{"id":"vidhyamitra:city-day:kozhikode:2102-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/2102-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-01-13","date_display":"January 13, 2102 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":2102,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488811.770833,"kali_year":5203,"ahargana":1900346.2708,"sun":{"sidereal_longitude":266.7297,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":187.7157,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":280.986,"elapsed_within_tithi_degrees":4.986},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.7157,"elapsed_within_degrees":1.049},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.4454},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2102,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488811.770833,"ahargana":1900346.2708,"kali_year":5203,"ayanamsa_lahiri":25.2783,"grahas":{"sun":{"sidereal_longitude":267.11344599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":184.57004600000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":-4.3881},"mars":{"sidereal_longitude":44.719446000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":252.83764599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":228.25524599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":230.57494599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":202.23224600000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":290.5095,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":110.5095,"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":2102,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488811.770833,"kali_year":5203,"ahargana":1900346.2708,"sun":{"sidereal_longitude":266.7297,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":187.7157,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":280.986,"elapsed_within_tithi_degrees":4.986},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.7157,"elapsed_within_degrees":1.049},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":94.4454},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.388,"elongation":79.014},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.388,"opposition_distance":100.986}},"eclipse_window_40days":[{"offset_days":6,"type":"solar","occurs":true,"moon_latitude":-1.366,"elongation":0.393}]},"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":"06:50","sunsetLocal":"18:21","solarNoonLocal":"12:36","dayLengthHours":11.520053110822353,"dayLengthDisplay":"11 Hours 31 Mins 12 Secs","nightLengthDisplay":"12 Hours 28 Mins 48 Secs","moonriseLocal":"01:12","moonsetLocal":"12:59","rahuKala":{"name":"Rāhu Kāla","start":"11:09","end":"12:36","startHours":11.151898886003433,"endHours":12.591905524856227,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:28","end":"16:55","startHours":15.471918802561817,"endHours":16.91192544141461,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:16","end":"09:43","startHours":8.271885608297845,"endHours":9.71189224715064,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:54","startHours":9.519891361970267,"endHours":9.903893132331012,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:37","startHours":7.311881182395982,"endHours":7.619082598684578,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:59","startHours":12.207903754495481,"endHours":12.975907295216972,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:04","startHours":5.29587188800207,"endHours":6.063875428723561,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:52","end":"06:50","startHours":5.871874543543188,"endHours":6.831878969445051,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:17","startHours":14.511914376659952,"endHours":15.279917917381443,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.151932080267404,"endHours":18.551932080267402,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:50","startHours":18.351932080267403,"endHours":18.831934293218335,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.101932080267403,"endHours":19.851932080267403,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:59","startHours":24.207903754495483,"endHours":24.97590729521697,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:50","end":"08:16","startHours":6.831878969445051,"endHours":8.271885608297845,"quality":"neutral"},{"name":"Labha","start":"08:16","end":"09:43","startHours":8.271885608297845,"endHours":9.71189224715064,"quality":"auspicious"},{"name":"Amṛta","start":"09:43","end":"11:09","startHours":9.71189224715064,"endHours":11.151898886003433,"quality":"auspicious"},{"name":"Kāla","start":"11:09","end":"12:36","startHours":11.151898886003433,"endHours":12.591905524856227,"quality":"inauspicious"},{"name":"Śubha","start":"12:36","end":"14:02","startHours":12.591905524856227,"endHours":14.031912163709022,"quality":"auspicious"},{"name":"Roga","start":"14:02","end":"15:28","startHours":14.031912163709022,"endHours":15.471918802561817,"quality":"inauspicious"},{"name":"Udveg","start":"15:28","end":"16:55","startHours":15.471918802561817,"endHours":16.91192544141461,"quality":"inauspicious"},{"name":"Chala","start":"16:55","end":"18:21","startHours":16.91192544141461,"endHours":18.351932080267403,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:21","end":"19:55","startHours":18.351932080267403,"endHours":19.91192544141461,"quality":"inauspicious"},{"name":"Udveg","start":"19:55","end":"21:28","startHours":19.91192544141461,"endHours":21.471918802561817,"quality":"inauspicious"},{"name":"Chala","start":"21:28","end":"23:02","startHours":21.471918802561817,"endHours":23.03191216370902,"quality":"neutral"},{"name":"Labha","start":"23:02","end":"00:36","startHours":23.03191216370902,"endHours":24.591905524856227,"quality":"auspicious"},{"name":"Amṛta","start":"00:36","end":"02:09","startHours":24.591905524856227,"endHours":26.151898886003433,"quality":"auspicious"},{"name":"Kāla","start":"02:09","end":"03:43","startHours":26.151898886003433,"endHours":27.711892247150637,"quality":"inauspicious"},{"name":"Śubha","start":"03:43","end":"05:16","startHours":27.711892247150637,"endHours":29.271885608297843,"quality":"auspicious"},{"name":"Roga","start":"05:16","end":"06:50","startHours":29.271885608297843,"endHours":30.83187896944505,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.831878969445051,"endHours":7.831878969445051,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.831878969445051,"endHours":8.83187896944505,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.83187896944505,"endHours":9.83187896944505,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.83187896944505,"endHours":10.83187896944505,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.83187896944505,"endHours":11.83187896944505,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.83187896944505,"endHours":12.83187896944505,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.83187896944505,"endHours":13.83187896944505,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.83187896944505,"endHours":14.83187896944505,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.83187896944505,"endHours":15.83187896944505,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.83187896944505,"endHours":16.83187896944505,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.83187896944505,"endHours":17.83187896944505,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.83187896944505,"endHours":18.83187896944505,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.83187896944505,"endHours":19.83187896944505,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.83187896944505,"endHours":20.83187896944505,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.83187896944505,"endHours":21.83187896944505,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.83187896944505,"endHours":22.83187896944505,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.83187896944505,"endHours":23.83187896944505,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.83187896944505,"endHours":24.83187896944505,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.83187896944505,"endHours":25.83187896944505,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.83187896944505,"endHours":26.83187896944505,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.83187896944505,"endHours":27.83187896944505,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.83187896944505,"endHours":28.83187896944505,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.83187896944505,"endHours":29.83187896944505,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.83187896944505,"endHours":30.83187896944505,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","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":-21.5765387014153,"eotMinutes":-8.635931491373626,"ayanamsa":25.2783}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Navamī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 13, 2102 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"January 13, 2102 CE for Kozhikode (Calicut), Kerala: Kṛṣṇa Navamī, sūryodaya 06:50, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/2102-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/2102-01-13","sa":"https://sa.vidhyamitra.com/city/kozhikode/2102-01-13","hi":"https://hi.vidhyamitra.com/city/kozhikode/2102-01-13","x-default":"https://vidhyamitra.com/city/kozhikode/2102-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:57:46.792Z","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":"2026-06-02T02:57:46.792Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:57:46.792Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}