{"id":"vidhyamitra:city-day:kozhikode:2017-08-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2017-08-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-08-20","date_display":"August 20, 2017 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":2017,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457985.770833,"kali_year":5119,"ahargana":1869520.2708,"sun":{"sidereal_longitude":122.4527,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":101.2789,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.8262,"elapsed_within_tithi_degrees":2.8262},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.2789,"elapsed_within_degrees":7.9456},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":223.7316},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2017,"month":8,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457985.770833,"ahargana":1869520.2708,"kali_year":5119,"ayanamsa_lahiri":24.0993,"grahas":{"sun":{"sidereal_longitude":123.132026,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":100.15252599999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":-1.7235},"mars":{"sidereal_longitude":115.239826,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":135.19192600000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":175.46482600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":88.35832600000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":236.95192599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":123.8193,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":303.8193,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457985.770833,"kali_year":5119,"ahargana":1869520.2708,"sun":{"sidereal_longitude":122.4527,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":101.2789,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.8262,"elapsed_within_tithi_degrees":2.8262},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.2789,"elapsed_within_degrees":7.9456},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":223.7316},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.723,"elongation":21.174},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.723,"opposition_distance":158.826}},"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":"06:16","sunsetLocal":"18:43","solarNoonLocal":"12:30","dayLengthHours":12.451469234393036,"dayLengthDisplay":"12 Hours 27 Mins 05 Secs","nightLengthDisplay":"11 Hours 32 Mins 55 Secs","moonriseLocal":"04:40","moonsetLocal":"17:16","rahuKala":{"name":"Rāhu Kāla","start":"17:10","end":"18:43","startHours":17.16810781140623,"endHours":18.724541465705357,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:30","end":"14:03","startHours":12.498806848508838,"endHours":14.055240502807969,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:37","end":"17:10","startHours":15.611674157107098,"endHours":17.16810781140623,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:36","startHours":9.178415052670697,"endHours":9.593464027150464,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:07","startHours":6.7918834494120315,"endHours":7.123922628995846,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:55","startHours":12.08375787402907,"endHours":12.913855822988607,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:37","end":"05:27","startHours":4.61287633339325,"endHours":5.442974282352786,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:16","startHours":5.235449795112902,"endHours":6.273072231312321,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:24","startHours":14.574051720907677,"endHours":15.404149669867213,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:31","end":"18:55","startHours":18.524541465705358,"endHours":18.924541465705357,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:43","end":"19:15","startHours":18.724541465705357,"endHours":19.243352683805067,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:28","end":"20:13","startHours":18.474541465705357,"endHours":20.224541465705357,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:55","startHours":24.08375787402907,"endHours":24.913855822988605,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:16","end":"07:50","startHours":6.273072231312321,"endHours":7.829505885611451,"quality":"inauspicious"},{"name":"Chala","start":"07:50","end":"09:23","startHours":7.829505885611451,"endHours":9.38593953991058,"quality":"neutral"},{"name":"Labha","start":"09:23","end":"10:57","startHours":9.38593953991058,"endHours":10.94237319420971,"quality":"auspicious"},{"name":"Amṛta","start":"10:57","end":"12:30","startHours":10.94237319420971,"endHours":12.498806848508838,"quality":"auspicious"},{"name":"Kāla","start":"12:30","end":"14:03","startHours":12.498806848508838,"endHours":14.055240502807969,"quality":"inauspicious"},{"name":"Śubha","start":"14:03","end":"15:37","startHours":14.055240502807969,"endHours":15.611674157107098,"quality":"auspicious"},{"name":"Roga","start":"15:37","end":"17:10","startHours":15.611674157107098,"endHours":17.16810781140623,"quality":"inauspicious"},{"name":"Udveg","start":"17:10","end":"18:43","startHours":17.16810781140623,"endHours":18.724541465705357,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:43","end":"20:10","startHours":18.724541465705357,"endHours":20.168107811406227,"quality":"auspicious"},{"name":"Roga","start":"20:10","end":"21:37","startHours":20.168107811406227,"endHours":21.6116741571071,"quality":"inauspicious"},{"name":"Udveg","start":"21:37","end":"23:03","startHours":21.6116741571071,"endHours":23.05524050280797,"quality":"inauspicious"},{"name":"Chala","start":"23:03","end":"00:30","startHours":23.05524050280797,"endHours":24.49880684850884,"quality":"neutral"},{"name":"Labha","start":"00:30","end":"01:57","startHours":24.49880684850884,"endHours":25.942373194209708,"quality":"auspicious"},{"name":"Amṛta","start":"01:57","end":"03:23","startHours":25.942373194209708,"endHours":27.38593953991058,"quality":"auspicious"},{"name":"Kāla","start":"03:23","end":"04:50","startHours":27.38593953991058,"endHours":28.82950588561145,"quality":"inauspicious"},{"name":"Śubha","start":"04:50","end":"06:16","startHours":28.82950588561145,"endHours":30.27307223131232,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.273072231312321,"endHours":7.273072231312321,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.273072231312321,"endHours":8.273072231312321,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.273072231312321,"endHours":9.273072231312321,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.273072231312321,"endHours":10.273072231312321,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.273072231312321,"endHours":11.273072231312321,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.273072231312321,"endHours":12.273072231312321,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.273072231312321,"endHours":13.273072231312321,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.273072231312321,"endHours":14.273072231312321,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.273072231312321,"endHours":15.273072231312321,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.273072231312321,"endHours":16.27307223131232,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.27307223131232,"endHours":17.27307223131232,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.27307223131232,"endHours":18.27307223131232,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.27307223131232,"endHours":19.27307223131232,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.27307223131232,"endHours":20.27307223131232,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.27307223131232,"endHours":21.27307223131232,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.27307223131232,"endHours":22.27307223131232,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.27307223131232,"endHours":23.27307223131232,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.27307223131232,"endHours":24.27307223131232,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.27307223131232,"endHours":25.27307223131232,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.27307223131232,"endHours":26.27307223131232,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.27307223131232,"endHours":27.27307223131232,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.27307223131232,"endHours":28.27307223131232,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.27307223131232,"endHours":29.27307223131232,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.27307223131232,"endHours":30.27307223131232,"planetary_lord":"Jupiter"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.431492497445312,"eotMinutes":-3.0500109105302213,"ayanamsa":24.0993}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturdaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 August 20, 2017 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"August 20, 2017 CE for Kozhikode (Calicut), Kerala: Kṛṣṇa Caturdaśī, sūryodaya 06:16, sūryāsta 18:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2017-08-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2017-08-20","sa":"https://sa.vidhyamitra.com/city/kozhikode/2017-08-20","hi":"https://hi.vidhyamitra.com/city/kozhikode/2017-08-20","x-default":"https://vidhyamitra.com/city/kozhikode/2017-08-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:45:17.151Z","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":"2026-05-31T19:45:17.151Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:45:17.151Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}