{"id":"vidhyamitra:city-day:mathura:1973-01-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1973-01-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-01-05","date_display":"January 5, 1973 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":1973,"month":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441687.770833,"kali_year":5074,"ahargana":1853222.2708,"sun":{"sidereal_longitude":260.9531,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":265.6299,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":4.6769,"elapsed_within_tithi_degrees":4.6769},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.6299,"elapsed_within_degrees":12.2966},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.583},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1973,"month":1,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441687.770833,"ahargana":1853222.2708,"kali_year":5074,"ayanamsa_lahiri":23.476,"grahas":{"sun":{"sidereal_longitude":261.08422900000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":265.453929,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":-0.1362},"mars":{"sidereal_longitude":220.54522900000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":247.524629,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":265.820329,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":238.45372900000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":51.84862900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":267.3658,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":87.3658,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1973,"month":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441687.770833,"kali_year":5074,"ahargana":1853222.2708,"sun":{"sidereal_longitude":260.9531,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":265.6299,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":4.6769,"elapsed_within_tithi_degrees":4.6769},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.6299,"elapsed_within_degrees":12.2966},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.583},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.136,"elongation":4.677},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.136,"opposition_distance":175.323}},"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":"17:39","solarNoonLocal":"12:25","dayLengthHours":10.467175458523137,"dayLengthDisplay":"10 Hours 28 Mins 02 Secs","nightLengthDisplay":"13 Hours 31 Mins 58 Secs","moonriseLocal":"07:28","moonsetLocal":"17:56","rahuKala":{"name":"Rāhu Kāla","start":"11:06","end":"12:25","startHours":11.104235911420659,"endHours":12.412632843736052,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:02","end":"16:20","startHours":15.029426708366834,"endHours":16.337823640682227,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:29","end":"09:48","startHours":8.487442046789875,"endHours":9.795838979105266,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:58","startHours":9.621386054796549,"endHours":9.970291903413987,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:54","startHours":7.61517742524628,"endHours":7.89430210414023,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:46","startHours":12.063726995118614,"endHours":12.76153869235349,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:29","startHours":5.783421720004731,"endHours":6.481233417239607,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.306780492930888,"endHours":7.179045114474483,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:51","startHours":14.157162086823242,"endHours":14.854973784058117,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:27","end":"17:51","startHours":17.44622057299762,"endHours":17.84622057299762,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:39","end":"18:05","startHours":17.64622057299762,"endHours":18.082352883769417,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:24","end":"19:09","startHours":17.39622057299762,"endHours":19.14622057299762,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:46","startHours":24.063726995118614,"endHours":24.76153869235349,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:11","end":"08:29","startHours":7.179045114474483,"endHours":8.487442046789875,"quality":"neutral"},{"name":"Labha","start":"08:29","end":"09:48","startHours":8.487442046789875,"endHours":9.795838979105266,"quality":"auspicious"},{"name":"Amṛta","start":"09:48","end":"11:06","startHours":9.795838979105266,"endHours":11.104235911420659,"quality":"auspicious"},{"name":"Kāla","start":"11:06","end":"12:25","startHours":11.104235911420659,"endHours":12.412632843736052,"quality":"inauspicious"},{"name":"Śubha","start":"12:25","end":"13:43","startHours":12.412632843736052,"endHours":13.721029776051443,"quality":"auspicious"},{"name":"Roga","start":"13:43","end":"15:02","startHours":13.721029776051443,"endHours":15.029426708366834,"quality":"inauspicious"},{"name":"Udveg","start":"15:02","end":"16:20","startHours":15.029426708366834,"endHours":16.337823640682227,"quality":"inauspicious"},{"name":"Chala","start":"16:20","end":"17:39","startHours":16.337823640682227,"endHours":17.64622057299762,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:39","end":"19:20","startHours":17.64622057299762,"endHours":19.337823640682227,"quality":"inauspicious"},{"name":"Udveg","start":"19:20","end":"21:02","startHours":19.337823640682227,"endHours":21.029426708366834,"quality":"inauspicious"},{"name":"Chala","start":"21:02","end":"22:43","startHours":21.029426708366834,"endHours":22.721029776051445,"quality":"neutral"},{"name":"Labha","start":"22:43","end":"00:25","startHours":22.721029776051445,"endHours":24.412632843736052,"quality":"auspicious"},{"name":"Amṛta","start":"00:25","end":"02:06","startHours":24.412632843736052,"endHours":26.10423591142066,"quality":"auspicious"},{"name":"Kāla","start":"02:06","end":"03:48","startHours":26.10423591142066,"endHours":27.79583897910527,"quality":"inauspicious"},{"name":"Śubha","start":"03:48","end":"05:29","startHours":27.79583897910527,"endHours":29.487442046789877,"quality":"auspicious"},{"name":"Roga","start":"05:29","end":"07:11","startHours":29.487442046789877,"endHours":31.179045114474484,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.179045114474483,"endHours":8.179045114474484,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.179045114474484,"endHours":9.179045114474484,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.179045114474484,"endHours":10.179045114474484,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.179045114474484,"endHours":11.179045114474484,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.179045114474484,"endHours":12.179045114474484,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.179045114474484,"endHours":13.179045114474484,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.179045114474484,"endHours":14.179045114474484,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.179045114474484,"endHours":15.179045114474484,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.179045114474484,"endHours":16.179045114474484,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.179045114474484,"endHours":17.179045114474484,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.179045114474484,"endHours":18.179045114474484,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.179045114474484,"endHours":19.179045114474484,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.179045114474484,"endHours":20.179045114474484,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.179045114474484,"endHours":21.179045114474484,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.179045114474484,"endHours":22.179045114474484,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.179045114474484,"endHours":23.179045114474484,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.179045114474484,"endHours":24.179045114474484,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.179045114474484,"endHours":25.179045114474484,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.179045114474484,"endHours":26.179045114474484,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.179045114474484,"endHours":27.179045114474484,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.179045114474484,"endHours":28.179045114474484,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.179045114474484,"endHours":29.179045114474484,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.179045114474484,"endHours":30.179045114474484,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.179045114474484,"endHours":31.179045114474484,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"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":-22.641185560519283,"eotMinutes":-5.452770624163118,"ayanamsa":23.476}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pratipada · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"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}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 5, 1973 CE · Mathurā · Vidhyamitra","description":"January 5, 1973 CE for Mathurā: Śukla Pratipada, sūryodaya 07:11, sūryāsta 17:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1973-01-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1973-01-05","sa":"https://sa.vidhyamitra.com/city/mathura/1973-01-05","hi":"https://hi.vidhyamitra.com/city/mathura/1973-01-05","x-default":"https://vidhyamitra.com/city/mathura/1973-01-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T13:35:06.074Z","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":"2026-05-14T13:35:06.074Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T13:35:06.074Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}