{"id":"vidhyamitra:city-day:vancouver:2026-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vancouver/2026-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-04-21","date_display":"April 21, 2026 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":2026,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461151.770833,"kali_year":5128,"ahargana":1872686.2708,"sun":{"sidereal_longitude":6.7898,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":53.1881,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.3983,"elapsed_within_tithi_degrees":10.3983},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":53.1881,"elapsed_within_degrees":13.1881},"yoga":{"number":5,"name":"Śobhana","sum_longitude":59.9779},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2026,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461151.770833,"ahargana":1872686.2708,"kali_year":5128,"ayanamsa_lahiri":24.2204,"grahas":{"sun":{"sidereal_longitude":6.7430610000000115,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":56.081560999999965,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":4.4652},"mars":{"sidereal_longitude":344.079961,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":344.127861,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":83.23706099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":31.636460999999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":343.854261,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":316.0694,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":136.0694,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"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":2026,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461151.770833,"kali_year":5128,"ahargana":1872686.2708,"sun":{"sidereal_longitude":6.7898,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":53.1881,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.3983,"elapsed_within_tithi_degrees":10.3983},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":53.1881,"elapsed_within_degrees":13.1881},"yoga":{"number":5,"name":"Śobhana","sum_longitude":59.9779},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.465,"elongation":46.398},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.465,"opposition_distance":133.602}},"eclipse_window_40days":[]},"city":{"slug":"vancouver","name":"Vancouver, Canada","lat":49.2827,"lon":-123.1207,"tz_offset_hours":-8,"country":"CA","tier":"diaspora"},"tier2":{"city":{"slug":"vancouver","name":"Vancouver, Canada","lat":49.2827,"lon":-123.1207,"tz_offset_hours":-8,"country":"CA","tier":"diaspora"},"sunriseLocal":"05:10","sunsetLocal":"19:13","solarNoonLocal":"12:11","dayLengthHours":14.054212889101485,"dayLengthDisplay":"14 Hours 03 Mins 15 Secs","nightLengthDisplay":"9 Hours 56 Mins 45 Secs","moonriseLocal":"07:25","moonsetLocal":"23:32","rahuKala":{"name":"Rāhu Kāla","start":"15:42","end":"17:28","startHours":15.70181107492267,"endHours":17.458587686060355,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:40","end":"10:26","startHours":8.674704630371927,"endHours":10.431481241509612,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:11","end":"13:57","startHours":12.188257852647297,"endHours":13.945034463784982,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:55","startHours":8.440467748886903,"endHours":8.908941511856952,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:45","end":"06:07","startHours":5.746743611809117,"endHours":6.121522622185156,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:39","startHours":11.719784089677248,"endHours":12.656731615617346,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:17","end":"04:13","startHours":3.287256356216357,"endHours":4.224203882156456,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:59","end":"05:10","startHours":3.9899670006714314,"endHours":5.161151408096555,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:28","startHours":14.530626667497543,"endHours":15.467574193437642,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.01536429719804,"endHours":19.41536429719804,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:48","startHours":19.21536429719804,"endHours":19.8009565009106,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.96536429719804,"endHours":20.71536429719804,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:39","startHours":23.719784089677248,"endHours":24.656731615617346,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:10","end":"06:55","startHours":5.161151408096555,"endHours":6.917928019234241,"quality":"inauspicious"},{"name":"Udveg","start":"06:55","end":"08:40","startHours":6.917928019234241,"endHours":8.674704630371927,"quality":"inauspicious"},{"name":"Chala","start":"08:40","end":"10:26","startHours":8.674704630371927,"endHours":10.431481241509612,"quality":"neutral"},{"name":"Labha","start":"10:26","end":"12:11","startHours":10.431481241509612,"endHours":12.188257852647297,"quality":"auspicious"},{"name":"Amṛta","start":"12:11","end":"13:57","startHours":12.188257852647297,"endHours":13.945034463784982,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:42","startHours":13.945034463784982,"endHours":15.70181107492267,"quality":"inauspicious"},{"name":"Śubha","start":"15:42","end":"17:28","startHours":15.70181107492267,"endHours":17.458587686060355,"quality":"auspicious"},{"name":"Roga","start":"17:28","end":"19:13","startHours":17.458587686060355,"endHours":19.21536429719804,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:13","end":"20:28","startHours":19.21536429719804,"endHours":20.458587686060355,"quality":"inauspicious"},{"name":"Śubha","start":"20:28","end":"21:42","startHours":20.458587686060355,"endHours":21.701811074922666,"quality":"auspicious"},{"name":"Roga","start":"21:42","end":"22:57","startHours":21.701811074922666,"endHours":22.94503446378498,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:11","startHours":22.94503446378498,"endHours":24.188257852647297,"quality":"inauspicious"},{"name":"Chala","start":"00:11","end":"01:26","startHours":24.188257852647297,"endHours":25.431481241509612,"quality":"neutral"},{"name":"Labha","start":"01:26","end":"02:40","startHours":25.431481241509612,"endHours":26.674704630371927,"quality":"auspicious"},{"name":"Amṛta","start":"02:40","end":"03:55","startHours":26.674704630371927,"endHours":27.91792801923424,"quality":"auspicious"},{"name":"Kāla","start":"03:55","end":"05:10","startHours":27.91792801923424,"endHours":29.161151408096554,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:10","end":"06:10","startHours":5.161151408096555,"endHours":6.161151408096555,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:10","end":"07:10","startHours":6.161151408096555,"endHours":7.161151408096555,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:10","end":"08:10","startHours":7.161151408096555,"endHours":8.161151408096554,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:10","end":"09:10","startHours":8.161151408096554,"endHours":9.161151408096554,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:10","end":"10:10","startHours":9.161151408096554,"endHours":10.161151408096554,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:10","end":"11:10","startHours":10.161151408096554,"endHours":11.161151408096554,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:10","end":"12:10","startHours":11.161151408096554,"endHours":12.161151408096554,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:10","end":"13:10","startHours":12.161151408096554,"endHours":13.161151408096554,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:10","end":"14:10","startHours":13.161151408096554,"endHours":14.161151408096554,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:10","end":"15:10","startHours":14.161151408096554,"endHours":15.161151408096554,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:10","end":"16:10","startHours":15.161151408096554,"endHours":16.161151408096554,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:10","end":"17:10","startHours":16.161151408096554,"endHours":17.161151408096554,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:10","end":"18:10","startHours":17.161151408096554,"endHours":18.161151408096554,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:10","end":"19:10","startHours":18.161151408096554,"endHours":19.161151408096554,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:10","end":"20:10","startHours":19.161151408096554,"endHours":20.161151408096554,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:10","end":"21:10","startHours":20.161151408096554,"endHours":21.161151408096554,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:10","end":"22:10","startHours":21.161151408096554,"endHours":22.161151408096554,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:10","end":"23:10","startHours":22.161151408096554,"endHours":23.161151408096554,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:10","end":"00:10","startHours":23.161151408096554,"endHours":24.161151408096554,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:10","end":"01:10","startHours":24.161151408096554,"endHours":25.161151408096554,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:10","end":"02:10","startHours":25.161151408096554,"endHours":26.161151408096554,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:10","end":"03:10","startHours":26.161151408096554,"endHours":27.161151408096554,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:10","end":"04:10","startHours":27.161151408096554,"endHours":28.161151408096554,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:10","end":"05:10","startHours":28.161151408096554,"endHours":29.161151408096554,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.807834838781634,"eotMinutes":1.1873288411622274,"ayanamsa":24.2204}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Caturthī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Aṅgāraka Caturthī (Tuesday Caturthī) · Vināyaka Caturthī (monthly) is not live yet; Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vancouver"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 21, 2026 CE · Vancouver, Canada · Vidhyamitra","description":"April 21, 2026 CE for Vancouver, Canada: Śukla Caturthī, sūryodaya 05:10, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vancouver/2026-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vancouver/2026-04-21","sa":"https://sa.vidhyamitra.com/city/vancouver/2026-04-21","hi":"https://hi.vidhyamitra.com/city/vancouver/2026-04-21","x-default":"https://vidhyamitra.com/city/vancouver/2026-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-23T17:19:22.004Z","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":"2026-07-23T17:19:22.004Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-23T17:19:22.004Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"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"}}}