{"id":"vidhyamitra:city-day:mathura:1966-05-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1966-05-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-05-28","date_display":"May 28, 1966 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":1966,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439273.770833,"kali_year":5068,"ahargana":1850808.2708,"sun":{"sidereal_longitude":42.8745,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":142.0992,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.2248,"elapsed_within_tithi_degrees":3.2248},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.0992,"elapsed_within_degrees":8.7659},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.9737},"karana":{"half_tithi_index":16,"name":"Bālava"},"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":1966,"month":5,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439273.770833,"ahargana":1850808.2708,"kali_year":5068,"ayanamsa_lahiri":23.3837,"grahas":{"sun":{"sidereal_longitude":42.895262,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":141.873262,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":4.3069},"mars":{"sidereal_longitude":36.524962000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":44.23026199999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":71.75756200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":2.8372620000000097,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":335.35476199999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":35.2711,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":215.2711,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"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":1966,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439273.770833,"kali_year":5068,"ahargana":1850808.2708,"sun":{"sidereal_longitude":42.8745,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":142.0992,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.2248,"elapsed_within_tithi_degrees":3.2248},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":142.0992,"elapsed_within_degrees":8.7659},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.9737},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.307,"elongation":99.225},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.307,"opposition_distance":80.775}},"eclipse_window_40days":[{"offset_days":6,"type":"lunar","occurs":true,"moon_latitude":-0.941,"opposition_distance":1.55}]},"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":"05:25","sunsetLocal":"19:07","solarNoonLocal":"12:16","dayLengthHours":13.702820780043103,"dayLengthDisplay":"13 Hours 42 Mins 10 Secs","nightLengthDisplay":"10 Hours 17 Mins 50 Secs","moonriseLocal":"12:38","moonsetLocal":"01:07","rahuKala":{"name":"Rāhu Kāla","start":"08:51","end":"10:34","startHours":8.847851246151777,"endHours":10.560703843657164,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:59","end":"15:42","startHours":13.98640903866794,"endHours":15.699261636173327,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:25","end":"07:08","startHours":5.4221460511410005,"endHours":7.1349986486463886,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:37","end":"09:05","startHours":8.619470899817724,"endHours":9.076231592485827,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:22","startHours":5.99309691697613,"endHours":6.358505471110613,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:44","startHours":11.81679574849445,"endHours":12.730317133830656,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:36","end":"04:31","startHours":3.595103280468587,"endHours":4.508624665804794,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:17","end":"05:25","startHours":4.280244319470742,"endHours":5.4221460511410005,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:28","startHours":14.55735990450307,"endHours":15.470881289839276,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:55","end":"19:19","startHours":18.924966831184104,"endHours":19.324966831184103,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:07","end":"19:42","startHours":19.124966831184103,"endHours":19.695917697019233,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:52","end":"20:37","startHours":18.874966831184103,"endHours":20.624966831184103,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:44","startHours":23.81679574849445,"endHours":24.73031713383066,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:25","end":"07:08","startHours":5.4221460511410005,"endHours":7.1349986486463886,"quality":"inauspicious"},{"name":"Śubha","start":"07:08","end":"08:51","startHours":7.1349986486463886,"endHours":8.847851246151777,"quality":"auspicious"},{"name":"Roga","start":"08:51","end":"10:34","startHours":8.847851246151777,"endHours":10.560703843657164,"quality":"inauspicious"},{"name":"Udveg","start":"10:34","end":"12:16","startHours":10.560703843657164,"endHours":12.273556441162551,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:59","startHours":12.273556441162551,"endHours":13.98640903866794,"quality":"neutral"},{"name":"Labha","start":"13:59","end":"15:42","startHours":13.98640903866794,"endHours":15.699261636173327,"quality":"auspicious"},{"name":"Amṛta","start":"15:42","end":"17:25","startHours":15.699261636173327,"endHours":17.412114233678714,"quality":"auspicious"},{"name":"Kāla","start":"17:25","end":"19:07","startHours":17.412114233678714,"endHours":19.124966831184103,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:07","end":"20:25","startHours":19.124966831184103,"endHours":20.412114233678714,"quality":"auspicious"},{"name":"Amṛta","start":"20:25","end":"21:42","startHours":20.412114233678714,"endHours":21.69926163617333,"quality":"auspicious"},{"name":"Kāla","start":"21:42","end":"22:59","startHours":21.69926163617333,"endHours":22.98640903866794,"quality":"inauspicious"},{"name":"Śubha","start":"22:59","end":"00:16","startHours":22.98640903866794,"endHours":24.27355644116255,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"01:34","startHours":24.27355644116255,"endHours":25.560703843657166,"quality":"inauspicious"},{"name":"Udveg","start":"01:34","end":"02:51","startHours":25.560703843657166,"endHours":26.847851246151777,"quality":"inauspicious"},{"name":"Chala","start":"02:51","end":"04:08","startHours":26.847851246151777,"endHours":28.134998648646388,"quality":"neutral"},{"name":"Labha","start":"04:08","end":"05:25","startHours":28.134998648646388,"endHours":29.422146051141,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:25","end":"06:25","startHours":5.4221460511410005,"endHours":6.4221460511410005,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:25","end":"07:25","startHours":6.4221460511410005,"endHours":7.4221460511410005,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:25","end":"08:25","startHours":7.4221460511410005,"endHours":8.422146051141,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:25","end":"09:25","startHours":8.422146051141,"endHours":9.422146051141,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:25","end":"10:25","startHours":9.422146051141,"endHours":10.422146051141,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:25","end":"11:25","startHours":10.422146051141,"endHours":11.422146051141,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:25","end":"12:25","startHours":11.422146051141,"endHours":12.422146051141,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:25","end":"13:25","startHours":12.422146051141,"endHours":13.422146051141,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:25","end":"14:25","startHours":13.422146051141,"endHours":14.422146051141,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:25","end":"15:25","startHours":14.422146051141,"endHours":15.422146051141,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:25","end":"16:25","startHours":15.422146051141,"endHours":16.422146051141,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:25","end":"17:25","startHours":16.422146051141,"endHours":17.422146051141,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:25","end":"18:25","startHours":17.422146051141,"endHours":18.422146051141,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:25","end":"19:25","startHours":18.422146051141,"endHours":19.422146051141,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:25","end":"20:25","startHours":19.422146051141,"endHours":20.422146051141,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:25","end":"21:25","startHours":20.422146051141,"endHours":21.422146051141,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:25","end":"22:25","startHours":21.422146051141,"endHours":22.422146051141,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:25","end":"23:25","startHours":22.422146051141,"endHours":23.422146051141,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:25","end":"00:25","startHours":23.422146051141,"endHours":24.422146051141,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:25","end":"01:25","startHours":24.422146051141,"endHours":25.422146051141,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:25","end":"02:25","startHours":25.422146051141,"endHours":26.422146051141,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:25","end":"03:25","startHours":26.422146051141,"endHours":27.422146051141,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:25","end":"04:25","startHours":27.422146051141,"endHours":28.422146051141,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:25","end":"05:25","startHours":28.422146051141,"endHours":29.422146051141,"planetary_lord":"Mercury"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.3540519467299,"eotMinutes":2.8918135302468597,"ayanamsa":23.3837}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Navamī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 May 28, 1966 CE · Mathurā · Vidhyamitra","description":"May 28, 1966 CE for Mathurā: Śukla Navamī, sūryodaya 05:25, sūryāsta 19:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1966-05-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1966-05-28","sa":"https://sa.vidhyamitra.com/city/mathura/1966-05-28","hi":"https://hi.vidhyamitra.com/city/mathura/1966-05-28","x-default":"https://vidhyamitra.com/city/mathura/1966-05-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T14:48:12.214Z","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":"2026-05-14T14:48:12.214Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T14:48:12.214Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}