{"id":"vidhyamitra:city-day:ranchi:1990-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1990-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-02-21","date_display":"February 21, 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":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447943.770833,"kali_year":5091,"ahargana":1859478.2708,"sun":{"sidereal_longitude":308.5766,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":255.1792,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":306.6026,"elapsed_within_tithi_degrees":6.6026},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":255.1792,"elapsed_within_degrees":1.8459},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.7558},"karana":{"half_tithi_index":51,"name":"Bālava"},"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":1990,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447943.770833,"ahargana":1859478.2708,"kali_year":5091,"ayanamsa_lahiri":23.7153,"grahas":{"sun":{"sidereal_longitude":308.427604,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":254.827904,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-2.9335},"mars":{"sidereal_longitude":262.723704,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":289.37390400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":67.26120400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":270.155404,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":267.408504,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":295.8928,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":115.8928,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447943.770833,"kali_year":5091,"ahargana":1859478.2708,"sun":{"sidereal_longitude":308.5766,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":255.1792,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":306.6026,"elapsed_within_tithi_degrees":6.6026},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":255.1792,"elapsed_within_degrees":1.8459},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.7558},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.934,"elongation":53.397},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.934,"opposition_distance":126.603}},"eclipse_window_40days":[]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"06:18","sunsetLocal":"17:48","solarNoonLocal":"12:03","dayLengthHours":11.49914057982512,"dayLengthDisplay":"11 Hours 29 Mins 57 Secs","nightLengthDisplay":"12 Hours 30 Mins 03 Secs","moonriseLocal":"03:08","moonsetLocal":"13:49","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:29","startHours":12.04919070568727,"endHours":13.486583278165412,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:44","end":"09:10","startHours":7.73701298825285,"endHours":9.17440556073099,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:37","end":"12:03","startHours":10.611798133209131,"endHours":12.04919070568727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:22","startHours":8.982753217733904,"endHours":9.366057903728077,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:05","startHours":6.778751273267424,"endHours":7.085395022062761,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:26","startHours":11.665886019693101,"endHours":12.432495391681442,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:46","end":"05:32","startHours":4.766401671798028,"endHours":5.533011043786369,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:18","startHours":5.341358700789284,"endHours":6.299620415774711,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:44","startHours":13.965714135658125,"endHours":14.732323507646466,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.598760995599832,"endHours":17.99876099559983,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:17","startHours":17.79876099559983,"endHours":18.277891853092544,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.54876099559983,"endHours":19.29876099559983,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:26","startHours":23.665886019693104,"endHours":24.432495391681442,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:18","end":"07:44","startHours":6.299620415774711,"endHours":7.73701298825285,"quality":"auspicious"},{"name":"Amṛta","start":"07:44","end":"09:10","startHours":7.73701298825285,"endHours":9.17440556073099,"quality":"auspicious"},{"name":"Kāla","start":"09:10","end":"10:37","startHours":9.17440556073099,"endHours":10.611798133209131,"quality":"inauspicious"},{"name":"Śubha","start":"10:37","end":"12:03","startHours":10.611798133209131,"endHours":12.04919070568727,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:29","startHours":12.04919070568727,"endHours":13.486583278165412,"quality":"inauspicious"},{"name":"Udveg","start":"13:29","end":"14:55","startHours":13.486583278165412,"endHours":14.92397585064355,"quality":"inauspicious"},{"name":"Chala","start":"14:55","end":"16:22","startHours":14.92397585064355,"endHours":16.36136842312169,"quality":"neutral"},{"name":"Labha","start":"16:22","end":"17:48","startHours":16.36136842312169,"endHours":17.79876099559983,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:48","end":"19:22","startHours":17.79876099559983,"endHours":19.361368423121693,"quality":"inauspicious"},{"name":"Chala","start":"19:22","end":"20:55","startHours":19.361368423121693,"endHours":20.92397585064355,"quality":"neutral"},{"name":"Labha","start":"20:55","end":"22:29","startHours":20.92397585064355,"endHours":22.486583278165412,"quality":"auspicious"},{"name":"Amṛta","start":"22:29","end":"00:03","startHours":22.486583278165412,"endHours":24.049190705687273,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:37","startHours":24.049190705687273,"endHours":25.61179813320913,"quality":"inauspicious"},{"name":"Śubha","start":"01:37","end":"03:10","startHours":25.61179813320913,"endHours":27.174405560730992,"quality":"auspicious"},{"name":"Roga","start":"03:10","end":"04:44","startHours":27.174405560730992,"endHours":28.73701298825285,"quality":"inauspicious"},{"name":"Udveg","start":"04:44","end":"06:18","startHours":28.73701298825285,"endHours":30.29962041577471,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.299620415774711,"endHours":7.299620415774711,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.299620415774711,"endHours":8.299620415774712,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.299620415774712,"endHours":9.299620415774712,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.299620415774712,"endHours":10.299620415774712,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.299620415774712,"endHours":11.299620415774712,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.299620415774712,"endHours":12.299620415774712,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.299620415774712,"endHours":13.299620415774712,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.299620415774712,"endHours":14.299620415774712,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.299620415774712,"endHours":15.299620415774712,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.299620415774712,"endHours":16.29962041577471,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.29962041577471,"endHours":17.29962041577471,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.29962041577471,"endHours":18.29962041577471,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.29962041577471,"endHours":19.29962041577471,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.29962041577471,"endHours":20.29962041577471,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.29962041577471,"endHours":21.29962041577471,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.29962041577471,"endHours":22.29962041577471,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.29962041577471,"endHours":23.29962041577471,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.29962041577471,"endHours":24.29962041577471,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.29962041577471,"endHours":25.29962041577471,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.29962041577471,"endHours":26.29962041577471,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.29962041577471,"endHours":27.29962041577471,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.29962041577471,"endHours":28.29962041577471,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.29962041577471,"endHours":29.29962041577471,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.29962041577471,"endHours":30.29962041577471,"planetary_lord":"Sun"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.710554142697182,"eotMinutes":-14.189842341236304,"ayanamsa":23.7153}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Ekādaśī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"vijaya-ekadashi","name":"Vijayā Ekādaśī","name_sanskrit":"विजया एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Rāma","significance":"Rāma observed this before crossing the ocean to Laṅkā.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"Dedicated festival walk for Vijayā Ekādaśī · Ekādaśī is not live yet; Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 21, 1990 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 21, 1990 CE for Ranchi, Jharkhand: Kṛṣṇa Ekādaśī, sūryodaya 06:18, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1990-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1990-02-21","sa":"https://sa.vidhyamitra.com/city/ranchi/1990-02-21","hi":"https://hi.vidhyamitra.com/city/ranchi/1990-02-21","x-default":"https://vidhyamitra.com/city/ranchi/1990-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T09:11:40.598Z","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":"2026-09-06T09:11:40.598Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T09:11:40.598Z","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"}}}