endHours":11.641131460570357,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:38","end":"12:38","startHours":11.641131460570357,"endHours":12.641131460570357,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:38","end":"13:38","startHours":12.641131460570357,"endHours":13.641131460570357,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:38","end":"14:38","startHours":13.641131460570357,"endHours":14.641131460570357,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:38","end":"15:38","startHours":14.641131460570357,"endHours":15.641131460570357,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:38","end":"16:38","startHours":15.641131460570357,"endHours":16.641131460570357,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:38","end":"17:38","startHours":16.641131460570357,"endHours":17.641131460570357,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:38","end":"18:38","startHours":17.641131460570357,"endHours":18.641131460570357,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:38","end":"19:38","startHours":18.641131460570357,"endHours":19.641131460570357,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:38","end":"20:38","startHours":19.641131460570357,"endHours":20.641131460570357,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:38","end":"21:38","startHours":20.641131460570357,"endHours":21.641131460570357,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:38","end":"22:38","startHours":21.641131460570357,"endHours":22.641131460570357,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:38","end":"23:38","startHours":22.641131460570357,"endHours":23.641131460570357,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:38","end":"00:38","startHours":23.641131460570357,"endHours":24.641131460570357,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:38","end":"01:38","startHours":24.641131460570357,"endHours":25.641131460570357,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:38","end":"02:38","startHours":25.641131460570357,"endHours":26.641131460570357,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:38","end":"03:38","startHours":26.641131460570357,"endHours":27.641131460570357,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:38","end":"04:38","startHours":27.641131460570357,"endHours":28.641131460570357,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:38","end":"05:38","startHours":28.641131460570357,"endHours":29.641131460570357,"planetary_lord":"Sun"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.262416070406859,"eotMinutes":-3.5280577209103767,"ayanamsa":22.7442}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pañcamī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 18, 1920 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"August 18, 1920 CE for Lucknow, Uttar Pradesh: Śukla Pañcamī, sūryodaya 05:38, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1920-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1920-08-18","sa":"https://sa.vidhyamitra.com/city/lucknow/1920-08-18","hi":"https://hi.vidhyamitra.com/city/lucknow/1920-08-18","x-default":"https://vidhyamitra.com/city/lucknow/1920-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T18:43:54.182Z","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":"2026-06-01T18:43:54.182Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T18:43:54.182Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}