{"id":"vidhyamitra:city-day:mauritius:1997-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mauritius/1997-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-01-30","date_display":"January 30, 1997 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":1997,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450478.770833,"kali_year":5098,"ahargana":1862013.2708,"sun":{"sidereal_longitude":286.3855,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":180.0521,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":253.6666,"elapsed_within_tithi_degrees":1.6666},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.0521,"elapsed_within_degrees":6.7188},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.4376},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1997,"month":1,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450478.770833,"ahargana":1862013.2708,"kali_year":5098,"ayanamsa_lahiri":23.8122,"grahas":{"sun":{"sidereal_longitude":286.373548,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":176.044448,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":1.4248},"mars":{"sidereal_longitude":161.76744800000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":262.49434799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":278.219248,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":271.070748,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":339.602048,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":161.5763,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":341.5763,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1997,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450478.770833,"kali_year":5098,"ahargana":1862013.2708,"sun":{"sidereal_longitude":286.3855,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":180.0521,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":253.6666,"elapsed_within_tithi_degrees":1.6666},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.0521,"elapsed_within_degrees":6.7188},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":106.4376},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.425,"elongation":106.333},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.425,"opposition_distance":73.667}},"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":"05:53","sunsetLocal":"18:54","solarNoonLocal":"12:23","dayLengthHours":13.02177546598335,"dayLengthDisplay":"13 Hours 01 Mins 18 Secs","nightLengthDisplay":"10 Hours 58 Mins 42 Secs","moonriseLocal":"22:48","moonsetLocal":"11:16","rahuKala":{"name":"Rāhu Kāla","start":"14:01","end":"15:39","startHours":14.016927699510664,"endHours":15.64464963275858,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:53","end":"07:30","startHours":5.878318033271069,"endHours":7.506039966518987,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:08","end":"10:46","startHours":9.133761899766906,"endHours":10.761483833014825,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:21","startHours":8.916732308667184,"endHours":9.350791490866628,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:46","startHours":6.420892011020375,"endHours":6.7681393567799315,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:49","startHours":11.955146584063298,"endHours":12.823264948462187,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"05:01","startHours":4.1420813044732885,"endHours":5.010199668872179,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:48","end":"05:53","startHours":4.793170077772456,"endHours":5.878318033271069,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:26","startHours":14.55950167725997,"endHours":15.42762004165886,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.700093499254418,"endHours":19.100093499254417,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:27","startHours":18.900093499254417,"endHours":19.442667477003724,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.650093499254417,"endHours":20.400093499254417,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:49","startHours":23.955146584063296,"endHours":24.823264948462185,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:53","end":"07:30","startHours":5.878318033271069,"endHours":7.506039966518987,"quality":"auspicious"},{"name":"Roga","start":"07:30","end":"09:08","startHours":7.506039966518987,"endHours":9.133761899766906,"quality":"inauspicious"},{"name":"Udveg","start":"09:08","end":"10:46","startHours":9.133761899766906,"endHours":10.761483833014825,"quality":"inauspicious"},{"name":"Chala","start":"10:46","end":"12:23","startHours":10.761483833014825,"endHours":12.389205766262744,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"14:01","startHours":12.389205766262744,"endHours":14.016927699510664,"quality":"auspicious"},{"name":"Amṛta","start":"14:01","end":"15:39","startHours":14.016927699510664,"endHours":15.64464963275858,"quality":"auspicious"},{"name":"Kāla","start":"15:39","end":"17:16","startHours":15.64464963275858,"endHours":17.2723715660065,"quality":"inauspicious"},{"name":"Śubha","start":"17:16","end":"18:54","startHours":17.2723715660065,"endHours":18.900093499254417,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:54","end":"20:16","startHours":18.900093499254417,"endHours":20.2723715660065,"quality":"auspicious"},{"name":"Kāla","start":"20:16","end":"21:39","startHours":20.2723715660065,"endHours":21.64464963275858,"quality":"inauspicious"},{"name":"Śubha","start":"21:39","end":"23:01","startHours":21.64464963275858,"endHours":23.01692769951066,"quality":"auspicious"},{"name":"Roga","start":"23:01","end":"00:23","startHours":23.01692769951066,"endHours":24.38920576626274,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:46","startHours":24.38920576626274,"endHours":25.76148383301482,"quality":"inauspicious"},{"name":"Chala","start":"01:46","end":"03:08","startHours":25.76148383301482,"endHours":27.133761899766906,"quality":"neutral"},{"name":"Labha","start":"03:08","end":"04:30","startHours":27.133761899766906,"endHours":28.506039966518987,"quality":"auspicious"},{"name":"Amṛta","start":"04:30","end":"05:53","startHours":28.506039966518987,"endHours":29.878318033271068,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:53","end":"06:53","startHours":5.878318033271069,"endHours":6.878318033271069,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:53","end":"07:53","startHours":6.878318033271069,"endHours":7.878318033271069,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:53","end":"08:53","startHours":7.878318033271069,"endHours":8.878318033271068,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:53","end":"09:53","startHours":8.878318033271068,"endHours":9.878318033271068,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:53","end":"10:53","startHours":9.878318033271068,"endHours":10.878318033271068,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:53","end":"11:53","startHours":10.878318033271068,"endHours":11.878318033271068,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:53","end":"12:53","startHours":11.878318033271068,"endHours":12.878318033271068,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:53","end":"13:53","startHours":12.878318033271068,"endHours":13.878318033271068,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:53","end":"14:53","startHours":13.878318033271068,"endHours":14.878318033271068,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:53","end":"15:53","startHours":14.878318033271068,"endHours":15.878318033271068,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:53","end":"16:53","startHours":15.878318033271068,"endHours":16.878318033271068,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:53","end":"17:53","startHours":16.878318033271068,"endHours":17.878318033271068,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:53","end":"18:53","startHours":17.878318033271068,"endHours":18.878318033271068,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:53","end":"19:53","startHours":18.878318033271068,"endHours":19.878318033271068,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:53","end":"20:53","startHours":19.878318033271068,"endHours":20.878318033271068,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:53","end":"21:53","startHours":20.878318033271068,"endHours":21.878318033271068,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:53","end":"22:53","startHours":21.878318033271068,"endHours":22.878318033271068,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:53","end":"23:53","startHours":22.878318033271068,"endHours":23.878318033271068,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:53","end":"00:53","startHours":23.878318033271068,"endHours":24.878318033271068,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:53","end":"01:53","startHours":24.878318033271068,"endHours":25.878318033271068,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:53","end":"02:53","startHours":25.878318033271068,"endHours":26.878318033271068,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:53","end":"03:53","startHours":26.878318033271068,"endHours":27.878318033271068,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:53","end":"04:53","startHours":27.878318033271068,"endHours":28.878318033271068,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:53","end":"05:53","startHours":28.878318033271068,"endHours":29.878318033271068,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.689009920725606,"eotMinutes":-13.357145975764517,"ayanamsa":23.8122}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Saptamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 January 30, 1997 CE · Port Louis, Mauritius · Vidhyamitra","description":"January 30, 1997 CE for Port Louis, Mauritius: Kṛṣṇa Saptamī, sūryodaya 05:53, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mauritius/1997-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mauritius/1997-01-30","sa":"https://sa.vidhyamitra.com/city/mauritius/1997-01-30","hi":"https://hi.vidhyamitra.com/city/mauritius/1997-01-30","x-default":"https://vidhyamitra.com/city/mauritius/1997-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:50:25.307Z","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":"2026-06-02T15:50:25.307Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:50:25.307Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}