{"id":"vidhyamitra:city-day:mathura:-0484-04-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/-0484-04-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-0484-04-27","date_display":"April 27, 485 BCE","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-484,"month":4,"day":27,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1544393.770833,"kali_year":2618,"ahargana":955928.2708,"sun":{"sidereal_longitude":46.6392,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":329.1486,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.5094,"elapsed_within_tithi_degrees":6.5094},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.1486,"elapsed_within_degrees":9.1486},"yoga":{"number":2,"name":"Prīti","sum_longitude":15.7878},"karana":{"half_tithi_index":47,"name":"Gara"},"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":-484,"month":4,"day":27,"hour":6,"minute":30,"calendar":"julian"},"julian_day":1544393.770833,"ahargana":955928.2708,"kali_year":2618,"ayanamsa_lahiri":-10.8421,"grahas":{"sun":{"sidereal_longitude":46.6392,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":329.1486,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":2.8197},"mars":{"sidereal_longitude":130.6131,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":51.1318,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":242.3579,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"venus":{"sidereal_longitude":67.56,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":284.9636,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":290.32,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":110.32,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":-484,"month":4,"day":27,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":1544393.770833,"kali_year":2618,"ahargana":955928.2708,"sun":{"sidereal_longitude":46.6392,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":329.1486,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.5094,"elapsed_within_tithi_degrees":6.5094},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.1486,"elapsed_within_degrees":9.1486},"yoga":{"number":2,"name":"Prīti","sum_longitude":15.7878},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.82,"elongation":77.491},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.82,"opposition_distance":102.509}},"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":"18:49","solarNoonLocal":"12:17","dayLengthHours":13.083326135080902,"dayLengthDisplay":"13 Hours 05 Mins 00 Secs","nightLengthDisplay":"10 Hours 55 Mins 00 Secs","moonriseLocal":"01:37","moonsetLocal":"12:37","rahuKala":{"name":"Rāhu Kāla","start":"09:01","end":"10:39","startHours":9.012053985402972,"endHours":10.647469752288083,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:33","startHours":13.918301286058309,"endHours":15.553717052943423,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:44","end":"07:23","startHours":5.741222451632745,"endHours":7.376638218517858,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:14","startHours":8.793998549818289,"endHours":9.230109420987652,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:38","startHours":6.286361040594449,"endHours":6.635249737529939,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:43","startHours":11.846774648003832,"endHours":12.718996390342559,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:52","startHours":3.9967789669552913,"endHours":4.869000709294018,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:44","startHours":4.650945273709336,"endHours":5.741222451632745,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:20","startHours":14.463439875020015,"endHours":15.335661617358742,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.624548586713647,"endHours":19.024548586713646,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:22","startHours":18.824548586713647,"endHours":19.369687175675352,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.574548586713647,"endHours":20.324548586713647,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:43","startHours":23.846774648003834,"endHours":24.718996390342557,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:44","end":"07:23","startHours":5.741222451632745,"endHours":7.376638218517858,"quality":"inauspicious"},{"name":"Śubha","start":"07:23","end":"09:01","startHours":7.376638218517858,"endHours":9.012053985402972,"quality":"auspicious"},{"name":"Roga","start":"09:01","end":"10:39","startHours":9.012053985402972,"endHours":10.647469752288083,"quality":"inauspicious"},{"name":"Udveg","start":"10:39","end":"12:17","startHours":10.647469752288083,"endHours":12.282885519173195,"quality":"inauspicious"},{"name":"Chala","start":"12:17","end":"13:55","startHours":12.282885519173195,"endHours":13.918301286058309,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:33","startHours":13.918301286058309,"endHours":15.553717052943423,"quality":"auspicious"},{"name":"Amṛta","start":"15:33","end":"17:11","startHours":15.553717052943423,"endHours":17.189132819828533,"quality":"auspicious"},{"name":"Kāla","start":"17:11","end":"18:49","startHours":17.189132819828533,"endHours":18.824548586713647,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:49","end":"20:11","startHours":18.824548586713647,"endHours":20.189132819828533,"quality":"auspicious"},{"name":"Amṛta","start":"20:11","end":"21:33","startHours":20.189132819828533,"endHours":21.55371705294342,"quality":"auspicious"},{"name":"Kāla","start":"21:33","end":"22:55","startHours":21.55371705294342,"endHours":22.91830128605831,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:17","startHours":22.91830128605831,"endHours":24.282885519173195,"quality":"auspicious"},{"name":"Roga","start":"00:17","end":"01:39","startHours":24.282885519173195,"endHours":25.64746975228808,"quality":"inauspicious"},{"name":"Udveg","start":"01:39","end":"03:01","startHours":25.64746975228808,"endHours":27.01205398540297,"quality":"inauspicious"},{"name":"Chala","start":"03:01","end":"04:23","startHours":27.01205398540297,"endHours":28.376638218517858,"quality":"neutral"},{"name":"Labha","start":"04:23","end":"05:44","startHours":28.376638218517858,"endHours":29.741222451632744,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.741222451632745,"endHours":6.741222451632745,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.741222451632745,"endHours":7.741222451632745,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.741222451632745,"endHours":8.741222451632744,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.741222451632744,"endHours":9.741222451632744,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.741222451632744,"endHours":10.741222451632744,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.741222451632744,"endHours":11.741222451632744,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.741222451632744,"endHours":12.741222451632744,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.741222451632744,"endHours":13.741222451632744,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.741222451632744,"endHours":14.741222451632744,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.741222451632744,"endHours":15.741222451632744,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.741222451632744,"endHours":16.741222451632744,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.741222451632744,"endHours":17.741222451632744,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.741222451632744,"endHours":18.741222451632744,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.741222451632744,"endHours":19.741222451632744,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.741222451632744,"endHours":20.741222451632744,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.741222451632744,"endHours":21.741222451632744,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.741222451632744,"endHours":22.741222451632744,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.741222451632744,"endHours":23.741222451632744,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.741222451632744,"endHours":24.741222451632744,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.741222451632744,"endHours":25.741222451632744,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.741222451632744,"endHours":26.741222451632744,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.741222451632744,"endHours":27.741222451632744,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.741222451632744,"endHours":28.741222451632744,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.741222451632744,"endHours":29.741222451632744,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.452568889119913,"eotMinutes":2.332068849608316,"ayanamsa":-10.8421}},"calendars":{"vikram_samvat":-427,"saka_samvat":-562,"bengali_samvat":-1077,"malayalam_era":-1308,"nanakshahi_year":-1953,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Navamī · Vikram -427 undefined · Śaka -562 undefined"},"festivals":[],"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":true,"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 April 27, 485 BCE · Mathurā · Vidhyamitra","description":"April 27, 485 BCE for Mathurā: Kṛṣṇa Navamī, sūryodaya 05:44, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/-0484-04-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/-0484-04-27","sa":"https://sa.vidhyamitra.com/city/mathura/-0484-04-27","hi":"https://hi.vidhyamitra.com/city/mathura/-0484-04-27","x-default":"https://vidhyamitra.com/city/mathura/-0484-04-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T12:21:55.453Z","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":"2026-09-06T12:21:55.453Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T12:21:55.453Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}