{"id":"vidhyamitra:city-day:noida:2012-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2012-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-08-18","date_display":"August 18, 2012 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":2012,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456157.770833,"kali_year":5114,"ahargana":1867692.2708,"sun":{"sidereal_longitude":120.8191,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":124.6522,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.8331,"elapsed_within_tithi_degrees":3.8331},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":124.6522,"elapsed_within_degrees":4.6522},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.4713},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2012,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456157.770833,"ahargana":1867692.2708,"kali_year":5114,"ayanamsa_lahiri":24.0294,"grahas":{"sun":{"sidereal_longitude":121.47826900000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":126.20276899999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":-4.4751},"mars":{"sidereal_longitude":182.25156900000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":102.73886900000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":48.57186899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":75.52456899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":180.733569,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":220.6755,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":40.6755,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456157.770833,"kali_year":5114,"ahargana":1867692.2708,"sun":{"sidereal_longitude":120.8191,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":124.6522,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":3.8331,"elapsed_within_tithi_degrees":3.8331},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":124.6522,"elapsed_within_degrees":4.6522},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.4713},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.475,"elongation":3.833},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.475,"opposition_distance":176.167}},"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":"05:51","sunsetLocal":"18:57","solarNoonLocal":"12:24","dayLengthHours":13.093787320138468,"dayLengthDisplay":"13 Hours 05 Mins 38 Secs","nightLengthDisplay":"10 Hours 54 Mins 22 Secs","moonriseLocal":"06:15","moonsetLocal":"19:11","rahuKala":{"name":"Rāhu Kāla","start":"09:08","end":"10:46","startHours":9.125954131980553,"endHours":10.762677546997862,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:02","end":"15:40","startHours":14.036124377032479,"endHours":15.672847792049787,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:51","end":"07:29","startHours":5.852507301945937,"endHours":7.489230716963245,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:21","startHours":8.907724343311578,"endHours":9.344183920649527,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:45","startHours":6.398081773618373,"endHours":6.747249435488732,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:50","startHours":11.962941384677222,"endHours":12.83586053935312,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:59","startHours":4.106668992594141,"endHours":4.979588147270039,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:51","startHours":4.761358358601065,"endHours":5.852507301945937,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:35","end":"15:27","startHours":14.581698848704917,"endHours":15.454618003380816,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.746294622084406,"endHours":19.146294622084405,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:30","startHours":18.946294622084405,"endHours":19.49186909375684,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.696294622084405,"endHours":20.446294622084405,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:50","startHours":23.962941384677222,"endHours":24.83586053935312,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:51","end":"07:29","startHours":5.852507301945937,"endHours":7.489230716963245,"quality":"inauspicious"},{"name":"Śubha","start":"07:29","end":"09:08","startHours":7.489230716963245,"endHours":9.125954131980553,"quality":"auspicious"},{"name":"Roga","start":"09:08","end":"10:46","startHours":9.125954131980553,"endHours":10.762677546997862,"quality":"inauspicious"},{"name":"Udveg","start":"10:46","end":"12:24","startHours":10.762677546997862,"endHours":12.399400962015172,"quality":"inauspicious"},{"name":"Chala","start":"12:24","end":"14:02","startHours":12.399400962015172,"endHours":14.036124377032479,"quality":"neutral"},{"name":"Labha","start":"14:02","end":"15:40","startHours":14.036124377032479,"endHours":15.672847792049787,"quality":"auspicious"},{"name":"Amṛta","start":"15:40","end":"17:19","startHours":15.672847792049787,"endHours":17.309571207067098,"quality":"auspicious"},{"name":"Kāla","start":"17:19","end":"18:57","startHours":17.309571207067098,"endHours":18.946294622084405,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:57","end":"20:19","startHours":18.946294622084405,"endHours":20.309571207067098,"quality":"auspicious"},{"name":"Amṛta","start":"20:19","end":"21:40","startHours":20.309571207067098,"endHours":21.672847792049787,"quality":"auspicious"},{"name":"Kāla","start":"21:40","end":"23:02","startHours":21.672847792049787,"endHours":23.03612437703248,"quality":"inauspicious"},{"name":"Śubha","start":"23:02","end":"00:24","startHours":23.03612437703248,"endHours":24.39940096201517,"quality":"auspicious"},{"name":"Roga","start":"00:24","end":"01:46","startHours":24.39940096201517,"endHours":25.762677546997864,"quality":"inauspicious"},{"name":"Udveg","start":"01:46","end":"03:08","startHours":25.762677546997864,"endHours":27.125954131980556,"quality":"inauspicious"},{"name":"Chala","start":"03:08","end":"04:29","startHours":27.125954131980556,"endHours":28.489230716963245,"quality":"neutral"},{"name":"Labha","start":"04:29","end":"05:51","startHours":28.489230716963245,"endHours":29.852507301945938,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.852507301945937,"endHours":6.852507301945937,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.852507301945937,"endHours":7.852507301945937,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.852507301945937,"endHours":8.852507301945938,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.852507301945938,"endHours":9.852507301945938,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.852507301945938,"endHours":10.852507301945938,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.852507301945938,"endHours":11.852507301945938,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.852507301945938,"endHours":12.852507301945938,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.852507301945938,"endHours":13.852507301945938,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.852507301945938,"endHours":14.852507301945938,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.852507301945938,"endHours":15.852507301945938,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.852507301945938,"endHours":16.852507301945938,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.852507301945938,"endHours":17.852507301945938,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.852507301945938,"endHours":18.852507301945938,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.852507301945938,"endHours":19.852507301945938,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.852507301945938,"endHours":20.852507301945938,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.852507301945938,"endHours":21.852507301945938,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.852507301945938,"endHours":22.852507301945938,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.852507301945938,"endHours":23.852507301945938,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.852507301945938,"endHours":24.852507301945938,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.852507301945938,"endHours":25.852507301945938,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.852507301945938,"endHours":26.852507301945938,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.852507301945938,"endHours":27.852507301945938,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.852507301945938,"endHours":28.852507301945938,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.852507301945938,"endHours":29.852507301945938,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.016654533214389,"eotMinutes":-3.5280577209103767,"ayanamsa":24.0294}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pratipada · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"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}],"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 August 18, 2012 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"August 18, 2012 CE for Noida, Uttar Pradesh: Śukla Pratipada, sūryodaya 05:51, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2012-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2012-08-18","sa":"https://sa.vidhyamitra.com/city/noida/2012-08-18","hi":"https://hi.vidhyamitra.com/city/noida/2012-08-18","x-default":"https://vidhyamitra.com/city/noida/2012-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T01:03:46.822Z","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":"2026-05-16T01:03:46.822Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T01:03:46.822Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}