{"id":"vidhyamitra:city-day:thane:2041-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2041-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2041-05-13","date_display":"May 13, 2041 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":2041,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466652.770833,"kali_year":5143,"ahargana":1878187.2708,"sun":{"sidereal_longitude":28.1447,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":171.5206,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.3759,"elapsed_within_tithi_degrees":11.3759},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5206,"elapsed_within_degrees":11.5206},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.6653},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2041,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2466652.770833,"ahargana":1878187.2708,"kali_year":5143,"ayanamsa_lahiri":24.4308,"grahas":{"sun":{"sidereal_longitude":28.245681999999988,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":172.39268199999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":2.4543},"mars":{"sidereal_longitude":354.629282,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":49.28148199999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":178.98938199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":342.596382,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":173.61738200000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":24.5999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":204.5999,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2041,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466652.770833,"kali_year":5143,"ahargana":1878187.2708,"sun":{"sidereal_longitude":28.1447,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":171.5206,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.3759,"elapsed_within_tithi_degrees":11.3759},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5206,"elapsed_within_degrees":11.5206},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.6653},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.454,"elongation":143.376},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.454,"opposition_distance":36.624}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":-0.457,"opposition_distance":0.75}]},"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":"19:05","solarNoonLocal":"12:34","dayLengthHours":13.014838018148852,"dayLengthDisplay":"13 Hours 00 Mins 53 Secs","nightLengthDisplay":"10 Hours 59 Mins 07 Secs","moonriseLocal":"16:18","moonsetLocal":"04:04","rahuKala":{"name":"Rāhu Kāla","start":"07:42","end":"09:19","startHours":7.691671764134908,"endHours":9.318526516403514,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:57","end":"12:34","startHours":10.945381268672122,"endHours":12.572236020940728,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:12","end":"15:50","startHours":14.199090773209335,"endHours":15.825945525477941,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:32","startHours":9.101612549434368,"endHours":9.535440483372662,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:57","startHours":6.60710192928917,"endHours":6.954164276439807,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"13:00","startHours":12.138408087002432,"endHours":13.006063954879021,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:12","startHours":4.329505276113121,"endHours":5.197161143989711,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:04","startHours":4.980247177020564,"endHours":6.064817011866301,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:37","startHours":14.741375690632202,"endHours":15.609031558508791,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:53","end":"19:17","startHours":18.879655030015154,"endHours":19.279655030015153,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:05","end":"19:37","startHours":19.079655030015154,"endHours":19.621939947438023,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:50","end":"20:35","startHours":18.829655030015154,"endHours":20.579655030015154,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"01:00","startHours":24.138408087002432,"endHours":25.006063954879025,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:04","end":"07:42","startHours":6.064817011866301,"endHours":7.691671764134908,"quality":"auspicious"},{"name":"Kāla","start":"07:42","end":"09:19","startHours":7.691671764134908,"endHours":9.318526516403514,"quality":"inauspicious"},{"name":"Śubha","start":"09:19","end":"10:57","startHours":9.318526516403514,"endHours":10.945381268672122,"quality":"auspicious"},{"name":"Roga","start":"10:57","end":"12:34","startHours":10.945381268672122,"endHours":12.572236020940728,"quality":"inauspicious"},{"name":"Udveg","start":"12:34","end":"14:12","startHours":12.572236020940728,"endHours":14.199090773209335,"quality":"inauspicious"},{"name":"Chala","start":"14:12","end":"15:50","startHours":14.199090773209335,"endHours":15.825945525477941,"quality":"neutral"},{"name":"Labha","start":"15:50","end":"17:27","startHours":15.825945525477941,"endHours":17.452800277746547,"quality":"auspicious"},{"name":"Amṛta","start":"17:27","end":"19:05","startHours":17.452800277746547,"endHours":19.079655030015154,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:05","end":"20:27","startHours":19.079655030015154,"endHours":20.452800277746547,"quality":"neutral"},{"name":"Labha","start":"20:27","end":"21:50","startHours":20.452800277746547,"endHours":21.82594552547794,"quality":"auspicious"},{"name":"Amṛta","start":"21:50","end":"23:12","startHours":21.82594552547794,"endHours":23.199090773209335,"quality":"auspicious"},{"name":"Kāla","start":"23:12","end":"00:34","startHours":23.199090773209335,"endHours":24.57223602094073,"quality":"inauspicious"},{"name":"Śubha","start":"00:34","end":"01:57","startHours":24.57223602094073,"endHours":25.945381268672122,"quality":"auspicious"},{"name":"Roga","start":"01:57","end":"03:19","startHours":25.945381268672122,"endHours":27.318526516403516,"quality":"inauspicious"},{"name":"Udveg","start":"03:19","end":"04:42","startHours":27.318526516403516,"endHours":28.69167176413491,"quality":"inauspicious"},{"name":"Chala","start":"04:42","end":"06:04","startHours":28.69167176413491,"endHours":30.064817011866303,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.064817011866301,"endHours":7.064817011866301,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.064817011866301,"endHours":8.064817011866301,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.064817011866301,"endHours":9.064817011866301,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.064817011866301,"endHours":10.064817011866301,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.064817011866301,"endHours":11.064817011866301,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.064817011866301,"endHours":12.064817011866301,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.064817011866301,"endHours":13.064817011866301,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.064817011866301,"endHours":14.064817011866301,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.064817011866301,"endHours":15.064817011866301,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.064817011866301,"endHours":16.064817011866303,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.064817011866303,"endHours":17.064817011866303,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.064817011866303,"endHours":18.064817011866303,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.064817011866303,"endHours":19.064817011866303,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.064817011866303,"endHours":20.064817011866303,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.064817011866303,"endHours":21.064817011866303,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.064817011866303,"endHours":22.064817011866303,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.064817011866303,"endHours":23.064817011866303,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.064817011866303,"endHours":24.064817011866303,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.064817011866303,"endHours":25.064817011866303,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.064817011866303,"endHours":26.064817011866303,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.064817011866303,"endHours":27.064817011866303,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.064817011866303,"endHours":28.064817011866303,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.064817011866303,"endHours":29.064817011866303,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.064817011866303,"endHours":30.064817011866303,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.438506219411323,"eotMinutes":3.7534387435564067,"ayanamsa":24.4308}},"calendars":{"vikram_samvat":2098,"vikram_samvatsara":"Bhāva","saka_samvat":1963,"saka_samvatsara":"Durmati","bengali_samvat":1448,"malayalam_era":1217,"nanakshahi_year":572,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Dvādaśī · Vikram 2098 Bhāva · Śaka 1963 Durmati"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"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, 2041 CE · Thane, Maharashtra · Vidhyamitra","description":"May 13, 2041 CE for Thane, Maharashtra: Śukla Dvādaśī, sūryodaya 06:04, sūryāsta 19:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2041-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2041-05-13","sa":"https://sa.vidhyamitra.com/city/thane/2041-05-13","hi":"https://hi.vidhyamitra.com/city/thane/2041-05-13","x-default":"https://vidhyamitra.com/city/thane/2041-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T15:59:49.154Z","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":"2026-05-15T15:59:49.154Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T15:59:49.154Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}