{"id":"vidhyamitra:city-day:noida:2018-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2018-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-01-17","date_display":"January 17, 2018 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":2018,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458135.770833,"kali_year":5119,"ahargana":1869670.2708,"sun":{"sidereal_longitude":272.6203,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":272.5274,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":359.9071,"elapsed_within_tithi_degrees":11.9071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.5274,"elapsed_within_degrees":5.8607},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":185.1477},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2018,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458135.770833,"ahargana":1869670.2708,"kali_year":5119,"ayanamsa_lahiri":24.1051,"grahas":{"sun":{"sidereal_longitude":272.759594,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":272.2071940000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":1.7816},"mars":{"sidereal_longitude":209.732394,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":253.672194,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":205.08579399999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":274.36349399999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":248.97979399999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":115.8716,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":295.8716,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458135.770833,"kali_year":5119,"ahargana":1869670.2708,"sun":{"sidereal_longitude":272.6203,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":272.5274,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":359.9071,"elapsed_within_tithi_degrees":11.9071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.5274,"elapsed_within_degrees":5.8607},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":185.1477},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.782,"elongation":0.093},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.782,"opposition_distance":179.907}},"eclipse_window_40days":[]},"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":"07:14","sunsetLocal":"17:47","solarNoonLocal":"12:30","dayLengthHours":10.55009106564566,"dayLengthDisplay":"10 Hours 33 Mins 00 Secs","nightLengthDisplay":"13 Hours 27 Mins 00 Secs","moonriseLocal":"07:13","moonsetLocal":"17:43","rahuKala":{"name":"Rāhu Kāla","start":"12:30","end":"13:50","startHours":12.507701479101812,"endHours":13.826462862307519,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:33","end":"09:52","startHours":8.55141732948469,"endHours":9.870178712690397,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:11","end":"12:30","startHours":11.188940095896104,"endHours":12.507701479101812,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:03","startHours":9.694343861596302,"endHours":10.046013563784491,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.672243074014218,"endHours":7.953578835764769,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:52","startHours":12.156031776913624,"endHours":12.85937118129,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:32","startHours":5.825977137526227,"endHours":6.529316541902604,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:14","startHours":6.35348169080851,"endHours":7.232655946278982,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"14:58","startHours":14.266049990042756,"endHours":14.969389394419133,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:35","end":"17:59","startHours":17.582747011924642,"endHours":17.98274701192464,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:47","end":"18:13","startHours":17.78274701192464,"endHours":18.22233413965988,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:32","end":"19:17","startHours":17.53274701192464,"endHours":19.28274701192464,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:52","startHours":24.156031776913622,"endHours":24.85937118129,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:14","end":"08:33","startHours":7.232655946278982,"endHours":8.55141732948469,"quality":"auspicious"},{"name":"Amṛta","start":"08:33","end":"09:52","startHours":8.55141732948469,"endHours":9.870178712690397,"quality":"auspicious"},{"name":"Kāla","start":"09:52","end":"11:11","startHours":9.870178712690397,"endHours":11.188940095896104,"quality":"inauspicious"},{"name":"Śubha","start":"11:11","end":"12:30","startHours":11.188940095896104,"endHours":12.507701479101812,"quality":"auspicious"},{"name":"Roga","start":"12:30","end":"13:50","startHours":12.507701479101812,"endHours":13.826462862307519,"quality":"inauspicious"},{"name":"Udveg","start":"13:50","end":"15:09","startHours":13.826462862307519,"endHours":15.145224245513226,"quality":"inauspicious"},{"name":"Chala","start":"15:09","end":"16:28","startHours":15.145224245513226,"endHours":16.463985628718934,"quality":"neutral"},{"name":"Labha","start":"16:28","end":"17:47","startHours":16.463985628718934,"endHours":17.78274701192464,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:47","end":"19:28","startHours":17.78274701192464,"endHours":19.463985628718934,"quality":"inauspicious"},{"name":"Chala","start":"19:28","end":"21:09","startHours":19.463985628718934,"endHours":21.145224245513226,"quality":"neutral"},{"name":"Labha","start":"21:09","end":"22:50","startHours":21.145224245513226,"endHours":22.82646286230752,"quality":"auspicious"},{"name":"Amṛta","start":"22:50","end":"00:30","startHours":22.82646286230752,"endHours":24.50770147910181,"quality":"auspicious"},{"name":"Kāla","start":"00:30","end":"02:11","startHours":24.50770147910181,"endHours":26.188940095896104,"quality":"inauspicious"},{"name":"Śubha","start":"02:11","end":"03:52","startHours":26.188940095896104,"endHours":27.870178712690397,"quality":"auspicious"},{"name":"Roga","start":"03:52","end":"05:33","startHours":27.870178712690397,"endHours":29.55141732948469,"quality":"inauspicious"},{"name":"Udveg","start":"05:33","end":"07:14","startHours":29.55141732948469,"endHours":31.23265594627898,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.232655946278982,"endHours":8.232655946278982,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.232655946278982,"endHours":9.232655946278982,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.232655946278982,"endHours":10.232655946278982,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.232655946278982,"endHours":11.232655946278982,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.232655946278982,"endHours":12.232655946278982,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.232655946278982,"endHours":13.232655946278982,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.232655946278982,"endHours":14.232655946278982,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.232655946278982,"endHours":15.232655946278982,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.232655946278982,"endHours":16.23265594627898,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.23265594627898,"endHours":17.23265594627898,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.23265594627898,"endHours":18.23265594627898,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.23265594627898,"endHours":19.23265594627898,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.23265594627898,"endHours":20.23265594627898,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.23265594627898,"endHours":21.23265594627898,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.23265594627898,"endHours":22.23265594627898,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.23265594627898,"endHours":23.23265594627898,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.23265594627898,"endHours":24.23265594627898,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.23265594627898,"endHours":25.23265594627898,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.23265594627898,"endHours":26.23265594627898,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.23265594627898,"endHours":27.23265594627898,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.23265594627898,"endHours":28.23265594627898,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.23265594627898,"endHours":29.23265594627898,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.23265594627898,"endHours":30.23265594627898,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.23265594627898,"endHours":31.23265594627898,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.781655787865354,"eotMinutes":-10.026088746108654,"ayanamsa":24.1051}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Amāvasyā · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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":[{"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":false,"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 January 17, 2018 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"January 17, 2018 CE for Noida, Uttar Pradesh: Kṛṣṇa Amāvasyā, sūryodaya 07:14, sūryāsta 17:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2018-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2018-01-17","sa":"https://sa.vidhyamitra.com/city/noida/2018-01-17","hi":"https://hi.vidhyamitra.com/city/noida/2018-01-17","x-default":"https://vidhyamitra.com/city/noida/2018-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T16:51:58.399Z","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":"2026-05-15T16:51:58.399Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T16:51:58.399Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}