{"id":"vidhyamitra:city-day:mathura:2017-12-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2017-12-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-12-11","date_display":"December 11, 2017 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":2017,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458098.770833,"kali_year":5119,"ahargana":1869633.2708,"sun":{"sidereal_longitude":234.6122,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":150.1806,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.5684,"elapsed_within_tithi_degrees":11.5684},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.1806,"elapsed_within_degrees":3.5139},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.7927},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2017,"month":12,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458098.770833,"ahargana":1869633.2708,"kali_year":5119,"ayanamsa_lahiri":24.1037,"grahas":{"sun":{"sidereal_longitude":235.07500800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":153.71980800000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":2.406},"mars":{"sidereal_longitude":186.640308,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":239.70320800000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":198.73740799999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":227.81900799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":244.66860799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":117.832,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.832,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"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":2017,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458098.770833,"kali_year":5119,"ahargana":1869633.2708,"sun":{"sidereal_longitude":234.6122,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":150.1806,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":275.5684,"elapsed_within_tithi_degrees":11.5684},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.1806,"elapsed_within_degrees":3.5139},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.7927},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.406,"elongation":84.432},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.406,"opposition_distance":95.568}},"eclipse_window_40days":[]},"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":"07:00","sunsetLocal":"17:26","solarNoonLocal":"12:13","dayLengthHours":10.437990540105126,"dayLengthDisplay":"10 Hours 26 Mins 17 Secs","nightLengthDisplay":"13 Hours 33 Mins 43 Secs","moonriseLocal":"00:43","moonsetLocal":"12:52","rahuKala":{"name":"Rāhu Kāla","start":"08:18","end":"09:37","startHours":8.307705502718363,"endHours":9.612454320231503,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:55","end":"12:13","startHours":10.917203137744645,"endHours":12.221951955257786,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:32","end":"14:50","startHours":13.526700772770926,"endHours":14.831449590284066,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:47","startHours":9.438487811229752,"endHours":9.786420829233256,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.437872957709603,"endHours":7.716219372112406,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.874018937254283,"endHours":12.56988497326129,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:18","startHours":5.611224613191206,"endHours":6.307090649198214,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:00","startHours":6.133124140196462,"endHours":7.0029566852052225,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:39","startHours":13.961617045275307,"endHours":14.657483081282315,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.24094722531035,"endHours":17.64094722531035,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:53","startHours":17.44094722531035,"endHours":17.87586349781473,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.19094722531035,"endHours":18.94094722531035,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.87401893725428,"endHours":24.569884973261292,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:00","end":"08:18","startHours":7.0029566852052225,"endHours":8.307705502718363,"quality":"auspicious"},{"name":"Kāla","start":"08:18","end":"09:37","startHours":8.307705502718363,"endHours":9.612454320231503,"quality":"inauspicious"},{"name":"Śubha","start":"09:37","end":"10:55","startHours":9.612454320231503,"endHours":10.917203137744645,"quality":"auspicious"},{"name":"Roga","start":"10:55","end":"12:13","startHours":10.917203137744645,"endHours":12.221951955257786,"quality":"inauspicious"},{"name":"Udveg","start":"12:13","end":"13:32","startHours":12.221951955257786,"endHours":13.526700772770926,"quality":"inauspicious"},{"name":"Chala","start":"13:32","end":"14:50","startHours":13.526700772770926,"endHours":14.831449590284066,"quality":"neutral"},{"name":"Labha","start":"14:50","end":"16:08","startHours":14.831449590284066,"endHours":16.13619840779721,"quality":"auspicious"},{"name":"Amṛta","start":"16:08","end":"17:26","startHours":16.13619840779721,"endHours":17.44094722531035,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:26","end":"19:08","startHours":17.44094722531035,"endHours":19.13619840779721,"quality":"neutral"},{"name":"Labha","start":"19:08","end":"20:50","startHours":19.13619840779721,"endHours":20.831449590284066,"quality":"auspicious"},{"name":"Amṛta","start":"20:50","end":"22:32","startHours":20.831449590284066,"endHours":22.526700772770926,"quality":"auspicious"},{"name":"Kāla","start":"22:32","end":"00:13","startHours":22.526700772770926,"endHours":24.221951955257786,"quality":"inauspicious"},{"name":"Śubha","start":"00:13","end":"01:55","startHours":24.221951955257786,"endHours":25.917203137744647,"quality":"auspicious"},{"name":"Roga","start":"01:55","end":"03:37","startHours":25.917203137744647,"endHours":27.612454320231507,"quality":"inauspicious"},{"name":"Udveg","start":"03:37","end":"05:18","startHours":27.612454320231507,"endHours":29.307705502718363,"quality":"inauspicious"},{"name":"Chala","start":"05:18","end":"07:00","startHours":29.307705502718363,"endHours":31.002956685205223,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":7.0029566852052225,"endHours":8.002956685205223,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":8.002956685205223,"endHours":9.002956685205223,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":9.002956685205223,"endHours":10.002956685205223,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":10.002956685205223,"endHours":11.002956685205223,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":11.002956685205223,"endHours":12.002956685205223,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":12.002956685205223,"endHours":13.002956685205223,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":13.002956685205223,"endHours":14.002956685205223,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":14.002956685205223,"endHours":15.002956685205223,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":15.002956685205223,"endHours":16.002956685205223,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":16.002956685205223,"endHours":17.002956685205223,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":17.002956685205223,"endHours":18.002956685205223,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":18.002956685205223,"endHours":19.002956685205223,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":19.002956685205223,"endHours":20.002956685205223,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":20.002956685205223,"endHours":21.002956685205223,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":21.002956685205223,"endHours":22.002956685205223,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":22.002956685205223,"endHours":23.002956685205223,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":23.002956685205223,"endHours":24.002956685205223,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":24.002956685205223,"endHours":25.002956685205223,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":25.002956685205223,"endHours":26.002956685205223,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":26.002956685205223,"endHours":27.002956685205223,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":27.002956685205223,"endHours":28.002956685205223,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":28.002956685205223,"endHours":29.002956685205223,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":29.002956685205223,"endHours":30.002956685205223,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":30.002956685205223,"endHours":31.002956685205223,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.99556051169871,"eotMinutes":5.988082684532823,"ayanamsa":24.1037}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Aṣṭamī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"kalabhairava-ashtami","name":"Kālabhairava Aṣṭamī","name_sanskrit":"कालभैरव अष्टमी","tradition":"Shaiva","associated_deity":"Kālabhairava (fierce Śiva)","significance":"Kālabhairava's manifestation; Kāśī-kṣetrapāla.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"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 December 11, 2017 CE · Mathurā · Vidhyamitra","description":"December 11, 2017 CE for Mathurā: Kṛṣṇa Aṣṭamī, sūryodaya 07:00, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2017-12-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2017-12-11","sa":"https://sa.vidhyamitra.com/city/mathura/2017-12-11","hi":"https://hi.vidhyamitra.com/city/mathura/2017-12-11","x-default":"https://vidhyamitra.com/city/mathura/2017-12-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T17:43:26.516Z","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":"2026-05-14T17:43:26.516Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T17:43:26.516Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}