{"id":"vidhyamitra:city-day:kozhikode:2012-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2012-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-02-01","date_display":"February 1, 2012 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":2012,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455958.770833,"kali_year":5113,"ahargana":1867493.2708,"sun":{"sidereal_longitude":287.5291,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":27.4754,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.9463,"elapsed_within_tithi_degrees":3.9463},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.4754,"elapsed_within_degrees":0.8087},"yoga":{"number":24,"name":"Śukla","sum_longitude":315.0044},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2012,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455958.770833,"ahargana":1867493.2708,"kali_year":5113,"ayanamsa_lahiri":24.0218,"grahas":{"sun":{"sidereal_longitude":287.54497200000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":26.897471999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":1.8104},"mars":{"sidereal_longitude":148.44827199999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":282.96147199999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":8.454771999999991,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":327.257072,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":185.189572,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":231.2195,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":51.2195,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2012,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455958.770833,"kali_year":5113,"ahargana":1867493.2708,"sun":{"sidereal_longitude":287.5291,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":27.4754,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.9463,"elapsed_within_tithi_degrees":3.9463},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.4754,"elapsed_within_degrees":0.8087},"yoga":{"number":24,"name":"Śukla","sum_longitude":315.0044},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.81,"elongation":99.946},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.81,"opposition_distance":80.054}},"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":"06:51","sunsetLocal":"18:30","solarNoonLocal":"12:41","dayLengthHours":11.644458678644993,"dayLengthDisplay":"11 Hours 38 Mins 40 Secs","nightLengthDisplay":"12 Hours 21 Mins 20 Secs","moonriseLocal":"13:01","moonsetLocal":"01:35","rahuKala":{"name":"Rāhu Kāla","start":"12:41","end":"14:08","startHours":12.676129135289926,"endHours":14.131686470120552,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:19","end":"09:46","startHours":8.309457130798055,"endHours":9.76501446562868,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:13","end":"12:41","startHours":11.220571800459304,"endHours":12.676129135289926,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:58","startHours":9.57094015431793,"endHours":9.959088776939428,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:20","end":"07:39","startHours":7.339085574244305,"endHours":7.649604472341505,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"13:04","startHours":12.287980512668426,"endHours":13.064277757911427,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:05","startHours":5.301305305481431,"endHours":6.077602550724431,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:51","startHours":5.883528239413682,"endHours":6.853899795967431,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:24","startHours":14.616872248397426,"endHours":15.393169493640425,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.298358474612424,"endHours":18.698358474612423,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"18:59","startHours":18.498358474612424,"endHours":18.9835442528893,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.248358474612424,"endHours":19.998358474612424,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"01:04","startHours":24.287980512668426,"endHours":25.064277757911427,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:51","end":"08:19","startHours":6.853899795967431,"endHours":8.309457130798055,"quality":"auspicious"},{"name":"Amṛta","start":"08:19","end":"09:46","startHours":8.309457130798055,"endHours":9.76501446562868,"quality":"auspicious"},{"name":"Kāla","start":"09:46","end":"11:13","startHours":9.76501446562868,"endHours":11.220571800459304,"quality":"inauspicious"},{"name":"Śubha","start":"11:13","end":"12:41","startHours":11.220571800459304,"endHours":12.676129135289926,"quality":"auspicious"},{"name":"Roga","start":"12:41","end":"14:08","startHours":12.676129135289926,"endHours":14.131686470120552,"quality":"inauspicious"},{"name":"Udveg","start":"14:08","end":"15:35","startHours":14.131686470120552,"endHours":15.587243804951175,"quality":"inauspicious"},{"name":"Chala","start":"15:35","end":"17:03","startHours":15.587243804951175,"endHours":17.0428011397818,"quality":"neutral"},{"name":"Labha","start":"17:03","end":"18:30","startHours":17.0428011397818,"endHours":18.498358474612424,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:30","end":"20:03","startHours":18.498358474612424,"endHours":20.0428011397818,"quality":"inauspicious"},{"name":"Chala","start":"20:03","end":"21:35","startHours":20.0428011397818,"endHours":21.587243804951175,"quality":"neutral"},{"name":"Labha","start":"21:35","end":"23:08","startHours":21.587243804951175,"endHours":23.131686470120552,"quality":"auspicious"},{"name":"Amṛta","start":"23:08","end":"00:41","startHours":23.131686470120552,"endHours":24.676129135289926,"quality":"auspicious"},{"name":"Kāla","start":"00:41","end":"02:13","startHours":24.676129135289926,"endHours":26.220571800459304,"quality":"inauspicious"},{"name":"Śubha","start":"02:13","end":"03:46","startHours":26.220571800459304,"endHours":27.76501446562868,"quality":"auspicious"},{"name":"Roga","start":"03:46","end":"05:19","startHours":27.76501446562868,"endHours":29.309457130798055,"quality":"inauspicious"},{"name":"Udveg","start":"05:19","end":"06:51","startHours":29.309457130798055,"endHours":30.85389979596743,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.853899795967431,"endHours":7.853899795967431,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.853899795967431,"endHours":8.85389979596743,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.85389979596743,"endHours":9.85389979596743,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.85389979596743,"endHours":10.85389979596743,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.85389979596743,"endHours":11.85389979596743,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.85389979596743,"endHours":12.85389979596743,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.85389979596743,"endHours":13.85389979596743,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.85389979596743,"endHours":14.85389979596743,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.85389979596743,"endHours":15.85389979596743,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.85389979596743,"endHours":16.85389979596743,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.85389979596743,"endHours":17.85389979596743,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.85389979596743,"endHours":18.85389979596743,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.85389979596743,"endHours":19.85389979596743,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.85389979596743,"endHours":20.85389979596743,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.85389979596743,"endHours":21.85389979596743,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.85389979596743,"endHours":22.85389979596743,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.85389979596743,"endHours":23.85389979596743,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.85389979596743,"endHours":24.85389979596743,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.85389979596743,"endHours":25.85389979596743,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.85389979596743,"endHours":26.85389979596743,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.85389979596743,"endHours":27.85389979596743,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.85389979596743,"endHours":28.85389979596743,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.85389979596743,"endHours":29.85389979596743,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.85389979596743,"endHours":30.85389979596743,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.312110073250636,"eotMinutes":-13.689348117395623,"ayanamsa":24.0218}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 February 1, 2012 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"February 1, 2012 CE for Kozhikode (Calicut), Kerala: Śukla Navamī, sūryodaya 06:51, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2012-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2012-02-01","sa":"https://sa.vidhyamitra.com/city/kozhikode/2012-02-01","hi":"https://hi.vidhyamitra.com/city/kozhikode/2012-02-01","x-default":"https://vidhyamitra.com/city/kozhikode/2012-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T17:50:49.331Z","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":"2026-05-15T17:50:49.331Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T17:50:49.331Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}