{"id":"vidhyamitra:city-day:thane:1990-07-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1990-07-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-07-20","date_display":"July 20, 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":7,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448092.770833,"kali_year":5092,"ahargana":1859627.2708,"sun":{"sidereal_longitude":92.9244,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":66.671,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.7466,"elapsed_within_tithi_degrees":9.7466},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":66.671,"elapsed_within_degrees":0.0043},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.5954},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":7,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448092.770833,"ahargana":1859627.2708,"kali_year":5092,"ayanamsa_lahiri":23.721,"grahas":{"sun":{"sidereal_longitude":93.36281099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":65.14781099999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":2.9699},"mars":{"sidereal_longitude":11.301711000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":111.393011,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":89.87801100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":66.28021100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":267.70851100000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":287.998,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":107.998,"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":7,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448092.770833,"kali_year":5092,"ahargana":1859627.2708,"sun":{"sidereal_longitude":92.9244,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":66.671,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.7466,"elapsed_within_tithi_degrees":9.7466},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":66.671,"elapsed_within_degrees":0.0043},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.5954},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.97,"elongation":26.253},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.97,"opposition_distance":153.747}},"eclipse_window_40days":[{"offset_days":2,"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":"06:10","sunsetLocal":"19:18","solarNoonLocal":"12:44","dayLengthHours":13.138357525762405,"dayLengthDisplay":"13 Hours 08 Mins 18 Secs","nightLengthDisplay":"10 Hours 51 Mins 42 Secs","moonriseLocal":"04:14","moonsetLocal":"17:29","rahuKala":{"name":"Rāhu Kāla","start":"11:06","end":"12:44","startHours":11.092402329532323,"endHours":12.734697020252623,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"16:01","end":"17:40","startHours":16.019286401693225,"endHours":17.661581092413527,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:48","end":"09:27","startHours":7.807812948091721,"endHours":9.450107638812021,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:40","startHours":9.231135013382648,"endHours":9.669080264241396,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:43","end":"07:04","startHours":6.712949820944854,"endHours":7.063306021631852,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"13:10","startHours":12.296751769393877,"endHours":13.17264227111137,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:17","startHours":4.413737253936433,"endHours":5.289627755653927,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:10","startHours":5.070655130224553,"endHours":6.165518257371421,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:55","end":"15:48","startHours":14.924423274546358,"endHours":15.800313776263852,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.103875783133827,"endHours":19.503875783133825,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:51","startHours":19.303875783133826,"endHours":19.85130734670726,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.053875783133826,"endHours":20.803875783133826,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"01:10","startHours":24.29675176939388,"endHours":25.17264227111137,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:10","end":"07:48","startHours":6.165518257371421,"endHours":7.807812948091721,"quality":"neutral"},{"name":"Labha","start":"07:48","end":"09:27","startHours":7.807812948091721,"endHours":9.450107638812021,"quality":"auspicious"},{"name":"Amṛta","start":"09:27","end":"11:06","startHours":9.450107638812021,"endHours":11.092402329532323,"quality":"auspicious"},{"name":"Kāla","start":"11:06","end":"12:44","startHours":11.092402329532323,"endHours":12.734697020252623,"quality":"inauspicious"},{"name":"Śubha","start":"12:44","end":"14:23","startHours":12.734697020252623,"endHours":14.376991710972923,"quality":"auspicious"},{"name":"Roga","start":"14:23","end":"16:01","startHours":14.376991710972923,"endHours":16.019286401693225,"quality":"inauspicious"},{"name":"Udveg","start":"16:01","end":"17:40","startHours":16.019286401693225,"endHours":17.661581092413527,"quality":"inauspicious"},{"name":"Chala","start":"17:40","end":"19:18","startHours":17.661581092413527,"endHours":19.303875783133826,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:18","end":"20:40","startHours":19.303875783133826,"endHours":20.661581092413524,"quality":"inauspicious"},{"name":"Udveg","start":"20:40","end":"22:01","startHours":20.661581092413524,"endHours":22.019286401693225,"quality":"inauspicious"},{"name":"Chala","start":"22:01","end":"23:23","startHours":22.019286401693225,"endHours":23.376991710972923,"quality":"neutral"},{"name":"Labha","start":"23:23","end":"00:44","startHours":23.376991710972923,"endHours":24.734697020252625,"quality":"auspicious"},{"name":"Amṛta","start":"00:44","end":"02:06","startHours":24.734697020252625,"endHours":26.092402329532323,"quality":"auspicious"},{"name":"Kāla","start":"02:06","end":"03:27","startHours":26.092402329532323,"endHours":27.45010763881202,"quality":"inauspicious"},{"name":"Śubha","start":"03:27","end":"04:48","startHours":27.45010763881202,"endHours":28.807812948091723,"quality":"auspicious"},{"name":"Roga","start":"04:48","end":"06:10","startHours":28.807812948091723,"endHours":30.16551825737142,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:10","end":"07:10","startHours":6.165518257371421,"endHours":7.165518257371421,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:10","end":"08:10","startHours":7.165518257371421,"endHours":8.16551825737142,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:10","end":"09:10","startHours":8.16551825737142,"endHours":9.16551825737142,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:10","end":"10:10","startHours":9.16551825737142,"endHours":10.16551825737142,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:10","end":"11:10","startHours":10.16551825737142,"endHours":11.16551825737142,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:10","end":"12:10","startHours":11.16551825737142,"endHours":12.16551825737142,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:10","end":"13:10","startHours":12.16551825737142,"endHours":13.16551825737142,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:10","end":"14:10","startHours":13.16551825737142,"endHours":14.16551825737142,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:10","end":"15:10","startHours":14.16551825737142,"endHours":15.16551825737142,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:10","end":"16:10","startHours":15.16551825737142,"endHours":16.16551825737142,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:10","end":"17:10","startHours":16.16551825737142,"endHours":17.16551825737142,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:10","end":"18:10","startHours":17.16551825737142,"endHours":18.16551825737142,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:10","end":"19:10","startHours":18.16551825737142,"endHours":19.16551825737142,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:10","end":"20:10","startHours":19.16551825737142,"endHours":20.16551825737142,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:10","end":"21:10","startHours":20.16551825737142,"endHours":21.16551825737142,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:10","end":"22:10","startHours":21.16551825737142,"endHours":22.16551825737142,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:10","end":"23:10","startHours":22.16551825737142,"endHours":23.16551825737142,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:10","end":"00:10","startHours":23.16551825737142,"endHours":24.16551825737142,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:10","end":"01:10","startHours":24.16551825737142,"endHours":25.16551825737142,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:10","end":"02:10","startHours":25.16551825737142,"endHours":26.16551825737142,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:10","end":"03:10","startHours":26.16551825737142,"endHours":27.16551825737142,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:10","end":"04:10","startHours":27.16551825737142,"endHours":28.16551825737142,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:10","end":"05:10","startHours":28.16551825737142,"endHours":29.16551825737142,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:10","end":"06:10","startHours":29.16551825737142,"endHours":30.16551825737142,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.73938053788518,"eotMinutes":-5.99422121515736,"ayanamsa":23.721}},"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 Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Trayodaśī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"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":"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 July 20, 1990 CE · Thane, Maharashtra · Vidhyamitra","description":"July 20, 1990 CE for Thane, Maharashtra: Kṛṣṇa Trayodaśī, sūryodaya 06:10, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1990-07-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1990-07-20","sa":"https://sa.vidhyamitra.com/city/thane/1990-07-20","hi":"https://hi.vidhyamitra.com/city/thane/1990-07-20","x-default":"https://vidhyamitra.com/city/thane/1990-07-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T13:52:39.807Z","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":"2026-05-24T13:52:39.807Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T13:52:39.807Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}