{"id":"vidhyamitra:city-day:chennai:2002-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chennai/2002-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-01-19","date_display":"January 19, 2002 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":2002,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452293.770833,"kali_year":5103,"ahargana":1863828.2708,"sun":{"sidereal_longitude":274.8166,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":338.5861,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.7695,"elapsed_within_tithi_degrees":3.7695},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":338.5861,"elapsed_within_degrees":5.2527},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.4027},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2002,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452293.770833,"ahargana":1863828.2708,"kali_year":5103,"ayanamsa_lahiri":23.8816,"grahas":{"sun":{"sidereal_longitude":274.9016019999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":335.27280199999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":-4.4931},"mars":{"sidereal_longitude":336.192402,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":290.6271019999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":74.34130199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":275.9786019999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":44.41670199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":65.4088,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.4088,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2002,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452293.770833,"kali_year":5103,"ahargana":1863828.2708,"sun":{"sidereal_longitude":274.8166,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":338.5861,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.7695,"elapsed_within_tithi_degrees":3.7695},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":338.5861,"elapsed_within_degrees":5.2527},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.4027},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.493,"elongation":63.77},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.493,"opposition_distance":116.23}},"eclipse_window_40days":[]},"city":{"slug":"chennai","name":"Chennai, Tamil Nadu","lat":13.0827,"lon":80.2707,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"mega","elevation_m":6},"tier2":{"city":{"slug":"chennai","name":"Chennai, Tamil Nadu","lat":13.0827,"lon":80.2707,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"mega","elevation_m":6},"sunriseLocal":"06:36","sunsetLocal":"18:03","solarNoonLocal":"12:20","dayLengthHours":11.460927124446812,"dayLengthDisplay":"11 Hours 27 Mins 39 Secs","nightLengthDisplay":"12 Hours 32 Mins 21 Secs","moonriseLocal":"10:19","moonsetLocal":"22:23","rahuKala":{"name":"Rāhu Kāla","start":"09:28","end":"10:54","startHours":9.461089117785303,"endHours":10.893705008341154,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:46","end":"15:11","startHours":13.758936789452857,"endHours":15.191552680008709,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:36","end":"08:02","startHours":6.595857336673601,"endHours":8.028473227229451,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:39","startHours":9.270073665711191,"endHours":9.652104569859418,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:23","startHours":7.073395966858884,"endHours":7.379020690177466,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:43","startHours":11.944289994748779,"endHours":12.708351803045232,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:04","end":"05:50","startHours":5.0677337200806924,"endHours":5.831795528377146,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:38","end":"06:36","startHours":5.640780076303033,"endHours":6.595857336673601,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:00","startHours":14.236475419638142,"endHours":15.000537227934595,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.856784461120412,"endHours":18.25678446112041,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:32","startHours":18.05678446112041,"endHours":18.534323091305694,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.80678446112041,"endHours":19.55678446112041,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:43","startHours":23.94428999474878,"endHours":24.708351803045232,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:36","end":"08:02","startHours":6.595857336673601,"endHours":8.028473227229451,"quality":"inauspicious"},{"name":"Śubha","start":"08:02","end":"09:28","startHours":8.028473227229451,"endHours":9.461089117785303,"quality":"auspicious"},{"name":"Roga","start":"09:28","end":"10:54","startHours":9.461089117785303,"endHours":10.893705008341154,"quality":"inauspicious"},{"name":"Udveg","start":"10:54","end":"12:20","startHours":10.893705008341154,"endHours":12.326320898897006,"quality":"inauspicious"},{"name":"Chala","start":"12:20","end":"13:46","startHours":12.326320898897006,"endHours":13.758936789452857,"quality":"neutral"},{"name":"Labha","start":"13:46","end":"15:11","startHours":13.758936789452857,"endHours":15.191552680008709,"quality":"auspicious"},{"name":"Amṛta","start":"15:11","end":"16:37","startHours":15.191552680008709,"endHours":16.62416857056456,"quality":"auspicious"},{"name":"Kāla","start":"16:37","end":"18:03","startHours":16.62416857056456,"endHours":18.05678446112041,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:03","end":"19:37","startHours":18.05678446112041,"endHours":19.62416857056456,"quality":"auspicious"},{"name":"Amṛta","start":"19:37","end":"21:11","startHours":19.62416857056456,"endHours":21.19155268000871,"quality":"auspicious"},{"name":"Kāla","start":"21:11","end":"22:46","startHours":21.19155268000871,"endHours":22.758936789452857,"quality":"inauspicious"},{"name":"Śubha","start":"22:46","end":"00:20","startHours":22.758936789452857,"endHours":24.326320898897006,"quality":"auspicious"},{"name":"Roga","start":"00:20","end":"01:54","startHours":24.326320898897006,"endHours":25.893705008341154,"quality":"inauspicious"},{"name":"Udveg","start":"01:54","end":"03:28","startHours":25.893705008341154,"endHours":27.461089117785303,"quality":"inauspicious"},{"name":"Chala","start":"03:28","end":"05:02","startHours":27.461089117785303,"endHours":29.02847322722945,"quality":"neutral"},{"name":"Labha","start":"05:02","end":"06:36","startHours":29.02847322722945,"endHours":30.5958573366736,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.595857336673601,"endHours":7.595857336673601,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.595857336673601,"endHours":8.5958573366736,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.5958573366736,"endHours":9.5958573366736,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.5958573366736,"endHours":10.5958573366736,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.5958573366736,"endHours":11.5958573366736,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.5958573366736,"endHours":12.5958573366736,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.5958573366736,"endHours":13.5958573366736,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.5958573366736,"endHours":14.5958573366736,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.5958573366736,"endHours":15.5958573366736,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.5958573366736,"endHours":16.5958573366736,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.5958573366736,"endHours":17.5958573366736,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.5958573366736,"endHours":18.5958573366736,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.5958573366736,"endHours":19.5958573366736,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.5958573366736,"endHours":20.5958573366736,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.5958573366736,"endHours":21.5958573366736,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.5958573366736,"endHours":22.5958573366736,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.5958573366736,"endHours":23.5958573366736,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.5958573366736,"endHours":24.5958573366736,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.5958573366736,"endHours":25.5958573366736,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.5958573366736,"endHours":26.5958573366736,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.5958573366736,"endHours":27.5958573366736,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.5958573366736,"endHours":28.5958573366736,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.5958573366736,"endHours":29.5958573366736,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.5958573366736,"endHours":30.5958573366736,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.40120586872841,"eotMinutes":-10.662053933820344,"ayanamsa":23.8816}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"chennai"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 19, 2002 CE · Chennai, Tamil Nadu · Vidhyamitra","description":"January 19, 2002 CE for Chennai, Tamil Nadu: Śukla Ṣaṣṭhī, sūryodaya 06:36, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chennai/2002-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chennai/2002-01-19","sa":"https://sa.vidhyamitra.com/city/chennai/2002-01-19","hi":"https://hi.vidhyamitra.com/city/chennai/2002-01-19","x-default":"https://vidhyamitra.com/city/chennai/2002-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T14:26:49.435Z","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":"2026-06-02T14:26:49.435Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T14:26:49.435Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}