{"id":"vidhyamitra:city-day:thane:1990-08-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1990-08-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-08-06","date_display":"August 6, 1990 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":1990,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448109.770833,"kali_year":5092,"ahargana":1859644.2708,"sun":{"sidereal_longitude":109.0715,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":281.8452,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":172.7737,"elapsed_within_tithi_degrees":4.7737},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":281.8452,"elapsed_within_degrees":1.8452},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":30.9167},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"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":1990,"month":8,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448109.770833,"ahargana":1859644.2708,"kali_year":5092,"ayanamsa_lahiri":23.7216,"grahas":{"sun":{"sidereal_longitude":109.61316099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":282.857761,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":-0.4115},"mars":{"sidereal_longitude":22.11576100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":136.457761,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":93.64106100000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"venus":{"sidereal_longitude":86.84106099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":266.522561,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":287.0973,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":107.0973,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1990,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448109.770833,"kali_year":5092,"ahargana":1859644.2708,"sun":{"sidereal_longitude":109.0715,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":281.8452,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":172.7737,"elapsed_within_tithi_degrees":4.7737},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":281.8452,"elapsed_within_degrees":1.8452},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":30.9167},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.412,"elongation":172.774},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.412,"opposition_distance":7.226}},"eclipse_window_40days":[{"offset_days":-15,"type":"solar","occurs":true,"moon_latitude":0.982,"elongation":0.451}]},"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":"06:16","sunsetLocal":"19:12","solarNoonLocal":"12:44","dayLengthHours":12.929988660042056,"dayLengthDisplay":"12 Hours 55 Mins 48 Secs","nightLengthDisplay":"11 Hours 04 Mins 12 Secs","moonriseLocal":"18:41","moonsetLocal":"05:52","rahuKala":{"name":"Rāhu Kāla","start":"07:53","end":"09:30","startHours":7.879253004634656,"endHours":9.495501587139913,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:07","end":"12:44","startHours":11.11175016964517,"endHours":12.727998752150427,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:21","end":"15:58","startHours":14.344247334655684,"endHours":15.96049591716094,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:43","startHours":9.280001776139212,"endHours":9.711001398140613,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:09","startHours":6.801753949631151,"endHours":7.146553647232273,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"13:10","startHours":12.296999130149025,"endHours":13.158998374151828,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:24","startHours":4.539005934123791,"endHours":5.401005178126595,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:16","startHours":5.185505367125893,"endHours":6.263004422129399,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:53","end":"15:45","startHours":14.882996862157437,"endHours":15.744996106160242,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:00","end":"19:24","startHours":18.992993082171456,"endHours":19.392993082171454,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:12","end":"19:44","startHours":19.192993082171455,"endHours":19.73174260967321,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:57","end":"20:42","startHours":18.942993082171455,"endHours":20.692993082171455,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"01:10","startHours":24.296999130149025,"endHours":25.158998374151828,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:16","end":"07:53","startHours":6.263004422129399,"endHours":7.879253004634656,"quality":"auspicious"},{"name":"Kāla","start":"07:53","end":"09:30","startHours":7.879253004634656,"endHours":9.495501587139913,"quality":"inauspicious"},{"name":"Śubha","start":"09:30","end":"11:07","startHours":9.495501587139913,"endHours":11.11175016964517,"quality":"auspicious"},{"name":"Roga","start":"11:07","end":"12:44","startHours":11.11175016964517,"endHours":12.727998752150427,"quality":"inauspicious"},{"name":"Udveg","start":"12:44","end":"14:21","startHours":12.727998752150427,"endHours":14.344247334655684,"quality":"inauspicious"},{"name":"Chala","start":"14:21","end":"15:58","startHours":14.344247334655684,"endHours":15.96049591716094,"quality":"neutral"},{"name":"Labha","start":"15:58","end":"17:35","startHours":15.96049591716094,"endHours":17.576744499666198,"quality":"auspicious"},{"name":"Amṛta","start":"17:35","end":"19:12","startHours":17.576744499666198,"endHours":19.192993082171455,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:12","end":"20:35","startHours":19.192993082171455,"endHours":20.576744499666198,"quality":"neutral"},{"name":"Labha","start":"20:35","end":"21:58","startHours":20.576744499666198,"endHours":21.96049591716094,"quality":"auspicious"},{"name":"Amṛta","start":"21:58","end":"23:21","startHours":21.96049591716094,"endHours":23.344247334655684,"quality":"auspicious"},{"name":"Kāla","start":"23:21","end":"00:44","startHours":23.344247334655684,"endHours":24.727998752150427,"quality":"inauspicious"},{"name":"Śubha","start":"00:44","end":"02:07","startHours":24.727998752150427,"endHours":26.11175016964517,"quality":"auspicious"},{"name":"Roga","start":"02:07","end":"03:30","startHours":26.11175016964517,"endHours":27.495501587139913,"quality":"inauspicious"},{"name":"Udveg","start":"03:30","end":"04:53","startHours":27.495501587139913,"endHours":28.879253004634656,"quality":"inauspicious"},{"name":"Chala","start":"04:53","end":"06:16","startHours":28.879253004634656,"endHours":30.2630044221294,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.263004422129399,"endHours":7.263004422129399,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.263004422129399,"endHours":8.263004422129399,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.263004422129399,"endHours":9.263004422129399,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.263004422129399,"endHours":10.263004422129399,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.263004422129399,"endHours":11.263004422129399,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.263004422129399,"endHours":12.263004422129399,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.263004422129399,"endHours":13.263004422129399,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.263004422129399,"endHours":14.263004422129399,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.263004422129399,"endHours":15.263004422129399,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.263004422129399,"endHours":16.2630044221294,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.2630044221294,"endHours":17.2630044221294,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.2630044221294,"endHours":18.2630044221294,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.2630044221294,"endHours":19.2630044221294,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.2630044221294,"endHours":20.2630044221294,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.2630044221294,"endHours":21.2630044221294,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.2630044221294,"endHours":22.2630044221294,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.2630044221294,"endHours":23.2630044221294,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.2630044221294,"endHours":24.2630044221294,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.2630044221294,"endHours":25.2630044221294,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.2630044221294,"endHours":26.2630044221294,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.2630044221294,"endHours":27.2630044221294,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.2630044221294,"endHours":28.2630044221294,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.2630044221294,"endHours":29.2630044221294,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.2630044221294,"endHours":30.2630044221294,"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":16.815652113218132,"eotMinutes":-5.592325129025582,"ayanamsa":23.7216}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pūrṇimā · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"raksha-bandhana","name":"Rakṣā Bandhana / Śrāvaṇa Pūrṇimā","name_sanskrit":"रक्षा बन्धन","tradition":"Pan-Hindu","significance":"Sister-brother bond; Brāhmaṇa Upākarma.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":1},{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"jhulan-purnima","name":"Jhūlan Pūrṇimā (Rādhā-Krishna swing)","name_sanskrit":"झूलन पूर्णिमा","tradition":"Vaishnava","associated_deity":"Rādhā-Krishna","significance":"Rādhā-Krishna swing-līlā festival; Jhūlan-yātrā culmination.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-rigveda","name":"Ṛg-Veda Upākarman","name_sanskrit":"ऋग्वेद उपाकर्मन्","tradition":"Smarta","associated_deity":"Ṛṣi-paramparā","significance":"Annual renewal of Veda-svādhyāya for Ṛg-Vedīs. Śrāvaṇa Pūrṇimā.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-yajurveda","name":"Yajur-Veda Upākarman","name_sanskrit":"यजुर्वेद उपाकर्मन्","tradition":"Smarta","significance":"Annual renewal of Veda-svādhyāya for Yajur-Vedīs.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"hayagriva-jayanti","name":"Hayagrīva Jayantī","name_sanskrit":"हयग्रीव जयन्ती","tradition":"Vaishnava","associated_deity":"Hayagrīva (Knowledge-form of Bhagavān)","significance":"Bhagavān as Hayagrīva restored the Vedas to Brahmā. Vidyā-pradāyaka.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Devī-Bhāgavata, Hayagrīva-stotra"]}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 6, 1990 CE · Thane, Maharashtra · Vidhyamitra","description":"August 6, 1990 CE for Thane, Maharashtra: Śukla Pūrṇimā, sūryodaya 06:16, sūryāsta 19:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1990-08-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1990-08-06","sa":"https://sa.vidhyamitra.com/city/thane/1990-08-06","hi":"https://hi.vidhyamitra.com/city/thane/1990-08-06","x-default":"https://vidhyamitra.com/city/thane/1990-08-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T09:26:51.124Z","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":"2026-05-17T09:26:51.124Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T09:26:51.124Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}