{"id":"vidhyamitra:city-day:melbourne:2147-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/2147-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2147-05-13","date_display":"May 13, 2147 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":2147,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505367.770833,"kali_year":5249,"ahargana":1916902.2708,"sun":{"sidereal_longitude":25.8134,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":173.4972,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.6838,"elapsed_within_tithi_degrees":3.6838},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.4972,"elapsed_within_degrees":0.1639},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3106},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2147,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505367.770833,"ahargana":1916902.2708,"kali_year":5249,"ayanamsa_lahiri":25.9115,"grahas":{"sun":{"sidereal_longitude":26.15038500000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":174.33518500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":2.9031},"mars":{"sidereal_longitude":72.64968499999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":37.18258500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":153.37678499999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":8.388385000000028,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":22.402184999999974,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":133.2929,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":313.2929,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2147,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505367.770833,"kali_year":5249,"ahargana":1916902.2708,"sun":{"sidereal_longitude":25.8134,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":173.4972,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.6838,"elapsed_within_tithi_degrees":3.6838},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":173.4972,"elapsed_within_degrees":0.1639},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3106},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.903,"elongation":147.684},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.903,"opposition_distance":32.316}},"eclipse_window_40days":[]},"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"07:11","sunsetLocal":"17:22","solarNoonLocal":"12:16","dayLengthHours":10.172100384053998,"dayLengthDisplay":"10 Hours 10 Mins 20 Secs","nightLengthDisplay":"13 Hours 49 Mins 40 Secs","moonriseLocal":"15:41","moonsetLocal":"04:37","rahuKala":{"name":"Rāhu Kāla","start":"09:44","end":"11:00","startHours":9.730210924927226,"endHours":11.001723472933975,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:33","end":"14:49","startHours":13.544748568947476,"endHours":14.816261116954225,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:11","end":"08:28","startHours":7.1871858289137265,"endHours":8.458698376920477,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:54","startHours":9.560675918526325,"endHours":9.899745931328127,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:53","startHours":7.611023344915976,"endHours":7.882279355157416,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:37","startHours":11.934166008138925,"endHours":12.612306033742525,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:31","startHours":5.830905777706526,"endHours":6.509045803310126,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:20","end":"07:11","startHours":6.339510796909226,"endHours":7.1871858289137265,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:39","startHours":13.968586084949726,"endHours":14.646726110553326,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.159286212967725,"endHours":17.559286212967724,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:47","startHours":17.359286212967724,"endHours":17.783123728969976,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.109286212967724,"endHours":18.859286212967724,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:37","startHours":23.934166008138927,"endHours":24.612306033742524,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:11","end":"08:28","startHours":7.1871858289137265,"endHours":8.458698376920477,"quality":"inauspicious"},{"name":"Śubha","start":"08:28","end":"09:44","startHours":8.458698376920477,"endHours":9.730210924927226,"quality":"auspicious"},{"name":"Roga","start":"09:44","end":"11:00","startHours":9.730210924927226,"endHours":11.001723472933975,"quality":"inauspicious"},{"name":"Udveg","start":"11:00","end":"12:16","startHours":11.001723472933975,"endHours":12.273236020940725,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:33","startHours":12.273236020940725,"endHours":13.544748568947476,"quality":"neutral"},{"name":"Labha","start":"13:33","end":"14:49","startHours":13.544748568947476,"endHours":14.816261116954225,"quality":"auspicious"},{"name":"Amṛta","start":"14:49","end":"16:05","startHours":14.816261116954225,"endHours":16.087773664960974,"quality":"auspicious"},{"name":"Kāla","start":"16:05","end":"17:22","startHours":16.087773664960974,"endHours":17.359286212967724,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:22","end":"19:05","startHours":17.359286212967724,"endHours":19.087773664960974,"quality":"auspicious"},{"name":"Amṛta","start":"19:05","end":"20:49","startHours":19.087773664960974,"endHours":20.816261116954223,"quality":"auspicious"},{"name":"Kāla","start":"20:49","end":"22:33","startHours":20.816261116954223,"endHours":22.544748568947476,"quality":"inauspicious"},{"name":"Śubha","start":"22:33","end":"00:16","startHours":22.544748568947476,"endHours":24.273236020940725,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"02:00","startHours":24.273236020940725,"endHours":26.001723472933975,"quality":"inauspicious"},{"name":"Udveg","start":"02:00","end":"03:44","startHours":26.001723472933975,"endHours":27.730210924927228,"quality":"inauspicious"},{"name":"Chala","start":"03:44","end":"05:28","startHours":27.730210924927228,"endHours":29.458698376920477,"quality":"neutral"},{"name":"Labha","start":"05:28","end":"07:11","startHours":29.458698376920477,"endHours":31.187185828913726,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.1871858289137265,"endHours":8.187185828913726,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.187185828913726,"endHours":9.187185828913726,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.187185828913726,"endHours":10.187185828913726,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.187185828913726,"endHours":11.187185828913726,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.187185828913726,"endHours":12.187185828913726,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.187185828913726,"endHours":13.187185828913726,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.187185828913726,"endHours":14.187185828913726,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.187185828913726,"endHours":15.187185828913726,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.187185828913726,"endHours":16.187185828913726,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.187185828913726,"endHours":17.187185828913726,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.187185828913726,"endHours":18.187185828913726,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.187185828913726,"endHours":19.187185828913726,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.187185828913726,"endHours":20.187185828913726,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.187185828913726,"endHours":21.187185828913726,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.187185828913726,"endHours":22.187185828913726,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.187185828913726,"endHours":23.187185828913726,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.187185828913726,"endHours":24.187185828913726,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.187185828913726,"endHours":25.187185828913726,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.187185828913726,"endHours":26.187185828913726,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.187185828913726,"endHours":27.187185828913726,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.187185828913726,"endHours":28.187185828913726,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.187185828913726,"endHours":29.187185828913726,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.187185828913726,"endHours":30.187185828913726,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.187185828913726,"endHours":31.187185828913726,"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"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.281250904021203,"eotMinutes":3.7534387435564067,"ayanamsa":25.9115}},"calendars":{"vikram_samvat":2204,"vikram_samvatsara":"Raudra","saka_samvat":2069,"saka_samvatsara":"Plavaṅga","bengali_samvat":1554,"malayalam_era":1323,"nanakshahi_year":678,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram 2204 Raudra · Śaka 2069 Plavaṅga"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"melbourne"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 13, 2147 CE · Melbourne, Australia · Vidhyamitra","description":"May 13, 2147 CE for Melbourne, Australia: Śukla Trayodaśī, sūryodaya 07:11, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/2147-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/2147-05-13","sa":"https://sa.vidhyamitra.com/city/melbourne/2147-05-13","hi":"https://hi.vidhyamitra.com/city/melbourne/2147-05-13","x-default":"https://vidhyamitra.com/city/melbourne/2147-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T00:40:56.347Z","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":"2026-06-02T00:40:56.347Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T00:40:56.347Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}