{"id":"vidhyamitra:city-day:varanasi:2091-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/2091-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-02-06","date_display":"February 6, 2091 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":2091,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484818.770833,"kali_year":5192,"ahargana":1896353.2708,"sun":{"sidereal_longitude":292.1834,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":134.7809,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.5976,"elapsed_within_tithi_degrees":10.5976},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.7809,"elapsed_within_degrees":1.4476},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":66.9643},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2091,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484818.770833,"ahargana":1896353.2708,"kali_year":5192,"ayanamsa_lahiri":25.1256,"grahas":{"sun":{"sidereal_longitude":292.35240799999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":137.369908,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":-0.571},"mars":{"sidereal_longitude":148.66420800000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":291.320608,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":255.28140799999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":249.98110799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":52.747307999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":142.0778,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":322.0778,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484818.770833,"kali_year":5192,"ahargana":1896353.2708,"sun":{"sidereal_longitude":292.1834,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":134.7809,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.5976,"elapsed_within_tithi_degrees":10.5976},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.7809,"elapsed_within_degrees":1.4476},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":66.9643},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.571,"elongation":157.402},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.571,"opposition_distance":22.598}},"eclipse_window_40days":[]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:39","sunsetLocal":"17:46","solarNoonLocal":"12:12","dayLengthHours":11.116959328110427,"dayLengthDisplay":"11 Hours 07 Mins 01 Secs","nightLengthDisplay":"12 Hours 52 Mins 59 Secs","moonriseLocal":"19:37","moonsetLocal":"08:08","rahuKala":{"name":"Rāhu Kāla","start":"14:59","end":"16:23","startHours":14.985902050652228,"endHours":16.37552196666603,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:26","end":"10:49","startHours":9.427422386597014,"endHours":10.817042302610819,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:12","end":"13:36","startHours":12.206662218624622,"endHours":13.596282134638425,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:37","startHours":9.242139731128507,"endHours":9.612705042065521,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:24","startHours":7.111389193240675,"endHours":7.4078414419902865,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:35","startHours":11.836096907687606,"endHours":12.577227529561634,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:54","startHours":5.165921310821351,"endHours":5.907051932695379,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:39","startHours":5.721769277226872,"endHours":6.6481825545694075,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:48","startHours":14.059488773309692,"endHours":14.80061939518372,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:34","end":"17:58","startHours":17.565141882679836,"endHours":17.965141882679834,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:46","end":"18:14","startHours":17.765141882679835,"endHours":18.2283485213511,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:31","end":"19:16","startHours":17.515141882679835,"endHours":19.265141882679835,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:35","startHours":23.836096907687608,"endHours":24.577227529561636,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:39","end":"08:02","startHours":6.6481825545694075,"endHours":8.03780247058321,"quality":"inauspicious"},{"name":"Udveg","start":"08:02","end":"09:26","startHours":8.03780247058321,"endHours":9.427422386597014,"quality":"inauspicious"},{"name":"Chala","start":"09:26","end":"10:49","startHours":9.427422386597014,"endHours":10.817042302610819,"quality":"neutral"},{"name":"Labha","start":"10:49","end":"12:12","startHours":10.817042302610819,"endHours":12.206662218624622,"quality":"auspicious"},{"name":"Amṛta","start":"12:12","end":"13:36","startHours":12.206662218624622,"endHours":13.596282134638425,"quality":"auspicious"},{"name":"Kāla","start":"13:36","end":"14:59","startHours":13.596282134638425,"endHours":14.985902050652228,"quality":"inauspicious"},{"name":"Śubha","start":"14:59","end":"16:23","startHours":14.985902050652228,"endHours":16.37552196666603,"quality":"auspicious"},{"name":"Roga","start":"16:23","end":"17:46","startHours":16.37552196666603,"endHours":17.765141882679835,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:46","end":"19:23","startHours":17.765141882679835,"endHours":19.37552196666603,"quality":"inauspicious"},{"name":"Śubha","start":"19:23","end":"20:59","startHours":19.37552196666603,"endHours":20.98590205065223,"quality":"auspicious"},{"name":"Roga","start":"20:59","end":"22:36","startHours":20.98590205065223,"endHours":22.596282134638425,"quality":"inauspicious"},{"name":"Udveg","start":"22:36","end":"00:12","startHours":22.596282134638425,"endHours":24.206662218624622,"quality":"inauspicious"},{"name":"Chala","start":"00:12","end":"01:49","startHours":24.206662218624622,"endHours":25.817042302610815,"quality":"neutral"},{"name":"Labha","start":"01:49","end":"03:26","startHours":25.817042302610815,"endHours":27.427422386597016,"quality":"auspicious"},{"name":"Amṛta","start":"03:26","end":"05:02","startHours":27.427422386597016,"endHours":29.03780247058321,"quality":"auspicious"},{"name":"Kāla","start":"05:02","end":"06:39","startHours":29.03780247058321,"endHours":30.64818255456941,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.6481825545694075,"endHours":7.6481825545694075,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.6481825545694075,"endHours":8.648182554569408,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.648182554569408,"endHours":9.648182554569408,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.648182554569408,"endHours":10.648182554569408,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.648182554569408,"endHours":11.648182554569408,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.648182554569408,"endHours":12.648182554569408,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.648182554569408,"endHours":13.648182554569408,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.648182554569408,"endHours":14.648182554569408,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.648182554569408,"endHours":15.648182554569408,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.648182554569408,"endHours":16.64818255456941,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.64818255456941,"endHours":17.64818255456941,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.64818255456941,"endHours":18.64818255456941,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.64818255456941,"endHours":19.64818255456941,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.64818255456941,"endHours":20.64818255456941,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.64818255456941,"endHours":21.64818255456941,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.64818255456941,"endHours":22.64818255456941,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.64818255456941,"endHours":23.64818255456941,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.64818255456941,"endHours":24.64818255456941,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.64818255456941,"endHours":25.64818255456941,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.64818255456941,"endHours":26.64818255456941,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.64818255456941,"endHours":27.64818255456941,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.64818255456941,"endHours":28.64818255456941,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.64818255456941,"endHours":29.64818255456941,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.64818255456941,"endHours":30.64818255456941,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-15.593865207605097,"eotMinutes":-14.295333117477217,"ayanamsa":25.1256}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvitīyā · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"varanasi"},"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, 2091 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"February 6, 2091 CE for Vārāṇasī (Kāśī): Kṛṣṇa Dvitīyā, sūryodaya 06:39, sūryāsta 17:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/2091-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/2091-02-06","sa":"https://sa.vidhyamitra.com/city/varanasi/2091-02-06","hi":"https://hi.vidhyamitra.com/city/varanasi/2091-02-06","x-default":"https://vidhyamitra.com/city/varanasi/2091-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:47:37.590Z","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":"2026-05-14T15:47:37.590Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:47:37.590Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}