{"id":"vidhyamitra:city-day:mathura:2013-01-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2013-01-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-01-27","date_display":"January 27, 2013 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":2013,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456319.770833,"kali_year":5114,"ahargana":1867854.2708,"sun":{"sidereal_longitude":283.1731,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":101.24,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":178.0669,"elapsed_within_tithi_degrees":10.0669},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.24,"elapsed_within_degrees":7.9067},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.4131},"karana":{"half_tithi_index":29,"name":"Bava"},"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":2013,"month":1,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456319.770833,"ahargana":1867854.2708,"kali_year":5114,"ayanamsa_lahiri":24.0356,"grahas":{"sun":{"sidereal_longitude":283.2210789999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":101.46217899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":-4.2047},"mars":{"sidereal_longitude":301.04937900000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":289.033779,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":41.897779000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":268.1932790000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":196.78027900000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":212.092,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.092,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2013,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456319.770833,"kali_year":5114,"ahargana":1867854.2708,"sun":{"sidereal_longitude":283.1731,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":101.24,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":178.0669,"elapsed_within_tithi_degrees":10.0669},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":101.24,"elapsed_within_degrees":7.9067},"yoga":{"number":2,"name":"Prīti","sum_longitude":24.4131},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.205,"elongation":178.067},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.205,"opposition_distance":1.933}},"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":"07:08","sunsetLocal":"17:56","solarNoonLocal":"12:32","dayLengthHours":10.800297447276009,"dayLengthDisplay":"10 Hours 48 Mins 01 Secs","nightLengthDisplay":"13 Hours 11 Mins 59 Secs","moonriseLocal":"17:41","moonsetLocal":"07:09","rahuKala":{"name":"Rāhu Kāla","start":"16:35","end":"17:56","startHours":16.58461163450982,"endHours":17.934648815419322,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:32","end":"13:53","startHours":12.534500091781318,"endHours":13.884537272690817,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:14","end":"16:35","startHours":15.23457445360032,"endHours":16.58461163450982,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.654420772507715,"endHours":10.014430687416915,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:52","startHours":7.584363761779813,"endHours":7.872371693707174,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:54","startHours":12.174490176872117,"endHours":12.894510006690519,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:25","startHours":5.694311708506511,"endHours":6.414331538324912,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:14","end":"07:08","startHours":6.234326580870312,"endHours":7.134351368143313,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:03","startHours":14.33454966632732,"endHours":15.05456949614572,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.734648815419323,"endHours":18.13464881541932,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:23","startHours":17.934648815419322,"endHours":18.38466120905582,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.684648815419322,"endHours":19.434648815419322,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:54","startHours":24.17449017687212,"endHours":24.894510006690517,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:08","end":"08:29","startHours":7.134351368143313,"endHours":8.484388549052813,"quality":"inauspicious"},{"name":"Chala","start":"08:29","end":"09:50","startHours":8.484388549052813,"endHours":9.834425729962316,"quality":"neutral"},{"name":"Labha","start":"09:50","end":"11:11","startHours":9.834425729962316,"endHours":11.184462910871815,"quality":"auspicious"},{"name":"Amṛta","start":"11:11","end":"12:32","startHours":11.184462910871815,"endHours":12.534500091781318,"quality":"auspicious"},{"name":"Kāla","start":"12:32","end":"13:53","startHours":12.534500091781318,"endHours":13.884537272690817,"quality":"inauspicious"},{"name":"Śubha","start":"13:53","end":"15:14","startHours":13.884537272690817,"endHours":15.23457445360032,"quality":"auspicious"},{"name":"Roga","start":"15:14","end":"16:35","startHours":15.23457445360032,"endHours":16.58461163450982,"quality":"inauspicious"},{"name":"Udveg","start":"16:35","end":"17:56","startHours":16.58461163450982,"endHours":17.934648815419322,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:56","end":"19:35","startHours":17.934648815419322,"endHours":19.58461163450982,"quality":"auspicious"},{"name":"Roga","start":"19:35","end":"21:14","startHours":19.58461163450982,"endHours":21.23457445360032,"quality":"inauspicious"},{"name":"Udveg","start":"21:14","end":"22:53","startHours":21.23457445360032,"endHours":22.88453727269082,"quality":"inauspicious"},{"name":"Chala","start":"22:53","end":"00:32","startHours":22.88453727269082,"endHours":24.534500091781318,"quality":"neutral"},{"name":"Labha","start":"00:32","end":"02:11","startHours":24.534500091781318,"endHours":26.184462910871815,"quality":"auspicious"},{"name":"Amṛta","start":"02:11","end":"03:50","startHours":26.184462910871815,"endHours":27.834425729962316,"quality":"auspicious"},{"name":"Kāla","start":"03:50","end":"05:29","startHours":27.834425729962316,"endHours":29.484388549052817,"quality":"inauspicious"},{"name":"Śubha","start":"05:29","end":"07:08","startHours":29.484388549052817,"endHours":31.134351368143314,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.134351368143313,"endHours":8.134351368143314,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.134351368143314,"endHours":9.134351368143314,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.134351368143314,"endHours":10.134351368143314,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.134351368143314,"endHours":11.134351368143314,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.134351368143314,"endHours":12.134351368143314,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.134351368143314,"endHours":13.134351368143314,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.134351368143314,"endHours":14.134351368143314,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.134351368143314,"endHours":15.134351368143314,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.134351368143314,"endHours":16.134351368143314,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.134351368143314,"endHours":17.134351368143314,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.134351368143314,"endHours":18.134351368143314,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.134351368143314,"endHours":19.134351368143314,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.134351368143314,"endHours":20.134351368143314,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.134351368143314,"endHours":21.134351368143314,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.134351368143314,"endHours":22.134351368143314,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.134351368143314,"endHours":23.134351368143314,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.134351368143314,"endHours":24.134351368143314,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.134351368143314,"endHours":25.134351368143314,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.134351368143314,"endHours":26.134351368143314,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.134351368143314,"endHours":27.134351368143314,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.134351368143314,"endHours":28.134351368143314,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.134351368143314,"endHours":29.134351368143314,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.134351368143314,"endHours":30.134351368143314,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.134351368143314,"endHours":31.134351368143314,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","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":-18.45548458671913,"eotMinutes":-12.76480550687915,"ayanamsa":24.0356}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pūrṇimā · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"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":"magha-purnima","name":"Māghī Pūrṇimā","name_sanskrit":"माघी पूर्णिमा","tradition":"Pan-Hindu","significance":"Sacred snāna at Prayāga; Māgha-snāna culmination.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2},{"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":"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 January 27, 2013 CE · Mathurā · Vidhyamitra","description":"January 27, 2013 CE for Mathurā: Śukla Pūrṇimā, sūryodaya 07:08, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2013-01-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2013-01-27","sa":"https://sa.vidhyamitra.com/city/mathura/2013-01-27","hi":"https://hi.vidhyamitra.com/city/mathura/2013-01-27","x-default":"https://vidhyamitra.com/city/mathura/2013-01-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T18:28:42.427Z","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":"2026-05-14T18:28:42.427Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T18:28:42.427Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}