{"id":"vidhyamitra:city-day:vellore:-3137-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vellore/-3137-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3137-10-01","date_display":"October 1, 3138 BCE","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":-3137,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":575541.770833,"kali_year":-35,"ahargana":-12923.7292,"sun":{"sidereal_longitude":220.9433,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":356.8436,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.9003,"elapsed_within_tithi_degrees":3.9003},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.8436,"elapsed_within_degrees":10.1769},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.7868},"karana":{"half_tithi_index":22,"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":-3137,"month":10,"day":1,"hour":6,"minute":30,"calendar":"julian"},"julian_day":575541.770833,"ahargana":-12923.7292,"kali_year":-35,"ayanamsa_lahiri":-47.8971,"grahas":{"sun":{"sidereal_longitude":220.9433,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":356.8436,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-2.3883},"mars":{"sidereal_longitude":113.7235,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":227.4642,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":0.7365,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":201.562,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":276.1576,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":144.7614,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.7614,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":-3137,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":575541.770833,"kali_year":-35,"ahargana":-12923.7292,"sun":{"sidereal_longitude":220.9433,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":356.8436,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.9003,"elapsed_within_tithi_degrees":3.9003},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.8436,"elapsed_within_degrees":10.1769},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.7868},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.388,"elongation":135.9},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.388,"opposition_distance":44.1}},"eclipse_window_40days":[]},"city":{"slug":"vellore","name":"Vellore, Tamil Nadu","lat":12.9165,"lon":79.1325,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"vellore","name":"Vellore, Tamil Nadu","lat":12.9165,"lon":79.1325,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"05:56","sunsetLocal":"18:08","solarNoonLocal":"12:02","dayLengthHours":12.198561823074018,"dayLengthDisplay":"12 Hours 11 Mins 55 Secs","nightLengthDisplay":"11 Hours 48 Mins 05 Secs","moonriseLocal":"15:20","moonsetLocal":"02:51","rahuKala":{"name":"Rāhu Kāla","start":"12:02","end":"13:34","startHours":12.03837059689026,"endHours":13.563190824774512,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:28","end":"08:59","startHours":7.463909913237503,"endHours":8.988730141121755,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:31","end":"12:02","startHours":10.513550369006008,"endHours":12.03837059689026,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:47","end":"09:12","startHours":8.785420777403855,"endHours":9.192039504839656,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:46","startHours":6.447363094648002,"endHours":6.772658076596642,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:27","startHours":11.63175186945446,"endHours":12.44498932432606,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:08","startHours":4.312614775610048,"endHours":5.12585223048165,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:56","startHours":4.922542866763749,"endHours":5.939089685353251,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:53","startHours":14.071464234069262,"endHours":14.884701688940863,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.93765150842727,"endHours":18.337651508427268,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:39","startHours":18.13765150842727,"endHours":18.64592491772202,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.88765150842727,"endHours":19.63765150842727,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:27","startHours":23.631751869454458,"endHours":24.444989324326063,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:56","end":"07:28","startHours":5.939089685353251,"endHours":7.463909913237503,"quality":"auspicious"},{"name":"Amṛta","start":"07:28","end":"08:59","startHours":7.463909913237503,"endHours":8.988730141121755,"quality":"auspicious"},{"name":"Kāla","start":"08:59","end":"10:31","startHours":8.988730141121755,"endHours":10.513550369006008,"quality":"inauspicious"},{"name":"Śubha","start":"10:31","end":"12:02","startHours":10.513550369006008,"endHours":12.03837059689026,"quality":"auspicious"},{"name":"Roga","start":"12:02","end":"13:34","startHours":12.03837059689026,"endHours":13.563190824774512,"quality":"inauspicious"},{"name":"Udveg","start":"13:34","end":"15:05","startHours":13.563190824774512,"endHours":15.088011052658764,"quality":"inauspicious"},{"name":"Chala","start":"15:05","end":"16:37","startHours":15.088011052658764,"endHours":16.612831280543016,"quality":"neutral"},{"name":"Labha","start":"16:37","end":"18:08","startHours":16.612831280543016,"endHours":18.13765150842727,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:08","end":"19:37","startHours":18.13765150842727,"endHours":19.612831280543016,"quality":"inauspicious"},{"name":"Chala","start":"19:37","end":"21:05","startHours":19.612831280543016,"endHours":21.088011052658764,"quality":"neutral"},{"name":"Labha","start":"21:05","end":"22:34","startHours":21.088011052658764,"endHours":22.563190824774512,"quality":"auspicious"},{"name":"Amṛta","start":"22:34","end":"00:02","startHours":22.563190824774512,"endHours":24.03837059689026,"quality":"auspicious"},{"name":"Kāla","start":"00:02","end":"01:31","startHours":24.03837059689026,"endHours":25.51355036900601,"quality":"inauspicious"},{"name":"Śubha","start":"01:31","end":"02:59","startHours":25.51355036900601,"endHours":26.988730141121756,"quality":"auspicious"},{"name":"Roga","start":"02:59","end":"04:28","startHours":26.988730141121756,"endHours":28.4639099132375,"quality":"inauspicious"},{"name":"Udveg","start":"04:28","end":"05:56","startHours":28.4639099132375,"endHours":29.939089685353252,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:56","end":"06:56","startHours":5.939089685353251,"endHours":6.939089685353251,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:56","end":"07:56","startHours":6.939089685353251,"endHours":7.939089685353251,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:56","end":"08:56","startHours":7.939089685353251,"endHours":8.93908968535325,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:56","end":"09:56","startHours":8.93908968535325,"endHours":9.93908968535325,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:56","end":"10:56","startHours":9.93908968535325,"endHours":10.93908968535325,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:56","end":"11:56","startHours":10.93908968535325,"endHours":11.93908968535325,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:56","end":"12:56","startHours":11.93908968535325,"endHours":12.93908968535325,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:56","end":"13:56","startHours":12.93908968535325,"endHours":13.93908968535325,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:56","end":"14:56","startHours":13.93908968535325,"endHours":14.93908968535325,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:56","end":"15:56","startHours":14.93908968535325,"endHours":15.93908968535325,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:56","end":"16:56","startHours":15.93908968535325,"endHours":16.939089685353252,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:56","end":"17:56","startHours":16.939089685353252,"endHours":17.939089685353252,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:56","end":"18:56","startHours":17.939089685353252,"endHours":18.939089685353252,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:56","end":"19:56","startHours":18.939089685353252,"endHours":19.939089685353252,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:56","end":"20:56","startHours":19.939089685353252,"endHours":20.939089685353252,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:56","end":"21:56","startHours":20.939089685353252,"endHours":21.939089685353252,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:56","end":"22:56","startHours":21.939089685353252,"endHours":22.939089685353252,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:56","end":"23:56","startHours":22.939089685353252,"endHours":23.939089685353252,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:56","end":"00:56","startHours":23.939089685353252,"endHours":24.939089685353252,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:56","end":"01:56","startHours":24.939089685353252,"endHours":25.939089685353252,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:56","end":"02:56","startHours":25.939089685353252,"endHours":26.939089685353252,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:56","end":"03:56","startHours":26.939089685353252,"endHours":27.939089685353252,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:56","end":"04:56","startHours":27.939089685353252,"endHours":28.939089685353252,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:56","end":"05:56","startHours":28.939089685353252,"endHours":29.939089685353252,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.760034447675139,"eotMinutes":11.167764186584405,"ayanamsa":-47.8971}},"calendars":{"vikram_samvat":-3080,"saka_samvat":-3215,"bengali_samvat":-3730,"malayalam_era":-3961,"nanakshahi_year":-4606,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Dvādaśī · Vikram -3080 undefined · Śaka -3215 undefined"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"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":true,"location_specific":"vellore"},"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, 3138 BCE · Vellore, Tamil Nadu · Vidhyamitra","description":"October 1, 3138 BCE for Vellore, Tamil Nadu: Śukla Dvādaśī, sūryodaya 05:56, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vellore/-3137-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vellore/-3137-10-01","sa":"https://sa.vidhyamitra.com/city/vellore/-3137-10-01","hi":"https://hi.vidhyamitra.com/city/vellore/-3137-10-01","x-default":"https://vidhyamitra.com/city/vellore/-3137-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T18:25:53.876Z","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":"2026-05-14T18:25:53.876Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T18:25:53.876Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}