{"id":"vidhyamitra:city-day:mathura:2081-01-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2081-01-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2081-01-08","date_display":"January 8, 2081 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":2081,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2481137.770833,"kali_year":5182,"ahargana":1892672.2708,"sun":{"sidereal_longitude":263.0648,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":240.6649,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":337.6001,"elapsed_within_tithi_degrees":1.6001},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.6649,"elapsed_within_degrees":0.6649},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":143.7297},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2081,"month":1,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2481137.770833,"ahargana":1892672.2708,"kali_year":5182,"ayanamsa_lahiri":24.9848,"grahas":{"sun":{"sidereal_longitude":263.43084899999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":240.96634900000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":-4.4715},"mars":{"sidereal_longitude":327.708449,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":281.147749,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":298.108749,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":308.7078489999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":289.061249,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":337.1149,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":157.1149,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2081,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2481137.770833,"kali_year":5182,"ahargana":1892672.2708,"sun":{"sidereal_longitude":263.0648,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":240.6649,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":337.6001,"elapsed_within_tithi_degrees":1.6001},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.6649,"elapsed_within_degrees":0.6649},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":143.7297},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.471,"elongation":22.4},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.471,"opposition_distance":157.6}},"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":"07:11","sunsetLocal":"17:41","solarNoonLocal":"12:26","dayLengthHours":10.50567882096913,"dayLengthDisplay":"10 Hours 30 Mins 20 Secs","nightLengthDisplay":"13 Hours 29 Mins 40 Secs","moonriseLocal":"05:45","moonsetLocal":"16:07","rahuKala":{"name":"Rāhu Kāla","start":"12:26","end":"13:45","startHours":12.433449227222123,"endHours":13.746659079843266,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:30","end":"09:48","startHours":8.4938196693587,"endHours":9.807029521979842,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:07","end":"12:26","startHours":11.120239374600983,"endHours":12.433449227222123,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:59","startHours":9.63193487496369,"endHours":9.982124168995995,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:54","startHours":7.61834643427794,"endHours":7.8984978695037835,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:47","startHours":12.083259933189819,"endHours":12.783638521254428,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:29","startHours":5.7798526406083415,"endHours":6.480231228672951,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.305136581656798,"endHours":7.180609816737559,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:53","startHours":14.184395697383646,"endHours":14.884774285448255,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:29","end":"17:53","startHours":17.48628863770669,"endHours":17.886288637706688,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:41","end":"18:07","startHours":17.68628863770669,"endHours":18.12402525524707,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:26","end":"19:11","startHours":17.43628863770669,"endHours":19.18628863770669,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:47","startHours":24.08325993318982,"endHours":24.783638521254428,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:11","end":"08:30","startHours":7.180609816737559,"endHours":8.4938196693587,"quality":"auspicious"},{"name":"Amṛta","start":"08:30","end":"09:48","startHours":8.4938196693587,"endHours":9.807029521979842,"quality":"auspicious"},{"name":"Kāla","start":"09:48","end":"11:07","startHours":9.807029521979842,"endHours":11.120239374600983,"quality":"inauspicious"},{"name":"Śubha","start":"11:07","end":"12:26","startHours":11.120239374600983,"endHours":12.433449227222123,"quality":"auspicious"},{"name":"Roga","start":"12:26","end":"13:45","startHours":12.433449227222123,"endHours":13.746659079843266,"quality":"inauspicious"},{"name":"Udveg","start":"13:45","end":"15:04","startHours":13.746659079843266,"endHours":15.059868932464408,"quality":"inauspicious"},{"name":"Chala","start":"15:04","end":"16:22","startHours":15.059868932464408,"endHours":16.373078785085546,"quality":"neutral"},{"name":"Labha","start":"16:22","end":"17:41","startHours":16.373078785085546,"endHours":17.68628863770669,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:41","end":"19:22","startHours":17.68628863770669,"endHours":19.373078785085546,"quality":"inauspicious"},{"name":"Chala","start":"19:22","end":"21:04","startHours":19.373078785085546,"endHours":21.059868932464404,"quality":"neutral"},{"name":"Labha","start":"21:04","end":"22:45","startHours":21.059868932464404,"endHours":22.746659079843266,"quality":"auspicious"},{"name":"Amṛta","start":"22:45","end":"00:26","startHours":22.746659079843266,"endHours":24.433449227222123,"quality":"auspicious"},{"name":"Kāla","start":"00:26","end":"02:07","startHours":24.433449227222123,"endHours":26.12023937460098,"quality":"inauspicious"},{"name":"Śubha","start":"02:07","end":"03:48","startHours":26.12023937460098,"endHours":27.807029521979842,"quality":"auspicious"},{"name":"Roga","start":"03:48","end":"05:30","startHours":27.807029521979842,"endHours":29.4938196693587,"quality":"inauspicious"},{"name":"Udveg","start":"05:30","end":"07:11","startHours":29.4938196693587,"endHours":31.180609816737558,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.180609816737559,"endHours":8.180609816737558,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.180609816737558,"endHours":9.180609816737558,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.180609816737558,"endHours":10.180609816737558,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.180609816737558,"endHours":11.180609816737558,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.180609816737558,"endHours":12.180609816737558,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.180609816737558,"endHours":13.180609816737558,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.180609816737558,"endHours":14.180609816737558,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.180609816737558,"endHours":15.180609816737558,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.180609816737558,"endHours":16.180609816737558,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.180609816737558,"endHours":17.180609816737558,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.180609816737558,"endHours":18.180609816737558,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.180609816737558,"endHours":19.180609816737558,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.180609816737558,"endHours":20.180609816737558,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.180609816737558,"endHours":21.180609816737558,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.180609816737558,"endHours":22.180609816737558,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.180609816737558,"endHours":23.180609816737558,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.180609816737558,"endHours":24.180609816737558,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.180609816737558,"endHours":25.180609816737558,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.180609816737558,"endHours":26.180609816737558,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.180609816737558,"endHours":27.180609816737558,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.180609816737558,"endHours":28.180609816737558,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.180609816737558,"endHours":29.180609816737558,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.180609816737558,"endHours":30.180609816737558,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.180609816737558,"endHours":31.180609816737558,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.170528225900256,"eotMinutes":-6.7017536333273355,"ayanamsa":24.9848}},"calendars":{"vikram_samvat":2138,"vikram_samvatsara":"Ānanda","saka_samvat":2003,"saka_samvatsara":"Plava","bengali_samvat":1488,"malayalam_era":1257,"nanakshahi_year":612,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2138 Ānanda · Śaka 2003 Plava"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 January 8, 2081 CE · Mathurā · Vidhyamitra","description":"January 8, 2081 CE for Mathurā: Kṛṣṇa Caturdaśī, sūryodaya 07:11, sūryāsta 17:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2081-01-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2081-01-08","sa":"https://sa.vidhyamitra.com/city/mathura/2081-01-08","hi":"https://hi.vidhyamitra.com/city/mathura/2081-01-08","x-default":"https://vidhyamitra.com/city/mathura/2081-01-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T14:51:10.756Z","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":"2026-05-14T14:51:10.756Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T14:51:10.756Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}