{"id":"vidhyamitra:city-day:thane:1929-08-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1929-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1929-08-13","date_display":"August 13, 1929 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":1929,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425836.770833,"kali_year":5031,"ahargana":1837371.2708,"sun":{"sidereal_longitude":116.4947,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.4775,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.9828,"elapsed_within_tithi_degrees":0.9828},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.4775,"elapsed_within_degrees":0.1442},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.9722},"karana":{"half_tithi_index":16,"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":1929,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425836.770833,"ahargana":1837371.2708,"kali_year":5031,"ayanamsa_lahiri":22.8698,"grahas":{"sun":{"sidereal_longitude":116.93055400000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":215.64295400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-0.4894},"mars":{"sidereal_longitude":152.48495400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":130.676554,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":50.319654000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":76.86165399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":241.58265400000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":27.228,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":207.228,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1929,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425836.770833,"kali_year":5031,"ahargana":1837371.2708,"sun":{"sidereal_longitude":116.4947,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.4775,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.9828,"elapsed_within_tithi_degrees":0.9828},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.4775,"elapsed_within_degrees":0.1442},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.9722},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.489,"elongation":96.983},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.489,"opposition_distance":83.017}},"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":"06:18","sunsetLocal":"19:08","solarNoonLocal":"12:43","dayLengthHours":12.830695027646845,"dayLengthDisplay":"12 Hours 49 Mins 51 Secs","nightLengthDisplay":"11 Hours 10 Mins 09 Secs","moonriseLocal":"13:44","moonsetLocal":"00:51","rahuKala":{"name":"Rāhu Kāla","start":"15:55","end":"17:31","startHours":15.918492435881971,"endHours":17.522329314337828,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:30","end":"11:06","startHours":9.50314492205855,"endHours":11.106981800514404,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:43","end":"14:19","startHours":12.71081867897026,"endHours":14.314655557426116,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:43","startHours":9.289300004931102,"endHours":9.716989839185995,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:50","end":"07:10","startHours":6.830083457965456,"endHours":7.172235325369372,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"13:08","startHours":12.283128844715364,"endHours":13.138508513225155,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:35","end":"05:26","startHours":4.584711828127258,"endHours":5.440091496637048,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:18","startHours":5.226246579509601,"endHours":6.295471165146838,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:51","end":"15:42","startHours":14.849267850244734,"endHours":15.704647518754523,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:56","end":"19:20","startHours":18.926166192793684,"endHours":19.326166192793682,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:08","end":"19:40","startHours":19.126166192793683,"endHours":19.6607784856123,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:53","end":"20:38","startHours":18.876166192793683,"endHours":20.626166192793683,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"01:08","startHours":24.283128844715364,"endHours":25.138508513225155,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:18","end":"07:54","startHours":6.295471165146838,"endHours":7.8993080436026935,"quality":"inauspicious"},{"name":"Udveg","start":"07:54","end":"09:30","startHours":7.8993080436026935,"endHours":9.50314492205855,"quality":"inauspicious"},{"name":"Chala","start":"09:30","end":"11:06","startHours":9.50314492205855,"endHours":11.106981800514404,"quality":"neutral"},{"name":"Labha","start":"11:06","end":"12:43","startHours":11.106981800514404,"endHours":12.71081867897026,"quality":"auspicious"},{"name":"Amṛta","start":"12:43","end":"14:19","startHours":12.71081867897026,"endHours":14.314655557426116,"quality":"auspicious"},{"name":"Kāla","start":"14:19","end":"15:55","startHours":14.314655557426116,"endHours":15.918492435881971,"quality":"inauspicious"},{"name":"Śubha","start":"15:55","end":"17:31","startHours":15.918492435881971,"endHours":17.522329314337828,"quality":"auspicious"},{"name":"Roga","start":"17:31","end":"19:08","startHours":17.522329314337828,"endHours":19.126166192793683,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:08","end":"20:31","startHours":19.126166192793683,"endHours":20.522329314337828,"quality":"inauspicious"},{"name":"Śubha","start":"20:31","end":"21:55","startHours":20.522329314337828,"endHours":21.918492435881973,"quality":"auspicious"},{"name":"Roga","start":"21:55","end":"23:19","startHours":21.918492435881973,"endHours":23.314655557426114,"quality":"inauspicious"},{"name":"Udveg","start":"23:19","end":"00:43","startHours":23.314655557426114,"endHours":24.71081867897026,"quality":"inauspicious"},{"name":"Chala","start":"00:43","end":"02:06","startHours":24.71081867897026,"endHours":26.106981800514404,"quality":"neutral"},{"name":"Labha","start":"02:06","end":"03:30","startHours":26.106981800514404,"endHours":27.50314492205855,"quality":"auspicious"},{"name":"Amṛta","start":"03:30","end":"04:54","startHours":27.50314492205855,"endHours":28.899308043602694,"quality":"auspicious"},{"name":"Kāla","start":"04:54","end":"06:18","startHours":28.899308043602694,"endHours":30.295471165146836,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.295471165146838,"endHours":7.295471165146838,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.295471165146838,"endHours":8.295471165146838,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.295471165146838,"endHours":9.295471165146838,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.295471165146838,"endHours":10.295471165146838,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.295471165146838,"endHours":11.295471165146838,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.295471165146838,"endHours":12.295471165146838,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.295471165146838,"endHours":13.295471165146838,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.295471165146838,"endHours":14.295471165146838,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.295471165146838,"endHours":15.295471165146838,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.295471165146838,"endHours":16.295471165146836,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.295471165146836,"endHours":17.295471165146836,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.295471165146836,"endHours":18.295471165146836,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.295471165146836,"endHours":19.295471165146836,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.295471165146836,"endHours":20.295471165146836,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.295471165146836,"endHours":21.295471165146836,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.295471165146836,"endHours":22.295471165146836,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.295471165146836,"endHours":23.295471165146836,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.295471165146836,"endHours":24.295471165146836,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.295471165146836,"endHours":25.295471165146836,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.295471165146836,"endHours":26.295471165146836,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.295471165146836,"endHours":27.295471165146836,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.295471165146836,"endHours":28.295471165146836,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.295471165146836,"endHours":29.295471165146836,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.295471165146836,"endHours":30.295471165146836,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.875384755084397,"eotMinutes":-4.561520738215509,"ayanamsa":22.8698}},"calendars":{"vikram_samvat":1986,"vikram_samvatsara":"Citrabhānu","saka_samvat":1851,"saka_samvatsara":"Śukla","bengali_samvat":1336,"malayalam_era":1105,"nanakshahi_year":460,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Navamī · Vikram 1986 Citrabhānu · Śaka 1851 Śukla"},"festivals":[],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 August 13, 1929 CE · Thane, Maharashtra · Vidhyamitra","description":"August 13, 1929 CE for Thane, Maharashtra: Śukla Navamī, sūryodaya 06:18, sūryāsta 19:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1929-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1929-08-13","sa":"https://sa.vidhyamitra.com/city/thane/1929-08-13","hi":"https://hi.vidhyamitra.com/city/thane/1929-08-13","x-default":"https://vidhyamitra.com/city/thane/1929-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T10:47:24.653Z","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":"2026-06-01T10:47:24.653Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T10:47:24.653Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}