{"id":"vidhyamitra:city-day:mathura:1973-08-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1973-08-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-08-04","date_display":"August 4, 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":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441898.770833,"kali_year":5075,"ahargana":1853433.2708,"sun":{"sidereal_longitude":107.5473,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":174.527,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":66.9797,"elapsed_within_tithi_degrees":6.9797},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.527,"elapsed_within_degrees":1.1936},"yoga":{"number":22,"name":"Sādhya","sum_longitude":282.0742},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":8,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441898.770833,"ahargana":1853433.2708,"kali_year":5075,"ayanamsa_lahiri":23.4841,"grahas":{"sun":{"sidereal_longitude":108.03906699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":176.12496699999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-4.4523},"mars":{"sidereal_longitude":2.875766999999996,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":90.54616700000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":283.46286699999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"venus":{"sidereal_longitude":138.873067,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":66.97066699999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":256.186,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":76.186,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441898.770833,"kali_year":5075,"ahargana":1853433.2708,"sun":{"sidereal_longitude":107.5473,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":174.527,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":66.9797,"elapsed_within_tithi_degrees":6.9797},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.527,"elapsed_within_degrees":1.1936},"yoga":{"number":22,"name":"Sādhya","sum_longitude":282.0742},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.452,"elongation":66.98},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.452,"opposition_distance":113.02}},"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":"05:44","sunsetLocal":"19:06","solarNoonLocal":"12:25","dayLengthHours":13.378708633596945,"dayLengthDisplay":"13 Hours 22 Mins 43 Secs","nightLengthDisplay":"10 Hours 37 Mins 17 Secs","moonriseLocal":"11:11","moonsetLocal":"22:44","rahuKala":{"name":"Rāhu Kāla","start":"09:04","end":"10:45","startHours":9.073640599334729,"endHours":10.745979178534348,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:05","end":"15:46","startHours":14.090656336933584,"endHours":15.762994916133202,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:44","end":"07:24","startHours":5.728963440935493,"endHours":7.401302020135111,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:18","startHours":8.850662122108114,"endHours":9.296619076561345,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:39","startHours":6.286409634002032,"endHours":6.643175197564617,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:52","startHours":11.972360803280733,"endHours":12.864274712187196,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:57","end":"04:50","startHours":3.9451356231225665,"endHours":4.83704953202903,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:37","end":"05:44","startHours":4.614071054802414,"endHours":5.728963440935493,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:32","startHours":14.648102530000124,"endHours":15.540016438906587,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:54","end":"19:18","startHours":18.90767207453244,"endHours":19.307672074532437,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:06","end":"19:40","startHours":19.107672074532438,"endHours":19.665118267598977,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:51","end":"20:36","startHours":18.857672074532438,"endHours":20.607672074532438,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:52","startHours":23.972360803280736,"endHours":24.864274712187196,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:44","end":"07:24","startHours":5.728963440935493,"endHours":7.401302020135111,"quality":"inauspicious"},{"name":"Śubha","start":"07:24","end":"09:04","startHours":7.401302020135111,"endHours":9.073640599334729,"quality":"auspicious"},{"name":"Roga","start":"09:04","end":"10:45","startHours":9.073640599334729,"endHours":10.745979178534348,"quality":"inauspicious"},{"name":"Udveg","start":"10:45","end":"12:25","startHours":10.745979178534348,"endHours":12.418317757733966,"quality":"inauspicious"},{"name":"Chala","start":"12:25","end":"14:05","startHours":12.418317757733966,"endHours":14.090656336933584,"quality":"neutral"},{"name":"Labha","start":"14:05","end":"15:46","startHours":14.090656336933584,"endHours":15.762994916133202,"quality":"auspicious"},{"name":"Amṛta","start":"15:46","end":"17:26","startHours":15.762994916133202,"endHours":17.43533349533282,"quality":"auspicious"},{"name":"Kāla","start":"17:26","end":"19:06","startHours":17.43533349533282,"endHours":19.107672074532438,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:06","end":"20:26","startHours":19.107672074532438,"endHours":20.43533349533282,"quality":"auspicious"},{"name":"Amṛta","start":"20:26","end":"21:46","startHours":20.43533349533282,"endHours":21.762994916133202,"quality":"auspicious"},{"name":"Kāla","start":"21:46","end":"23:05","startHours":21.762994916133202,"endHours":23.090656336933584,"quality":"inauspicious"},{"name":"Śubha","start":"23:05","end":"00:25","startHours":23.090656336933584,"endHours":24.418317757733966,"quality":"auspicious"},{"name":"Roga","start":"00:25","end":"01:45","startHours":24.418317757733966,"endHours":25.74597917853435,"quality":"inauspicious"},{"name":"Udveg","start":"01:45","end":"03:04","startHours":25.74597917853435,"endHours":27.07364059933473,"quality":"inauspicious"},{"name":"Chala","start":"03:04","end":"04:24","startHours":27.07364059933473,"endHours":28.401302020135113,"quality":"neutral"},{"name":"Labha","start":"04:24","end":"05:44","startHours":28.401302020135113,"endHours":29.728963440935495,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.728963440935493,"endHours":6.728963440935493,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.728963440935493,"endHours":7.728963440935493,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.728963440935493,"endHours":8.728963440935493,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.728963440935493,"endHours":9.728963440935493,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.728963440935493,"endHours":10.728963440935493,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.728963440935493,"endHours":11.728963440935493,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.728963440935493,"endHours":12.728963440935493,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.728963440935493,"endHours":13.728963440935493,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.728963440935493,"endHours":14.728963440935493,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.728963440935493,"endHours":15.728963440935493,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.728963440935493,"endHours":16.728963440935495,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.728963440935495,"endHours":17.728963440935495,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.728963440935495,"endHours":18.728963440935495,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.728963440935495,"endHours":19.728963440935495,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.728963440935495,"endHours":20.728963440935495,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.728963440935495,"endHours":21.728963440935495,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.728963440935495,"endHours":22.728963440935495,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.728963440935495,"endHours":23.728963440935495,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.728963440935495,"endHours":24.728963440935495,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.728963440935495,"endHours":25.728963440935495,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.728963440935495,"endHours":26.728963440935495,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.728963440935495,"endHours":27.728963440935495,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.728963440935495,"endHours":28.728963440935495,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.728963440935495,"endHours":29.728963440935495,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.324158355092987,"eotMinutes":-5.793865464037833,"ayanamsa":23.4841}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Ṣaṣṭhī · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"kalki-jayanti","name":"Kalki Jayantī","name_sanskrit":"कल्कि जयन्ती","tradition":"Vaishnava","associated_deity":"Kalki (10th daśāvatāra of Krishna)","deity_avatara_index":22,"significance":"Future Kalki avatāra — to manifest at end of Kali Yuga; observed Śrāvaṇa Śukla 6.","vrata":false,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Bhāgavata 12.2.18-20","Kalki Purāṇa"]}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 August 4, 1973 CE · Mathurā · Vidhyamitra","description":"August 4, 1973 CE for Mathurā: Śukla Ṣaṣṭhī, sūryodaya 05:44, sūryāsta 19:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1973-08-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1973-08-04","sa":"https://sa.vidhyamitra.com/city/mathura/1973-08-04","hi":"https://hi.vidhyamitra.com/city/mathura/1973-08-04","x-default":"https://vidhyamitra.com/city/mathura/1973-08-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:46:16.129Z","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":"2026-05-14T15:46:16.129Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:46:16.129Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}