{"id":"vidhyamitra:city-day:kozhikode:1973-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/1973-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-01-01","date_display":"January 1, 1973 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":1973,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441683.770833,"kali_year":5074,"ahargana":1853218.2708,"sun":{"sidereal_longitude":256.8407,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":215.553,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.7123,"elapsed_within_tithi_degrees":6.7123},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.553,"elapsed_within_degrees":2.2196},"yoga":{"number":9,"name":"Śūla","sum_longitude":112.3937},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1973,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441683.770833,"ahargana":1853218.2708,"kali_year":5074,"ayanamsa_lahiri":23.4758,"grahas":{"sun":{"sidereal_longitude":257.0069820000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":217.62858200000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":-3.5459},"mars":{"sidereal_longitude":217.82178199999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":241.53178200000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":264.890982,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":233.453482,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":52.123181999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":267.5777,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":87.5777,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1973,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441683.770833,"kali_year":5074,"ahargana":1853218.2708,"sun":{"sidereal_longitude":256.8407,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":215.553,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.7123,"elapsed_within_tithi_degrees":6.7123},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.553,"elapsed_within_degrees":2.2196},"yoga":{"number":9,"name":"Śūla","sum_longitude":112.3937},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.546,"elongation":41.288},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.546,"opposition_distance":138.712}},"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":"06:46","sunsetLocal":"18:15","solarNoonLocal":"12:31","dayLengthHours":11.476383796080913,"dayLengthDisplay":"11 Hours 28 Mins 35 Secs","nightLengthDisplay":"12 Hours 31 Mins 25 Secs","moonriseLocal":"04:07","moonsetLocal":"15:39","rahuKala":{"name":"Rāhu Kāla","start":"08:12","end":"09:38","startHours":8.206082381859591,"endHours":9.640630356369705,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:05","end":"12:31","startHours":11.07517833087982,"endHours":12.509726305389934,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:57","end":"15:23","startHours":13.944274279900048,"endHours":15.378822254410164,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:50","startHours":9.449357293101691,"endHours":9.83190341963772,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:15","end":"07:33","startHours":7.249717065519516,"endHours":7.55575396674834,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:54","startHours":12.127180178853903,"endHours":12.892272431925965,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:14","end":"06:00","startHours":5.241349901205356,"endHours":6.0064421542774165,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:49","end":"06:46","startHours":5.815169091009402,"endHours":6.771534407349478,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:11","startHours":14.422456938070086,"endHours":15.187549191142146,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.04791820343039,"endHours":18.44791820343039,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:44","startHours":18.24791820343039,"endHours":18.72610086160043,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":17.99791820343039,"endHours":19.74791820343039,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:54","startHours":24.1271801788539,"endHours":24.892272431925964,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:46","end":"08:12","startHours":6.771534407349478,"endHours":8.206082381859591,"quality":"auspicious"},{"name":"Kāla","start":"08:12","end":"09:38","startHours":8.206082381859591,"endHours":9.640630356369705,"quality":"inauspicious"},{"name":"Śubha","start":"09:38","end":"11:05","startHours":9.640630356369705,"endHours":11.07517833087982,"quality":"auspicious"},{"name":"Roga","start":"11:05","end":"12:31","startHours":11.07517833087982,"endHours":12.509726305389934,"quality":"inauspicious"},{"name":"Udveg","start":"12:31","end":"13:57","startHours":12.509726305389934,"endHours":13.944274279900048,"quality":"inauspicious"},{"name":"Chala","start":"13:57","end":"15:23","startHours":13.944274279900048,"endHours":15.378822254410164,"quality":"neutral"},{"name":"Labha","start":"15:23","end":"16:49","startHours":15.378822254410164,"endHours":16.813370228920277,"quality":"auspicious"},{"name":"Amṛta","start":"16:49","end":"18:15","startHours":16.813370228920277,"endHours":18.24791820343039,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:15","end":"19:49","startHours":18.24791820343039,"endHours":19.813370228920277,"quality":"neutral"},{"name":"Labha","start":"19:49","end":"21:23","startHours":19.813370228920277,"endHours":21.378822254410164,"quality":"auspicious"},{"name":"Amṛta","start":"21:23","end":"22:57","startHours":21.378822254410164,"endHours":22.94427427990005,"quality":"auspicious"},{"name":"Kāla","start":"22:57","end":"00:31","startHours":22.94427427990005,"endHours":24.509726305389933,"quality":"inauspicious"},{"name":"Śubha","start":"00:31","end":"02:05","startHours":24.509726305389933,"endHours":26.075178330879822,"quality":"auspicious"},{"name":"Roga","start":"02:05","end":"03:38","startHours":26.075178330879822,"endHours":27.640630356369705,"quality":"inauspicious"},{"name":"Udveg","start":"03:38","end":"05:12","startHours":27.640630356369705,"endHours":29.20608238185959,"quality":"inauspicious"},{"name":"Chala","start":"05:12","end":"06:46","startHours":29.20608238185959,"endHours":30.771534407349478,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:46","end":"07:46","startHours":6.771534407349478,"endHours":7.771534407349478,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:46","end":"08:46","startHours":7.771534407349478,"endHours":8.771534407349478,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:46","end":"09:46","startHours":8.771534407349478,"endHours":9.771534407349478,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:46","end":"10:46","startHours":9.771534407349478,"endHours":10.771534407349478,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:46","end":"11:46","startHours":10.771534407349478,"endHours":11.771534407349478,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:46","end":"12:46","startHours":11.771534407349478,"endHours":12.771534407349478,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:46","end":"13:46","startHours":12.771534407349478,"endHours":13.771534407349478,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:46","end":"14:46","startHours":13.771534407349478,"endHours":14.771534407349478,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:46","end":"15:46","startHours":14.771534407349478,"endHours":15.771534407349478,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:46","end":"16:46","startHours":15.771534407349478,"endHours":16.771534407349478,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:46","end":"17:46","startHours":16.771534407349478,"endHours":17.771534407349478,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:46","end":"18:46","startHours":17.771534407349478,"endHours":18.771534407349478,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:46","end":"19:46","startHours":18.771534407349478,"endHours":19.771534407349478,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:46","end":"20:46","startHours":19.771534407349478,"endHours":20.771534407349478,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:46","end":"21:46","startHours":20.771534407349478,"endHours":21.771534407349478,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:46","end":"22:46","startHours":21.771534407349478,"endHours":22.771534407349478,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:46","end":"23:46","startHours":22.771534407349478,"endHours":23.771534407349478,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:46","end":"00:46","startHours":23.771534407349478,"endHours":24.771534407349478,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:46","end":"01:46","startHours":24.771534407349478,"endHours":25.771534407349478,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:46","end":"02:46","startHours":25.771534407349478,"endHours":26.771534407349478,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:46","end":"03:46","startHours":26.771534407349478,"endHours":27.771534407349478,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:46","end":"04:46","startHours":27.771534407349478,"endHours":28.771534407349478,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:46","end":"05:46","startHours":28.771534407349478,"endHours":29.771534407349478,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:46","end":"06:46","startHours":29.771534407349478,"endHours":30.771534407349478,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.02259825192925,"eotMinutes":-3.705178323396069,"ayanamsa":23.4758}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"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 Dvādaśī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 January 1, 1973 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"January 1, 1973 CE for Kozhikode (Calicut), Kerala: Kṛṣṇa Dvādaśī, sūryodaya 06:46, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/1973-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/1973-01-01","sa":"https://sa.vidhyamitra.com/city/kozhikode/1973-01-01","hi":"https://hi.vidhyamitra.com/city/kozhikode/1973-01-01","x-default":"https://vidhyamitra.com/city/kozhikode/1973-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T14:00:42.561Z","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":"2026-06-02T14:00:42.561Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T14:00:42.561Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}