{"id":"vidhyamitra:city-day:kozhikode:2026-10-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2026-10-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-10-13","date_display":"October 13, 2026 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":2026,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461326.770833,"kali_year":5128,"ahargana":1872861.2708,"sun":{"sidereal_longitude":174.6915,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.2449,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":30.5534,"elapsed_within_tithi_degrees":6.5534},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.2449,"elapsed_within_degrees":5.2449},"yoga":{"number":2,"name":"Prīti","sum_longitude":19.9365},"karana":{"half_tithi_index":5,"name":"Gara"},"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":2026,"month":10,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461326.770833,"ahargana":1872861.2708,"kali_year":5128,"ayanamsa_lahiri":24.2271,"grahas":{"sun":{"sidereal_longitude":175.49447499999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":203.43027499999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-4.4087},"mars":{"sidereal_longitude":103.98327499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":200.264775,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":117.19687499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":192.139275,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":346.450375,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":306.797,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":126.797,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2026,"month":10,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461326.770833,"kali_year":5128,"ahargana":1872861.2708,"sun":{"sidereal_longitude":174.6915,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.2449,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":30.5534,"elapsed_within_tithi_degrees":6.5534},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.2449,"elapsed_within_degrees":5.2449},"yoga":{"number":2,"name":"Prīti","sum_longitude":19.9365},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.409,"elongation":30.553},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.409,"opposition_distance":149.447}},"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":"06:15","sunsetLocal":"18:10","solarNoonLocal":"12:12","dayLengthHours":11.908296650178167,"dayLengthDisplay":"11 Hours 54 Mins 30 Secs","nightLengthDisplay":"12 Hours 05 Mins 30 Secs","moonriseLocal":"08:16","moonsetLocal":"19:53","rahuKala":{"name":"Rāhu Kāla","start":"15:11","end":"16:40","startHours":15.184340342409952,"endHours":16.672877423682223,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:14","end":"10:43","startHours":9.230192017320867,"endHours":10.718729098593139,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:12","end":"13:42","startHours":12.20726617986541,"endHours":13.69580326113768,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:26","startHours":9.031720406484565,"endHours":9.428663628157171,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:04","startHours":6.749296881867083,"endHours":7.066851459205167,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:36","startHours":11.810322958192804,"endHours":12.604209401538016,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:40","end":"05:28","startHours":4.665344968085903,"endHours":5.459231411431115,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:16","end":"06:15","startHours":5.260759800594812,"endHours":6.253117854776326,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"14:59","startHours":14.191982288228438,"endHours":14.98586873157365,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.961414504954494,"endHours":18.361414504954492,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:39","startHours":18.161414504954493,"endHours":18.65759353204525,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.911414504954493,"endHours":19.661414504954493,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:36","startHours":23.810322958192806,"endHours":24.604209401538014,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:15","end":"07:44","startHours":6.253117854776326,"endHours":7.7416549360485964,"quality":"inauspicious"},{"name":"Udveg","start":"07:44","end":"09:14","startHours":7.7416549360485964,"endHours":9.230192017320867,"quality":"inauspicious"},{"name":"Chala","start":"09:14","end":"10:43","startHours":9.230192017320867,"endHours":10.718729098593139,"quality":"neutral"},{"name":"Labha","start":"10:43","end":"12:12","startHours":10.718729098593139,"endHours":12.20726617986541,"quality":"auspicious"},{"name":"Amṛta","start":"12:12","end":"13:42","startHours":12.20726617986541,"endHours":13.69580326113768,"quality":"auspicious"},{"name":"Kāla","start":"13:42","end":"15:11","startHours":13.69580326113768,"endHours":15.184340342409952,"quality":"inauspicious"},{"name":"Śubha","start":"15:11","end":"16:40","startHours":15.184340342409952,"endHours":16.672877423682223,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:10","startHours":16.672877423682223,"endHours":18.161414504954493,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:10","end":"19:40","startHours":18.161414504954493,"endHours":19.672877423682223,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:11","startHours":19.672877423682223,"endHours":21.18434034240995,"quality":"auspicious"},{"name":"Roga","start":"21:11","end":"22:42","startHours":21.18434034240995,"endHours":22.69580326113768,"quality":"inauspicious"},{"name":"Udveg","start":"22:42","end":"00:12","startHours":22.69580326113768,"endHours":24.20726617986541,"quality":"inauspicious"},{"name":"Chala","start":"00:12","end":"01:43","startHours":24.20726617986541,"endHours":25.718729098593137,"quality":"neutral"},{"name":"Labha","start":"01:43","end":"03:14","startHours":25.718729098593137,"endHours":27.230192017320867,"quality":"auspicious"},{"name":"Amṛta","start":"03:14","end":"04:44","startHours":27.230192017320867,"endHours":28.741654936048597,"quality":"auspicious"},{"name":"Kāla","start":"04:44","end":"06:15","startHours":28.741654936048597,"endHours":30.253117854776328,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:15","end":"07:15","startHours":6.253117854776326,"endHours":7.253117854776326,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:15","end":"08:15","startHours":7.253117854776326,"endHours":8.253117854776326,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:15","end":"09:15","startHours":8.253117854776326,"endHours":9.253117854776326,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:15","end":"10:15","startHours":9.253117854776326,"endHours":10.253117854776326,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:15","end":"11:15","startHours":10.253117854776326,"endHours":11.253117854776326,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:15","end":"12:15","startHours":11.253117854776326,"endHours":12.253117854776326,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:15","end":"13:15","startHours":12.253117854776326,"endHours":13.253117854776326,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:15","end":"14:15","startHours":13.253117854776326,"endHours":14.253117854776326,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:15","end":"15:15","startHours":14.253117854776326,"endHours":15.253117854776326,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:15","end":"16:15","startHours":15.253117854776326,"endHours":16.253117854776328,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:15","end":"17:15","startHours":16.253117854776328,"endHours":17.253117854776328,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:15","end":"18:15","startHours":17.253117854776328,"endHours":18.253117854776328,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:15","end":"19:15","startHours":18.253117854776328,"endHours":19.253117854776328,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:15","end":"20:15","startHours":19.253117854776328,"endHours":20.253117854776328,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:15","end":"21:15","startHours":20.253117854776328,"endHours":21.253117854776328,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:15","end":"22:15","startHours":21.253117854776328,"endHours":22.253117854776328,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:15","end":"23:15","startHours":22.253117854776328,"endHours":23.253117854776328,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:15","end":"00:15","startHours":23.253117854776328,"endHours":24.253117854776328,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:15","end":"01:15","startHours":24.253117854776328,"endHours":25.253117854776328,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:15","end":"02:15","startHours":25.253117854776328,"endHours":26.253117854776328,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:15","end":"03:15","startHours":26.253117854776328,"endHours":27.253117854776328,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:15","end":"04:15","startHours":27.253117854776328,"endHours":28.253117854776328,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:15","end":"05:15","startHours":28.253117854776328,"endHours":29.253117854776328,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:15","end":"06:15","startHours":29.253117854776328,"endHours":30.253117854776328,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-7.713213384507535,"eotMinutes":14.442429208075392,"ayanamsa":24.2271}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Tṛtīyā · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 October 13, 2026 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"October 13, 2026 CE for Kozhikode (Calicut), Kerala: Śukla Tṛtīyā, sūryodaya 06:15, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2026-10-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2026-10-13","sa":"https://sa.vidhyamitra.com/city/kozhikode/2026-10-13","hi":"https://hi.vidhyamitra.com/city/kozhikode/2026-10-13","x-default":"https://vidhyamitra.com/city/kozhikode/2026-10-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T21:19:26.838Z","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":"2026-05-14T21:19:26.838Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T21:19:26.838Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}