{"id":"vidhyamitra:city-day:lucknow:1997-08-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1997-08-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-08-10","date_display":"August 10, 1997 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":1997,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450670.770833,"kali_year":5099,"ahargana":1862205.2708,"sun":{"sidereal_longitude":113.0632,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":190.3068,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.2437,"elapsed_within_tithi_degrees":5.2437},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3068,"elapsed_within_degrees":3.6402},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.37},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1997,"month":8,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450670.770833,"ahargana":1862205.2708,"kali_year":5099,"ayanamsa_lahiri":23.8196,"grahas":{"sun":{"sidereal_longitude":113.64521200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":186.71711200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":2.8243},"mars":{"sidereal_longitude":183.57841200000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":140.029312,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":293.13561200000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"venus":{"sidereal_longitude":147.19091200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":356.438212,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":151.4032,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":331.4032,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"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":1997,"month":8,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450670.770833,"kali_year":5099,"ahargana":1862205.2708,"sun":{"sidereal_longitude":113.0632,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":190.3068,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.2437,"elapsed_within_tithi_degrees":5.2437},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3068,"elapsed_within_degrees":3.6402},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.37},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.824,"elongation":77.244},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.824,"opposition_distance":102.756}},"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":"05:35","sunsetLocal":"18:48","solarNoonLocal":"12:11","dayLengthHours":13.213808754664392,"dayLengthDisplay":"13 Hours 12 Mins 50 Secs","nightLengthDisplay":"10 Hours 47 Mins 10 Secs","moonriseLocal":"11:25","moonsetLocal":"22:42","rahuKala":{"name":"Rāhu Kāla","start":"17:09","end":"18:48","startHours":17.143173343121788,"endHours":18.794899437454838,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:11","end":"13:50","startHours":12.187995060122642,"endHours":13.839721154455692,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:29","end":"17:09","startHours":15.491447248788742,"endHours":17.143173343121788,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:06","startHours":8.664312725545471,"endHours":9.104773017367618,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:29","startHours":6.13166604756813,"endHours":6.484034281025847,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:38","startHours":11.747534768300495,"endHours":12.628455351944789,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:49","end":"04:42","startHours":3.8192495155018613,"endHours":4.700170099146154,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:35","startHours":4.479939953235081,"endHours":5.581090682790447,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:16","startHours":14.390296519233374,"endHours":15.271217102877667,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.59489943745484,"endHours":18.994899437454837,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:21","startHours":18.794899437454838,"endHours":19.34547480223252,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.544899437454838,"endHours":20.294899437454838,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:38","startHours":23.747534768300497,"endHours":24.628455351944787,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:35","end":"07:14","startHours":5.581090682790447,"endHours":7.232816777123496,"quality":"inauspicious"},{"name":"Chala","start":"07:14","end":"08:53","startHours":7.232816777123496,"endHours":8.884542871456546,"quality":"neutral"},{"name":"Labha","start":"08:53","end":"10:32","startHours":8.884542871456546,"endHours":10.536268965789594,"quality":"auspicious"},{"name":"Amṛta","start":"10:32","end":"12:11","startHours":10.536268965789594,"endHours":12.187995060122642,"quality":"auspicious"},{"name":"Kāla","start":"12:11","end":"13:50","startHours":12.187995060122642,"endHours":13.839721154455692,"quality":"inauspicious"},{"name":"Śubha","start":"13:50","end":"15:29","startHours":13.839721154455692,"endHours":15.491447248788742,"quality":"auspicious"},{"name":"Roga","start":"15:29","end":"17:09","startHours":15.491447248788742,"endHours":17.143173343121788,"quality":"inauspicious"},{"name":"Udveg","start":"17:09","end":"18:48","startHours":17.143173343121788,"endHours":18.794899437454838,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:48","end":"20:09","startHours":18.794899437454838,"endHours":20.143173343121788,"quality":"auspicious"},{"name":"Roga","start":"20:09","end":"21:29","startHours":20.143173343121788,"endHours":21.491447248788738,"quality":"inauspicious"},{"name":"Udveg","start":"21:29","end":"22:50","startHours":21.491447248788738,"endHours":22.83972115445569,"quality":"inauspicious"},{"name":"Chala","start":"22:50","end":"00:11","startHours":22.83972115445569,"endHours":24.187995060122642,"quality":"neutral"},{"name":"Labha","start":"00:11","end":"01:32","startHours":24.187995060122642,"endHours":25.536268965789592,"quality":"auspicious"},{"name":"Amṛta","start":"01:32","end":"02:53","startHours":25.536268965789592,"endHours":26.884542871456546,"quality":"auspicious"},{"name":"Kāla","start":"02:53","end":"04:14","startHours":26.884542871456546,"endHours":28.232816777123496,"quality":"inauspicious"},{"name":"Śubha","start":"04:14","end":"05:35","startHours":28.232816777123496,"endHours":29.581090682790446,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.581090682790447,"endHours":6.581090682790447,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.581090682790447,"endHours":7.581090682790447,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.581090682790447,"endHours":8.581090682790446,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.581090682790446,"endHours":9.581090682790446,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.581090682790446,"endHours":10.581090682790446,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.581090682790446,"endHours":11.581090682790446,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.581090682790446,"endHours":12.581090682790446,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.581090682790446,"endHours":13.581090682790446,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.581090682790446,"endHours":14.581090682790446,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.581090682790446,"endHours":15.581090682790446,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.581090682790446,"endHours":16.581090682790446,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.581090682790446,"endHours":17.581090682790446,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.581090682790446,"endHours":18.581090682790446,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.581090682790446,"endHours":19.581090682790446,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.581090682790446,"endHours":20.581090682790446,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.581090682790446,"endHours":21.581090682790446,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.581090682790446,"endHours":22.581090682790446,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.581090682790446,"endHours":23.581090682790446,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.581090682790446,"endHours":24.581090682790446,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.581090682790446,"endHours":25.581090682790446,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.581090682790446,"endHours":26.581090682790446,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.581090682790446,"endHours":27.581090682790446,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.581090682790446,"endHours":28.581090682790446,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.581090682790446,"endHours":29.581090682790446,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":15.597880870276047,"eotMinutes":-5.064503607358518,"ayanamsa":23.8196}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"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":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Saptamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 10, 1997 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"August 10, 1997 CE for Lucknow, Uttar Pradesh: Śukla Saptamī, sūryodaya 05:35, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1997-08-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1997-08-10","sa":"https://sa.vidhyamitra.com/city/lucknow/1997-08-10","hi":"https://hi.vidhyamitra.com/city/lucknow/1997-08-10","x-default":"https://vidhyamitra.com/city/lucknow/1997-08-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:41:32.577Z","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":"2026-05-31T15:41:32.577Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:41:32.577Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}