{"id":"vidhyamitra:city-day:thane:1955-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1955-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1955-04-01","date_display":"April 1, 1955 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":1955,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435198.770833,"kali_year":5056,"ahargana":1846733.2708,"sun":{"sidereal_longitude":347.5839,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":91.261,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.6771,"elapsed_within_tithi_degrees":7.6771},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.261,"elapsed_within_degrees":11.261},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.845},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1955,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2435198.770833,"ahargana":1846733.2708,"kali_year":5056,"ayanamsa_lahiri":23.2278,"grahas":{"sun":{"sidereal_longitude":347.313256,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":92.56805600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":-1.5434},"mars":{"sidereal_longitude":30.70615600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":327.851756,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":86.94435599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":309.275256,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":207.554756,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":251.1842,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":71.1842,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"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":1955,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2435198.770833,"kali_year":5056,"ahargana":1846733.2708,"sun":{"sidereal_longitude":347.5839,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":91.261,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.6771,"elapsed_within_tithi_degrees":7.6771},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.261,"elapsed_within_degrees":11.261},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.845},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.543,"elongation":103.677},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.543,"opposition_distance":76.323}},"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":"06:33","sunsetLocal":"18:52","solarNoonLocal":"12:42","dayLengthHours":12.312300084743264,"dayLengthDisplay":"12 Hours 18 Mins 44 Secs","nightLengthDisplay":"11 Hours 41 Mins 16 Secs","moonriseLocal":"13:10","moonsetLocal":"02:17","rahuKala":{"name":"Rāhu Kāla","start":"11:10","end":"12:42","startHours":11.168160757759617,"endHours":12.707198268352524,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:47","end":"17:19","startHours":15.785273289538342,"endHours":17.324310800131247,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:05","end":"09:38","startHours":8.090085736573801,"endHours":9.62912324716671,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:50","startHours":9.423918245754322,"endHours":9.834328248579098,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:24","startHours":7.064060729511863,"endHours":7.392388731771684,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"13:07","startHours":12.296788265527749,"endHours":13.1176082711773,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:55","end":"05:44","startHours":4.9094082146817914,"endHours":5.730228220331343,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:33","startHours":5.525023218918955,"endHours":6.551048225980893,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:35","startHours":14.759248282476403,"endHours":15.580068288125954,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.663348310724157,"endHours":19.063348310724155,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:23","startHours":18.863348310724156,"endHours":19.376360814255126,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.613348310724156,"endHours":20.363348310724156,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"01:07","startHours":24.29678826552775,"endHours":25.1176082711773,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:33","end":"08:05","startHours":6.551048225980893,"endHours":8.090085736573801,"quality":"neutral"},{"name":"Labha","start":"08:05","end":"09:38","startHours":8.090085736573801,"endHours":9.62912324716671,"quality":"auspicious"},{"name":"Amṛta","start":"09:38","end":"11:10","startHours":9.62912324716671,"endHours":11.168160757759617,"quality":"auspicious"},{"name":"Kāla","start":"11:10","end":"12:42","startHours":11.168160757759617,"endHours":12.707198268352524,"quality":"inauspicious"},{"name":"Śubha","start":"12:42","end":"14:15","startHours":12.707198268352524,"endHours":14.246235778945433,"quality":"auspicious"},{"name":"Roga","start":"14:15","end":"15:47","startHours":14.246235778945433,"endHours":15.785273289538342,"quality":"inauspicious"},{"name":"Udveg","start":"15:47","end":"17:19","startHours":15.785273289538342,"endHours":17.324310800131247,"quality":"inauspicious"},{"name":"Chala","start":"17:19","end":"18:52","startHours":17.324310800131247,"endHours":18.863348310724156,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:52","end":"20:19","startHours":18.863348310724156,"endHours":20.324310800131247,"quality":"inauspicious"},{"name":"Udveg","start":"20:19","end":"21:47","startHours":20.324310800131247,"endHours":21.78527328953834,"quality":"inauspicious"},{"name":"Chala","start":"21:47","end":"23:15","startHours":21.78527328953834,"endHours":23.246235778945433,"quality":"neutral"},{"name":"Labha","start":"23:15","end":"00:42","startHours":23.246235778945433,"endHours":24.707198268352524,"quality":"auspicious"},{"name":"Amṛta","start":"00:42","end":"02:10","startHours":24.707198268352524,"endHours":26.168160757759615,"quality":"auspicious"},{"name":"Kāla","start":"02:10","end":"03:38","startHours":26.168160757759615,"endHours":27.62912324716671,"quality":"inauspicious"},{"name":"Śubha","start":"03:38","end":"05:05","startHours":27.62912324716671,"endHours":29.0900857365738,"quality":"auspicious"},{"name":"Roga","start":"05:05","end":"06:33","startHours":29.0900857365738,"endHours":30.551048225980892,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.551048225980893,"endHours":7.551048225980893,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.551048225980893,"endHours":8.551048225980892,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.551048225980892,"endHours":9.551048225980892,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.551048225980892,"endHours":10.551048225980892,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.551048225980892,"endHours":11.551048225980892,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.551048225980892,"endHours":12.551048225980892,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.551048225980892,"endHours":13.551048225980892,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.551048225980892,"endHours":14.551048225980892,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.551048225980892,"endHours":15.551048225980892,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.551048225980892,"endHours":16.551048225980892,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.551048225980892,"endHours":17.551048225980892,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.551048225980892,"endHours":18.551048225980892,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.551048225980892,"endHours":19.551048225980892,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.551048225980892,"endHours":20.551048225980892,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.551048225980892,"endHours":21.551048225980892,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.551048225980892,"endHours":22.551048225980892,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.551048225980892,"endHours":23.551048225980892,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.551048225980892,"endHours":24.551048225980892,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.551048225980892,"endHours":25.551048225980892,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.551048225980892,"endHours":26.551048225980892,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.551048225980892,"endHours":27.551048225980892,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.551048225980892,"endHours":28.551048225980892,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.551048225980892,"endHours":29.551048225980892,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.551048225980892,"endHours":30.551048225980892,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Sushira","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":4.1725965744406714,"eotMinutes":-4.344296101151456,"ayanamsa":23.2278}},"calendars":{"vikram_samvat":2012,"vikram_samvatsara":"Kīlaka","saka_samvat":1877,"saka_samvatsara":"Manmatha","bengali_samvat":1362,"malayalam_era":1131,"nanakshahi_year":486,"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 Navamī · Vikram 2012 Kīlaka · Śaka 1877 Manmatha"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī + Punarvasu","url":"/day/-1626101-04-03","relevance":1}]},"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 1, 1955 CE · Thane, Maharashtra · Vidhyamitra","description":"April 1, 1955 CE for Thane, Maharashtra: Śukla Navamī, sūryodaya 06:33, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1955-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1955-04-01","sa":"https://sa.vidhyamitra.com/city/thane/1955-04-01","hi":"https://hi.vidhyamitra.com/city/thane/1955-04-01","x-default":"https://vidhyamitra.com/city/thane/1955-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:17:17.146Z","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":"2026-05-31T23:17:17.146Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:17:17.146Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}