{"id":"vidhyamitra:city-day:vrindavan:2027-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2027-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-04-21","date_display":"April 21, 2027 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":2027,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461516.770833,"kali_year":5129,"ahargana":1873051.2708,"sun":{"sidereal_longitude":6.5382,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":189.8027,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.2645,"elapsed_within_tithi_degrees":3.2645},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":189.8027,"elapsed_within_degrees":3.1361},"yoga":{"number":15,"name":"Vajra","sum_longitude":196.341},"karana":{"half_tithi_index":30,"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":2027,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461516.770833,"ahargana":1873051.2708,"kali_year":5129,"ayanamsa_lahiri":24.2344,"grahas":{"sun":{"sidereal_longitude":6.492914999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":187.87921499999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-4.3047},"mars":{"sidereal_longitude":118.43661499999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":357.337915,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":112.637315,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":336.489715,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":355.163315,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":296.7299,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":116.7299,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2027,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461516.770833,"kali_year":5129,"ahargana":1873051.2708,"sun":{"sidereal_longitude":6.5382,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":189.8027,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.2645,"elapsed_within_tithi_degrees":3.2645},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":189.8027,"elapsed_within_degrees":3.1361},"yoga":{"number":15,"name":"Vajra","sum_longitude":196.341},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.305,"elongation":176.736},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.305,"opposition_distance":3.264}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:49","sunsetLocal":"18:47","solarNoonLocal":"12:18","dayLengthHours":12.958159416446176,"dayLengthDisplay":"12 Hours 57 Mins 29 Secs","nightLengthDisplay":"11 Hours 02 Mins 31 Secs","moonriseLocal":"18:47","moonsetLocal":"06:00","rahuKala":{"name":"Rāhu Kāla","start":"12:18","end":"13:55","startHours":12.302924519313965,"endHours":13.922694446369736,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:27","end":"09:04","startHours":7.443614738146648,"endHours":9.06338466520242,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:41","end":"12:18","startHours":10.683154592258191,"endHours":12.302924519313965,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.847415341594985,"endHours":9.279353988809856,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:22","end":"06:43","startHours":6.363768120109468,"endHours":6.709319037881365,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:44","startHours":11.87098587209909,"endHours":12.734863166528836,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:58","startHours":4.096090222231386,"endHours":4.9599675166611314,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:49","startHours":4.743998193053695,"endHours":5.8238448110908765,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:20","startHours":14.462617755388326,"endHours":15.326495049818071,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:35","end":"18:59","startHours":18.582004227537052,"endHours":18.98200422753705,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:47","end":"19:19","startHours":18.78200422753705,"endHours":19.32192753655564,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:32","end":"20:17","startHours":18.53200422753705,"endHours":20.28200422753705,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:44","startHours":23.87098587209909,"endHours":24.734863166528832,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:49","end":"07:27","startHours":5.8238448110908765,"endHours":7.443614738146648,"quality":"auspicious"},{"name":"Amṛta","start":"07:27","end":"09:04","startHours":7.443614738146648,"endHours":9.06338466520242,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:41","startHours":9.06338466520242,"endHours":10.683154592258191,"quality":"inauspicious"},{"name":"Śubha","start":"10:41","end":"12:18","startHours":10.683154592258191,"endHours":12.302924519313965,"quality":"auspicious"},{"name":"Roga","start":"12:18","end":"13:55","startHours":12.302924519313965,"endHours":13.922694446369736,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:33","startHours":13.922694446369736,"endHours":15.542464373425506,"quality":"inauspicious"},{"name":"Chala","start":"15:33","end":"17:10","startHours":15.542464373425506,"endHours":17.16223430048128,"quality":"neutral"},{"name":"Labha","start":"17:10","end":"18:47","startHours":17.16223430048128,"endHours":18.78200422753705,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:47","end":"20:10","startHours":18.78200422753705,"endHours":20.16223430048128,"quality":"inauspicious"},{"name":"Chala","start":"20:10","end":"21:33","startHours":20.16223430048128,"endHours":21.542464373425506,"quality":"neutral"},{"name":"Labha","start":"21:33","end":"22:55","startHours":21.542464373425506,"endHours":22.922694446369736,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:18","startHours":22.922694446369736,"endHours":24.30292451931396,"quality":"auspicious"},{"name":"Kāla","start":"00:18","end":"01:41","startHours":24.30292451931396,"endHours":25.68315459225819,"quality":"inauspicious"},{"name":"Śubha","start":"01:41","end":"03:04","startHours":25.68315459225819,"endHours":27.06338466520242,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:27","startHours":27.06338466520242,"endHours":28.44361473814665,"quality":"inauspicious"},{"name":"Udveg","start":"04:27","end":"05:49","startHours":28.44361473814665,"endHours":29.823844811090876,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:49","end":"06:49","startHours":5.8238448110908765,"endHours":6.8238448110908765,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:49","end":"07:49","startHours":6.8238448110908765,"endHours":7.8238448110908765,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:49","end":"08:49","startHours":7.8238448110908765,"endHours":8.823844811090876,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:49","end":"09:49","startHours":8.823844811090876,"endHours":9.823844811090876,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:49","end":"10:49","startHours":9.823844811090876,"endHours":10.823844811090876,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:49","end":"11:49","startHours":10.823844811090876,"endHours":11.823844811090876,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:49","end":"12:49","startHours":11.823844811090876,"endHours":12.823844811090876,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:49","end":"13:49","startHours":12.823844811090876,"endHours":13.823844811090876,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:49","end":"14:49","startHours":13.823844811090876,"endHours":14.823844811090876,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:49","end":"15:49","startHours":14.823844811090876,"endHours":15.823844811090876,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:49","end":"16:49","startHours":15.823844811090876,"endHours":16.823844811090876,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:49","end":"17:49","startHours":16.823844811090876,"endHours":17.823844811090876,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:49","end":"18:49","startHours":17.823844811090876,"endHours":18.823844811090876,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:49","end":"19:49","startHours":18.823844811090876,"endHours":19.823844811090876,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:49","end":"20:49","startHours":19.823844811090876,"endHours":20.823844811090876,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:49","end":"21:49","startHours":20.823844811090876,"endHours":21.823844811090876,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:49","end":"22:49","startHours":21.823844811090876,"endHours":22.823844811090876,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:49","end":"23:49","startHours":22.823844811090876,"endHours":23.823844811090876,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:49","end":"00:49","startHours":23.823844811090876,"endHours":24.823844811090876,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:49","end":"01:49","startHours":24.823844811090876,"endHours":25.823844811090876,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:49","end":"02:49","startHours":25.823844811090876,"endHours":26.823844811090876,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:49","end":"03:49","startHours":26.823844811090876,"endHours":27.823844811090876,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:49","end":"04:49","startHours":27.823844811090876,"endHours":28.823844811090876,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:49","end":"05:49","startHours":28.823844811090876,"endHours":29.823844811090876,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","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":11.725466105812325,"eotMinutes":1.1873288411622274,"ayanamsa":24.2344}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","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 Kṛṣṇa Pratipada · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"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":"vrindavan"},"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, 2027 CE · Vṛndāvana · Vidhyamitra","description":"April 21, 2027 CE for Vṛndāvana: Kṛṣṇa Pratipada, sūryodaya 05:49, sūryāsta 18:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2027-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2027-04-21","sa":"https://sa.vidhyamitra.com/city/vrindavan/2027-04-21","hi":"https://hi.vidhyamitra.com/city/vrindavan/2027-04-21","x-default":"https://vidhyamitra.com/city/vrindavan/2027-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-26T08:45:40.067Z","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":"2026-07-26T08:45:40.067Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-26T08:45:40.067Z","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"}}}