{"id":"vidhyamitra:city-day:kozhikode:2015-05-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2015-05-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-05-16","date_display":"May 16, 2015 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":2015,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457158.770833,"kali_year":5117,"ahargana":1868693.2708,"sun":{"sidereal_longitude":30.7601,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":4.305,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.5449,"elapsed_within_tithi_degrees":9.5449},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.305,"elapsed_within_degrees":4.305},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.065},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2015,"month":5,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457158.770833,"ahargana":1868693.2708,"kali_year":5117,"ayanamsa_lahiri":24.0677,"grahas":{"sun":{"sidereal_longitude":30.816022999999973,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":2.3780229999999847,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-1.2894},"mars":{"sidereal_longitude":38.470123,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":48.69922300000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":109.818423,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":74.575423,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":217.87262299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":167.6377,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":347.6377,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2015,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457158.770833,"kali_year":5117,"ahargana":1868693.2708,"sun":{"sidereal_longitude":30.7601,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":4.305,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.5449,"elapsed_within_tithi_degrees":9.5449},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.305,"elapsed_within_degrees":4.305},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":35.065},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.289,"elongation":26.455},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.289,"opposition_distance":153.545}},"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":"06:04","sunsetLocal":"18:42","solarNoonLocal":"12:23","dayLengthHours":12.643760750796126,"dayLengthDisplay":"12 Hours 38 Mins 38 Secs","nightLengthDisplay":"11 Hours 21 Mins 22 Secs","moonriseLocal":"04:19","moonsetLocal":"16:40","rahuKala":{"name":"Rāhu Kāla","start":"09:13","end":"10:48","startHours":9.224645562987842,"endHours":10.805115656837359,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:33","startHours":13.96605584453639,"endHours":15.546525938385905,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:04","end":"07:39","startHours":6.063705375288811,"endHours":7.644175469138327,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:26","startHours":9.01391621714124,"endHours":9.435374908834445,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:56","startHours":6.5905287399053165,"endHours":6.92769569325988,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:48","startHours":11.964127058993672,"endHours":12.807044442380079,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:23","end":"05:13","startHours":4.377870608515995,"endHours":5.2207879919024025,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:01","end":"06:04","startHours":5.010058646055801,"endHours":6.063705375288811,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:20","startHours":14.492879209152896,"endHours":15.335796592539305,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.50746612608494,"endHours":18.907466126084937,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:14","startHours":18.707466126084938,"endHours":19.234289490701443,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.457466126084938,"endHours":20.207466126084938,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:48","startHours":23.96412705899367,"endHours":24.80704444238008,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:04","end":"07:39","startHours":6.063705375288811,"endHours":7.644175469138327,"quality":"inauspicious"},{"name":"Śubha","start":"07:39","end":"09:13","startHours":7.644175469138327,"endHours":9.224645562987842,"quality":"auspicious"},{"name":"Roga","start":"09:13","end":"10:48","startHours":9.224645562987842,"endHours":10.805115656837359,"quality":"inauspicious"},{"name":"Udveg","start":"10:48","end":"12:23","startHours":10.805115656837359,"endHours":12.385585750686875,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:58","startHours":12.385585750686875,"endHours":13.96605584453639,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:33","startHours":13.96605584453639,"endHours":15.546525938385905,"quality":"auspicious"},{"name":"Amṛta","start":"15:33","end":"17:08","startHours":15.546525938385905,"endHours":17.12699603223542,"quality":"auspicious"},{"name":"Kāla","start":"17:08","end":"18:42","startHours":17.12699603223542,"endHours":18.707466126084938,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:42","end":"20:08","startHours":18.707466126084938,"endHours":20.12699603223542,"quality":"auspicious"},{"name":"Amṛta","start":"20:08","end":"21:33","startHours":20.12699603223542,"endHours":21.546525938385905,"quality":"auspicious"},{"name":"Kāla","start":"21:33","end":"22:58","startHours":21.546525938385905,"endHours":22.966055844536392,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:23","startHours":22.966055844536392,"endHours":24.385585750686875,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"01:48","startHours":24.385585750686875,"endHours":25.80511565683736,"quality":"inauspicious"},{"name":"Udveg","start":"01:48","end":"03:13","startHours":25.80511565683736,"endHours":27.224645562987845,"quality":"inauspicious"},{"name":"Chala","start":"03:13","end":"04:39","startHours":27.224645562987845,"endHours":28.64417546913833,"quality":"neutral"},{"name":"Labha","start":"04:39","end":"06:04","startHours":28.64417546913833,"endHours":30.063705375288812,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.063705375288811,"endHours":7.063705375288811,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.063705375288811,"endHours":8.063705375288812,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.063705375288812,"endHours":9.063705375288812,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.063705375288812,"endHours":10.063705375288812,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.063705375288812,"endHours":11.063705375288812,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.063705375288812,"endHours":12.063705375288812,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.063705375288812,"endHours":13.063705375288812,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.063705375288812,"endHours":14.063705375288812,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.063705375288812,"endHours":15.063705375288812,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.063705375288812,"endHours":16.063705375288812,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.063705375288812,"endHours":17.063705375288812,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.063705375288812,"endHours":18.063705375288812,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.063705375288812,"endHours":19.063705375288812,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.063705375288812,"endHours":20.063705375288812,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.063705375288812,"endHours":21.063705375288812,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.063705375288812,"endHours":22.063705375288812,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.063705375288812,"endHours":23.063705375288812,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.063705375288812,"endHours":24.063705375288812,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.063705375288812,"endHours":25.063705375288812,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.063705375288812,"endHours":26.063705375288812,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.063705375288812,"endHours":27.063705375288812,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.063705375288812,"endHours":28.063705375288812,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.063705375288812,"endHours":29.063705375288812,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.063705375288812,"endHours":30.063705375288812,"planetary_lord":"Mercury"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.98615792487204,"eotMinutes":3.743254958787478,"ayanamsa":24.0677}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Trayodaśī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 May 16, 2015 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"May 16, 2015 CE for Kozhikode (Calicut), Kerala: Kṛṣṇa Trayodaśī, sūryodaya 06:04, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2015-05-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2015-05-16","sa":"https://sa.vidhyamitra.com/city/kozhikode/2015-05-16","hi":"https://hi.vidhyamitra.com/city/kozhikode/2015-05-16","x-default":"https://vidhyamitra.com/city/kozhikode/2015-05-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:42:52.088Z","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":"2026-05-15T14:42:52.088Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:42:52.088Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}