{"id":"vidhyamitra:city-day:lucknow:1902-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1902-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1902-08-13","date_display":"August 13, 1902 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":1902,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415974.770833,"kali_year":5004,"ahargana":1827509.2708,"sun":{"sidereal_longitude":116.4817,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":225.6416,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.1599,"elapsed_within_tithi_degrees":1.1599},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":225.6416,"elapsed_within_degrees":12.3082},"yoga":{"number":26,"name":"Indra","sum_longitude":342.1233},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":1902,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415974.770833,"ahargana":1827509.2708,"kali_year":5004,"ayanamsa_lahiri":22.4926,"grahas":{"sun":{"sidereal_longitude":116.852555,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":227.08885499999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":2.6355},"mars":{"sidereal_longitude":84.35665499999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":119.73595499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":290.221055,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"venus":{"sidereal_longitude":90.73905500000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":271.525255,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":189.7642,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":9.7642,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1902,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415974.770833,"kali_year":5004,"ahargana":1827509.2708,"sun":{"sidereal_longitude":116.4817,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":225.6416,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.1599,"elapsed_within_tithi_degrees":1.1599},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":225.6416,"elapsed_within_degrees":12.3082},"yoga":{"number":26,"name":"Indra","sum_longitude":342.1233},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.635,"elongation":109.16},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.635,"opposition_distance":70.84}},"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":"05:36","sunsetLocal":"18:46","solarNoonLocal":"12:11","dayLengthHours":13.170863824825364,"dayLengthDisplay":"13 Hours 10 Mins 15 Secs","nightLengthDisplay":"10 Hours 49 Mins 45 Secs","moonriseLocal":"14:16","moonsetLocal":"00:48","rahuKala":{"name":"Rāhu Kāla","start":"12:11","end":"13:50","startHours":12.17961201230359,"endHours":13.825969990406762,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:14","end":"08:53","startHours":7.24053807799408,"endHours":8.88689605609725,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:32","end":"12:11","startHours":10.533254034200422,"endHours":12.17961201230359,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:06","startHours":8.667381659016826,"endHours":9.106410453177672,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:30","startHours":6.142966092591966,"endHours":6.494189127920642,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:37","startHours":11.740583218142746,"endHours":12.618640806464438,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:50","end":"04:43","startHours":3.8380649232475266,"endHours":4.716122511569218,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:30","end":"05:36","startHours":4.4966081144887955,"endHours":5.594180099890909,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:15","startHours":14.374755983107818,"endHours":15.252813571429508,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:34","end":"18:58","startHours":18.565043924716274,"endHours":18.965043924716273,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:46","end":"19:19","startHours":18.765043924716274,"endHours":19.31382991741733,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:31","end":"20:16","startHours":18.515043924716274,"endHours":20.265043924716274,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:37","startHours":23.74058321814275,"endHours":24.618640806464438,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:36","end":"07:14","startHours":5.594180099890909,"endHours":7.24053807799408,"quality":"auspicious"},{"name":"Amṛta","start":"07:14","end":"08:53","startHours":7.24053807799408,"endHours":8.88689605609725,"quality":"auspicious"},{"name":"Kāla","start":"08:53","end":"10:32","startHours":8.88689605609725,"endHours":10.533254034200422,"quality":"inauspicious"},{"name":"Śubha","start":"10:32","end":"12:11","startHours":10.533254034200422,"endHours":12.17961201230359,"quality":"auspicious"},{"name":"Roga","start":"12:11","end":"13:50","startHours":12.17961201230359,"endHours":13.825969990406762,"quality":"inauspicious"},{"name":"Udveg","start":"13:50","end":"15:28","startHours":13.825969990406762,"endHours":15.472327968509934,"quality":"inauspicious"},{"name":"Chala","start":"15:28","end":"17:07","startHours":15.472327968509934,"endHours":17.118685946613102,"quality":"neutral"},{"name":"Labha","start":"17:07","end":"18:46","startHours":17.118685946613102,"endHours":18.765043924716274,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:46","end":"20:07","startHours":18.765043924716274,"endHours":20.118685946613102,"quality":"inauspicious"},{"name":"Chala","start":"20:07","end":"21:28","startHours":20.118685946613102,"endHours":21.472327968509934,"quality":"neutral"},{"name":"Labha","start":"21:28","end":"22:50","startHours":21.472327968509934,"endHours":22.82596999040676,"quality":"auspicious"},{"name":"Amṛta","start":"22:50","end":"00:11","startHours":22.82596999040676,"endHours":24.179612012303593,"quality":"auspicious"},{"name":"Kāla","start":"00:11","end":"01:32","startHours":24.179612012303593,"endHours":25.53325403420042,"quality":"inauspicious"},{"name":"Śubha","start":"01:32","end":"02:53","startHours":25.53325403420042,"endHours":26.88689605609725,"quality":"auspicious"},{"name":"Roga","start":"02:53","end":"04:14","startHours":26.88689605609725,"endHours":28.24053807799408,"quality":"inauspicious"},{"name":"Udveg","start":"04:14","end":"05:36","startHours":28.24053807799408,"endHours":29.59418009989091,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.594180099890909,"endHours":6.594180099890909,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.594180099890909,"endHours":7.594180099890909,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.594180099890909,"endHours":8.59418009989091,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.59418009989091,"endHours":9.59418009989091,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.59418009989091,"endHours":10.59418009989091,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.59418009989091,"endHours":11.59418009989091,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.59418009989091,"endHours":12.59418009989091,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.59418009989091,"endHours":13.59418009989091,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.59418009989091,"endHours":14.59418009989091,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.59418009989091,"endHours":15.59418009989091,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.59418009989091,"endHours":16.59418009989091,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.59418009989091,"endHours":17.59418009989091,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.59418009989091,"endHours":18.59418009989091,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.59418009989091,"endHours":19.59418009989091,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.59418009989091,"endHours":20.59418009989091,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.59418009989091,"endHours":21.59418009989091,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.59418009989091,"endHours":22.59418009989091,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.59418009989091,"endHours":23.59418009989091,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.59418009989091,"endHours":24.59418009989091,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.59418009989091,"endHours":25.59418009989091,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.59418009989091,"endHours":26.59418009989091,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.59418009989091,"endHours":27.59418009989091,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.59418009989091,"endHours":28.59418009989091,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.59418009989091,"endHours":29.59418009989091,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Ānanda","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":15.01802937656763,"eotMinutes":-4.561520738215509,"ayanamsa":22.4926}},"calendars":{"vikram_samvat":1959,"vikram_samvatsara":"Rākṣasa","saka_samvat":1824,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1309,"malayalam_era":1078,"nanakshahi_year":433,"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 Daśamī · Vikram 1959 Rākṣasa · Śaka 1824 Śubhakṛt"},"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 13, 1902 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"August 13, 1902 CE for Lucknow, Uttar Pradesh: Śukla Daśamī, sūryodaya 05:36, sūryāsta 18:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1902-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1902-08-13","sa":"https://sa.vidhyamitra.com/city/lucknow/1902-08-13","hi":"https://hi.vidhyamitra.com/city/lucknow/1902-08-13","x-default":"https://vidhyamitra.com/city/lucknow/1902-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:02:17.776Z","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":"2026-06-02T13:02:17.776Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:02:17.776Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}