{"id":"vidhyamitra:city-day:kozhikode:1998-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/1998-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-09-01","date_display":"September 1, 1998 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":1998,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451057.770833,"kali_year":5100,"ahargana":1862592.2708,"sun":{"sidereal_longitude":133.9011,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":246.8239,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.9227,"elapsed_within_tithi_degrees":4.9227},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":246.8239,"elapsed_within_degrees":6.8239},"yoga":{"number":2,"name":"Prīti","sum_longitude":20.725},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1998,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451057.770833,"ahargana":1862592.2708,"kali_year":5100,"ayanamsa_lahiri":23.8344,"grahas":{"sun":{"sidereal_longitude":134.584426,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":245.34872599999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":4.0463},"mars":{"sidereal_longitude":103.398526,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":116.49112600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":331.17612600000007,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":119.10542600000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":9.505826000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":130.8981,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":310.8981,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"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":1998,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451057.770833,"kali_year":5100,"ahargana":1862592.2708,"sun":{"sidereal_longitude":133.9011,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":246.8239,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.9227,"elapsed_within_tithi_degrees":4.9227},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":246.8239,"elapsed_within_degrees":6.8239},"yoga":{"number":2,"name":"Prīti","sum_longitude":20.725},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.046,"elongation":112.923},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.046,"opposition_distance":67.077}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":-0.467,"elongation":1.174}]},"city":{"slug":"kozhikode","name":"Kozhikode (Calicut), Kerala","lat":11.2588,"lon":75.7804,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"kozhikode","name":"Kozhikode (Calicut), Kerala","lat":11.2588,"lon":75.7804,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"sunriseLocal":"06:16","sunsetLocal":"18:37","solarNoonLocal":"12:26","dayLengthHours":12.339488082124241,"dayLengthDisplay":"12 Hours 20 Mins 22 Secs","nightLengthDisplay":"11 Hours 39 Mins 38 Secs","moonriseLocal":"14:07","moonsetLocal":"01:32","rahuKala":{"name":"Rāhu Kāla","start":"15:31","end":"17:04","startHours":15.524911723679836,"endHours":17.06734773394537,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:21","end":"10:54","startHours":9.355167682617715,"endHours":10.897603692883246,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:26","end":"13:59","startHours":12.440039703148777,"endHours":13.982475713414306,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:34","startHours":9.149509547915645,"endHours":9.560825817319786,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:07","startHours":6.784440998841832,"endHours":7.113494014365146,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:51","startHours":12.028723433744636,"endHours":12.851355972552918,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:27","startHours":4.625030584470091,"endHours":5.447663123278373,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:16","startHours":5.242004988576302,"endHours":6.270295662086656,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:19","startHours":14.496621050169484,"endHours":15.319253588977766,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:25","end":"18:49","startHours":18.4097837442109,"endHours":18.809783744210897,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:37","end":"19:07","startHours":18.609783744210898,"endHours":19.123929080966075,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:22","end":"20:07","startHours":18.359783744210898,"endHours":20.109783744210898,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:51","startHours":24.028723433744634,"endHours":24.85135597255292,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:16","end":"07:49","startHours":6.270295662086656,"endHours":7.812731672352186,"quality":"inauspicious"},{"name":"Udveg","start":"07:49","end":"09:21","startHours":7.812731672352186,"endHours":9.355167682617715,"quality":"inauspicious"},{"name":"Chala","start":"09:21","end":"10:54","startHours":9.355167682617715,"endHours":10.897603692883246,"quality":"neutral"},{"name":"Labha","start":"10:54","end":"12:26","startHours":10.897603692883246,"endHours":12.440039703148777,"quality":"auspicious"},{"name":"Amṛta","start":"12:26","end":"13:59","startHours":12.440039703148777,"endHours":13.982475713414306,"quality":"auspicious"},{"name":"Kāla","start":"13:59","end":"15:31","startHours":13.982475713414306,"endHours":15.524911723679836,"quality":"inauspicious"},{"name":"Śubha","start":"15:31","end":"17:04","startHours":15.524911723679836,"endHours":17.06734773394537,"quality":"auspicious"},{"name":"Roga","start":"17:04","end":"18:37","startHours":17.06734773394537,"endHours":18.609783744210898,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:37","end":"20:04","startHours":18.609783744210898,"endHours":20.06734773394537,"quality":"inauspicious"},{"name":"Śubha","start":"20:04","end":"21:31","startHours":20.06734773394537,"endHours":21.524911723679836,"quality":"auspicious"},{"name":"Roga","start":"21:31","end":"22:59","startHours":21.524911723679836,"endHours":22.982475713414306,"quality":"inauspicious"},{"name":"Udveg","start":"22:59","end":"00:26","startHours":22.982475713414306,"endHours":24.440039703148777,"quality":"inauspicious"},{"name":"Chala","start":"00:26","end":"01:54","startHours":24.440039703148777,"endHours":25.897603692883248,"quality":"neutral"},{"name":"Labha","start":"01:54","end":"03:21","startHours":25.897603692883248,"endHours":27.35516768261772,"quality":"auspicious"},{"name":"Amṛta","start":"03:21","end":"04:49","startHours":27.35516768261772,"endHours":28.812731672352186,"quality":"auspicious"},{"name":"Kāla","start":"04:49","end":"06:16","startHours":28.812731672352186,"endHours":30.270295662086657,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.270295662086656,"endHours":7.270295662086656,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.270295662086656,"endHours":8.270295662086657,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.270295662086657,"endHours":9.270295662086657,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.270295662086657,"endHours":10.270295662086657,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.270295662086657,"endHours":11.270295662086657,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.270295662086657,"endHours":12.270295662086657,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.270295662086657,"endHours":13.270295662086657,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.270295662086657,"endHours":14.270295662086657,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.270295662086657,"endHours":15.270295662086657,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.270295662086657,"endHours":16.270295662086657,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.270295662086657,"endHours":17.270295662086657,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.270295662086657,"endHours":18.270295662086657,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.270295662086657,"endHours":19.270295662086657,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.270295662086657,"endHours":20.270295662086657,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.270295662086657,"endHours":21.270295662086657,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.270295662086657,"endHours":22.270295662086657,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.270295662086657,"endHours":23.270295662086657,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.270295662086657,"endHours":24.270295662086657,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.270295662086657,"endHours":25.270295662086657,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.270295662086657,"endHours":26.270295662086657,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.270295662086657,"endHours":27.270295662086657,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.270295662086657,"endHours":28.270295662086657,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.270295662086657,"endHours":29.270295662086657,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.270295662086657,"endHours":30.270295662086657,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.412194048191678,"eotMinutes":0.47601781107335894,"ayanamsa":23.8344}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","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":"Bhādrapada Śukla Daśamī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"kozhikode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 1, 1998 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"September 1, 1998 CE for Kozhikode (Calicut), Kerala: Śukla Daśamī, sūryodaya 06:16, sūryāsta 18:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/1998-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/1998-09-01","sa":"https://sa.vidhyamitra.com/city/kozhikode/1998-09-01","hi":"https://hi.vidhyamitra.com/city/kozhikode/1998-09-01","x-default":"https://vidhyamitra.com/city/kozhikode/1998-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:18:47.128Z","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":"2026-06-02T08:18:47.128Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:18:47.128Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}