{"id":"vidhyamitra:city-day:vrindavan:2144-04-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2144-04-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2144-04-04","date_display":"April 4, 2144 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":2144,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504233.770833,"kali_year":5245,"ahargana":1915768.2708,"sun":{"sidereal_longitude":348.6623,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":357.9131,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.2508,"elapsed_within_tithi_degrees":9.2508},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.9131,"elapsed_within_degrees":11.2464},"yoga":{"number":26,"name":"Indra","sum_longitude":346.5754},"karana":{"half_tithi_index":1,"name":"Bava"},"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":2144,"month":4,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504233.770833,"ahargana":1915768.2708,"kali_year":5245,"ayanamsa_lahiri":25.8681,"grahas":{"sun":{"sidereal_longitude":348.833312,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":356.398212,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":1.1987},"mars":{"sidereal_longitude":249.56951200000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":320.633012,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":61.39111200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":339.559312,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":342.757212,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":193.3777,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":13.3777,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2144,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504233.770833,"kali_year":5245,"ahargana":1915768.2708,"sun":{"sidereal_longitude":348.6623,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":357.9131,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.2508,"elapsed_within_tithi_degrees":9.2508},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.9131,"elapsed_within_degrees":11.2464},"yoga":{"number":26,"name":"Indra","sum_longitude":346.5754},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.199,"elongation":9.251},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.199,"opposition_distance":170.749}},"eclipse_window_40days":[{"offset_days":14,"type":"lunar","occurs":true,"moon_latitude":-0.77,"opposition_distance":0.393}]},"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":"06:07","sunsetLocal":"18:39","solarNoonLocal":"12:23","dayLengthHours":12.530944752774442,"dayLengthDisplay":"12 Hours 31 Mins 51 Secs","nightLengthDisplay":"11 Hours 28 Mins 09 Secs","moonriseLocal":"06:32","moonsetLocal":"19:14","rahuKala":{"name":"Rāhu Kāla","start":"09:15","end":"10:49","startHours":9.246704196788558,"endHours":10.813072290885362,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:31","startHours":13.945808479078973,"endHours":15.512176573175779,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:07","end":"07:41","startHours":6.113968008594948,"endHours":7.6803361026917525,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:27","startHours":9.037855117575651,"endHours":9.455553276001465,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.636090706627217,"endHours":6.970249233367868,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:48","startHours":11.961742226556355,"endHours":12.797138543407984,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:17","startHours":4.443175374891689,"endHours":5.278571691743318,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:07","startHours":5.069722612530411,"endHours":6.113968008594948,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:18","startHours":14.467931177111243,"endHours":15.303327493962872,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:27","end":"18:51","startHours":18.44491276136939,"endHours":18.84491276136939,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:39","end":"19:10","startHours":18.64491276136939,"endHours":19.16703545940166,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:24","end":"20:09","startHours":18.39491276136939,"endHours":20.14491276136939,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:48","startHours":23.961742226556353,"endHours":24.797138543407982,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:07","end":"07:41","startHours":6.113968008594948,"endHours":7.6803361026917525,"quality":"inauspicious"},{"name":"Śubha","start":"07:41","end":"09:15","startHours":7.6803361026917525,"endHours":9.246704196788558,"quality":"auspicious"},{"name":"Roga","start":"09:15","end":"10:49","startHours":9.246704196788558,"endHours":10.813072290885362,"quality":"inauspicious"},{"name":"Udveg","start":"10:49","end":"12:23","startHours":10.813072290885362,"endHours":12.379440384982168,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:57","startHours":12.379440384982168,"endHours":13.945808479078973,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:31","startHours":13.945808479078973,"endHours":15.512176573175779,"quality":"auspicious"},{"name":"Amṛta","start":"15:31","end":"17:05","startHours":15.512176573175779,"endHours":17.078544667272585,"quality":"auspicious"},{"name":"Kāla","start":"17:05","end":"18:39","startHours":17.078544667272585,"endHours":18.64491276136939,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:39","end":"20:05","startHours":18.64491276136939,"endHours":20.078544667272585,"quality":"auspicious"},{"name":"Amṛta","start":"20:05","end":"21:31","startHours":20.078544667272585,"endHours":21.51217657317578,"quality":"auspicious"},{"name":"Kāla","start":"21:31","end":"22:57","startHours":21.51217657317578,"endHours":22.945808479078977,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:23","startHours":22.945808479078977,"endHours":24.379440384982168,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"01:49","startHours":24.379440384982168,"endHours":25.813072290885366,"quality":"inauspicious"},{"name":"Udveg","start":"01:49","end":"03:15","startHours":25.813072290885366,"endHours":27.24670419678856,"quality":"inauspicious"},{"name":"Chala","start":"03:15","end":"04:41","startHours":27.24670419678856,"endHours":28.680336102691754,"quality":"neutral"},{"name":"Labha","start":"04:41","end":"06:07","startHours":28.680336102691754,"endHours":30.11396800859495,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.113968008594948,"endHours":7.113968008594948,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.113968008594948,"endHours":8.113968008594949,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.113968008594949,"endHours":9.113968008594949,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.113968008594949,"endHours":10.113968008594949,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.113968008594949,"endHours":11.113968008594949,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.113968008594949,"endHours":12.113968008594949,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.113968008594949,"endHours":13.113968008594949,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.113968008594949,"endHours":14.113968008594949,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.113968008594949,"endHours":15.113968008594949,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.113968008594949,"endHours":16.11396800859495,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.11396800859495,"endHours":17.11396800859495,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.11396800859495,"endHours":18.11396800859495,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.11396800859495,"endHours":19.11396800859495,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.11396800859495,"endHours":20.11396800859495,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.11396800859495,"endHours":21.11396800859495,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.11396800859495,"endHours":22.11396800859495,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.11396800859495,"endHours":23.11396800859495,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.11396800859495,"endHours":24.11396800859495,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.11396800859495,"endHours":25.11396800859495,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.11396800859495,"endHours":26.11396800859495,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.11396800859495,"endHours":27.11396800859495,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.11396800859495,"endHours":28.11396800859495,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.11396800859495,"endHours":29.11396800859495,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.11396800859495,"endHours":30.11396800859495,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.793144199004745,"eotMinutes":-3.4036230989301703,"ayanamsa":25.8681}},"calendars":{"vikram_samvat":2201,"vikram_samvatsara":"Piṅgala","saka_samvat":2066,"saka_samvatsara":"Krodhi","bengali_samvat":1551,"malayalam_era":1320,"nanakshahi_year":675,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Pratipada · Vikram 2201 Piṅgala · Śaka 2066 Krodhi"},"festivals":[{"id":"chaitra-navratri-start","name":"Caitra Navrātri Start (Gudhi Padwā)","name_sanskrit":"चैत्र नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī Durgā (9 forms over 9 nights)","significance":"Spring Navrātri begins; Vasanta-pakṣa Devī worship. Maharashtra: Gudhi Padwā. South: Ugadi. Sindhi: Cheti Chand.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1}],"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":"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 4, 2144 CE · Vṛndāvana · Vidhyamitra","description":"April 4, 2144 CE for Vṛndāvana: Śukla Pratipada, sūryodaya 06:07, sūryāsta 18:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2144-04-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2144-04-04","sa":"https://sa.vidhyamitra.com/city/vrindavan/2144-04-04","hi":"https://hi.vidhyamitra.com/city/vrindavan/2144-04-04","x-default":"https://vidhyamitra.com/city/vrindavan/2144-04-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:07:02.651Z","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":"2026-06-01T15:07:02.651Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:07:02.651Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}