{"id":"vidhyamitra:city-day:noida:2017-09-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2017-09-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-09-04","date_display":"September 4, 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":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458000.770833,"kali_year":5119,"ahargana":1869535.2708,"sun":{"sidereal_longitude":136.8759,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":289.3308,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.455,"elapsed_within_tithi_degrees":8.455},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.3308,"elapsed_within_degrees":9.3308},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.2067},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":9,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458000.770833,"ahargana":1869535.2708,"kali_year":5119,"ayanamsa_lahiri":24.0999,"grahas":{"sun":{"sidereal_longitude":137.615652,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":290.74615199999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false,"latitude":1.0643},"mars":{"sidereal_longitude":124.78265199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":124.30065200000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":178.14745200000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":106.26555200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":237.001352,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":123.0245,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":303.0245,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"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":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458000.770833,"kali_year":5119,"ahargana":1869535.2708,"sun":{"sidereal_longitude":136.8759,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":289.3308,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.455,"elapsed_within_tithi_degrees":8.455},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":289.3308,"elapsed_within_degrees":9.3308},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.2067},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.064,"elongation":152.455},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.064,"opposition_distance":27.545}},"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":"05:59","sunsetLocal":"18:38","solarNoonLocal":"12:19","dayLengthHours":12.650632813996769,"dayLengthDisplay":"12 Hours 39 Mins 02 Secs","nightLengthDisplay":"11 Hours 20 Mins 58 Secs","moonriseLocal":"17:05","moonsetLocal":"03:57","rahuKala":{"name":"Rāhu Kāla","start":"07:34","end":"09:09","startHours":7.571648759796943,"endHours":9.152977861546539,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:44","end":"12:19","startHours":10.734306963296135,"endHours":12.31563606504573,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:29","startHours":13.896965166795326,"endHours":15.478294268544925,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:22","startHours":8.942133981313258,"endHours":9.363821741779818,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:51","startHours":6.517429358630546,"endHours":6.854779567003793,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:44","startHours":11.893948304579173,"endHours":12.737323825512291,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:09","startHours":4.303568616181111,"endHours":5.146944137114229,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:56","end":"05:59","startHours":4.93610025688095,"endHours":5.990319658047347,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:16","startHours":14.424074867378526,"endHours":15.267450388311643,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.440952472044117,"endHours":18.840952472044115,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:10","startHours":18.640952472044116,"endHours":19.168062172627316,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.390952472044116,"endHours":20.140952472044116,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:44","startHours":23.893948304579173,"endHours":24.737323825512288,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:59","end":"07:34","startHours":5.990319658047347,"endHours":7.571648759796943,"quality":"auspicious"},{"name":"Kāla","start":"07:34","end":"09:09","startHours":7.571648759796943,"endHours":9.152977861546539,"quality":"inauspicious"},{"name":"Śubha","start":"09:09","end":"10:44","startHours":9.152977861546539,"endHours":10.734306963296135,"quality":"auspicious"},{"name":"Roga","start":"10:44","end":"12:19","startHours":10.734306963296135,"endHours":12.31563606504573,"quality":"inauspicious"},{"name":"Udveg","start":"12:19","end":"13:54","startHours":12.31563606504573,"endHours":13.896965166795326,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:29","startHours":13.896965166795326,"endHours":15.478294268544925,"quality":"neutral"},{"name":"Labha","start":"15:29","end":"17:04","startHours":15.478294268544925,"endHours":17.05962337029452,"quality":"auspicious"},{"name":"Amṛta","start":"17:04","end":"18:38","startHours":17.05962337029452,"endHours":18.640952472044116,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:38","end":"20:04","startHours":18.640952472044116,"endHours":20.05962337029452,"quality":"neutral"},{"name":"Labha","start":"20:04","end":"21:29","startHours":20.05962337029452,"endHours":21.478294268544925,"quality":"auspicious"},{"name":"Amṛta","start":"21:29","end":"22:54","startHours":21.478294268544925,"endHours":22.896965166795326,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:19","startHours":22.896965166795326,"endHours":24.31563606504573,"quality":"inauspicious"},{"name":"Śubha","start":"00:19","end":"01:44","startHours":24.31563606504573,"endHours":25.734306963296135,"quality":"auspicious"},{"name":"Roga","start":"01:44","end":"03:09","startHours":25.734306963296135,"endHours":27.15297786154654,"quality":"inauspicious"},{"name":"Udveg","start":"03:09","end":"04:34","startHours":27.15297786154654,"endHours":28.571648759796943,"quality":"inauspicious"},{"name":"Chala","start":"04:34","end":"05:59","startHours":28.571648759796943,"endHours":29.990319658047348,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.990319658047347,"endHours":6.990319658047347,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.990319658047347,"endHours":7.990319658047347,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.990319658047347,"endHours":8.990319658047348,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.990319658047348,"endHours":9.990319658047348,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.990319658047348,"endHours":10.990319658047348,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.990319658047348,"endHours":11.990319658047348,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.990319658047348,"endHours":12.990319658047348,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.990319658047348,"endHours":13.990319658047348,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.990319658047348,"endHours":14.990319658047348,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.990319658047348,"endHours":15.990319658047348,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.990319658047348,"endHours":16.990319658047348,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.990319658047348,"endHours":17.990319658047348,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.990319658047348,"endHours":18.990319658047348,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.990319658047348,"endHours":19.990319658047348,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.990319658047348,"endHours":20.990319658047348,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.990319658047348,"endHours":21.990319658047348,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.990319658047348,"endHours":22.990319658047348,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.990319658047348,"endHours":23.990319658047348,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.990319658047348,"endHours":24.990319658047348,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.990319658047348,"endHours":25.990319658047348,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.990319658047348,"endHours":26.990319658047348,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.990319658047348,"endHours":27.990319658047348,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.990319658047348,"endHours":28.990319658047348,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.990319658047348,"endHours":29.990319658047348,"planetary_lord":"Venus"}],"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":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":7.168195011996546,"eotMinutes":1.4978360972560227,"ayanamsa":24.0999}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Trayodaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"onam","name":"Onam (Vāmana / King Bali)","name_sanskrit":"ओणम् (वामन-बलि स्मरण)","tradition":"Regional","associated_deity":"Vāmana + King Bali","significance":"Kerala festival; King Bali's annual return to Kerala. Aligned with Thiru-Onam (Śravaṇa nakshatra in Bhādrapada).","vrata":false,"detection":{"nakshatra_name":"Śravaṇa","lunar_month":"Bhādrapada"},"precedence":2},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 September 4, 2017 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"September 4, 2017 CE for Noida, Uttar Pradesh: Śukla Trayodaśī, sūryodaya 05:59, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2017-09-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2017-09-04","sa":"https://sa.vidhyamitra.com/city/noida/2017-09-04","hi":"https://hi.vidhyamitra.com/city/noida/2017-09-04","x-default":"https://vidhyamitra.com/city/noida/2017-09-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:03:51.665Z","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":"2026-05-15T13:03:51.665Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:03:51.665Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}