{"id":"vidhyamitra:city-day:thane:1840-01-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1840-01-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1840-01-15","date_display":"January 15, 1840 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":1840,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393119.770833,"kali_year":4941,"ahargana":1804654.2708,"sun":{"sidereal_longitude":272.6805,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":41.0625,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.382,"elapsed_within_tithi_degrees":8.382},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.0625,"elapsed_within_degrees":1.0625},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.743},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1840,"month":1,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2393119.770833,"ahargana":1804654.2708,"kali_year":4941,"ayanamsa_lahiri":21.6185,"grahas":{"sun":{"sidereal_longitude":272.404984,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":38.31178399999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":4.4359},"mars":{"sidereal_longitude":299.961084,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":252.020484,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":205.51848399999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":229.91868399999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":237.64708399999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":320.7321,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":140.7321,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1840,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393119.770833,"kali_year":4941,"ahargana":1804654.2708,"sun":{"sidereal_longitude":272.6805,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":41.0625,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.382,"elapsed_within_tithi_degrees":8.382},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.0625,"elapsed_within_degrees":1.0625},"yoga":{"number":24,"name":"Śukla","sum_longitude":313.743},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.436,"elongation":128.382},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.436,"opposition_distance":51.618}},"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":"07:15","sunsetLocal":"18:20","solarNoonLocal":"12:47","dayLengthHours":11.085677650267904,"dayLengthDisplay":"11 Hours 05 Mins 08 Secs","nightLengthDisplay":"12 Hours 54 Mins 52 Secs","moonriseLocal":"14:39","moonsetLocal":"03:43","rahuKala":{"name":"Rāhu Kāla","start":"12:47","end":"14:11","startHours":12.790625824102221,"endHours":14.17633553038571,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:38","end":"10:01","startHours":8.633496705251758,"endHours":10.019206411535247,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:24","end":"12:47","startHours":11.404916117818734,"endHours":12.790625824102221,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:12","startHours":9.834445117364115,"endHours":10.20396770570638,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:00","startHours":7.7096902343961,"endHours":8.00530830506991,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:25","end":"13:10","startHours":12.421103235759958,"endHours":13.160148412444485,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:31","startHours":5.7696966455992165,"endHours":6.508741822283744,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:15","startHours":6.323980528112612,"endHours":7.24778699896827,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:23","startHours":14.63823876581354,"endHours":15.377283942498067,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:08","end":"18:32","startHours":18.133464649236174,"endHours":18.533464649236173,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:20","end":"18:48","startHours":18.333464649236173,"endHours":18.795367884664003,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:05","end":"19:50","startHours":18.083464649236173,"endHours":19.833464649236173,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:25","end":"01:10","startHours":24.421103235759958,"endHours":25.160148412444485,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:15","end":"08:38","startHours":7.24778699896827,"endHours":8.633496705251758,"quality":"auspicious"},{"name":"Amṛta","start":"08:38","end":"10:01","startHours":8.633496705251758,"endHours":10.019206411535247,"quality":"auspicious"},{"name":"Kāla","start":"10:01","end":"11:24","startHours":10.019206411535247,"endHours":11.404916117818734,"quality":"inauspicious"},{"name":"Śubha","start":"11:24","end":"12:47","startHours":11.404916117818734,"endHours":12.790625824102221,"quality":"auspicious"},{"name":"Roga","start":"12:47","end":"14:11","startHours":12.790625824102221,"endHours":14.17633553038571,"quality":"inauspicious"},{"name":"Udveg","start":"14:11","end":"15:34","startHours":14.17633553038571,"endHours":15.5620452366692,"quality":"inauspicious"},{"name":"Chala","start":"15:34","end":"16:57","startHours":15.5620452366692,"endHours":16.947754942952685,"quality":"neutral"},{"name":"Labha","start":"16:57","end":"18:20","startHours":16.947754942952685,"endHours":18.333464649236173,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:20","end":"19:57","startHours":18.333464649236173,"endHours":19.947754942952685,"quality":"inauspicious"},{"name":"Chala","start":"19:57","end":"21:34","startHours":19.947754942952685,"endHours":21.5620452366692,"quality":"neutral"},{"name":"Labha","start":"21:34","end":"23:11","startHours":21.5620452366692,"endHours":23.17633553038571,"quality":"auspicious"},{"name":"Amṛta","start":"23:11","end":"00:47","startHours":23.17633553038571,"endHours":24.79062582410222,"quality":"auspicious"},{"name":"Kāla","start":"00:47","end":"02:24","startHours":24.79062582410222,"endHours":26.404916117818733,"quality":"inauspicious"},{"name":"Śubha","start":"02:24","end":"04:01","startHours":26.404916117818733,"endHours":28.019206411535244,"quality":"auspicious"},{"name":"Roga","start":"04:01","end":"05:38","startHours":28.019206411535244,"endHours":29.63349670525176,"quality":"inauspicious"},{"name":"Udveg","start":"05:38","end":"07:15","startHours":29.63349670525176,"endHours":31.24778699896827,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.24778699896827,"endHours":8.24778699896827,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.24778699896827,"endHours":9.24778699896827,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.24778699896827,"endHours":10.24778699896827,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.24778699896827,"endHours":11.24778699896827,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.24778699896827,"endHours":12.24778699896827,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.24778699896827,"endHours":13.24778699896827,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.24778699896827,"endHours":14.24778699896827,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.24778699896827,"endHours":15.24778699896827,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.24778699896827,"endHours":16.24778699896827,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.24778699896827,"endHours":17.24778699896827,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.24778699896827,"endHours":18.24778699896827,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.24778699896827,"endHours":19.24778699896827,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.24778699896827,"endHours":20.24778699896827,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.24778699896827,"endHours":21.24778699896827,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.24778699896827,"endHours":22.24778699896827,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.24778699896827,"endHours":23.24778699896827,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.24778699896827,"endHours":24.24778699896827,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.24778699896827,"endHours":25.24778699896827,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.24778699896827,"endHours":26.24778699896827,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.24778699896827,"endHours":27.24778699896827,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.24778699896827,"endHours":28.24778699896827,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.24778699896827,"endHours":29.24778699896827,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.24778699896827,"endHours":30.24778699896827,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.24778699896827,"endHours":31.24778699896827,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.301790551291614,"eotMinutes":-9.349949446133257,"ayanamsa":21.6185}},"calendars":{"vikram_samvat":1897,"vikram_samvatsara":"Pramādī","saka_samvat":1762,"saka_samvatsara":"Śārvarī","bengali_samvat":1247,"malayalam_era":1016,"nanakshahi_year":371,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ekādaśī · Vikram 1897 Pramādī · Śaka 1762 Śārvarī"},"festivals":[{"id":"putrada-ekadashi","name":"Pauṣa Putradā Ekādaśī","name_sanskrit":"पौष पुत्रदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Ekādaśī granting putra-prāpti.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 January 15, 1840 CE · Thane, Maharashtra · Vidhyamitra","description":"January 15, 1840 CE for Thane, Maharashtra: Śukla Ekādaśī, sūryodaya 07:15, sūryāsta 18:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1840-01-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1840-01-15","sa":"https://sa.vidhyamitra.com/city/thane/1840-01-15","hi":"https://hi.vidhyamitra.com/city/thane/1840-01-15","x-default":"https://vidhyamitra.com/city/thane/1840-01-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T10:52:18.592Z","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":"2026-06-03T10:52:18.592Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T10:52:18.592Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}