{"id":"vidhyamitra:city-day:noida:2178-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/noida/2178-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2178-02-06","date_display":"February 6, 2178 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":2178,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516594.770833,"kali_year":5279,"ahargana":1928129.2708,"sun":{"sidereal_longitude":290.6407,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":153.7446,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.104,"elapsed_within_tithi_degrees":7.104},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":153.7446,"elapsed_within_degrees":7.078},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.3853},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2178,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516594.770833,"ahargana":1928129.2708,"kali_year":5279,"ayanamsa_lahiri":26.3409,"grahas":{"sun":{"sidereal_longitude":291.02213099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":156.70373100000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":-4.3527},"mars":{"sidereal_longitude":236.76203099999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":306.401031,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":4.192730999999981,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":307.19053099999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":33.02753100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":258.4324,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":78.4324,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2178,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516594.770833,"kali_year":5279,"ahargana":1928129.2708,"sun":{"sidereal_longitude":290.6407,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":153.7446,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.104,"elapsed_within_tithi_degrees":7.104},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":153.7446,"elapsed_within_degrees":7.078},"yoga":{"number":7,"name":"Sukarma","sum_longitude":84.3853},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.353,"elongation":136.896},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.353,"opposition_distance":43.104}},"eclipse_window_40days":[{"offset_days":-18,"type":"solar","occurs":true,"moon_latitude":1.2,"elongation":2.654}]},"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":"07:06","sunsetLocal":"18:04","solarNoonLocal":"12:35","dayLengthHours":10.966047056635226,"dayLengthDisplay":"10 Hours 57 Mins 58 Secs","nightLengthDisplay":"13 Hours 02 Mins 02 Secs","moonriseLocal":"21:37","moonsetLocal":"09:37","rahuKala":{"name":"Rāhu Kāla","start":"11:12","end":"12:35","startHours":11.208099669878552,"endHours":12.578855551957954,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:19","end":"16:41","startHours":15.320367316116762,"endHours":16.691123198196163,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:28","end":"09:50","startHours":8.466587905719745,"endHours":9.83734378779915,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.654576336855229,"endHours":10.02011123874307,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:51","startHours":7.552750651000143,"endHours":7.845178572510416,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"12:57","startHours":12.213320650070113,"endHours":12.944390453845795,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:38","end":"06:22","startHours":5.633692416088978,"endHours":6.3647622198646605,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:11","end":"07:06","startHours":6.18199476892074,"endHours":7.095832023640342,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.40653006139716,"endHours":15.137599865172842,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.861879080275568,"endHours":18.261879080275566,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:31","startHours":18.061879080275567,"endHours":18.51879770763537,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.811879080275567,"endHours":19.561879080275567,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"00:57","startHours":24.213320650070113,"endHours":24.944390453845795,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:06","end":"08:28","startHours":7.095832023640342,"endHours":8.466587905719745,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"09:50","startHours":8.466587905719745,"endHours":9.83734378779915,"quality":"auspicious"},{"name":"Amṛta","start":"09:50","end":"11:12","startHours":9.83734378779915,"endHours":11.208099669878552,"quality":"auspicious"},{"name":"Kāla","start":"11:12","end":"12:35","startHours":11.208099669878552,"endHours":12.578855551957954,"quality":"inauspicious"},{"name":"Śubha","start":"12:35","end":"13:57","startHours":12.578855551957954,"endHours":13.949611434037358,"quality":"auspicious"},{"name":"Roga","start":"13:57","end":"15:19","startHours":13.949611434037358,"endHours":15.320367316116762,"quality":"inauspicious"},{"name":"Udveg","start":"15:19","end":"16:41","startHours":15.320367316116762,"endHours":16.691123198196163,"quality":"inauspicious"},{"name":"Chala","start":"16:41","end":"18:04","startHours":16.691123198196163,"endHours":18.061879080275567,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:04","end":"19:41","startHours":18.061879080275567,"endHours":19.691123198196163,"quality":"inauspicious"},{"name":"Udveg","start":"19:41","end":"21:19","startHours":19.691123198196163,"endHours":21.32036731611676,"quality":"inauspicious"},{"name":"Chala","start":"21:19","end":"22:57","startHours":21.32036731611676,"endHours":22.949611434037358,"quality":"neutral"},{"name":"Labha","start":"22:57","end":"00:35","startHours":22.949611434037358,"endHours":24.578855551957954,"quality":"auspicious"},{"name":"Amṛta","start":"00:35","end":"02:12","startHours":24.578855551957954,"endHours":26.20809966987855,"quality":"auspicious"},{"name":"Kāla","start":"02:12","end":"03:50","startHours":26.20809966987855,"endHours":27.83734378779915,"quality":"inauspicious"},{"name":"Śubha","start":"03:50","end":"05:28","startHours":27.83734378779915,"endHours":29.466587905719745,"quality":"auspicious"},{"name":"Roga","start":"05:28","end":"07:06","startHours":29.466587905719745,"endHours":31.09583202364034,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.095832023640342,"endHours":8.095832023640341,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.095832023640341,"endHours":9.095832023640341,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.095832023640341,"endHours":10.095832023640341,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.095832023640341,"endHours":11.095832023640341,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.095832023640341,"endHours":12.095832023640341,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.095832023640341,"endHours":13.095832023640341,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.095832023640341,"endHours":14.095832023640341,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.095832023640341,"endHours":15.095832023640341,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.095832023640341,"endHours":16.09583202364034,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.09583202364034,"endHours":17.09583202364034,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.09583202364034,"endHours":18.09583202364034,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.09583202364034,"endHours":19.09583202364034,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.09583202364034,"endHours":20.09583202364034,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.09583202364034,"endHours":21.09583202364034,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.09583202364034,"endHours":22.09583202364034,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.09583202364034,"endHours":23.09583202364034,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.09583202364034,"endHours":24.09583202364034,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.09583202364034,"endHours":25.09583202364034,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.09583202364034,"endHours":26.09583202364034,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.09583202364034,"endHours":27.09583202364034,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.09583202364034,"endHours":28.09583202364034,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.09583202364034,"endHours":29.09583202364034,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.09583202364034,"endHours":30.09583202364034,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.09583202364034,"endHours":31.09583202364034,"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":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.628827865502839,"eotMinutes":-14.295333117477217,"ayanamsa":26.3409}},"calendars":{"vikram_samvat":2235,"vikram_samvatsara":"Khara","saka_samvat":2100,"saka_samvatsara":"Bahudhānya","bengali_samvat":1585,"malayalam_era":1354,"nanakshahi_year":709,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturthī · Vikram 2235 Khara · Śaka 2100 Bahudhānya"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"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 February 6, 2178 CE · Noida, Uttar Pradesh · Vidhyamitra","description":"February 6, 2178 CE for Noida, Uttar Pradesh: Kṛṣṇa Caturthī, sūryodaya 07:06, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/noida/2178-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/noida/2178-02-06","sa":"https://sa.vidhyamitra.com/city/noida/2178-02-06","hi":"https://hi.vidhyamitra.com/city/noida/2178-02-06","x-default":"https://vidhyamitra.com/city/noida/2178-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T12:16:12.529Z","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":"2026-06-03T12:16:12.529Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T12:16:12.529Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}