{"id":"vidhyamitra:city-day:noida:1925-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/1925-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-09-18","date_display":"September 18, 1925 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":1925,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424411.770833,"kali_year":5027,"ahargana":1835946.2708,"sun":{"sidereal_longitude":151.2373,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":149.5818,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":358.3444,"elapsed_within_tithi_degrees":10.3444},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.5818,"elapsed_within_degrees":2.9151},"yoga":{"number":23,"name":"Śubha","sum_longitude":300.8191},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1925,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424411.770833,"ahargana":1835946.2708,"kali_year":5027,"ayanamsa_lahiri":22.8153,"grahas":{"sun":{"sidereal_longitude":151.791399,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":150.24349900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":3.2815},"mars":{"sidereal_longitude":151.26149900000001,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":137.47389900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":261.5940989999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":190.57509900000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":198.53379900000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":102.7314,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.7314,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1925,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424411.770833,"kali_year":5027,"ahargana":1835946.2708,"sun":{"sidereal_longitude":151.2373,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":149.5818,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":358.3444,"elapsed_within_tithi_degrees":10.3444},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.5818,"elapsed_within_degrees":2.9151},"yoga":{"number":23,"name":"Śubha","sum_longitude":300.8191},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.281,"elongation":1.656},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.281,"opposition_distance":178.344}},"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":"06:05","sunsetLocal":"18:22","solarNoonLocal":"12:14","dayLengthHours":12.281973053867596,"dayLengthDisplay":"12 Hours 16 Mins 55 Secs","nightLengthDisplay":"11 Hours 43 Mins 05 Secs","moonriseLocal":"05:59","moonsetLocal":"18:16","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:14","startHours":10.695186332038643,"endHours":12.230432963772092,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:18","end":"16:50","startHours":15.300926227238993,"endHours":16.83617285897244,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:37","end":"09:10","startHours":7.6246930685717444,"endHours":9.159939700305195,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:22","startHours":8.9552401494074,"endHours":9.364639251202988,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.601195314082778,"endHours":6.9287145955192475,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:38","startHours":11.821033861976506,"endHours":12.639832065567678,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:16","startHours":4.451850029655949,"endHours":5.270648233247122,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:05","startHours":5.065948682349329,"endHours":6.089446436838295,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:06","startHours":14.277428472750024,"endHours":15.096226676341198,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.17141949070589,"endHours":18.57141949070589,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:53","startHours":18.37141949070589,"endHours":18.883168367950372,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.12141949070589,"endHours":19.87141949070589,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:38","startHours":23.821033861976506,"endHours":24.639832065567678,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:05","end":"07:37","startHours":6.089446436838295,"endHours":7.6246930685717444,"quality":"neutral"},{"name":"Labha","start":"07:37","end":"09:10","startHours":7.6246930685717444,"endHours":9.159939700305195,"quality":"auspicious"},{"name":"Amṛta","start":"09:10","end":"10:42","startHours":9.159939700305195,"endHours":10.695186332038643,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:14","startHours":10.695186332038643,"endHours":12.230432963772092,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:46","startHours":12.230432963772092,"endHours":13.765679595505542,"quality":"auspicious"},{"name":"Roga","start":"13:46","end":"15:18","startHours":13.765679595505542,"endHours":15.300926227238993,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:50","startHours":15.300926227238993,"endHours":16.83617285897244,"quality":"inauspicious"},{"name":"Chala","start":"16:50","end":"18:22","startHours":16.83617285897244,"endHours":18.37141949070589,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:22","end":"19:50","startHours":18.37141949070589,"endHours":19.83617285897244,"quality":"inauspicious"},{"name":"Udveg","start":"19:50","end":"21:18","startHours":19.83617285897244,"endHours":21.30092622723899,"quality":"inauspicious"},{"name":"Chala","start":"21:18","end":"22:46","startHours":21.30092622723899,"endHours":22.765679595505542,"quality":"neutral"},{"name":"Labha","start":"22:46","end":"00:14","startHours":22.765679595505542,"endHours":24.230432963772092,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:42","startHours":24.230432963772092,"endHours":25.69518633203864,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"03:10","startHours":25.69518633203864,"endHours":27.159939700305195,"quality":"inauspicious"},{"name":"Śubha","start":"03:10","end":"04:37","startHours":27.159939700305195,"endHours":28.624693068571744,"quality":"auspicious"},{"name":"Roga","start":"04:37","end":"06:05","startHours":28.624693068571744,"endHours":30.089446436838294,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.089446436838295,"endHours":7.089446436838295,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.089446436838295,"endHours":8.089446436838294,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.089446436838294,"endHours":9.089446436838294,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.089446436838294,"endHours":10.089446436838294,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.089446436838294,"endHours":11.089446436838294,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.089446436838294,"endHours":12.089446436838294,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.089446436838294,"endHours":13.089446436838294,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.089446436838294,"endHours":14.089446436838294,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.089446436838294,"endHours":15.089446436838294,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.089446436838294,"endHours":16.089446436838294,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.089446436838294,"endHours":17.089446436838294,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.089446436838294,"endHours":18.089446436838294,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.089446436838294,"endHours":19.089446436838294,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.089446436838294,"endHours":20.089446436838294,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.089446436838294,"endHours":21.089446436838294,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.089446436838294,"endHours":22.089446436838294,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.089446436838294,"endHours":23.089446436838294,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.089446436838294,"endHours":24.089446436838294,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.089446436838294,"endHours":25.089446436838294,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.089446436838294,"endHours":26.089446436838294,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.089446436838294,"endHours":27.089446436838294,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.089446436838294,"endHours":28.089446436838294,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.089446436838294,"endHours":29.089446436838294,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.089446436838294,"endHours":30.089446436838294,"planetary_lord":"Mars"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.1424236950730875,"eotMinutes":6.610022173674397,"ayanamsa":22.8153}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Amāvasyā · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"mahalaya-amavasya","name":"Mahālaya Amāvasyā (Sarvapitṛ Amāvasyā)","name_sanskrit":"महालय अमावस्या","tradition":"Pan-Hindu","associated_deity":"Pitṛ-deva","significance":"Final day of Pitṛ-Pakṣa; tarpaṇa for all ancestors.","vrata":true,"detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":1}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 September 18, 1925 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"September 18, 1925 CE for Noida, Uttar Pradesh: Kṛṣṇa Amāvasyā, sūryodaya 06:05, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/1925-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/1925-09-18","sa":"https://sa.vidhyamitra.com/city/noida/1925-09-18","hi":"https://hi.vidhyamitra.com/city/noida/1925-09-18","x-default":"https://vidhyamitra.com/city/noida/1925-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T21:16:58.258Z","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":"2026-06-03T21:16:58.258Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T21:16:58.258Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}