{"id":"vidhyamitra:city-day:thane:1840-04-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1840-04-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1840-04-07","date_display":"April 7, 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":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393202.770833,"kali_year":4941,"ahargana":1804737.2708,"sun":{"sidereal_longitude":356.1846,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":54.0908,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.9062,"elapsed_within_tithi_degrees":9.9062},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.0908,"elapsed_within_degrees":0.7574},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.2754},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":1840,"month":4,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2393202.770833,"ahargana":1804737.2708,"kali_year":4941,"ayanamsa_lahiri":21.6216,"grahas":{"sun":{"sidereal_longitude":355.667312,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":56.36281200000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":4.4587},"mars":{"sidereal_longitude":4.411512000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":359.633812,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":207.39741200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":329.3292120000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":242.05341199999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":316.3344,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":136.3344,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"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":4,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393202.770833,"kali_year":4941,"ahargana":1804737.2708,"sun":{"sidereal_longitude":356.1846,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":54.0908,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.9062,"elapsed_within_tithi_degrees":9.9062},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.0908,"elapsed_within_degrees":0.7574},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":50.2754},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.459,"elongation":57.906},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.459,"opposition_distance":122.094}},"eclipse_window_40days":[{"offset_days":-20,"type":"lunar","occurs":true,"moon_latitude":-1.469,"opposition_distance":0.002}]},"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":"06:28","sunsetLocal":"18:54","solarNoonLocal":"12:41","dayLengthHours":12.435686839200947,"dayLengthDisplay":"12 Hours 26 Mins 08 Secs","nightLengthDisplay":"11 Hours 33 Mins 52 Secs","moonriseLocal":"10:07","moonsetLocal":"23:20","rahuKala":{"name":"Rāhu Kāla","start":"15:47","end":"17:20","startHours":15.785181918880786,"endHours":17.339642773780906,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:34","end":"11:07","startHours":9.567338499280313,"endHours":11.121799354180432,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:41","end":"14:14","startHours":12.67626020908055,"endHours":14.230721063980667,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:46","startHours":9.360077051960296,"endHours":9.774599946600329,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:59","end":"07:18","startHours":6.976570407780115,"endHours":7.30818872349214,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"13:05","startHours":12.261737314440518,"endHours":13.09078310372058,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:48","end":"05:38","startHours":4.800325210919949,"endHours":5.629371000200012,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:28","startHours":5.422109552879997,"endHours":6.458416789480076,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:35","startHours":14.748874682280707,"endHours":15.57792047156077,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.694103628681024,"endHours":19.094103628681022,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:25","startHours":18.894103628681023,"endHours":19.412257246981063,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.644103628681023,"endHours":20.394103628681023,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"01:05","startHours":24.261737314440516,"endHours":25.090783103720582,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:28","end":"08:01","startHours":6.458416789480076,"endHours":8.012877644380193,"quality":"inauspicious"},{"name":"Udveg","start":"08:01","end":"09:34","startHours":8.012877644380193,"endHours":9.567338499280313,"quality":"inauspicious"},{"name":"Chala","start":"09:34","end":"11:07","startHours":9.567338499280313,"endHours":11.121799354180432,"quality":"neutral"},{"name":"Labha","start":"11:07","end":"12:41","startHours":11.121799354180432,"endHours":12.67626020908055,"quality":"auspicious"},{"name":"Amṛta","start":"12:41","end":"14:14","startHours":12.67626020908055,"endHours":14.230721063980667,"quality":"auspicious"},{"name":"Kāla","start":"14:14","end":"15:47","startHours":14.230721063980667,"endHours":15.785181918880786,"quality":"inauspicious"},{"name":"Śubha","start":"15:47","end":"17:20","startHours":15.785181918880786,"endHours":17.339642773780906,"quality":"auspicious"},{"name":"Roga","start":"17:20","end":"18:54","startHours":17.339642773780906,"endHours":18.894103628681023,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:54","end":"20:20","startHours":18.894103628681023,"endHours":20.339642773780906,"quality":"inauspicious"},{"name":"Śubha","start":"20:20","end":"21:47","startHours":20.339642773780906,"endHours":21.785181918880788,"quality":"auspicious"},{"name":"Roga","start":"21:47","end":"23:14","startHours":21.785181918880788,"endHours":23.230721063980667,"quality":"inauspicious"},{"name":"Udveg","start":"23:14","end":"00:41","startHours":23.230721063980667,"endHours":24.67626020908055,"quality":"inauspicious"},{"name":"Chala","start":"00:41","end":"02:07","startHours":24.67626020908055,"endHours":26.121799354180432,"quality":"neutral"},{"name":"Labha","start":"02:07","end":"03:34","startHours":26.121799354180432,"endHours":27.56733849928031,"quality":"auspicious"},{"name":"Amṛta","start":"03:34","end":"05:01","startHours":27.56733849928031,"endHours":29.012877644380193,"quality":"auspicious"},{"name":"Kāla","start":"05:01","end":"06:28","startHours":29.012877644380193,"endHours":30.458416789480076,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.458416789480076,"endHours":7.458416789480076,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.458416789480076,"endHours":8.458416789480076,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.458416789480076,"endHours":9.458416789480076,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.458416789480076,"endHours":10.458416789480076,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.458416789480076,"endHours":11.458416789480076,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.458416789480076,"endHours":12.458416789480076,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.458416789480076,"endHours":13.458416789480076,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.458416789480076,"endHours":14.458416789480076,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.458416789480076,"endHours":15.458416789480076,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.458416789480076,"endHours":16.458416789480076,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.458416789480076,"endHours":17.458416789480076,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.458416789480076,"endHours":18.458416789480076,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.458416789480076,"endHours":19.458416789480076,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.458416789480076,"endHours":20.458416789480076,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.458416789480076,"endHours":21.458416789480076,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.458416789480076,"endHours":22.458416789480076,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.458416789480076,"endHours":23.458416789480076,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.458416789480076,"endHours":24.458416789480076,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.458416789480076,"endHours":25.458416789480076,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.458416789480076,"endHours":26.458416789480076,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.458416789480076,"endHours":27.458416789480076,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.458416789480076,"endHours":28.458416789480076,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.458416789480076,"endHours":29.458416789480076,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.458416789480076,"endHours":30.458416789480076,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"Mānasa","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":6.788354907313017,"eotMinutes":-2.4880125448329173,"ayanamsa":21.6216}},"calendars":{"vikram_samvat":1897,"vikram_samvatsara":"Pramādī","saka_samvat":1762,"saka_samvatsara":"Śārvarī","bengali_samvat":1247,"malayalam_era":1016,"nanakshahi_year":371,"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 Pañcamī · Vikram 1897 Pramādī · Śaka 1762 Śārvarī"},"festivals":[{"id":"ramanuja-jayanti","name":"Rāmānujācārya Jayantī","name_sanskrit":"रामानुजाचार्य जयन्ती","tradition":"Vaishnava","associated_deity":"Rāmānujācārya (Viśiṣṭādvaita)","significance":"Birth of Rāmānujācārya; Viśiṣṭādvaita-pratiṣṭhāpaka. Caitra Śukla 5.","vrata":false,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":3}],"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":[]},"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 7, 1840 CE · Thane, Maharashtra · Vidhyamitra","description":"April 7, 1840 CE for Thane, Maharashtra: Śukla Pañcamī, sūryodaya 06:28, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1840-04-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1840-04-07","sa":"https://sa.vidhyamitra.com/city/thane/1840-04-07","hi":"https://hi.vidhyamitra.com/city/thane/1840-04-07","x-default":"https://vidhyamitra.com/city/thane/1840-04-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T09:42:12.786Z","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":"2026-06-03T09:42:12.786Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T09:42:12.786Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}