{"id":"vidhyamitra:city-day:kozhikode:1990-05-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/1990-05-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-05-07","date_display":"May 7, 1990 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":1990,"month":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448018.770833,"kali_year":5092,"ahargana":1859553.2708,"sun":{"sidereal_longitude":22.5679,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":171.2559,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.688,"elapsed_within_tithi_degrees":4.688},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.2559,"elapsed_within_degrees":11.2559},"yoga":{"number":15,"name":"Vajra","sum_longitude":193.8238},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":1990,"month":5,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448018.770833,"ahargana":1859553.2708,"kali_year":5092,"ayanamsa_lahiri":23.7181,"grahas":{"sun":{"sidereal_longitude":22.515738,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":172.12893800000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":-3.8698},"mars":{"sidereal_longitude":318.42333800000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":17.908338000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":74.36143800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":339.674238,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":271.392838,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":291.9189,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":111.9189,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"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":1990,"month":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448018.770833,"kali_year":5092,"ahargana":1859553.2708,"sun":{"sidereal_longitude":22.5679,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":171.2559,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.688,"elapsed_within_tithi_degrees":4.688},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.2559,"elapsed_within_degrees":11.2559},"yoga":{"number":15,"name":"Vajra","sum_longitude":193.8238},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.87,"elongation":148.688},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.87,"opposition_distance":31.312}},"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":"06:06","sunsetLocal":"18:41","solarNoonLocal":"12:23","dayLengthHours":12.574801517452848,"dayLengthDisplay":"12 Hours 34 Mins 29 Secs","nightLengthDisplay":"11 Hours 25 Mins 31 Secs","moonriseLocal":"16:24","moonsetLocal":"04:19","rahuKala":{"name":"Rāhu Kāla","start":"07:40","end":"09:15","startHours":7.673895087505084,"endHours":9.245745277186689,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:49","end":"12:23","startHours":10.817595466868296,"endHours":12.389445656549903,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:58","end":"15:32","startHours":13.961295846231508,"endHours":15.533146035913113,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:27","startHours":9.03616525189581,"endHours":9.45532530247757,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.62599496105068,"endHours":6.96132300151609,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:49","startHours":11.970285605968142,"endHours":12.808605707131663,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:16","startHours":4.4254046954964315,"endHours":5.263724796659955,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:06","startHours":5.054144771369074,"endHours":6.102044897823478,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:19","startHours":14.485245909458708,"endHours":15.323566010622232,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.476846415276327,"endHours":18.876846415276326,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:12","startHours":18.676846415276326,"endHours":19.200796478503527,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.426846415276326,"endHours":20.176846415276326,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:49","startHours":23.97028560596814,"endHours":24.808605707131665,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:06","end":"07:40","startHours":6.102044897823478,"endHours":7.673895087505084,"quality":"auspicious"},{"name":"Kāla","start":"07:40","end":"09:15","startHours":7.673895087505084,"endHours":9.245745277186689,"quality":"inauspicious"},{"name":"Śubha","start":"09:15","end":"10:49","startHours":9.245745277186689,"endHours":10.817595466868296,"quality":"auspicious"},{"name":"Roga","start":"10:49","end":"12:23","startHours":10.817595466868296,"endHours":12.389445656549903,"quality":"inauspicious"},{"name":"Udveg","start":"12:23","end":"13:58","startHours":12.389445656549903,"endHours":13.961295846231508,"quality":"inauspicious"},{"name":"Chala","start":"13:58","end":"15:32","startHours":13.961295846231508,"endHours":15.533146035913113,"quality":"neutral"},{"name":"Labha","start":"15:32","end":"17:06","startHours":15.533146035913113,"endHours":17.10499622559472,"quality":"auspicious"},{"name":"Amṛta","start":"17:06","end":"18:41","startHours":17.10499622559472,"endHours":18.676846415276326,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:41","end":"20:06","startHours":18.676846415276326,"endHours":20.10499622559472,"quality":"neutral"},{"name":"Labha","start":"20:06","end":"21:32","startHours":20.10499622559472,"endHours":21.533146035913113,"quality":"auspicious"},{"name":"Amṛta","start":"21:32","end":"22:58","startHours":21.533146035913113,"endHours":22.961295846231508,"quality":"auspicious"},{"name":"Kāla","start":"22:58","end":"00:23","startHours":22.961295846231508,"endHours":24.389445656549903,"quality":"inauspicious"},{"name":"Śubha","start":"00:23","end":"01:49","startHours":24.389445656549903,"endHours":25.817595466868298,"quality":"auspicious"},{"name":"Roga","start":"01:49","end":"03:15","startHours":25.817595466868298,"endHours":27.245745277186693,"quality":"inauspicious"},{"name":"Udveg","start":"03:15","end":"04:40","startHours":27.245745277186693,"endHours":28.673895087505084,"quality":"inauspicious"},{"name":"Chala","start":"04:40","end":"06:06","startHours":28.673895087505084,"endHours":30.10204489782348,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.102044897823478,"endHours":7.102044897823478,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.102044897823478,"endHours":8.102044897823479,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.102044897823479,"endHours":9.102044897823479,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.102044897823479,"endHours":10.102044897823479,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.102044897823479,"endHours":11.102044897823479,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.102044897823479,"endHours":12.102044897823479,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.102044897823479,"endHours":13.102044897823479,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.102044897823479,"endHours":14.102044897823479,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.102044897823479,"endHours":15.102044897823479,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.102044897823479,"endHours":16.10204489782348,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.10204489782348,"endHours":17.10204489782348,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.10204489782348,"endHours":18.10204489782348,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.10204489782348,"endHours":19.10204489782348,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.10204489782348,"endHours":20.10204489782348,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.10204489782348,"endHours":21.10204489782348,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.10204489782348,"endHours":22.10204489782348,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.10204489782348,"endHours":23.10204489782348,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.10204489782348,"endHours":24.10204489782348,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.10204489782348,"endHours":25.10204489782348,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.10204489782348,"endHours":26.10204489782348,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.10204489782348,"endHours":27.10204489782348,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.10204489782348,"endHours":28.10204489782348,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.10204489782348,"endHours":29.10204489782348,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.10204489782348,"endHours":30.10204489782348,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.69219277226678,"eotMinutes":3.5116606070058483,"ayanamsa":23.7181}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"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":"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 May 7, 1990 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"May 7, 1990 CE for Kozhikode (Calicut), Kerala: Śukla Trayodaśī, sūryodaya 06:06, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/1990-05-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/1990-05-07","sa":"https://sa.vidhyamitra.com/city/kozhikode/1990-05-07","hi":"https://hi.vidhyamitra.com/city/kozhikode/1990-05-07","x-default":"https://vidhyamitra.com/city/kozhikode/1990-05-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T03:57:41.413Z","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":"2026-06-02T03:57:41.413Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T03:57:41.413Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}