{"id":"vidhyamitra:city-day:mathura:2018-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2018-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-02-06","date_display":"February 6, 2018 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":2018,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458155.770833,"kali_year":5119,"ahargana":1869690.2708,"sun":{"sidereal_longitude":293.0903,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":182.4247,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.3344,"elapsed_within_tithi_degrees":9.3344},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.4247,"elapsed_within_degrees":9.0913},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.5149},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2018,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458155.770833,"ahargana":1869690.2708,"kali_year":5119,"ayanamsa_lahiri":24.1058,"grahas":{"sun":{"sidereal_longitude":293.08393,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":184.44763,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":4.1602},"mars":{"sidereal_longitude":222.03313000000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":284.59563,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":207.42763000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":299.48582999999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":251.08713,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":114.8119,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":294.8119,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458155.770833,"kali_year":5119,"ahargana":1869690.2708,"sun":{"sidereal_longitude":293.0903,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":182.4247,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.3344,"elapsed_within_tithi_degrees":9.3344},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.4247,"elapsed_within_degrees":9.0913},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.5149},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.16,"elongation":110.666},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.16,"opposition_distance":69.334}},"eclipse_window_40days":[{"offset_days":10,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:03","sunsetLocal":"18:04","solarNoonLocal":"12:34","dayLengthHours":11.011197278803541,"dayLengthDisplay":"11 Hours 00 Mins 40 Secs","nightLengthDisplay":"12 Hours 59 Mins 20 Secs","moonriseLocal":"23:39","moonsetLocal":"10:59","rahuKala":{"name":"Rāhu Kāla","start":"15:19","end":"16:41","startHours":15.312808204992171,"endHours":16.689207864842615,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:48","end":"11:11","startHours":9.807209565590401,"endHours":11.183609225440843,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:34","end":"13:56","startHours":12.560008885291285,"endHours":13.93640854514173,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.623689610943675,"endHours":9.990729520237126,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:48","startHours":7.51321013250633,"endHours":7.806842059941092,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.192968975997836,"endHours":12.927048794584739,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:19","startHours":5.58625060871571,"endHours":6.320330427302613,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:03","startHours":6.136810472655887,"endHours":7.054410245889516,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.395208431758544,"endHours":15.129288250345446,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.865607524693058,"endHours":18.265607524693056,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:31","startHours":18.065607524693057,"endHours":18.52440741130987,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.815607524693057,"endHours":19.565607524693057,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.192968975997836,"endHours":24.927048794584742,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:03","end":"08:26","startHours":7.054410245889516,"endHours":8.430809905739958,"quality":"inauspicious"},{"name":"Udveg","start":"08:26","end":"09:48","startHours":8.430809905739958,"endHours":9.807209565590401,"quality":"inauspicious"},{"name":"Chala","start":"09:48","end":"11:11","startHours":9.807209565590401,"endHours":11.183609225440843,"quality":"neutral"},{"name":"Labha","start":"11:11","end":"12:34","startHours":11.183609225440843,"endHours":12.560008885291285,"quality":"auspicious"},{"name":"Amṛta","start":"12:34","end":"13:56","startHours":12.560008885291285,"endHours":13.93640854514173,"quality":"auspicious"},{"name":"Kāla","start":"13:56","end":"15:19","startHours":13.93640854514173,"endHours":15.312808204992171,"quality":"inauspicious"},{"name":"Śubha","start":"15:19","end":"16:41","startHours":15.312808204992171,"endHours":16.689207864842615,"quality":"auspicious"},{"name":"Roga","start":"16:41","end":"18:04","startHours":16.689207864842615,"endHours":18.065607524693057,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:04","end":"19:41","startHours":18.065607524693057,"endHours":19.689207864842615,"quality":"inauspicious"},{"name":"Śubha","start":"19:41","end":"21:19","startHours":19.689207864842615,"endHours":21.312808204992173,"quality":"auspicious"},{"name":"Roga","start":"21:19","end":"22:56","startHours":21.312808204992173,"endHours":22.93640854514173,"quality":"inauspicious"},{"name":"Udveg","start":"22:56","end":"00:34","startHours":22.93640854514173,"endHours":24.560008885291285,"quality":"inauspicious"},{"name":"Chala","start":"00:34","end":"02:11","startHours":24.560008885291285,"endHours":26.183609225440843,"quality":"neutral"},{"name":"Labha","start":"02:11","end":"03:48","startHours":26.183609225440843,"endHours":27.8072095655904,"quality":"auspicious"},{"name":"Amṛta","start":"03:48","end":"05:26","startHours":27.8072095655904,"endHours":29.430809905739956,"quality":"auspicious"},{"name":"Kāla","start":"05:26","end":"07:03","startHours":29.430809905739956,"endHours":31.054410245889514,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.054410245889516,"endHours":8.054410245889516,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.054410245889516,"endHours":9.054410245889516,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.054410245889516,"endHours":10.054410245889516,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.054410245889516,"endHours":11.054410245889516,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.054410245889516,"endHours":12.054410245889516,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.054410245889516,"endHours":13.054410245889516,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.054410245889516,"endHours":14.054410245889516,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.054410245889516,"endHours":15.054410245889516,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.054410245889516,"endHours":16.054410245889514,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.054410245889514,"endHours":17.054410245889514,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.054410245889514,"endHours":18.054410245889514,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.054410245889514,"endHours":19.054410245889514,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.054410245889514,"endHours":20.054410245889514,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.054410245889514,"endHours":21.054410245889514,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.054410245889514,"endHours":22.054410245889514,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.054410245889514,"endHours":23.054410245889514,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.054410245889514,"endHours":24.054410245889514,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.054410245889514,"endHours":25.054410245889514,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.054410245889514,"endHours":26.054410245889514,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.054410245889514,"endHours":27.054410245889514,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.054410245889514,"endHours":28.054410245889514,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.054410245889514,"endHours":29.054410245889514,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.054410245889514,"endHours":30.054410245889514,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.054410245889514,"endHours":31.054410245889514,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"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":-15.68141516031268,"eotMinutes":-14.295333117477217,"ayanamsa":24.1058}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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":"mathura"},"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, 2018 CE · Mathurā · Vidhyamitra","description":"February 6, 2018 CE for Mathurā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:03, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2018-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2018-02-06","sa":"https://sa.vidhyamitra.com/city/mathura/2018-02-06","hi":"https://hi.vidhyamitra.com/city/mathura/2018-02-06","x-default":"https://vidhyamitra.com/city/mathura/2018-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:39:21.950Z","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":"2026-05-14T15:39:21.950Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:39:21.950Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}