{"id":"vidhyamitra:city-day:kozhikode:2003-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2003-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2003-12-18","date_display":"December 18, 2003 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":2003,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452991.770833,"kali_year":5105,"ahargana":1864526.2708,"sun":{"sidereal_longitude":241.4049,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":171.1275,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.7226,"elapsed_within_tithi_degrees":1.7226},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.1275,"elapsed_within_degrees":11.1275},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":52.5324},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2003,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452991.770833,"ahargana":1864526.2708,"kali_year":5105,"ayanamsa_lahiri":23.9083,"grahas":{"sun":{"sidereal_longitude":241.77763300000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":168.209833,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":2.725},"mars":{"sidereal_longitude":336.851433,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":258.72913300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":144.58093299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":272.07053300000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":76.85903300000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":28.4254,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":208.4254,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":2003,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452991.770833,"kali_year":5105,"ahargana":1864526.2708,"sun":{"sidereal_longitude":241.4049,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":171.1275,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.7226,"elapsed_within_tithi_degrees":1.7226},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.1275,"elapsed_within_degrees":11.1275},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":52.5324},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.725,"elongation":70.277},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.725,"opposition_distance":109.723}},"eclipse_window_40days":[]},"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":"06:40","sunsetLocal":"18:08","solarNoonLocal":"12:24","dayLengthHours":11.46588213792402,"dayLengthDisplay":"11 Hours 27 Mins 57 Secs","nightLengthDisplay":"12 Hours 32 Mins 03 Secs","moonriseLocal":"01:31","moonsetLocal":"13:28","rahuKala":{"name":"Rāhu Kāla","start":"13:50","end":"15:16","startHours":13.834746478104815,"endHours":15.267981745345319,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:40","end":"08:06","startHours":6.668570141902304,"endHours":8.101805409142806,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:32","end":"10:58","startHours":9.535040676383309,"endHours":10.968275943623812,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:44","startHours":9.34394264075124,"endHours":9.726138712015375,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:27","startHours":7.146315230982472,"endHours":7.452072087993779,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:47","startHours":12.01931513960018,"endHours":12.783707282128448,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:08","end":"05:54","startHours":5.139785856845768,"endHours":5.904177999374036,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:40","startHours":5.713079963741969,"endHours":6.668570141902304,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:05","startHours":14.312491567184983,"endHours":15.07688370971325,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.934452279826324,"endHours":18.334452279826323,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:37","startHours":18.134452279826323,"endHours":18.61219736890649,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.884452279826323,"endHours":19.634452279826323,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:47","startHours":24.01931513960018,"endHours":24.783707282128447,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:40","end":"08:06","startHours":6.668570141902304,"endHours":8.101805409142806,"quality":"auspicious"},{"name":"Roga","start":"08:06","end":"09:32","startHours":8.101805409142806,"endHours":9.535040676383309,"quality":"inauspicious"},{"name":"Udveg","start":"09:32","end":"10:58","startHours":9.535040676383309,"endHours":10.968275943623812,"quality":"inauspicious"},{"name":"Chala","start":"10:58","end":"12:24","startHours":10.968275943623812,"endHours":12.401511210864314,"quality":"neutral"},{"name":"Labha","start":"12:24","end":"13:50","startHours":12.401511210864314,"endHours":13.834746478104815,"quality":"auspicious"},{"name":"Amṛta","start":"13:50","end":"15:16","startHours":13.834746478104815,"endHours":15.267981745345319,"quality":"auspicious"},{"name":"Kāla","start":"15:16","end":"16:42","startHours":15.267981745345319,"endHours":16.701217012585822,"quality":"inauspicious"},{"name":"Śubha","start":"16:42","end":"18:08","startHours":16.701217012585822,"endHours":18.134452279826323,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:08","end":"19:42","startHours":18.134452279826323,"endHours":19.701217012585822,"quality":"auspicious"},{"name":"Kāla","start":"19:42","end":"21:16","startHours":19.701217012585822,"endHours":21.267981745345317,"quality":"inauspicious"},{"name":"Śubha","start":"21:16","end":"22:50","startHours":21.267981745345317,"endHours":22.834746478104815,"quality":"auspicious"},{"name":"Roga","start":"22:50","end":"00:24","startHours":22.834746478104815,"endHours":24.401511210864314,"quality":"inauspicious"},{"name":"Udveg","start":"00:24","end":"01:58","startHours":24.401511210864314,"endHours":25.968275943623812,"quality":"inauspicious"},{"name":"Chala","start":"01:58","end":"03:32","startHours":25.968275943623812,"endHours":27.53504067638331,"quality":"neutral"},{"name":"Labha","start":"03:32","end":"05:06","startHours":27.53504067638331,"endHours":29.101805409142806,"quality":"auspicious"},{"name":"Amṛta","start":"05:06","end":"06:40","startHours":29.101805409142806,"endHours":30.668570141902304,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.668570141902304,"endHours":7.668570141902304,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.668570141902304,"endHours":8.668570141902304,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.668570141902304,"endHours":9.668570141902304,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.668570141902304,"endHours":10.668570141902304,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.668570141902304,"endHours":11.668570141902304,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.668570141902304,"endHours":12.668570141902304,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.668570141902304,"endHours":13.668570141902304,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.668570141902304,"endHours":14.668570141902304,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.668570141902304,"endHours":15.668570141902304,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.668570141902304,"endHours":16.668570141902304,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.668570141902304,"endHours":17.668570141902304,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.668570141902304,"endHours":18.668570141902304,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.668570141902304,"endHours":19.668570141902304,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.668570141902304,"endHours":20.668570141902304,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.668570141902304,"endHours":21.668570141902304,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.668570141902304,"endHours":22.668570141902304,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.668570141902304,"endHours":23.668570141902304,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.668570141902304,"endHours":24.668570141902304,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.668570141902304,"endHours":25.668570141902304,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.668570141902304,"endHours":26.668570141902304,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.668570141902304,"endHours":27.668570141902304,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.668570141902304,"endHours":28.668570141902304,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.668570141902304,"endHours":29.668570141902304,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.668570141902304,"endHours":30.668570141902304,"planetary_lord":"Moon"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.36614665051778,"eotMinutes":2.787727348141232,"ayanamsa":23.9083}},"calendars":{"vikram_samvat":2060,"vikram_samvatsara":"Durmukhi","saka_samvat":1925,"saka_samvatsara":"Subhānu","bengali_samvat":1410,"malayalam_era":1179,"nanakshahi_year":534,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2060 Durmukhi · Śaka 1925 Subhānu"},"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":"kozhikode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 18, 2003 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"December 18, 2003 CE for Kozhikode (Calicut), Kerala: Kṛṣṇa Daśamī, sūryodaya 06:40, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2003-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2003-12-18","sa":"https://sa.vidhyamitra.com/city/kozhikode/2003-12-18","hi":"https://hi.vidhyamitra.com/city/kozhikode/2003-12-18","x-default":"https://vidhyamitra.com/city/kozhikode/2003-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:19:53.235Z","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":"2026-06-02T13:19:53.235Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:19:53.235Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}