{"id":"vidhyamitra:city-day:thane:2147-04-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2147-04-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2147-04-04","date_display":"April 4, 2147 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":2147,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505328.770833,"kali_year":5248,"ahargana":1916863.2708,"sun":{"sidereal_longitude":347.8979,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":31.7541,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.8561,"elapsed_within_tithi_degrees":7.8561},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.7541,"elapsed_within_degrees":5.0874},"yoga":{"number":2,"name":"Prīti","sum_longitude":19.652},"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":2147,"month":4,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505328.770833,"ahargana":1916863.2708,"kali_year":5248,"ayanamsa_lahiri":25.91,"grahas":{"sun":{"sidereal_longitude":348.074775,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":31.728274999999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-4.3735},"mars":{"sidereal_longitude":48.75547499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":346.159475,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":156.986675,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":320.5601750000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":17.515975000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":135.3593,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":315.3593,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":"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":2147,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505328.770833,"kali_year":5248,"ahargana":1916863.2708,"sun":{"sidereal_longitude":347.8979,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":31.7541,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.8561,"elapsed_within_tithi_degrees":7.8561},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.7541,"elapsed_within_degrees":5.0874},"yoga":{"number":2,"name":"Prīti","sum_longitude":19.652},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.373,"elongation":43.856},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.373,"opposition_distance":136.144}},"eclipse_window_40days":[]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:30","sunsetLocal":"18:53","solarNoonLocal":"12:41","dayLengthHours":12.375474301566342,"dayLengthDisplay":"12 Hours 22 Mins 32 Secs","nightLengthDisplay":"11 Hours 37 Mins 28 Secs","moonriseLocal":"09:05","moonsetLocal":"22:07","rahuKala":{"name":"Rāhu Kāla","start":"15:47","end":"17:20","startHours":15.785388960373755,"endHours":17.33232324806955,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:36","end":"11:09","startHours":9.597651809590584,"endHours":11.144586097286378,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:41","end":"14:14","startHours":12.69152038498217,"endHours":14.238454672677964,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:48","startHours":9.39139390456448,"endHours":9.80390971461669,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:01","end":"07:21","startHours":7.019427996764263,"endHours":7.349440644806032,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"13:06","startHours":12.279004574929958,"endHours":13.10403619503438,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:51","end":"05:41","startHours":4.853719993990154,"endHours":5.678751614094576,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:30","startHours":5.472493709068471,"endHours":6.503783234198999,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:35","startHours":14.754099435243226,"endHours":15.579131055347649,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:41","end":"19:05","startHours":18.67925753576534,"endHours":19.07925753576534,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:53","end":"19:24","startHours":18.87925753576534,"endHours":19.394902298330607,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:38","end":"20:23","startHours":18.62925753576534,"endHours":20.37925753576534,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"01:06","startHours":24.279004574929957,"endHours":25.104036195034382,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:30","end":"08:03","startHours":6.503783234198999,"endHours":8.050717521894793,"quality":"inauspicious"},{"name":"Udveg","start":"08:03","end":"09:36","startHours":8.050717521894793,"endHours":9.597651809590584,"quality":"inauspicious"},{"name":"Chala","start":"09:36","end":"11:09","startHours":9.597651809590584,"endHours":11.144586097286378,"quality":"neutral"},{"name":"Labha","start":"11:09","end":"12:41","startHours":11.144586097286378,"endHours":12.69152038498217,"quality":"auspicious"},{"name":"Amṛta","start":"12:41","end":"14:14","startHours":12.69152038498217,"endHours":14.238454672677964,"quality":"auspicious"},{"name":"Kāla","start":"14:14","end":"15:47","startHours":14.238454672677964,"endHours":15.785388960373755,"quality":"inauspicious"},{"name":"Śubha","start":"15:47","end":"17:20","startHours":15.785388960373755,"endHours":17.33232324806955,"quality":"auspicious"},{"name":"Roga","start":"17:20","end":"18:53","startHours":17.33232324806955,"endHours":18.87925753576534,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:53","end":"20:20","startHours":18.87925753576534,"endHours":20.33232324806955,"quality":"inauspicious"},{"name":"Śubha","start":"20:20","end":"21:47","startHours":20.33232324806955,"endHours":21.785388960373755,"quality":"auspicious"},{"name":"Roga","start":"21:47","end":"23:14","startHours":21.785388960373755,"endHours":23.23845467267796,"quality":"inauspicious"},{"name":"Udveg","start":"23:14","end":"00:41","startHours":23.23845467267796,"endHours":24.69152038498217,"quality":"inauspicious"},{"name":"Chala","start":"00:41","end":"02:09","startHours":24.69152038498217,"endHours":26.14458609728638,"quality":"neutral"},{"name":"Labha","start":"02:09","end":"03:36","startHours":26.14458609728638,"endHours":27.597651809590584,"quality":"auspicious"},{"name":"Amṛta","start":"03:36","end":"05:03","startHours":27.597651809590584,"endHours":29.05071752189479,"quality":"auspicious"},{"name":"Kāla","start":"05:03","end":"06:30","startHours":29.05071752189479,"endHours":30.503783234199,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.503783234198999,"endHours":7.503783234198999,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.503783234198999,"endHours":8.503783234198998,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.503783234198998,"endHours":9.503783234198998,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.503783234198998,"endHours":10.503783234198998,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.503783234198998,"endHours":11.503783234198998,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.503783234198998,"endHours":12.503783234198998,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.503783234198998,"endHours":13.503783234198998,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.503783234198998,"endHours":14.503783234198998,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.503783234198998,"endHours":15.503783234198998,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.503783234198998,"endHours":16.503783234199,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.503783234199,"endHours":17.503783234199,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.503783234199,"endHours":18.503783234199,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.503783234199,"endHours":19.503783234199,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.503783234199,"endHours":20.503783234199,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.503783234199,"endHours":21.503783234199,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.503783234199,"endHours":22.503783234199,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.503783234199,"endHours":23.503783234199,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.503783234199,"endHours":24.503783234199,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.503783234199,"endHours":25.503783234199,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.503783234199,"endHours":26.503783234199,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.503783234199,"endHours":27.503783234199,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.503783234199,"endHours":28.503783234199,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.503783234199,"endHours":29.503783234199,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.503783234199,"endHours":30.503783234199,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"Chatra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.515650199254251,"eotMinutes":-3.4036230989301703,"ayanamsa":25.91}},"calendars":{"vikram_samvat":2204,"vikram_samvatsara":"Raudra","saka_samvat":2069,"saka_samvatsara":"Plavaṅga","bengali_samvat":1554,"malayalam_era":1323,"nanakshahi_year":678,"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 Caturthī · Vikram 2204 Raudra · Śaka 2069 Plavaṅga"},"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":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"thane"},"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, 2147 CE · Thane, Maharashtra · Vidhyamitra","description":"April 4, 2147 CE for Thane, Maharashtra: Śukla Caturthī, sūryodaya 06:30, sūryāsta 18:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2147-04-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2147-04-04","sa":"https://sa.vidhyamitra.com/city/thane/2147-04-04","hi":"https://hi.vidhyamitra.com/city/thane/2147-04-04","x-default":"https://vidhyamitra.com/city/thane/2147-04-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:20:37.419Z","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":"2026-05-31T03:20:37.419Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:20:37.419Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}