{"id":"vidhyamitra:city-day:thiruvananthapuram:2000-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thiruvananthapuram/2000-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2000-10-01","date_display":"October 1, 2000 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":2000,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451818.770833,"kali_year":5102,"ahargana":1863353.2708,"sun":{"sidereal_longitude":163.5644,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.045,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.4805,"elapsed_within_tithi_degrees":5.4805},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.045,"elapsed_within_degrees":5.045},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":8.6094},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2000,"month":10,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451818.770833,"ahargana":1863353.2708,"kali_year":5102,"ayanamsa_lahiri":23.8635,"grahas":{"sun":{"sidereal_longitude":164.31195000000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":204.49694999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":4.0951},"mars":{"sidereal_longitude":134.91385000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":189.19135000000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":47.33125000000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":193.96614999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":36.73315000000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":90.5766,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":270.5766,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2000,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451818.770833,"kali_year":5102,"ahargana":1863353.2708,"sun":{"sidereal_longitude":163.5644,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.045,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.4805,"elapsed_within_tithi_degrees":5.4805},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.045,"elapsed_within_degrees":5.045},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":8.6094},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.095,"elongation":41.481},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.095,"opposition_distance":138.519}},"eclipse_window_40days":[]},"city":{"slug":"thiruvananthapuram","name":"Thiruvananthapuram, Kerala","lat":8.5241,"lon":76.9366,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thiruvananthapuram","name":"Thiruvananthapuram, Kerala","lat":8.5241,"lon":76.9366,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"sunriseLocal":"06:10","sunsetLocal":"18:13","solarNoonLocal":"12:11","dayLengthHours":12.0476188493301,"dayLengthDisplay":"12 Hours 02 Mins 51 Secs","nightLengthDisplay":"11 Hours 57 Mins 09 Secs","moonriseLocal":"09:00","moonsetLocal":"20:44","rahuKala":{"name":"Rāhu Kāla","start":"16:42","end":"18:13","startHours":16.70262099872238,"endHours":18.208573354888642,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:11","end":"13:41","startHours":12.184763930223593,"endHours":13.690716286389854,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:12","end":"16:42","startHours":15.196668642556117,"endHours":16.70262099872238,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:22","startHours":8.972065570402233,"endHours":9.373652865379903,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"06:59","startHours":6.66293862428063,"endHours":6.984208460262766,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:35","startHours":11.783176635245923,"endHours":12.586351225201263,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:21","startHours":4.554605325647863,"endHours":5.357779915603203,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:10","startHours":5.156986268114368,"endHours":6.160954505558543,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:00","startHours":14.192700405111943,"endHours":14.995874995067282,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.008573354888643,"endHours":18.40857335488864,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:43","startHours":18.208573354888642,"endHours":18.71055747361073,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.958573354888642,"endHours":19.708573354888642,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:35","startHours":23.783176635245923,"endHours":24.586351225201263,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:10","end":"07:40","startHours":6.160954505558543,"endHours":7.666906861724805,"quality":"inauspicious"},{"name":"Chala","start":"07:40","end":"09:10","startHours":7.666906861724805,"endHours":9.172859217891068,"quality":"neutral"},{"name":"Labha","start":"09:10","end":"10:41","startHours":9.172859217891068,"endHours":10.678811574057331,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"12:11","startHours":10.678811574057331,"endHours":12.184763930223593,"quality":"auspicious"},{"name":"Kāla","start":"12:11","end":"13:41","startHours":12.184763930223593,"endHours":13.690716286389854,"quality":"inauspicious"},{"name":"Śubha","start":"13:41","end":"15:12","startHours":13.690716286389854,"endHours":15.196668642556117,"quality":"auspicious"},{"name":"Roga","start":"15:12","end":"16:42","startHours":15.196668642556117,"endHours":16.70262099872238,"quality":"inauspicious"},{"name":"Udveg","start":"16:42","end":"18:13","startHours":16.70262099872238,"endHours":18.208573354888642,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:13","end":"19:42","startHours":18.208573354888642,"endHours":19.70262099872238,"quality":"auspicious"},{"name":"Roga","start":"19:42","end":"21:12","startHours":19.70262099872238,"endHours":21.19666864255612,"quality":"inauspicious"},{"name":"Udveg","start":"21:12","end":"22:41","startHours":21.19666864255612,"endHours":22.690716286389854,"quality":"inauspicious"},{"name":"Chala","start":"22:41","end":"00:11","startHours":22.690716286389854,"endHours":24.184763930223593,"quality":"neutral"},{"name":"Labha","start":"00:11","end":"01:41","startHours":24.184763930223593,"endHours":25.67881157405733,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"03:10","startHours":25.67881157405733,"endHours":27.172859217891066,"quality":"auspicious"},{"name":"Kāla","start":"03:10","end":"04:40","startHours":27.172859217891066,"endHours":28.666906861724804,"quality":"inauspicious"},{"name":"Śubha","start":"04:40","end":"06:10","startHours":28.666906861724804,"endHours":30.160954505558543,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:10","end":"07:10","startHours":6.160954505558543,"endHours":7.160954505558543,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:10","end":"08:10","startHours":7.160954505558543,"endHours":8.160954505558543,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:10","end":"09:10","startHours":8.160954505558543,"endHours":9.160954505558543,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:10","end":"10:10","startHours":9.160954505558543,"endHours":10.160954505558543,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:10","end":"11:10","startHours":10.160954505558543,"endHours":11.160954505558543,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:10","end":"12:10","startHours":11.160954505558543,"endHours":12.160954505558543,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:10","end":"13:10","startHours":12.160954505558543,"endHours":13.160954505558543,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:10","end":"14:10","startHours":13.160954505558543,"endHours":14.160954505558543,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:10","end":"15:10","startHours":14.160954505558543,"endHours":15.160954505558543,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:10","end":"16:10","startHours":15.160954505558543,"endHours":16.160954505558543,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:10","end":"17:10","startHours":16.160954505558543,"endHours":17.160954505558543,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:10","end":"18:10","startHours":17.160954505558543,"endHours":18.160954505558543,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:10","end":"19:10","startHours":18.160954505558543,"endHours":19.160954505558543,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:10","end":"20:10","startHours":19.160954505558543,"endHours":20.160954505558543,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:10","end":"21:10","startHours":20.160954505558543,"endHours":21.160954505558543,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:10","end":"22:10","startHours":21.160954505558543,"endHours":22.160954505558543,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:10","end":"23:10","startHours":22.160954505558543,"endHours":23.160954505558543,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:10","end":"00:10","startHours":23.160954505558543,"endHours":24.160954505558543,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:10","end":"01:10","startHours":24.160954505558543,"endHours":25.160954505558543,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:10","end":"02:10","startHours":25.160954505558543,"endHours":26.160954505558543,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:10","end":"03:10","startHours":26.160954505558543,"endHours":27.160954505558543,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:10","end":"04:10","startHours":27.160954505558543,"endHours":28.160954505558543,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:10","end":"05:10","startHours":28.160954505558543,"endHours":29.160954505558543,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:10","end":"06:10","startHours":29.160954505558543,"endHours":30.160954505558543,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-3.242349432646035,"eotMinutes":11.167764186584405,"ayanamsa":23.8635}},"calendars":{"vikram_samvat":2057,"vikram_samvatsara":"Vijaya","saka_samvat":1922,"saka_samvatsara":"Vikrama","bengali_samvat":1407,"malayalam_era":1176,"nanakshahi_year":531,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturthī · Vikram 2057 Vijaya · Śaka 1922 Vikrama"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"thiruvananthapuram"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 1, 2000 CE · Thiruvananthapuram, Kerala · Vidhyamitra","description":"October 1, 2000 CE for Thiruvananthapuram, Kerala: Śukla Caturthī, sūryodaya 06:10, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thiruvananthapuram/2000-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thiruvananthapuram/2000-10-01","sa":"https://sa.vidhyamitra.com/city/thiruvananthapuram/2000-10-01","hi":"https://hi.vidhyamitra.com/city/thiruvananthapuram/2000-10-01","x-default":"https://vidhyamitra.com/city/thiruvananthapuram/2000-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T12:15:45.525Z","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":"2026-06-03T12:15:45.525Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T12:15:45.525Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}