{"id":"vidhyamitra:city-day:noida:2001-10-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2001-10-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-10-21","date_display":"October 21, 2001 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":2001,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452203.770833,"kali_year":5103,"ahargana":1863738.2708,"sun":{"sidereal_longitude":183.1103,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":237.4496,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":54.3393,"elapsed_within_tithi_degrees":6.3393},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":237.4496,"elapsed_within_degrees":10.7829},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.5598},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2001,"month":10,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452203.770833,"ahargana":1863738.2708,"kali_year":5103,"ayanamsa_lahiri":23.8782,"grahas":{"sun":{"sidereal_longitude":183.83604000000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":238.49604,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":0.9905},"mars":{"sidereal_longitude":271.59244,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":170.76423999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":81.45943999999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":163.02193999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":50.49054000000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":70.1775,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":250.1775,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"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":2001,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452203.770833,"kali_year":5103,"ahargana":1863738.2708,"sun":{"sidereal_longitude":183.1103,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":237.4496,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":54.3393,"elapsed_within_tithi_degrees":6.3393},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":237.4496,"elapsed_within_degrees":10.7829},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.5598},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.99,"elongation":54.339},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.99,"opposition_distance":125.661}},"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":"06:24","sunsetLocal":"17:45","solarNoonLocal":"12:05","dayLengthHours":11.34598177983252,"dayLengthDisplay":"11 Hours 20 Mins 46 Secs","nightLengthDisplay":"12 Hours 39 Mins 14 Secs","moonriseLocal":"10:34","moonsetLocal":"20:52","rahuKala":{"name":"Rāhu Kāla","start":"16:20","end":"17:45","startHours":16.331519491325448,"endHours":17.749767213804514,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:05","end":"13:30","startHours":12.076776323888254,"endHours":13.49502404636732,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:55","end":"16:20","startHours":14.913271768846384,"endHours":16.331519491325448,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:26","startHours":9.051181182599581,"endHours":9.429380575260666,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:11","startHours":6.876534674798348,"endHours":7.179094188927215,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:27","startHours":11.69857693122717,"endHours":12.454975716549338,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:39","startHours":4.890987863327657,"endHours":5.647386648649825,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:24","startHours":5.458286952319283,"endHours":6.4037854339719935,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:43","startHours":13.967773287193673,"endHours":14.72417207251584,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:33","end":"17:57","startHours":17.549767213804515,"endHours":17.949767213804513,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:45","end":"18:13","startHours":17.749767213804514,"endHours":18.22251645463087,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:30","end":"19:15","startHours":17.499767213804514,"endHours":19.249767213804514,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:27","startHours":23.69857693122717,"endHours":24.454975716549338,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:24","end":"07:49","startHours":6.4037854339719935,"endHours":7.822033156451059,"quality":"inauspicious"},{"name":"Chala","start":"07:49","end":"09:14","startHours":7.822033156451059,"endHours":9.240280878930124,"quality":"neutral"},{"name":"Labha","start":"09:14","end":"10:40","startHours":9.240280878930124,"endHours":10.658528601409188,"quality":"auspicious"},{"name":"Amṛta","start":"10:40","end":"12:05","startHours":10.658528601409188,"endHours":12.076776323888254,"quality":"auspicious"},{"name":"Kāla","start":"12:05","end":"13:30","startHours":12.076776323888254,"endHours":13.49502404636732,"quality":"inauspicious"},{"name":"Śubha","start":"13:30","end":"14:55","startHours":13.49502404636732,"endHours":14.913271768846384,"quality":"auspicious"},{"name":"Roga","start":"14:55","end":"16:20","startHours":14.913271768846384,"endHours":16.331519491325448,"quality":"inauspicious"},{"name":"Udveg","start":"16:20","end":"17:45","startHours":16.331519491325448,"endHours":17.749767213804514,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:45","end":"19:20","startHours":17.749767213804514,"endHours":19.331519491325448,"quality":"auspicious"},{"name":"Roga","start":"19:20","end":"20:55","startHours":19.331519491325448,"endHours":20.913271768846386,"quality":"inauspicious"},{"name":"Udveg","start":"20:55","end":"22:30","startHours":20.913271768846386,"endHours":22.49502404636732,"quality":"inauspicious"},{"name":"Chala","start":"22:30","end":"00:05","startHours":22.49502404636732,"endHours":24.076776323888254,"quality":"neutral"},{"name":"Labha","start":"00:05","end":"01:40","startHours":24.076776323888254,"endHours":25.658528601409188,"quality":"auspicious"},{"name":"Amṛta","start":"01:40","end":"03:14","startHours":25.658528601409188,"endHours":27.240280878930122,"quality":"auspicious"},{"name":"Kāla","start":"03:14","end":"04:49","startHours":27.240280878930122,"endHours":28.82203315645106,"quality":"inauspicious"},{"name":"Śubha","start":"04:49","end":"06:24","startHours":28.82203315645106,"endHours":30.403785433971994,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.4037854339719935,"endHours":7.4037854339719935,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.4037854339719935,"endHours":8.403785433971994,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.403785433971994,"endHours":9.403785433971994,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.403785433971994,"endHours":10.403785433971994,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.403785433971994,"endHours":11.403785433971994,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.403785433971994,"endHours":12.403785433971994,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.403785433971994,"endHours":13.403785433971994,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.403785433971994,"endHours":14.403785433971994,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.403785433971994,"endHours":15.403785433971994,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.403785433971994,"endHours":16.403785433971994,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.403785433971994,"endHours":17.403785433971994,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.403785433971994,"endHours":18.403785433971994,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.403785433971994,"endHours":19.403785433971994,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.403785433971994,"endHours":20.403785433971994,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.403785433971994,"endHours":21.403785433971994,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.403785433971994,"endHours":22.403785433971994,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.403785433971994,"endHours":23.403785433971994,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.403785433971994,"endHours":24.403785433971994,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.403785433971994,"endHours":25.403785433971994,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.403785433971994,"endHours":26.403785433971994,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.403785433971994,"endHours":27.403785433971994,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.403785433971994,"endHours":28.403785433971994,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.403785433971994,"endHours":29.403785433971994,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.403785433971994,"endHours":30.403785433971994,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.659400052766777,"eotMinutes":15.829420566704727,"ayanamsa":23.8782}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pañcamī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","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 October 21, 2001 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"October 21, 2001 CE for Noida, Uttar Pradesh: Śukla Pañcamī, sūryodaya 06:24, sūryāsta 17:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2001-10-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2001-10-21","sa":"https://sa.vidhyamitra.com/city/noida/2001-10-21","hi":"https://hi.vidhyamitra.com/city/noida/2001-10-21","x-default":"https://vidhyamitra.com/city/noida/2001-10-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T05:48:05.330Z","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":"2026-06-03T05:48:05.330Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T05:48:05.330Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}