{"id":"vidhyamitra:city-day:noida:2017-05-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2017-05-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-05-20","date_display":"May 20, 2017 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":2017,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457893.770833,"kali_year":5119,"ahargana":1869428.2708,"sun":{"sidereal_longitude":35.0506,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":320.6058,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.5552,"elapsed_within_tithi_degrees":9.5552},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.6058,"elapsed_within_degrees":0.6058},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.6564},"karana":{"half_tithi_index":47,"name":"Gara"},"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":2017,"month":5,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457893.770833,"ahargana":1869428.2708,"kali_year":5119,"ayanamsa_lahiri":24.0958,"grahas":{"sun":{"sidereal_longitude":35.138540999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":317.407641,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-0.9279},"mars":{"sidereal_longitude":55.20664099999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":9.24434100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":169.34054100000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"venus":{"sidereal_longitude":349.901641,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":242.08084099999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":128.6939,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":308.6939,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2017,"month":5,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457893.770833,"kali_year":5119,"ahargana":1869428.2708,"sun":{"sidereal_longitude":35.0506,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":320.6058,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.5552,"elapsed_within_tithi_degrees":9.5552},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":320.6058,"elapsed_within_degrees":0.6058},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.6564},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.928,"elongation":74.445},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.928,"opposition_distance":105.555}},"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":"05:27","sunsetLocal":"19:07","solarNoonLocal":"12:17","dayLengthHours":13.658132230454619,"dayLengthDisplay":"13 Hours 39 Mins 29 Secs","nightLengthDisplay":"10 Hours 20 Mins 31 Secs","moonriseLocal":"01:19","moonsetLocal":"12:53","rahuKala":{"name":"Rāhu Kāla","start":"08:52","end":"10:34","startHours":8.866095058783257,"endHours":10.573361587590085,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:59","end":"15:42","startHours":13.987894645203738,"endHours":15.695161174010567,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:27","end":"07:10","startHours":5.451562001169602,"endHours":7.15882852997643,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:06","startHours":8.638459521609013,"endHours":9.093730595957501,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:23","startHours":6.020650844105211,"endHours":6.384867703584002,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:44","startHours":11.825357042048424,"endHours":12.7358991907454,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:38","end":"04:32","startHours":3.630477703775653,"endHours":4.541019852472628,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:19","end":"05:27","startHours":4.313384315298384,"endHours":5.451562001169602,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:28","startHours":14.556983488139348,"endHours":15.467525636836323,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:55","end":"19:19","startHours":18.909694231624222,"endHours":19.30969423162422,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:07","end":"19:41","startHours":19.10969423162422,"endHours":19.67878307455983,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:52","end":"20:37","startHours":18.85969423162422,"endHours":20.60969423162422,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:44","startHours":23.825357042048424,"endHours":24.7358991907454,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:27","end":"07:10","startHours":5.451562001169602,"endHours":7.15882852997643,"quality":"inauspicious"},{"name":"Śubha","start":"07:10","end":"08:52","startHours":7.15882852997643,"endHours":8.866095058783257,"quality":"auspicious"},{"name":"Roga","start":"08:52","end":"10:34","startHours":8.866095058783257,"endHours":10.573361587590085,"quality":"inauspicious"},{"name":"Udveg","start":"10:34","end":"12:17","startHours":10.573361587590085,"endHours":12.280628116396912,"quality":"inauspicious"},{"name":"Chala","start":"12:17","end":"13:59","startHours":12.280628116396912,"endHours":13.987894645203738,"quality":"neutral"},{"name":"Labha","start":"13:59","end":"15:42","startHours":13.987894645203738,"endHours":15.695161174010567,"quality":"auspicious"},{"name":"Amṛta","start":"15:42","end":"17:24","startHours":15.695161174010567,"endHours":17.402427702817395,"quality":"auspicious"},{"name":"Kāla","start":"17:24","end":"19:07","startHours":17.402427702817395,"endHours":19.10969423162422,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:07","end":"20:24","startHours":19.10969423162422,"endHours":20.402427702817395,"quality":"auspicious"},{"name":"Amṛta","start":"20:24","end":"21:42","startHours":20.402427702817395,"endHours":21.695161174010565,"quality":"auspicious"},{"name":"Kāla","start":"21:42","end":"22:59","startHours":21.695161174010565,"endHours":22.98789464520374,"quality":"inauspicious"},{"name":"Śubha","start":"22:59","end":"00:17","startHours":22.98789464520374,"endHours":24.28062811639691,"quality":"auspicious"},{"name":"Roga","start":"00:17","end":"01:34","startHours":24.28062811639691,"endHours":25.573361587590085,"quality":"inauspicious"},{"name":"Udveg","start":"01:34","end":"02:52","startHours":25.573361587590085,"endHours":26.86609505878326,"quality":"inauspicious"},{"name":"Chala","start":"02:52","end":"04:10","startHours":26.86609505878326,"endHours":28.15882852997643,"quality":"neutral"},{"name":"Labha","start":"04:10","end":"05:27","startHours":28.15882852997643,"endHours":29.451562001169602,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:27","end":"06:27","startHours":5.451562001169602,"endHours":6.451562001169602,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:27","end":"07:27","startHours":6.451562001169602,"endHours":7.451562001169602,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:27","end":"08:27","startHours":7.451562001169602,"endHours":8.451562001169602,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:27","end":"09:27","startHours":8.451562001169602,"endHours":9.451562001169602,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:27","end":"10:27","startHours":9.451562001169602,"endHours":10.451562001169602,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:27","end":"11:27","startHours":10.451562001169602,"endHours":11.451562001169602,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:27","end":"12:27","startHours":11.451562001169602,"endHours":12.451562001169602,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:27","end":"13:27","startHours":12.451562001169602,"endHours":13.451562001169602,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:27","end":"14:27","startHours":13.451562001169602,"endHours":14.451562001169602,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:27","end":"15:27","startHours":14.451562001169602,"endHours":15.451562001169602,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:27","end":"16:27","startHours":15.451562001169602,"endHours":16.451562001169602,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:27","end":"17:27","startHours":16.451562001169602,"endHours":17.451562001169602,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:27","end":"18:27","startHours":17.451562001169602,"endHours":18.451562001169602,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:27","end":"19:27","startHours":18.451562001169602,"endHours":19.451562001169602,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:27","end":"20:27","startHours":19.451562001169602,"endHours":20.451562001169602,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:27","end":"21:27","startHours":20.451562001169602,"endHours":21.451562001169602,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:27","end":"22:27","startHours":21.451562001169602,"endHours":22.451562001169602,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:27","end":"23:27","startHours":22.451562001169602,"endHours":23.451562001169602,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:27","end":"00:27","startHours":23.451562001169602,"endHours":24.451562001169602,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:27","end":"01:27","startHours":24.451562001169602,"endHours":25.451562001169602,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:27","end":"02:27","startHours":25.451562001169602,"endHours":26.451562001169602,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:27","end":"03:27","startHours":26.451562001169602,"endHours":27.451562001169602,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:27","end":"04:27","startHours":27.451562001169602,"endHours":28.451562001169602,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:27","end":"05:27","startHours":28.451562001169602,"endHours":29.451562001169602,"planetary_lord":"Mercury"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.984031592085753,"eotMinutes":3.5983130161851964,"ayanamsa":24.0958}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Navamī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"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":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 May 20, 2017 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"May 20, 2017 CE for Noida, Uttar Pradesh: Kṛṣṇa Navamī, sūryodaya 05:27, sūryāsta 19:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2017-05-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2017-05-20","sa":"https://sa.vidhyamitra.com/city/noida/2017-05-20","hi":"https://hi.vidhyamitra.com/city/noida/2017-05-20","x-default":"https://vidhyamitra.com/city/noida/2017-05-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T10:28:58.673Z","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":"2026-05-15T10:28:58.673Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T10:28:58.673Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}