{"id":"vidhyamitra:city-day:erode:-3101-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/-3101-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3101-02-12","date_display":"February 12, 3102 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":-3101,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588459.770833,"kali_year":0,"ahargana":-5.7292,"sun":{"sidereal_longitude":356.6895,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":286.3155,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.626,"elapsed_within_tithi_degrees":1.626},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.3155,"elapsed_within_degrees":6.3155},"yoga":{"number":22,"name":"Sādhya","sum_longitude":283.005},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":-3101,"month":2,"day":12,"hour":6,"minute":30,"calendar":"julian"},"julian_day":588459.770833,"ahargana":-5.7292,"kali_year":0,"ayanamsa_lahiri":-47.403,"grahas":{"sun":{"sidereal_longitude":356.6895,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":286.3155,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":4.3251},"mars":{"sidereal_longitude":1.0851,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":347.0413,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":0.0646,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":353.9784,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":351.992,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":180.3036,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":0.3036,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":-3101,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588459.770833,"kali_year":0,"ahargana":-5.7292,"sun":{"sidereal_longitude":356.6895,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":286.3155,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.626,"elapsed_within_tithi_degrees":1.626},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.3155,"elapsed_within_degrees":6.3155},"yoga":{"number":22,"name":"Sādhya","sum_longitude":283.005},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.325,"elongation":70.374},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.325,"opposition_distance":109.626}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:45","sunsetLocal":"18:22","solarNoonLocal":"12:34","dayLengthHours":11.62315652928802,"dayLengthDisplay":"11 Hours 37 Mins 23 Secs","nightLengthDisplay":"12 Hours 22 Mins 37 Secs","moonriseLocal":"02:06","moonsetLocal":"13:38","rahuKala":{"name":"Rāhu Kāla","start":"09:39","end":"11:07","startHours":9.656309735926168,"endHours":11.109204302087171,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:01","end":"15:28","startHours":14.014993434409176,"endHours":15.467888000570179,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:45","end":"08:12","startHours":6.750520603604164,"endHours":8.203415169765167,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:51","startHours":9.462590460438035,"endHours":9.850029011414303,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:33","startHours":7.234818792324498,"endHours":7.544769633105512,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.174660317271908,"endHours":12.949537419224441,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:59","startHours":5.200766399699095,"endHours":5.975643501651629,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:45","startHours":5.781924226163495,"endHours":6.750520603604164,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:16","startHours":14.49929162312951,"endHours":15.274168725082045,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.173677132892184,"endHours":18.573677132892183,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:51","startHours":18.373677132892183,"endHours":18.857975321612518,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.123677132892183,"endHours":19.873677132892183,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.174660317271908,"endHours":24.94953741922444,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:45","end":"08:12","startHours":6.750520603604164,"endHours":8.203415169765167,"quality":"inauspicious"},{"name":"Śubha","start":"08:12","end":"09:39","startHours":8.203415169765167,"endHours":9.656309735926168,"quality":"auspicious"},{"name":"Roga","start":"09:39","end":"11:07","startHours":9.656309735926168,"endHours":11.109204302087171,"quality":"inauspicious"},{"name":"Udveg","start":"11:07","end":"12:34","startHours":11.109204302087171,"endHours":12.562098868248174,"quality":"inauspicious"},{"name":"Chala","start":"12:34","end":"14:01","startHours":12.562098868248174,"endHours":14.014993434409176,"quality":"neutral"},{"name":"Labha","start":"14:01","end":"15:28","startHours":14.014993434409176,"endHours":15.467888000570179,"quality":"auspicious"},{"name":"Amṛta","start":"15:28","end":"16:55","startHours":15.467888000570179,"endHours":16.92078256673118,"quality":"auspicious"},{"name":"Kāla","start":"16:55","end":"18:22","startHours":16.92078256673118,"endHours":18.373677132892183,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:22","end":"19:55","startHours":18.373677132892183,"endHours":19.92078256673118,"quality":"auspicious"},{"name":"Amṛta","start":"19:55","end":"21:28","startHours":19.92078256673118,"endHours":21.467888000570177,"quality":"auspicious"},{"name":"Kāla","start":"21:28","end":"23:01","startHours":21.467888000570177,"endHours":23.014993434409178,"quality":"inauspicious"},{"name":"Śubha","start":"23:01","end":"00:34","startHours":23.014993434409178,"endHours":24.562098868248174,"quality":"auspicious"},{"name":"Roga","start":"00:34","end":"02:07","startHours":24.562098868248174,"endHours":26.10920430208717,"quality":"inauspicious"},{"name":"Udveg","start":"02:07","end":"03:39","startHours":26.10920430208717,"endHours":27.65630973592617,"quality":"inauspicious"},{"name":"Chala","start":"03:39","end":"05:12","startHours":27.65630973592617,"endHours":29.203415169765165,"quality":"neutral"},{"name":"Labha","start":"05:12","end":"06:45","startHours":29.203415169765165,"endHours":30.750520603604166,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.750520603604164,"endHours":7.750520603604164,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.750520603604164,"endHours":8.750520603604164,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.750520603604164,"endHours":9.750520603604164,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.750520603604164,"endHours":10.750520603604164,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.750520603604164,"endHours":11.750520603604164,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.750520603604164,"endHours":12.750520603604164,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.750520603604164,"endHours":13.750520603604164,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.750520603604164,"endHours":14.750520603604164,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.750520603604164,"endHours":15.750520603604164,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.750520603604164,"endHours":16.750520603604166,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.750520603604166,"endHours":17.750520603604166,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.750520603604166,"endHours":18.750520603604166,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.750520603604166,"endHours":19.750520603604166,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.750520603604166,"endHours":20.750520603604166,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.750520603604166,"endHours":21.750520603604166,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.750520603604166,"endHours":22.750520603604166,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.750520603604166,"endHours":23.750520603604166,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.750520603604166,"endHours":24.750520603604166,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.750520603604166,"endHours":25.750520603604166,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.750520603604166,"endHours":26.750520603604166,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.750520603604166,"endHours":27.750520603604166,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.750520603604166,"endHours":28.750520603604166,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.750520603604166,"endHours":29.750520603604166,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.750520603604166,"endHours":30.750520603604166,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.929150269928158,"eotMinutes":-14.594732094890398,"ayanamsa":-47.403}},"calendars":{"vikram_samvat":-3044,"saka_samvat":-3179,"bengali_samvat":-3694,"malayalam_era":-3925,"nanakshahi_year":-4570,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Daśamī · Vikram -3044 undefined · Śaka -3179 undefined"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"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":true,"location_specific":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 12, 3102 BCE · Erode, Tamil Nadu · Vidhyamitra","description":"February 12, 3102 BCE for Erode, Tamil Nadu: Kṛṣṇa Daśamī, sūryodaya 06:45, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/-3101-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/-3101-02-12","sa":"https://sa.vidhyamitra.com/city/erode/-3101-02-12","hi":"https://hi.vidhyamitra.com/city/erode/-3101-02-12","x-default":"https://vidhyamitra.com/city/erode/-3101-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T07:52:28.413Z","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":"2026-05-15T07:52:28.413Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T07:52:28.413Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}