{"id":"vidhyamitra:city-day:kozhikode:2159-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2159-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2159-09-13","date_display":"September 13, 2159 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":2159,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509873.770833,"kali_year":5261,"ahargana":1921408.2708,"sun":{"sidereal_longitude":142.9284,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":158.1077,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.1794,"elapsed_within_tithi_degrees":3.1794},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":158.1077,"elapsed_within_degrees":11.4411},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.0361},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2159,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509873.770833,"ahargana":1921408.2708,"kali_year":5261,"ayanamsa_lahiri":26.0839,"grahas":{"sun":{"sidereal_longitude":144.03222200000005,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":157.55382199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":-4.4716},"mars":{"sidereal_longitude":248.12642200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":167.99902199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":169.42252200000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":95.81102199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":178.91252199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":254.5433,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":74.5433,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2159,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509873.770833,"kali_year":5261,"ahargana":1921408.2708,"sun":{"sidereal_longitude":142.9284,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":158.1077,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.1794,"elapsed_within_tithi_degrees":3.1794},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":158.1077,"elapsed_within_degrees":11.4411},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.0361},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.472,"elongation":15.179},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.472,"opposition_distance":164.821}},"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":"18:29","solarNoonLocal":"12:22","dayLengthHours":12.217606378896015,"dayLengthDisplay":"12 Hours 13 Mins 03 Secs","nightLengthDisplay":"11 Hours 46 Mins 57 Secs","moonriseLocal":"07:15","moonsetLocal":"19:17","rahuKala":{"name":"Rāhu Kāla","start":"13:54","end":"15:25","startHours":13.8959429485309,"endHours":15.4231437458929,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:16","end":"07:47","startHours":6.2599389617208905,"endHours":7.787139759082892,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:19","end":"10:50","startHours":9.314340556444893,"endHours":10.841541353806896,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:31","startHours":9.110713783463293,"endHours":9.517967329426494,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:06","startHours":6.769005894174891,"endHours":7.094808730945452,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:47","startHours":11.961488605205698,"endHours":12.7759956971321,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:27","startHours":4.630924777868088,"endHours":5.44543186979449,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:16","startHours":5.2418050968128895,"endHours":6.2599389617208905,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:13","startHours":14.405009880984903,"endHours":15.219516972911304,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.277545340616907,"endHours":18.677545340616906,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:59","startHours":18.477545340616906,"endHours":18.986612273070907,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.227545340616906,"endHours":19.977545340616906,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:47","startHours":23.961488605205698,"endHours":24.7759956971321,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:16","end":"07:47","startHours":6.2599389617208905,"endHours":7.787139759082892,"quality":"auspicious"},{"name":"Roga","start":"07:47","end":"09:19","startHours":7.787139759082892,"endHours":9.314340556444893,"quality":"inauspicious"},{"name":"Udveg","start":"09:19","end":"10:50","startHours":9.314340556444893,"endHours":10.841541353806896,"quality":"inauspicious"},{"name":"Chala","start":"10:50","end":"12:22","startHours":10.841541353806896,"endHours":12.368742151168899,"quality":"neutral"},{"name":"Labha","start":"12:22","end":"13:54","startHours":12.368742151168899,"endHours":13.8959429485309,"quality":"auspicious"},{"name":"Amṛta","start":"13:54","end":"15:25","startHours":13.8959429485309,"endHours":15.4231437458929,"quality":"auspicious"},{"name":"Kāla","start":"15:25","end":"16:57","startHours":15.4231437458929,"endHours":16.950344543254904,"quality":"inauspicious"},{"name":"Śubha","start":"16:57","end":"18:29","startHours":16.950344543254904,"endHours":18.477545340616906,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:29","end":"19:57","startHours":18.477545340616906,"endHours":19.950344543254904,"quality":"auspicious"},{"name":"Kāla","start":"19:57","end":"21:25","startHours":19.950344543254904,"endHours":21.4231437458929,"quality":"inauspicious"},{"name":"Śubha","start":"21:25","end":"22:54","startHours":21.4231437458929,"endHours":22.8959429485309,"quality":"auspicious"},{"name":"Roga","start":"22:54","end":"00:22","startHours":22.8959429485309,"endHours":24.3687421511689,"quality":"inauspicious"},{"name":"Udveg","start":"00:22","end":"01:50","startHours":24.3687421511689,"endHours":25.841541353806896,"quality":"inauspicious"},{"name":"Chala","start":"01:50","end":"03:19","startHours":25.841541353806896,"endHours":27.314340556444897,"quality":"neutral"},{"name":"Labha","start":"03:19","end":"04:47","startHours":27.314340556444897,"endHours":28.787139759082894,"quality":"auspicious"},{"name":"Amṛta","start":"04:47","end":"06:16","startHours":28.787139759082894,"endHours":30.25993896172089,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.2599389617208905,"endHours":7.2599389617208905,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.2599389617208905,"endHours":8.259938961720891,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.259938961720891,"endHours":9.259938961720891,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.259938961720891,"endHours":10.259938961720891,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.259938961720891,"endHours":11.259938961720891,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.259938961720891,"endHours":12.259938961720891,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.259938961720891,"endHours":13.259938961720891,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.259938961720891,"endHours":14.259938961720891,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.259938961720891,"endHours":15.259938961720891,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.259938961720891,"endHours":16.25993896172089,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.25993896172089,"endHours":17.25993896172089,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.25993896172089,"endHours":18.25993896172089,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.25993896172089,"endHours":19.25993896172089,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.25993896172089,"endHours":20.25993896172089,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.25993896172089,"endHours":21.25993896172089,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.25993896172089,"endHours":22.25993896172089,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.25993896172089,"endHours":23.25993896172089,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.25993896172089,"endHours":24.25993896172089,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.25993896172089,"endHours":25.25993896172089,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.25993896172089,"endHours":26.25993896172089,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.25993896172089,"endHours":27.25993896172089,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.25993896172089,"endHours":28.25993896172089,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.25993896172089,"endHours":29.25993896172089,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.25993896172089,"endHours":30.25993896172089,"planetary_lord":"Moon"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":3.9147158240735442,"eotMinutes":4.753870929866006,"ayanamsa":26.0839}},"calendars":{"vikram_samvat":2216,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2081,"saka_samvatsara":"Siddhārthī","bengali_samvat":1566,"malayalam_era":1335,"nanakshahi_year":690,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","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 Śukla Dvitīyā · Vikram 2216 Aṅgirasa · Śaka 2081 Siddhārthī"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 September 13, 2159 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"September 13, 2159 CE for Kozhikode (Calicut), Kerala: Śukla Dvitīyā, sūryodaya 06:16, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2159-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2159-09-13","sa":"https://sa.vidhyamitra.com/city/kozhikode/2159-09-13","hi":"https://hi.vidhyamitra.com/city/kozhikode/2159-09-13","x-default":"https://vidhyamitra.com/city/kozhikode/2159-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T06:21:47.294Z","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":"2026-06-04T06:21:47.294Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T06:21:47.294Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}