{"id":"vidhyamitra:city-day:lucknow:2012-10-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/2012-10-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-10-13","date_display":"October 13, 2012 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":2012,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456213.770833,"kali_year":5114,"ahargana":1867748.2708,"sun":{"sidereal_longitude":175.3087,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":142.596,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.2873,"elapsed_within_tithi_degrees":3.2873},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.596,"elapsed_within_degrees":9.2627},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.9047},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2012,"month":10,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456213.770833,"ahargana":1867748.2708,"kali_year":5114,"ayanamsa_lahiri":24.0316,"grahas":{"sun":{"sidereal_longitude":176.07682899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":142.95862899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":-4.3486},"mars":{"sidereal_longitude":220.02902900000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":196.66332899999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":51.87462900000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":137.25032899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":186.55072900000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":217.7084,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":37.7084,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2012,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456213.770833,"kali_year":5114,"ahargana":1867748.2708,"sun":{"sidereal_longitude":175.3087,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":142.596,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.2873,"elapsed_within_tithi_degrees":3.2873},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.596,"elapsed_within_degrees":9.2627},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.9047},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.349,"elongation":32.713},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.349,"opposition_distance":147.287}},"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":"06:04","sunsetLocal":"17:40","solarNoonLocal":"11:52","dayLengthHours":11.591710541389215,"dayLengthDisplay":"11 Hours 35 Mins 30 Secs","nightLengthDisplay":"12 Hours 24 Mins 30 Secs","moonriseLocal":"03:26","moonsetLocal":"15:52","rahuKala":{"name":"Rāhu Kāla","start":"08:58","end":"10:25","startHours":8.96495187785144,"endHours":10.413915695525091,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:19","end":"14:46","startHours":13.311843330872396,"endHours":14.760807148546046,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:04","end":"07:31","startHours":6.067024242504136,"endHours":7.515988060177788,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:09","startHours":8.77175670216162,"endHours":9.15814705354126,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:52","startHours":6.550012181728686,"endHours":6.859124462832399,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:15","startHours":11.476489161819103,"endHours":12.249269864578384,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:18","startHours":4.521462836985574,"endHours":5.294243539744855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:04","startHours":5.101048364055035,"endHours":6.067024242504136,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:48","end":"14:34","startHours":13.794831270096946,"endHours":14.567611972856227,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:28","end":"17:52","startHours":17.45873478389335,"endHours":17.85873478389335,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:40","end":"18:09","startHours":17.65873478389335,"endHours":18.1417227231179,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:25","end":"19:10","startHours":17.40873478389335,"endHours":19.15873478389335,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:15","startHours":23.476489161819103,"endHours":24.24926986457838,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:04","end":"07:31","startHours":6.067024242504136,"endHours":7.515988060177788,"quality":"inauspicious"},{"name":"Śubha","start":"07:31","end":"08:58","startHours":7.515988060177788,"endHours":8.96495187785144,"quality":"auspicious"},{"name":"Roga","start":"08:58","end":"10:25","startHours":8.96495187785144,"endHours":10.413915695525091,"quality":"inauspicious"},{"name":"Udveg","start":"10:25","end":"11:52","startHours":10.413915695525091,"endHours":11.862879513198743,"quality":"inauspicious"},{"name":"Chala","start":"11:52","end":"13:19","startHours":11.862879513198743,"endHours":13.311843330872396,"quality":"neutral"},{"name":"Labha","start":"13:19","end":"14:46","startHours":13.311843330872396,"endHours":14.760807148546046,"quality":"auspicious"},{"name":"Amṛta","start":"14:46","end":"16:13","startHours":14.760807148546046,"endHours":16.2097709662197,"quality":"auspicious"},{"name":"Kāla","start":"16:13","end":"17:40","startHours":16.2097709662197,"endHours":17.65873478389335,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:40","end":"19:13","startHours":17.65873478389335,"endHours":19.2097709662197,"quality":"auspicious"},{"name":"Amṛta","start":"19:13","end":"20:46","startHours":19.2097709662197,"endHours":20.760807148546046,"quality":"auspicious"},{"name":"Kāla","start":"20:46","end":"22:19","startHours":20.760807148546046,"endHours":22.311843330872396,"quality":"inauspicious"},{"name":"Śubha","start":"22:19","end":"23:52","startHours":22.311843330872396,"endHours":23.86287951319874,"quality":"auspicious"},{"name":"Roga","start":"23:52","end":"01:25","startHours":23.86287951319874,"endHours":25.41391569552509,"quality":"inauspicious"},{"name":"Udveg","start":"01:25","end":"02:58","startHours":25.41391569552509,"endHours":26.96495187785144,"quality":"inauspicious"},{"name":"Chala","start":"02:58","end":"04:31","startHours":26.96495187785144,"endHours":28.51598806017779,"quality":"neutral"},{"name":"Labha","start":"04:31","end":"06:04","startHours":28.51598806017779,"endHours":30.067024242504136,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.067024242504136,"endHours":7.067024242504136,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.067024242504136,"endHours":8.067024242504136,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.067024242504136,"endHours":9.067024242504136,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.067024242504136,"endHours":10.067024242504136,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.067024242504136,"endHours":11.067024242504136,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.067024242504136,"endHours":12.067024242504136,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.067024242504136,"endHours":13.067024242504136,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.067024242504136,"endHours":14.067024242504136,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.067024242504136,"endHours":15.067024242504136,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.067024242504136,"endHours":16.067024242504136,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.067024242504136,"endHours":17.067024242504136,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.067024242504136,"endHours":18.067024242504136,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.067024242504136,"endHours":19.067024242504136,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.067024242504136,"endHours":20.067024242504136,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.067024242504136,"endHours":21.067024242504136,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.067024242504136,"endHours":22.067024242504136,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.067024242504136,"endHours":23.067024242504136,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.067024242504136,"endHours":24.067024242504136,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.067024242504136,"endHours":25.067024242504136,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.067024242504136,"endHours":26.067024242504136,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.067024242504136,"endHours":27.067024242504136,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.067024242504136,"endHours":28.067024242504136,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.067024242504136,"endHours":29.067024242504136,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.067024242504136,"endHours":30.067024242504136,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-7.859222430092274,"eotMinutes":14.442429208075392,"ayanamsa":24.0316}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Trayodaśī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 October 13, 2012 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"October 13, 2012 CE for Lucknow, Uttar Pradesh: Kṛṣṇa Trayodaśī, sūryodaya 06:04, sūryāsta 17:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/2012-10-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/2012-10-13","sa":"https://sa.vidhyamitra.com/city/lucknow/2012-10-13","hi":"https://hi.vidhyamitra.com/city/lucknow/2012-10-13","x-default":"https://vidhyamitra.com/city/lucknow/2012-10-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T12:21:46.039Z","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":"2026-05-16T12:21:46.039Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T12:21:46.039Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}