{"id":"vidhyamitra:city-day:thane:1847-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1847-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1847-05-13","date_display":"May 13, 1847 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":1847,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2395794.770833,"kali_year":4949,"ahargana":1807329.2708,"sun":{"sidereal_longitude":30.2532,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":10.7908,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":340.5376,"elapsed_within_tithi_degrees":4.5376},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.7908,"elapsed_within_degrees":10.7908},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.044},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1847,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2395794.770833,"ahargana":1807329.2708,"kali_year":4949,"ayanamsa_lahiri":21.7208,"grahas":{"sun":{"sidereal_longitude":29.910679000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":8.415679000000011,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-0.9188},"mars":{"sidereal_longitude":315.931779,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":9.47587900000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":60.34677899999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":67.006279,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":321.710779,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":178.9978,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":358.9978,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1847,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2395794.770833,"kali_year":4949,"ahargana":1807329.2708,"sun":{"sidereal_longitude":30.2532,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":10.7908,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":340.5376,"elapsed_within_tithi_degrees":4.5376},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.7908,"elapsed_within_degrees":10.7908},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.044},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.919,"elongation":19.462},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.919,"opposition_distance":160.538}},"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":"06:04","sunsetLocal":"19:04","solarNoonLocal":"12:34","dayLengthHours":13.00067260270534,"dayLengthDisplay":"13 Hours 00 Mins 02 Secs","nightLengthDisplay":"10 Hours 59 Mins 58 Secs","moonriseLocal":"04:50","moonsetLocal":"17:27","rahuKala":{"name":"Rāhu Kāla","start":"14:12","end":"15:49","startHours":14.197320096278894,"endHours":15.822404171617062,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:04","end":"07:42","startHours":6.071899719588056,"endHours":7.696983794926224,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:19","end":"10:57","startHours":9.32206787026439,"endHours":10.94715194560256,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:32","startHours":9.105389993552635,"endHours":9.538745746976147,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:58","startHours":6.613594411367445,"endHours":6.960279014106254,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"13:00","startHours":12.138880267517216,"endHours":13.005591774364238,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:12","startHours":4.338476705894011,"endHours":5.205188212741033,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:04","startHours":4.988510336029277,"endHours":6.071899719588056,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:36","startHours":14.739014788058284,"endHours":15.605726294905308,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:52","end":"19:16","startHours":18.872572322293397,"endHours":19.272572322293396,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:04","end":"19:37","startHours":19.072572322293396,"endHours":19.614267014072787,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:49","end":"20:34","startHours":18.822572322293396,"endHours":20.572572322293396,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"01:00","startHours":24.138880267517216,"endHours":25.00559177436424,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:04","end":"07:42","startHours":6.071899719588056,"endHours":7.696983794926224,"quality":"auspicious"},{"name":"Roga","start":"07:42","end":"09:19","startHours":7.696983794926224,"endHours":9.32206787026439,"quality":"inauspicious"},{"name":"Udveg","start":"09:19","end":"10:57","startHours":9.32206787026439,"endHours":10.94715194560256,"quality":"inauspicious"},{"name":"Chala","start":"10:57","end":"12:34","startHours":10.94715194560256,"endHours":12.572236020940725,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"14:12","startHours":12.572236020940725,"endHours":14.197320096278894,"quality":"auspicious"},{"name":"Amṛta","start":"14:12","end":"15:49","startHours":14.197320096278894,"endHours":15.822404171617062,"quality":"auspicious"},{"name":"Kāla","start":"15:49","end":"17:27","startHours":15.822404171617062,"endHours":17.447488246955228,"quality":"inauspicious"},{"name":"Śubha","start":"17:27","end":"19:04","startHours":17.447488246955228,"endHours":19.072572322293396,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:04","end":"20:27","startHours":19.072572322293396,"endHours":20.447488246955228,"quality":"auspicious"},{"name":"Kāla","start":"20:27","end":"21:49","startHours":20.447488246955228,"endHours":21.822404171617062,"quality":"inauspicious"},{"name":"Śubha","start":"21:49","end":"23:12","startHours":21.822404171617062,"endHours":23.197320096278894,"quality":"auspicious"},{"name":"Roga","start":"23:12","end":"00:34","startHours":23.197320096278894,"endHours":24.57223602094073,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"01:57","startHours":24.57223602094073,"endHours":25.94715194560256,"quality":"inauspicious"},{"name":"Chala","start":"01:57","end":"03:19","startHours":25.94715194560256,"endHours":27.32206787026439,"quality":"neutral"},{"name":"Labha","start":"03:19","end":"04:42","startHours":27.32206787026439,"endHours":28.696983794926226,"quality":"auspicious"},{"name":"Amṛta","start":"04:42","end":"06:04","startHours":28.696983794926226,"endHours":30.071899719588057,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.071899719588056,"endHours":7.071899719588056,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.071899719588056,"endHours":8.071899719588057,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.071899719588057,"endHours":9.071899719588057,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.071899719588057,"endHours":10.071899719588057,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.071899719588057,"endHours":11.071899719588057,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.071899719588057,"endHours":12.071899719588057,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.071899719588057,"endHours":13.071899719588057,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.071899719588057,"endHours":14.071899719588057,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.071899719588057,"endHours":15.071899719588057,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.071899719588057,"endHours":16.071899719588057,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.071899719588057,"endHours":17.071899719588057,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.071899719588057,"endHours":18.071899719588057,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.071899719588057,"endHours":19.071899719588057,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.071899719588057,"endHours":20.071899719588057,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.071899719588057,"endHours":21.071899719588057,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.071899719588057,"endHours":22.071899719588057,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.071899719588057,"endHours":23.071899719588057,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.071899719588057,"endHours":24.071899719588057,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.071899719588057,"endHours":25.071899719588057,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.071899719588057,"endHours":26.071899719588057,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.071899719588057,"endHours":27.071899719588057,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.071899719588057,"endHours":28.071899719588057,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.071899719588057,"endHours":29.071899719588057,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.071899719588057,"endHours":30.071899719588057,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.169912057254376,"eotMinutes":3.7534387435564067,"ayanamsa":21.7208}},"calendars":{"vikram_samvat":1904,"vikram_samvatsara":"Raudra","saka_samvat":1769,"saka_samvatsara":"Plavaṅga","bengali_samvat":1254,"malayalam_era":1023,"nanakshahi_year":378,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","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":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Caturdaśī · Vikram 1904 Raudra · Śaka 1769 Plavaṅga"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi_ingress":"Vṛṣabha"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 May 13, 1847 CE · Thane, Maharashtra · Vidhyamitra","description":"May 13, 1847 CE for Thane, Maharashtra: Kṛṣṇa Caturdaśī, sūryodaya 06:04, sūryāsta 19:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1847-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1847-05-13","sa":"https://sa.vidhyamitra.com/city/thane/1847-05-13","hi":"https://hi.vidhyamitra.com/city/thane/1847-05-13","x-default":"https://vidhyamitra.com/city/thane/1847-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T23:47:20.565Z","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":"2026-06-02T23:47:20.565Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T23:47:20.565Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}