{"id":"vidhyamitra:city-day:mauritius:2017-09-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mauritius/2017-09-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-09-04","date_display":"September 4, 2017 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":2017,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458000.770833,"kali_year":5119,"ahargana":1869535.2708,"sun":{"sidereal_longitude":136.8759,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":289.3308,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.455,"elapsed_within_tithi_degrees":8.455},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.3308,"elapsed_within_degrees":9.3308},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.2067},"karana":{"half_tithi_index":25,"name":"Taitila"},"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":2017,"month":9,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458000.770833,"ahargana":1869535.2708,"kali_year":5119,"ayanamsa_lahiri":24.0999,"grahas":{"sun":{"sidereal_longitude":137.615652,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":290.74615199999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false,"latitude":1.0643},"mars":{"sidereal_longitude":124.78265199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":124.30065200000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":178.14745200000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":106.26555200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":237.001352,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":123.0245,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":303.0245,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458000.770833,"kali_year":5119,"ahargana":1869535.2708,"sun":{"sidereal_longitude":136.8759,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":289.3308,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.455,"elapsed_within_tithi_degrees":8.455},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.3308,"elapsed_within_degrees":9.3308},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.2067},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.064,"elongation":152.455},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.064,"opposition_distance":27.545}},"eclipse_window_40days":[]},"city":{"slug":"mauritius","name":"Port Louis, Mauritius","lat":-20.1609,"lon":57.5012,"tz_offset_hours":4,"country":"MU","tier":"diaspora"},"tier2":{"city":{"slug":"mauritius","name":"Port Louis, Mauritius","lat":-20.1609,"lon":57.5012,"tz_offset_hours":4,"country":"MU","tier":"diaspora"},"sunriseLocal":"06:16","sunsetLocal":"18:01","solarNoonLocal":"12:08","dayLengthHours":11.766454531540862,"dayLengthDisplay":"11 Hours 45 Mins 59 Secs","nightLengthDisplay":"12 Hours 14 Mins 01 Secs","moonriseLocal":"15:54","moonsetLocal":"04:48","rahuKala":{"name":"Rāhu Kāla","start":"07:44","end":"09:12","startHours":7.729202282384577,"endHours":9.200009098827184,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:40","end":"12:08","startHours":10.670815915269792,"endHours":12.141622731712399,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:37","end":"15:05","startHours":13.612429548155006,"endHours":15.083236364597617,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:24","startHours":9.003901523301504,"endHours":9.396116674352864,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:04","startHours":6.7486644047561715,"endHours":7.062436525597261,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:32","startHours":11.749407580661039,"endHours":12.533837882763763,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:41","end":"05:28","startHours":4.6895348617365205,"endHours":5.473965163839244,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:17","end":"06:16","startHours":5.277857588313563,"endHours":6.258395465941969,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:53","startHours":14.10269848696921,"endHours":14.887128789071934,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:49","end":"18:13","startHours":17.824849997482833,"endHours":18.22484999748283,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:01","end":"18:31","startHours":18.024849997482832,"endHours":18.515118936297036,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:46","end":"19:31","startHours":17.774849997482832,"endHours":19.524849997482832,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:32","startHours":23.74940758066104,"endHours":24.533837882763766,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:16","end":"07:44","startHours":6.258395465941969,"endHours":7.729202282384577,"quality":"auspicious"},{"name":"Kāla","start":"07:44","end":"09:12","startHours":7.729202282384577,"endHours":9.200009098827184,"quality":"inauspicious"},{"name":"Śubha","start":"09:12","end":"10:40","startHours":9.200009098827184,"endHours":10.670815915269792,"quality":"auspicious"},{"name":"Roga","start":"10:40","end":"12:08","startHours":10.670815915269792,"endHours":12.141622731712399,"quality":"inauspicious"},{"name":"Udveg","start":"12:08","end":"13:37","startHours":12.141622731712399,"endHours":13.612429548155006,"quality":"inauspicious"},{"name":"Chala","start":"13:37","end":"15:05","startHours":13.612429548155006,"endHours":15.083236364597617,"quality":"neutral"},{"name":"Labha","start":"15:05","end":"16:33","startHours":15.083236364597617,"endHours":16.554043181040225,"quality":"auspicious"},{"name":"Amṛta","start":"16:33","end":"18:01","startHours":16.554043181040225,"endHours":18.024849997482832,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:01","end":"19:33","startHours":18.024849997482832,"endHours":19.554043181040225,"quality":"neutral"},{"name":"Labha","start":"19:33","end":"21:05","startHours":19.554043181040225,"endHours":21.083236364597617,"quality":"auspicious"},{"name":"Amṛta","start":"21:05","end":"22:37","startHours":21.083236364597617,"endHours":22.612429548155006,"quality":"auspicious"},{"name":"Kāla","start":"22:37","end":"00:08","startHours":22.612429548155006,"endHours":24.141622731712403,"quality":"inauspicious"},{"name":"Śubha","start":"00:08","end":"01:40","startHours":24.141622731712403,"endHours":25.67081591526979,"quality":"auspicious"},{"name":"Roga","start":"01:40","end":"03:12","startHours":25.67081591526979,"endHours":27.200009098827184,"quality":"inauspicious"},{"name":"Udveg","start":"03:12","end":"04:44","startHours":27.200009098827184,"endHours":28.729202282384577,"quality":"inauspicious"},{"name":"Chala","start":"04:44","end":"06:16","startHours":28.729202282384577,"endHours":30.25839546594197,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.258395465941969,"endHours":7.258395465941969,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.258395465941969,"endHours":8.25839546594197,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.25839546594197,"endHours":9.25839546594197,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.25839546594197,"endHours":10.25839546594197,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.25839546594197,"endHours":11.25839546594197,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.25839546594197,"endHours":12.25839546594197,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.25839546594197,"endHours":13.25839546594197,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.25839546594197,"endHours":14.25839546594197,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.25839546594197,"endHours":15.25839546594197,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.25839546594197,"endHours":16.25839546594197,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.25839546594197,"endHours":17.25839546594197,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.25839546594197,"endHours":18.25839546594197,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.25839546594197,"endHours":19.25839546594197,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.25839546594197,"endHours":20.25839546594197,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.25839546594197,"endHours":21.25839546594197,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.25839546594197,"endHours":22.25839546594197,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.25839546594197,"endHours":23.25839546594197,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.25839546594197,"endHours":24.25839546594197,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.25839546594197,"endHours":25.25839546594197,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.25839546594197,"endHours":26.25839546594197,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.25839546594197,"endHours":27.25839546594197,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.25839546594197,"endHours":28.25839546594197,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.25839546594197,"endHours":29.25839546594197,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.25839546594197,"endHours":30.25839546594197,"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":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":7.168195011996546,"eotMinutes":1.4978360972560227,"ayanamsa":24.0999}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Trayodaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"onam","name":"Onam (Vāmana / King Bali)","name_sanskrit":"ओणम् (वामन-बलि स्मरण)","tradition":"Regional","associated_deity":"Vāmana + King Bali","significance":"Kerala festival; King Bali's annual return to Kerala. Aligned with Thiru-Onam (Śravaṇa nakshatra in Bhādrapada).","vrata":false,"detection":{"nakshatra_name":"Śravaṇa","lunar_month":"Bhādrapada"},"precedence":2},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"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":"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":[]},"validity":{"eternal":false,"location_specific":"mauritius"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 4, 2017 CE · Port Louis, Mauritius · Vidhyamitra","description":"September 4, 2017 CE for Port Louis, Mauritius: Śukla Trayodaśī, sūryodaya 06:16, sūryāsta 18:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mauritius/2017-09-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mauritius/2017-09-04","sa":"https://sa.vidhyamitra.com/city/mauritius/2017-09-04","hi":"https://hi.vidhyamitra.com/city/mauritius/2017-09-04","x-default":"https://vidhyamitra.com/city/mauritius/2017-09-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:10:06.047Z","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":"2026-05-15T13:10:06.047Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:10:06.047Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}