{"id":"vidhyamitra:city-day:coimbatore:2002-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/coimbatore/2002-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-02-28","date_display":"February 28, 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":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452333.770833,"kali_year":5103,"ahargana":1863868.2708,"sun":{"sidereal_longitude":315.5371,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":143.6041,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.067,"elapsed_within_tithi_degrees":8.067},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":143.6041,"elapsed_within_degrees":10.2708},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.1412},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":2002,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452333.770833,"ahargana":1863868.2708,"kali_year":5103,"ayanamsa_lahiri":23.8832,"grahas":{"sun":{"sidereal_longitude":315.391974,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":144.82687399999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":4.4357},"mars":{"sidereal_longitude":5.004074000000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":289.579074,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":71.65077400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":326.09697400000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":44.427974000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":63.2894,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":243.2894,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"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":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452333.770833,"kali_year":5103,"ahargana":1863868.2708,"sun":{"sidereal_longitude":315.5371,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":143.6041,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.067,"elapsed_within_tithi_degrees":8.067},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":143.6041,"elapsed_within_degrees":10.2708},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.1412},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.436,"elongation":171.933},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.436,"opposition_distance":8.067}},"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":"06:38","sunsetLocal":"18:32","solarNoonLocal":"12:35","dayLengthHours":11.90284395272176,"dayLengthDisplay":"11 Hours 54 Mins 10 Secs","nightLengthDisplay":"12 Hours 05 Mins 50 Secs","moonriseLocal":"19:07","moonsetLocal":"07:19","rahuKala":{"name":"Rāhu Kāla","start":"14:05","end":"15:34","startHours":14.077853141190678,"endHours":15.565708635280899,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:38","end":"08:08","startHours":6.638575670739578,"endHours":8.126431164829798,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:37","end":"11:06","startHours":9.614286658920019,"endHours":11.102142153010238,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:49","startHours":9.415905926374656,"endHours":9.81266739146538,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:27","startHours":7.134527502102984,"endHours":7.451936674175565,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:59","startHours":12.193236182009732,"endHours":12.986759112191182,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:51","startHours":5.051529810376676,"endHours":5.845052740558128,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:39","end":"06:38","startHours":5.646672008012764,"endHours":6.638575670739578,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:22","startHours":14.573804972554086,"endHours":15.367327902735537,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.341419623461338,"endHours":18.741419623461336,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:02","startHours":18.541419623461337,"endHours":19.037371454824743,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.291419623461337,"endHours":20.041419623461337,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:59","startHours":24.19323618200973,"endHours":24.986759112191184,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:38","end":"08:08","startHours":6.638575670739578,"endHours":8.126431164829798,"quality":"auspicious"},{"name":"Roga","start":"08:08","end":"09:37","startHours":8.126431164829798,"endHours":9.614286658920019,"quality":"inauspicious"},{"name":"Udveg","start":"09:37","end":"11:06","startHours":9.614286658920019,"endHours":11.102142153010238,"quality":"inauspicious"},{"name":"Chala","start":"11:06","end":"12:35","startHours":11.102142153010238,"endHours":12.589997647100457,"quality":"neutral"},{"name":"Labha","start":"12:35","end":"14:05","startHours":12.589997647100457,"endHours":14.077853141190678,"quality":"auspicious"},{"name":"Amṛta","start":"14:05","end":"15:34","startHours":14.077853141190678,"endHours":15.565708635280899,"quality":"auspicious"},{"name":"Kāla","start":"15:34","end":"17:03","startHours":15.565708635280899,"endHours":17.053564129371118,"quality":"inauspicious"},{"name":"Śubha","start":"17:03","end":"18:32","startHours":17.053564129371118,"endHours":18.541419623461337,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:32","end":"20:03","startHours":18.541419623461337,"endHours":20.053564129371118,"quality":"auspicious"},{"name":"Kāla","start":"20:03","end":"21:34","startHours":20.053564129371118,"endHours":21.5657086352809,"quality":"inauspicious"},{"name":"Śubha","start":"21:34","end":"23:05","startHours":21.5657086352809,"endHours":23.077853141190676,"quality":"auspicious"},{"name":"Roga","start":"23:05","end":"00:35","startHours":23.077853141190676,"endHours":24.589997647100457,"quality":"inauspicious"},{"name":"Udveg","start":"00:35","end":"02:06","startHours":24.589997647100457,"endHours":26.102142153010238,"quality":"inauspicious"},{"name":"Chala","start":"02:06","end":"03:37","startHours":26.102142153010238,"endHours":27.614286658920015,"quality":"neutral"},{"name":"Labha","start":"03:37","end":"05:08","startHours":27.614286658920015,"endHours":29.126431164829796,"quality":"auspicious"},{"name":"Amṛta","start":"05:08","end":"06:38","startHours":29.126431164829796,"endHours":30.638575670739577,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.638575670739578,"endHours":7.638575670739578,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.638575670739578,"endHours":8.638575670739577,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.638575670739577,"endHours":9.638575670739577,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.638575670739577,"endHours":10.638575670739577,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.638575670739577,"endHours":11.638575670739577,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.638575670739577,"endHours":12.638575670739577,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.638575670739577,"endHours":13.638575670739577,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.638575670739577,"endHours":14.638575670739577,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.638575670739577,"endHours":15.638575670739577,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.638575670739577,"endHours":16.638575670739577,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.638575670739577,"endHours":17.638575670739577,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.638575670739577,"endHours":18.638575670739577,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.638575670739577,"endHours":19.638575670739577,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.638575670739577,"endHours":20.638575670739577,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.638575670739577,"endHours":21.638575670739577,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.638575670739577,"endHours":22.638575670739577,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.638575670739577,"endHours":23.638575670739577,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.638575670739577,"endHours":24.638575670739577,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.638575670739577,"endHours":25.638575670739577,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.638575670739577,"endHours":26.638575670739577,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.638575670739577,"endHours":27.638575670739577,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.638575670739577,"endHours":28.638575670739577,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.638575670739577,"endHours":29.638575670739577,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.638575670739577,"endHours":30.638575670739577,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.09122564778837,"eotMinutes":-13.223058826027486,"ayanamsa":23.8832}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","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":"Phālguna Kṛṣṇa Pratipada · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"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":"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 28, 2002 CE · Coimbatore, Tamil Nadu · Vidhyamitra","description":"February 28, 2002 CE for Coimbatore, Tamil Nadu: Kṛṣṇa Pratipada, sūryodaya 06:38, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/coimbatore/2002-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/coimbatore/2002-02-28","sa":"https://sa.vidhyamitra.com/city/coimbatore/2002-02-28","hi":"https://hi.vidhyamitra.com/city/coimbatore/2002-02-28","x-default":"https://vidhyamitra.com/city/coimbatore/2002-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:41:37.196Z","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":"2026-06-01T21:41:37.196Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:41:37.196Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}