{"id":"vidhyamitra:city-day:lucknow:1990-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1990-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-10-20","date_display":"October 20, 1990 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1990,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448184.770833,"kali_year":5092,"ahargana":1859719.2708,"sun":{"sidereal_longitude":181.9605,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":199.9701,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":18.0096,"elapsed_within_tithi_degrees":6.0096},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.9701,"elapsed_within_degrees":13.3034},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.9306},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":1990,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448184.770833,"ahargana":1859719.2708,"kali_year":5092,"ayanamsa_lahiri":23.7245,"grahas":{"sun":{"sidereal_longitude":182.662196,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":198.22539600000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":-4.4678},"mars":{"sidereal_longitude":50.94549599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":181.23659599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":107.21229599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":179.58049600000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":265.396396,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":283.1234,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":103.1234,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1990,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448184.770833,"kali_year":5092,"ahargana":1859719.2708,"sun":{"sidereal_longitude":181.9605,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":199.9701,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":18.0096,"elapsed_within_tithi_degrees":6.0096},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.9701,"elapsed_within_degrees":13.3034},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.9306},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.468,"elongation":18.01},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.468,"opposition_distance":161.99}},"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":"06:08","sunsetLocal":"17:33","solarNoonLocal":"11:51","dayLengthHours":11.431507895584797,"dayLengthDisplay":"11 Hours 25 Mins 53 Secs","nightLengthDisplay":"12 Hours 34 Mins 07 Secs","moonriseLocal":"07:22","moonsetLocal":"18:23","rahuKala":{"name":"Rāhu Kāla","start":"08:59","end":"10:25","startHours":8.98409517203328,"endHours":10.41303365898138,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:16","end":"14:42","startHours":13.27091063287758,"endHours":14.699849119825679,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:08","end":"07:33","startHours":6.126218198137081,"endHours":7.55515668508518,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:10","startHours":8.7935700404402,"endHours":9.17462030362636,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:54","startHours":6.602531027119781,"endHours":6.907371237668709,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:13","startHours":11.460921882743321,"endHours":12.22302240911564,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:36","end":"05:22","startHours":4.602017145392441,"endHours":5.3641176717647605,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:10","end":"06:08","startHours":5.173592540171681,"endHours":6.126218198137081,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:31","startHours":13.74722346186028,"endHours":14.5093239882326,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.35772609372188,"endHours":17.757726093721878,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"18:02","startHours":17.55772609372188,"endHours":18.03403892270458,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.30772609372188,"endHours":19.05772609372188,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:13","startHours":23.46092188274332,"endHours":24.223022409115643,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:08","end":"07:33","startHours":6.126218198137081,"endHours":7.55515668508518,"quality":"inauspicious"},{"name":"Śubha","start":"07:33","end":"08:59","startHours":7.55515668508518,"endHours":8.98409517203328,"quality":"auspicious"},{"name":"Roga","start":"08:59","end":"10:25","startHours":8.98409517203328,"endHours":10.41303365898138,"quality":"inauspicious"},{"name":"Udveg","start":"10:25","end":"11:51","startHours":10.41303365898138,"endHours":11.841972145929478,"quality":"inauspicious"},{"name":"Chala","start":"11:51","end":"13:16","startHours":11.841972145929478,"endHours":13.27091063287758,"quality":"neutral"},{"name":"Labha","start":"13:16","end":"14:42","startHours":13.27091063287758,"endHours":14.699849119825679,"quality":"auspicious"},{"name":"Amṛta","start":"14:42","end":"16:08","startHours":14.699849119825679,"endHours":16.128787606773777,"quality":"auspicious"},{"name":"Kāla","start":"16:08","end":"17:33","startHours":16.128787606773777,"endHours":17.55772609372188,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:33","end":"19:08","startHours":17.55772609372188,"endHours":19.12878760677378,"quality":"auspicious"},{"name":"Amṛta","start":"19:08","end":"20:42","startHours":19.12878760677378,"endHours":20.69984911982568,"quality":"auspicious"},{"name":"Kāla","start":"20:42","end":"22:16","startHours":20.69984911982568,"endHours":22.27091063287758,"quality":"inauspicious"},{"name":"Śubha","start":"22:16","end":"23:51","startHours":22.27091063287758,"endHours":23.841972145929482,"quality":"auspicious"},{"name":"Roga","start":"23:51","end":"01:25","startHours":23.841972145929482,"endHours":25.41303365898138,"quality":"inauspicious"},{"name":"Udveg","start":"01:25","end":"02:59","startHours":25.41303365898138,"endHours":26.984095172033282,"quality":"inauspicious"},{"name":"Chala","start":"02:59","end":"04:33","startHours":26.984095172033282,"endHours":28.55515668508518,"quality":"neutral"},{"name":"Labha","start":"04:33","end":"06:08","startHours":28.55515668508518,"endHours":30.12621819813708,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.126218198137081,"endHours":7.126218198137081,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.126218198137081,"endHours":8.126218198137082,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.126218198137082,"endHours":9.126218198137082,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.126218198137082,"endHours":10.126218198137082,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.126218198137082,"endHours":11.126218198137082,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.126218198137082,"endHours":12.126218198137082,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.126218198137082,"endHours":13.126218198137082,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.126218198137082,"endHours":14.126218198137082,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.126218198137082,"endHours":15.126218198137082,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.126218198137082,"endHours":16.12621819813708,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.12621819813708,"endHours":17.12621819813708,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.12621819813708,"endHours":18.12621819813708,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.12621819813708,"endHours":19.12621819813708,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.12621819813708,"endHours":20.12621819813708,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.12621819813708,"endHours":21.12621819813708,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.12621819813708,"endHours":22.12621819813708,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.12621819813708,"endHours":23.12621819813708,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.12621819813708,"endHours":24.12621819813708,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.12621819813708,"endHours":25.12621819813708,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.12621819813708,"endHours":26.12621819813708,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.12621819813708,"endHours":27.12621819813708,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.12621819813708,"endHours":28.12621819813708,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.12621819813708,"endHours":29.12621819813708,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.12621819813708,"endHours":30.12621819813708,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.181277021610613,"eotMinutes":15.696871244231174,"ayanamsa":23.7245}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Dvitīyā · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"bhai-dooj","name":"Bhāi Dūja / Bhrātṛ Dvitīyā","name_sanskrit":"भ्रातृ द्वितीया","tradition":"Pan-Hindu","associated_deity":"Yama + Yamunā (sister-brother)","significance":"Yamunā's reception of brother Yama; sisters welcome brothers. Day 5 of Diwali.","vrata":true,"detection":{"tithi_number":2,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":3}],"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":"Dedicated festival walk for Bhāi Dūja / Bhrātṛ Dvitīyā is not live yet; 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 20, 1990 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"October 20, 1990 CE for Lucknow, Uttar Pradesh: Śukla Dvitīyā, sūryodaya 06:08, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1990-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1990-10-20","sa":"https://sa.vidhyamitra.com/city/lucknow/1990-10-20","hi":"https://hi.vidhyamitra.com/city/lucknow/1990-10-20","x-default":"https://vidhyamitra.com/city/lucknow/1990-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T05:41:20.016Z","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":"2026-09-06T05:41:20.016Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T05:41:20.016Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}