{"id":"vidhyamitra:city-day:perth:2079-12-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2079-12-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2079-12-28","date_display":"December 28, 2079 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":2079,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480760.770833,"kali_year":5181,"ahargana":1892295.2708,"sun":{"sidereal_longitude":250.9942,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":306.8317,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":55.8375,"elapsed_within_tithi_degrees":7.8375},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":306.8317,"elapsed_within_degrees":0.1651},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.826},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2079,"month":12,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2480760.770833,"ahargana":1892295.2708,"kali_year":5181,"ayanamsa_lahiri":24.9704,"grahas":{"sun":{"sidereal_longitude":251.46335299999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":303.532653,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":-3.4588},"mars":{"sidereal_longitude":187.627653,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":252.15825300000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":268.42085299999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":215.70885299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":277.404353,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":357.0902,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":177.0902,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2079,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480760.770833,"kali_year":5181,"ahargana":1892295.2708,"sun":{"sidereal_longitude":250.9942,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":306.8317,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":55.8375,"elapsed_within_tithi_degrees":7.8375},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":306.8317,"elapsed_within_degrees":0.1651},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.826},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.459,"elongation":55.838},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.459,"opposition_distance":124.162}},"eclipse_window_40days":[]},"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"sunriseLocal":"05:12","sunsetLocal":"19:25","solarNoonLocal":"12:18","dayLengthHours":14.223717031175696,"dayLengthDisplay":"14 Hours 13 Mins 25 Secs","nightLengthDisplay":"9 Hours 46 Mins 35 Secs","moonriseLocal":"09:13","moonsetLocal":"22:20","rahuKala":{"name":"Rāhu Kāla","start":"14:05","end":"15:52","startHours":14.085383036635083,"endHours":15.863347665532046,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:12","end":"06:58","startHours":5.195559892150274,"endHours":6.973524521047236,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:45","end":"10:32","startHours":8.751489149944199,"endHours":10.529453778841159,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:31","end":"08:59","startHours":8.514427199424603,"endHours":8.988551100463793,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:47","end":"06:10","startHours":5.7882147684492615,"endHours":6.167513889280613,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:47","startHours":11.833294506698932,"endHours":12.781542308777313,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:18","end":"04:15","startHours":3.299064287993515,"endHours":4.247312090071894,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:01","end":"05:12","startHours":4.0102501395523,"endHours":5.195559892150274,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:38","startHours":14.67803791293407,"endHours":15.626285715012449,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:13","end":"19:37","startHours":19.21927692332597,"endHours":19.61927692332597,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:25","end":"20:01","startHours":19.41927692332597,"endHours":20.011931799624957,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:10","end":"20:55","startHours":19.16927692332597,"endHours":20.91927692332597,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:47","startHours":23.833294506698934,"endHours":24.78154230877731,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:12","end":"06:58","startHours":5.195559892150274,"endHours":6.973524521047236,"quality":"auspicious"},{"name":"Roga","start":"06:58","end":"08:45","startHours":6.973524521047236,"endHours":8.751489149944199,"quality":"inauspicious"},{"name":"Udveg","start":"08:45","end":"10:32","startHours":8.751489149944199,"endHours":10.529453778841159,"quality":"inauspicious"},{"name":"Chala","start":"10:32","end":"12:18","startHours":10.529453778841159,"endHours":12.307418407738123,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"14:05","startHours":12.307418407738123,"endHours":14.085383036635083,"quality":"auspicious"},{"name":"Amṛta","start":"14:05","end":"15:52","startHours":14.085383036635083,"endHours":15.863347665532046,"quality":"auspicious"},{"name":"Kāla","start":"15:52","end":"17:38","startHours":15.863347665532046,"endHours":17.641312294429007,"quality":"inauspicious"},{"name":"Śubha","start":"17:38","end":"19:25","startHours":17.641312294429007,"endHours":19.41927692332597,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:25","end":"20:38","startHours":19.41927692332597,"endHours":20.641312294429007,"quality":"auspicious"},{"name":"Kāla","start":"20:38","end":"21:52","startHours":20.641312294429007,"endHours":21.863347665532046,"quality":"inauspicious"},{"name":"Śubha","start":"21:52","end":"23:05","startHours":21.863347665532046,"endHours":23.085383036635086,"quality":"auspicious"},{"name":"Roga","start":"23:05","end":"00:18","startHours":23.085383036635086,"endHours":24.307418407738123,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"01:32","startHours":24.307418407738123,"endHours":25.52945377884116,"quality":"inauspicious"},{"name":"Chala","start":"01:32","end":"02:45","startHours":25.52945377884116,"endHours":26.7514891499442,"quality":"neutral"},{"name":"Labha","start":"02:45","end":"03:58","startHours":26.7514891499442,"endHours":27.97352452104724,"quality":"auspicious"},{"name":"Amṛta","start":"03:58","end":"05:12","startHours":27.97352452104724,"endHours":29.195559892150275,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.195559892150274,"endHours":6.195559892150274,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.195559892150274,"endHours":7.195559892150274,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.195559892150274,"endHours":8.195559892150275,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.195559892150275,"endHours":9.195559892150275,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.195559892150275,"endHours":10.195559892150275,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.195559892150275,"endHours":11.195559892150275,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.195559892150275,"endHours":12.195559892150275,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.195559892150275,"endHours":13.195559892150275,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.195559892150275,"endHours":14.195559892150275,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.195559892150275,"endHours":15.195559892150275,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.195559892150275,"endHours":16.195559892150275,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.195559892150275,"endHours":17.195559892150275,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.195559892150275,"endHours":18.195559892150275,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.195559892150275,"endHours":19.195559892150275,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.195559892150275,"endHours":20.195559892150275,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.195559892150275,"endHours":21.195559892150275,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.195559892150275,"endHours":22.195559892150275,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.195559892150275,"endHours":23.195559892150275,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.195559892150275,"endHours":24.195559892150275,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.195559892150275,"endHours":25.195559892150275,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.195559892150275,"endHours":26.195559892150275,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.195559892150275,"endHours":27.195559892150275,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.195559892150275,"endHours":28.195559892150275,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.195559892150275,"endHours":29.195559892150275,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.280168026119142,"eotMinutes":-1.8871044642874448,"ayanamsa":24.9704}},"calendars":{"vikram_samvat":2136,"vikram_samvatsara":"Paridhāvi","saka_samvat":2001,"saka_samvatsara":"Vikāri","bengali_samvat":1486,"malayalam_era":1255,"nanakshahi_year":610,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pañcamī · Vikram 2136 Paridhāvi · Śaka 2001 Vikāri"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"perth"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 28, 2079 CE · Perth, Australia · Vidhyamitra","description":"December 28, 2079 CE for Perth, Australia: Śukla Pañcamī, sūryodaya 05:12, sūryāsta 19:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2079-12-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2079-12-28","sa":"https://sa.vidhyamitra.com/city/perth/2079-12-28","hi":"https://hi.vidhyamitra.com/city/perth/2079-12-28","x-default":"https://vidhyamitra.com/city/perth/2079-12-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T21:42:22.516Z","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":"2026-06-02T21:42:22.516Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T21:42:22.516Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}