{"id":"vidhyamitra:city-day:coimbatore:2002-02-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/coimbatore/2002-02-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-02-13","date_display":"February 13, 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":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452318.770833,"kali_year":5103,"ahargana":1863853.2708,"sun":{"sidereal_longitude":300.3587,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":310.1907,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.8321,"elapsed_within_tithi_degrees":9.8321},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.1907,"elapsed_within_degrees":3.5241},"yoga":{"number":19,"name":"Parigha","sum_longitude":250.5494},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452318.770833,"ahargana":1863853.2708,"kali_year":5103,"ayanamsa_lahiri":23.8826,"grahas":{"sun":{"sidereal_longitude":300.2750470000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":308.0377470000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-4.1137},"mars":{"sidereal_longitude":354.291347,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":275.7089470000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":72.10014699999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":307.343747,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":44.07234699999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":64.0842,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":244.0842,"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":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452318.770833,"kali_year":5103,"ahargana":1863853.2708,"sun":{"sidereal_longitude":300.3587,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":310.1907,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.8321,"elapsed_within_tithi_degrees":9.8321},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.1907,"elapsed_within_degrees":3.5241},"yoga":{"number":19,"name":"Parigha","sum_longitude":250.5494},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.114,"elongation":9.832},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.114,"opposition_distance":170.168}},"eclipse_window_40days":[]},"city":{"slug":"coimbatore","name":"Coimbatore, Tamil Nadu","lat":11.0168,"lon":76.9558,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"coimbatore","name":"Coimbatore, Tamil Nadu","lat":11.0168,"lon":76.9558,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:44","sunsetLocal":"18:30","solarNoonLocal":"12:37","dayLengthHours":11.760133358544207,"dayLengthDisplay":"11 Hours 45 Mins 36 Secs","nightLengthDisplay":"12 Hours 14 Mins 24 Secs","moonriseLocal":"07:14","moonsetLocal":"19:02","rahuKala":{"name":"Rāhu Kāla","start":"12:37","end":"14:05","startHours":12.612938754343702,"endHours":14.082955424161728,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:12","end":"09:40","startHours":8.202888744889625,"endHours":9.672905414707651,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:09","end":"12:37","startHours":11.142922084525676,"endHours":12.612938754343702,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:52","startHours":9.476903192065247,"endHours":9.868907637350055,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:32","startHours":7.2228776316776075,"endHours":7.536481187905453,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"13:00","startHours":12.220934309058896,"endHours":13.004943199628508,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:57","startHours":5.164854293932372,"endHours":5.9488631845019855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:44","startHours":5.752860961859582,"endHours":6.732872075071599,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:21","startHours":14.572960980767737,"endHours":15.356969871337352,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.293005433615807,"endHours":18.693005433615806,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"18:59","startHours":18.493005433615807,"endHours":18.983010990221814,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.243005433615807,"endHours":19.993005433615807,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"01:00","startHours":24.220934309058894,"endHours":25.00494319962851,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:44","end":"08:12","startHours":6.732872075071599,"endHours":8.202888744889625,"quality":"auspicious"},{"name":"Amṛta","start":"08:12","end":"09:40","startHours":8.202888744889625,"endHours":9.672905414707651,"quality":"auspicious"},{"name":"Kāla","start":"09:40","end":"11:09","startHours":9.672905414707651,"endHours":11.142922084525676,"quality":"inauspicious"},{"name":"Śubha","start":"11:09","end":"12:37","startHours":11.142922084525676,"endHours":12.612938754343702,"quality":"auspicious"},{"name":"Roga","start":"12:37","end":"14:05","startHours":12.612938754343702,"endHours":14.082955424161728,"quality":"inauspicious"},{"name":"Udveg","start":"14:05","end":"15:33","startHours":14.082955424161728,"endHours":15.552972093979754,"quality":"inauspicious"},{"name":"Chala","start":"15:33","end":"17:01","startHours":15.552972093979754,"endHours":17.02298876379778,"quality":"neutral"},{"name":"Labha","start":"17:01","end":"18:30","startHours":17.02298876379778,"endHours":18.493005433615807,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:30","end":"20:01","startHours":18.493005433615807,"endHours":20.02298876379778,"quality":"inauspicious"},{"name":"Chala","start":"20:01","end":"21:33","startHours":20.02298876379778,"endHours":21.552972093979754,"quality":"neutral"},{"name":"Labha","start":"21:33","end":"23:05","startHours":21.552972093979754,"endHours":23.082955424161728,"quality":"auspicious"},{"name":"Amṛta","start":"23:05","end":"00:37","startHours":23.082955424161728,"endHours":24.612938754343702,"quality":"auspicious"},{"name":"Kāla","start":"00:37","end":"02:09","startHours":24.612938754343702,"endHours":26.142922084525676,"quality":"inauspicious"},{"name":"Śubha","start":"02:09","end":"03:40","startHours":26.142922084525676,"endHours":27.67290541470765,"quality":"auspicious"},{"name":"Roga","start":"03:40","end":"05:12","startHours":27.67290541470765,"endHours":29.202888744889627,"quality":"inauspicious"},{"name":"Udveg","start":"05:12","end":"06:44","startHours":29.202888744889627,"endHours":30.732872075071597,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.732872075071599,"endHours":7.732872075071599,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.732872075071599,"endHours":8.7328720750716,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.7328720750716,"endHours":9.7328720750716,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.7328720750716,"endHours":10.7328720750716,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.7328720750716,"endHours":11.7328720750716,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.7328720750716,"endHours":12.7328720750716,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.7328720750716,"endHours":13.7328720750716,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.7328720750716,"endHours":14.7328720750716,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.7328720750716,"endHours":15.7328720750716,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.7328720750716,"endHours":16.732872075071597,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.732872075071597,"endHours":17.732872075071597,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.732872075071597,"endHours":18.732872075071597,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.732872075071597,"endHours":19.732872075071597,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.732872075071597,"endHours":20.732872075071597,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.732872075071597,"endHours":21.732872075071597,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.732872075071597,"endHours":22.732872075071597,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.732872075071597,"endHours":23.732872075071597,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.732872075071597,"endHours":24.732872075071597,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.732872075071597,"endHours":25.732872075071597,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.732872075071597,"endHours":26.732872075071597,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.732872075071597,"endHours":27.732872075071597,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.732872075071597,"endHours":28.732872075071597,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.732872075071597,"endHours":29.732872075071597,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.732872075071597,"endHours":30.732872075071597,"planetary_lord":"Sun"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.467575460849355,"eotMinutes":-14.599525260622107,"ayanamsa":23.8826}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pratipada · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"coimbatore"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 13, 2002 CE · Coimbatore, Tamil Nadu · Vidhyamitra","description":"February 13, 2002 CE for Coimbatore, Tamil Nadu: Śukla Pratipada, sūryodaya 06:44, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/coimbatore/2002-02-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/coimbatore/2002-02-13","sa":"https://sa.vidhyamitra.com/city/coimbatore/2002-02-13","hi":"https://hi.vidhyamitra.com/city/coimbatore/2002-02-13","x-default":"https://vidhyamitra.com/city/coimbatore/2002-02-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:10:25.012Z","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":"2026-06-02T13:10:25.012Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:10:25.012Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}