{"id":"vidhyamitra:city-day:noida:-3101-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/-3101-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3101-02-17","date_display":"February 17, 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":17,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588464.770833,"kali_year":0,"ahargana":-0.7292,"sun":{"sidereal_longitude":1.5751,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":356.8692,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.2941,"elapsed_within_tithi_degrees":7.2941},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.8692,"elapsed_within_degrees":10.2025},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.4442},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":-3101,"month":2,"day":17,"hour":6,"minute":30,"calendar":"julian"},"julian_day":588464.770833,"ahargana":-0.7292,"kali_year":0,"ayanamsa_lahiri":-47.4028,"grahas":{"sun":{"sidereal_longitude":1.5751,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":356.8692,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":0.2485},"mars":{"sidereal_longitude":4.8815,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":356.4416,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":1.2841,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":0.1871,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":352.6608,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":180.0386,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":0.0386,"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":17,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588464.770833,"kali_year":0,"ahargana":-0.7292,"sun":{"sidereal_longitude":1.5751,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":356.8692,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.2941,"elapsed_within_tithi_degrees":7.2941},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":356.8692,"elapsed_within_degrees":10.2025},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.4442},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.249,"elongation":4.706},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.249,"opposition_distance":175.294}},"eclipse_window_40days":[{"offset_days":16,"type":"lunar","occurs":true,"moon_latitude":1.238,"opposition_distance":1.931}]},"city":{"slug":"noida","name":"Noida, Uttar Pradesh","lat":28.5355,"lon":77.391,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"noida","name":"Noida, Uttar Pradesh","lat":28.5355,"lon":77.391,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"07:08","sunsetLocal":"18:02","solarNoonLocal":"12:35","dayLengthHours":10.891615104218204,"dayLengthDisplay":"10 Hours 53 Mins 30 Secs","nightLengthDisplay":"13 Hours 06 Mins 30 Secs","moonriseLocal":"06:54","moonsetLocal":"17:39","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:18","startHours":13.943594693882876,"endHours":15.305046581910151,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:30","startHours":7.1363352537464975,"endHours":8.497787141773774,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:52","end":"11:13","startHours":9.85923902980105,"endHours":11.220690917828325,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:41","end":"10:02","startHours":9.677712111397412,"endHours":10.040765948204685,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:53","startHours":7.590152549755589,"endHours":7.880595619201408,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"12:57","startHours":12.219088969048327,"endHours":12.945196642662873,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:25","startHours":5.684119906517404,"endHours":6.41022758013195,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:14","end":"07:08","startHours":6.228700661728314,"endHours":7.1363352537464975,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:07","startHours":14.397411989891967,"endHours":15.123519663506514,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.827950357964703,"endHours":18.2279503579647,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:29","startHours":18.027950357964702,"endHours":18.481767653973794,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.777950357964702,"endHours":19.527950357964702,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"00:57","startHours":24.219088969048325,"endHours":24.945196642662875,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:08","end":"08:30","startHours":7.1363352537464975,"endHours":8.497787141773774,"quality":"auspicious"},{"name":"Roga","start":"08:30","end":"09:52","startHours":8.497787141773774,"endHours":9.85923902980105,"quality":"inauspicious"},{"name":"Udveg","start":"09:52","end":"11:13","startHours":9.85923902980105,"endHours":11.220690917828325,"quality":"inauspicious"},{"name":"Chala","start":"11:13","end":"12:35","startHours":11.220690917828325,"endHours":12.5821428058556,"quality":"neutral"},{"name":"Labha","start":"12:35","end":"13:57","startHours":12.5821428058556,"endHours":13.943594693882876,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:18","startHours":13.943594693882876,"endHours":15.305046581910151,"quality":"auspicious"},{"name":"Kāla","start":"15:18","end":"16:40","startHours":15.305046581910151,"endHours":16.666498469937427,"quality":"inauspicious"},{"name":"Śubha","start":"16:40","end":"18:02","startHours":16.666498469937427,"endHours":18.027950357964702,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:02","end":"19:40","startHours":18.027950357964702,"endHours":19.666498469937427,"quality":"auspicious"},{"name":"Kāla","start":"19:40","end":"21:18","startHours":19.666498469937427,"endHours":21.30504658191015,"quality":"inauspicious"},{"name":"Śubha","start":"21:18","end":"22:57","startHours":21.30504658191015,"endHours":22.943594693882876,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:35","startHours":22.943594693882876,"endHours":24.5821428058556,"quality":"inauspicious"},{"name":"Udveg","start":"00:35","end":"02:13","startHours":24.5821428058556,"endHours":26.220690917828325,"quality":"inauspicious"},{"name":"Chala","start":"02:13","end":"03:52","startHours":26.220690917828325,"endHours":27.85923902980105,"quality":"neutral"},{"name":"Labha","start":"03:52","end":"05:30","startHours":27.85923902980105,"endHours":29.497787141773774,"quality":"auspicious"},{"name":"Amṛta","start":"05:30","end":"07:08","startHours":29.497787141773774,"endHours":31.1363352537465,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.1363352537464975,"endHours":8.136335253746498,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.136335253746498,"endHours":9.136335253746498,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.136335253746498,"endHours":10.136335253746498,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.136335253746498,"endHours":11.136335253746498,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.136335253746498,"endHours":12.136335253746498,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.136335253746498,"endHours":13.136335253746498,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.136335253746498,"endHours":14.136335253746498,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.136335253746498,"endHours":15.136335253746498,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.136335253746498,"endHours":16.1363352537465,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.1363352537465,"endHours":17.1363352537465,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.1363352537465,"endHours":18.1363352537465,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.1363352537465,"endHours":19.1363352537465,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.1363352537465,"endHours":20.1363352537465,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.1363352537465,"endHours":21.1363352537465,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.1363352537465,"endHours":22.1363352537465,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.1363352537465,"endHours":23.1363352537465,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.1363352537465,"endHours":24.1363352537465,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.1363352537465,"endHours":25.1363352537465,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.1363352537465,"endHours":26.1363352537465,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.1363352537465,"endHours":27.1363352537465,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.1363352537465,"endHours":28.1363352537465,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.1363352537465,"endHours":29.1363352537465,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.1363352537465,"endHours":30.1363352537465,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.1363352537465,"endHours":31.1363352537465,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"undefined (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-16.575146413835455,"eotMinutes":-14.492568351336082,"ayanamsa":-47.4028}},"calendars":{"vikram_samvat":-3044,"saka_samvat":-3179,"bengali_samvat":-3694,"malayalam_era":-3925,"nanakshahi_year":-4570,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Amāvasyā · Vikram -3044 undefined · Śaka -3179 undefined"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"validity":{"eternal":true,"location_specific":"noida"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 17, 3102 BCE · Noida, Uttar Pradesh · Vidhyamitra","description":"February 17, 3102 BCE for Noida, Uttar Pradesh: Kṛṣṇa Amāvasyā, sūryodaya 07:08, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/-3101-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/-3101-02-17","sa":"https://sa.vidhyamitra.com/city/noida/-3101-02-17","hi":"https://hi.vidhyamitra.com/city/noida/-3101-02-17","x-default":"https://vidhyamitra.com/city/noida/-3101-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T12:45:11.173Z","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":"2026-05-14T12:45:11.173Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T12:45:11.173Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}