{"id":"vidhyamitra:city-day:mathura:2099-01-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2099-01-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2099-01-25","date_display":"January 25, 2099 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":2099,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487728.770833,"kali_year":5200,"ahargana":1899263.2708,"sun":{"sidereal_longitude":279.8415,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":323.1327,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.2912,"elapsed_within_tithi_degrees":7.2912},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":323.1327,"elapsed_within_degrees":3.1327},"yoga":{"number":19,"name":"Parigha","sum_longitude":242.9742},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2099,"month":1,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487728.770833,"ahargana":1899263.2708,"kali_year":5200,"ayanamsa_lahiri":25.2369,"grahas":{"sun":{"sidereal_longitude":280.1143239999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":319.9159239999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-1.883},"mars":{"sidereal_longitude":229.75962400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":289.49042399999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":145.93512399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":236.034624,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":167.81612399999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":347.892,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":167.892,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"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":2099,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487728.770833,"kali_year":5200,"ahargana":1899263.2708,"sun":{"sidereal_longitude":279.8415,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":323.1327,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":43.2912,"elapsed_within_tithi_degrees":7.2912},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":323.1327,"elapsed_within_degrees":3.1327},"yoga":{"number":19,"name":"Parigha","sum_longitude":242.9742},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.883,"elongation":43.291},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.883,"opposition_distance":136.709}},"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":"07:09","sunsetLocal":"17:55","solarNoonLocal":"12:32","dayLengthHours":10.763572463394446,"dayLengthDisplay":"10 Hours 45 Mins 49 Secs","nightLengthDisplay":"13 Hours 14 Mins 11 Secs","moonriseLocal":"09:20","moonsetLocal":"21:01","rahuKala":{"name":"Rāhu Kāla","start":"16:34","end":"17:55","startHours":16.56323848247211,"endHours":17.908685040396414,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:32","end":"13:52","startHours":12.52689880869919,"endHours":13.872345366623497,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:13","end":"16:34","startHours":15.217791924547804,"endHours":16.56323848247211,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.656612818460673,"endHours":10.015398567240487,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:53","startHours":7.593594762976736,"endHours":7.8806233620005885,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:53","startHours":12.168113059919376,"endHours":12.885684557479005,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:43","end":"06:26","startHours":5.709969581882708,"endHours":6.427541079442339,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:15","end":"07:09","startHours":6.248148205052431,"endHours":7.145112577001968,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:02","startHours":14.320827552598267,"endHours":15.038399050157897,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.708685040396414,"endHours":18.108685040396413,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:21","startHours":17.908685040396414,"endHours":18.357167226371182,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.658685040396414,"endHours":19.408685040396414,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:53","startHours":24.168113059919374,"endHours":24.885684557479006,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:09","end":"08:29","startHours":7.145112577001968,"endHours":8.490559134926274,"quality":"inauspicious"},{"name":"Chala","start":"08:29","end":"09:50","startHours":8.490559134926274,"endHours":9.83600569285058,"quality":"neutral"},{"name":"Labha","start":"09:50","end":"11:11","startHours":9.83600569285058,"endHours":11.181452250774885,"quality":"auspicious"},{"name":"Amṛta","start":"11:11","end":"12:32","startHours":11.181452250774885,"endHours":12.52689880869919,"quality":"auspicious"},{"name":"Kāla","start":"12:32","end":"13:52","startHours":12.52689880869919,"endHours":13.872345366623497,"quality":"inauspicious"},{"name":"Śubha","start":"13:52","end":"15:13","startHours":13.872345366623497,"endHours":15.217791924547804,"quality":"auspicious"},{"name":"Roga","start":"15:13","end":"16:34","startHours":15.217791924547804,"endHours":16.56323848247211,"quality":"inauspicious"},{"name":"Udveg","start":"16:34","end":"17:55","startHours":16.56323848247211,"endHours":17.908685040396414,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:55","end":"19:34","startHours":17.908685040396414,"endHours":19.56323848247211,"quality":"auspicious"},{"name":"Roga","start":"19:34","end":"21:13","startHours":19.56323848247211,"endHours":21.217791924547804,"quality":"inauspicious"},{"name":"Udveg","start":"21:13","end":"22:52","startHours":21.217791924547804,"endHours":22.872345366623495,"quality":"inauspicious"},{"name":"Chala","start":"22:52","end":"00:32","startHours":22.872345366623495,"endHours":24.52689880869919,"quality":"neutral"},{"name":"Labha","start":"00:32","end":"02:11","startHours":24.52689880869919,"endHours":26.181452250774885,"quality":"auspicious"},{"name":"Amṛta","start":"02:11","end":"03:50","startHours":26.181452250774885,"endHours":27.836005692850577,"quality":"auspicious"},{"name":"Kāla","start":"03:50","end":"05:29","startHours":27.836005692850577,"endHours":29.490559134926272,"quality":"inauspicious"},{"name":"Śubha","start":"05:29","end":"07:09","startHours":29.490559134926272,"endHours":31.145112577001967,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:09","end":"08:09","startHours":7.145112577001968,"endHours":8.145112577001967,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:09","end":"09:09","startHours":8.145112577001967,"endHours":9.145112577001967,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:09","end":"10:09","startHours":9.145112577001967,"endHours":10.145112577001967,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:09","end":"11:09","startHours":10.145112577001967,"endHours":11.145112577001967,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:09","end":"12:09","startHours":11.145112577001967,"endHours":12.145112577001967,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:09","end":"13:09","startHours":12.145112577001967,"endHours":13.145112577001967,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:09","end":"14:09","startHours":13.145112577001967,"endHours":14.145112577001967,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:09","end":"15:09","startHours":14.145112577001967,"endHours":15.145112577001967,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:09","end":"16:09","startHours":15.145112577001967,"endHours":16.145112577001967,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:09","end":"17:09","startHours":16.145112577001967,"endHours":17.145112577001967,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:09","end":"18:09","startHours":17.145112577001967,"endHours":18.145112577001967,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:09","end":"19:09","startHours":18.145112577001967,"endHours":19.145112577001967,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:09","end":"20:09","startHours":19.145112577001967,"endHours":20.145112577001967,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:09","end":"21:09","startHours":20.145112577001967,"endHours":21.145112577001967,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:09","end":"22:09","startHours":21.145112577001967,"endHours":22.145112577001967,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:09","end":"23:09","startHours":22.145112577001967,"endHours":23.145112577001967,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:09","end":"00:09","startHours":23.145112577001967,"endHours":24.145112577001967,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:09","end":"01:09","startHours":24.145112577001967,"endHours":25.145112577001967,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:09","end":"02:09","startHours":25.145112577001967,"endHours":26.145112577001967,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:09","end":"03:09","startHours":26.145112577001967,"endHours":27.145112577001967,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:09","end":"04:09","startHours":27.145112577001967,"endHours":28.145112577001967,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:09","end":"05:09","startHours":28.145112577001967,"endHours":29.145112577001967,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:09","end":"06:09","startHours":29.145112577001967,"endHours":30.145112577001967,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:09","end":"07:09","startHours":30.145112577001967,"endHours":31.145112577001967,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","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":-18.92915581163049,"eotMinutes":-12.308728521951446,"ayanamsa":25.2369}},"calendars":{"vikram_samvat":2156,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2021,"saka_samvatsara":"Siddhārthī","bengali_samvat":1506,"malayalam_era":1275,"nanakshahi_year":630,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturthī · Vikram 2156 Aṅgirasa · Śaka 2021 Siddhārthī"},"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},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 25, 2099 CE · Mathurā · Vidhyamitra","description":"January 25, 2099 CE for Mathurā: Śukla Caturthī, sūryodaya 07:09, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2099-01-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2099-01-25","sa":"https://sa.vidhyamitra.com/city/mathura/2099-01-25","hi":"https://hi.vidhyamitra.com/city/mathura/2099-01-25","x-default":"https://vidhyamitra.com/city/mathura/2099-01-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:00:09.446Z","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":"2026-05-14T15:00:09.446Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:00:09.446Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}