{"id":"vidhyamitra:city-day:thane:1929-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1929-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1929-08-18","date_display":"August 18, 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":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425841.770833,"kali_year":5031,"ahargana":1837376.2708,"sun":{"sidereal_longitude":121.2755,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":273.7417,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.4662,"elapsed_within_tithi_degrees":8.4662},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":273.7417,"elapsed_within_degrees":7.075},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.0172},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425841.770833,"ahargana":1837376.2708,"kali_year":5031,"ayanamsa_lahiri":22.8699,"grahas":{"sun":{"sidereal_longitude":121.73576300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":275.115763,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-4.1348},"mars":{"sidereal_longitude":155.652563,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":139.34626300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":51.036463000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":82.558763,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":241.473563,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":26.9631,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":206.9631,"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":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425841.770833,"kali_year":5031,"ahargana":1837376.2708,"sun":{"sidereal_longitude":121.2755,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":273.7417,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.4662,"elapsed_within_tithi_degrees":8.4662},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":273.7417,"elapsed_within_degrees":7.075},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.0172},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.135,"elongation":152.466},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.135,"opposition_distance":27.534}},"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":"06:19","sunsetLocal":"19:04","solarNoonLocal":"12:42","dayLengthHours":12.75252417889427,"dayLengthDisplay":"12 Hours 45 Mins 09 Secs","nightLengthDisplay":"11 Hours 14 Mins 51 Secs","moonriseLocal":"17:23","moonsetLocal":"04:28","rahuKala":{"name":"Rāhu Kāla","start":"17:29","end":"19:04","startHours":17.475790862433858,"endHours":19.069856384795642,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:42","end":"14:17","startHours":12.693594295348507,"endHours":14.287659817710292,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:53","end":"17:29","startHours":15.881725340072075,"endHours":17.475790862433858,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:18","end":"09:43","startHours":9.292921180976702,"endHours":9.718005320273178,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.848687380021968,"endHours":7.188754691459148,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"13:07","startHours":12.268510156052033,"endHours":13.118678434644982,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:37","end":"05:28","startHours":4.61699564871547,"endHours":5.467163927308421,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:19","startHours":5.254621857660184,"endHours":6.317332205901373,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:49","end":"15:40","startHours":14.819014991830885,"endHours":15.669183270423837,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:52","end":"19:16","startHours":18.869856384795643,"endHours":19.26985638479564,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:04","end":"19:36","startHours":19.069856384795642,"endHours":19.601211558916237,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:49","end":"20:34","startHours":18.819856384795642,"endHours":20.569856384795642,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"01:07","startHours":24.26851015605203,"endHours":25.118678434644984,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:19","end":"07:55","startHours":6.317332205901373,"endHours":7.9113977282631565,"quality":"inauspicious"},{"name":"Chala","start":"07:55","end":"09:30","startHours":7.9113977282631565,"endHours":9.50546325062494,"quality":"neutral"},{"name":"Labha","start":"09:30","end":"11:06","startHours":9.50546325062494,"endHours":11.099528772986723,"quality":"auspicious"},{"name":"Amṛta","start":"11:06","end":"12:42","startHours":11.099528772986723,"endHours":12.693594295348507,"quality":"auspicious"},{"name":"Kāla","start":"12:42","end":"14:17","startHours":12.693594295348507,"endHours":14.287659817710292,"quality":"inauspicious"},{"name":"Śubha","start":"14:17","end":"15:53","startHours":14.287659817710292,"endHours":15.881725340072075,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:29","startHours":15.881725340072075,"endHours":17.475790862433858,"quality":"inauspicious"},{"name":"Udveg","start":"17:29","end":"19:04","startHours":17.475790862433858,"endHours":19.069856384795642,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:04","end":"20:29","startHours":19.069856384795642,"endHours":20.475790862433858,"quality":"auspicious"},{"name":"Roga","start":"20:29","end":"21:53","startHours":20.475790862433858,"endHours":21.881725340072073,"quality":"inauspicious"},{"name":"Udveg","start":"21:53","end":"23:17","startHours":21.881725340072073,"endHours":23.287659817710292,"quality":"inauspicious"},{"name":"Chala","start":"23:17","end":"00:42","startHours":23.287659817710292,"endHours":24.693594295348507,"quality":"neutral"},{"name":"Labha","start":"00:42","end":"02:06","startHours":24.693594295348507,"endHours":26.099528772986723,"quality":"auspicious"},{"name":"Amṛta","start":"02:06","end":"03:30","startHours":26.099528772986723,"endHours":27.505463250624942,"quality":"auspicious"},{"name":"Kāla","start":"03:30","end":"04:55","startHours":27.505463250624942,"endHours":28.911397728263157,"quality":"inauspicious"},{"name":"Śubha","start":"04:55","end":"06:19","startHours":28.911397728263157,"endHours":30.317332205901373,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.317332205901373,"endHours":7.317332205901373,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.317332205901373,"endHours":8.317332205901373,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.317332205901373,"endHours":9.317332205901373,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.317332205901373,"endHours":10.317332205901373,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.317332205901373,"endHours":11.317332205901373,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.317332205901373,"endHours":12.317332205901373,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.317332205901373,"endHours":13.317332205901373,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.317332205901373,"endHours":14.317332205901373,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.317332205901373,"endHours":15.317332205901373,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.317332205901373,"endHours":16.317332205901373,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.317332205901373,"endHours":17.317332205901373,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.317332205901373,"endHours":18.317332205901373,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.317332205901373,"endHours":19.317332205901373,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.317332205901373,"endHours":20.317332205901373,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.317332205901373,"endHours":21.317332205901373,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.317332205901373,"endHours":22.317332205901373,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.317332205901373,"endHours":23.317332205901373,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.317332205901373,"endHours":24.317332205901373,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.317332205901373,"endHours":25.317332205901373,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.317332205901373,"endHours":26.317332205901373,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.317332205901373,"endHours":27.317332205901373,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.317332205901373,"endHours":28.317332205901373,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.317332205901373,"endHours":29.317332205901373,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.317332205901373,"endHours":30.317332205901373,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.31867256173506,"eotMinutes":-3.5280577209103767,"ayanamsa":22.8699}},"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":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Trayodaśī · Vikram 1986 Citrabhānu · Śaka 1851 Śukla"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 August 18, 1929 CE · Thane, Maharashtra · Vidhyamitra","description":"August 18, 1929 CE for Thane, Maharashtra: Śukla Trayodaśī, sūryodaya 06:19, sūryāsta 19:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1929-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1929-08-18","sa":"https://sa.vidhyamitra.com/city/thane/1929-08-18","hi":"https://hi.vidhyamitra.com/city/thane/1929-08-18","x-default":"https://vidhyamitra.com/city/thane/1929-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:40:38.927Z","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":"2026-06-01T21:40:38.927Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:40:38.927Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}