{"id":"vidhyamitra:city-day:perth:2176-04-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2176-04-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2176-04-04","date_display":"April 4, 2176 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":2176,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515921.770833,"kali_year":5277,"ahargana":1927456.2708,"sun":{"sidereal_longitude":348.3864,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":277.8889,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.5025,"elapsed_within_tithi_degrees":1.5025},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.8889,"elapsed_within_degrees":11.2223},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.2754},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2176,"month":4,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515921.770833,"ahargana":1927456.2708,"kali_year":5277,"ayanamsa_lahiri":26.3152,"grahas":{"sun":{"sidereal_longitude":348.631044,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":275.88984400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-1.2544},"mars":{"sidereal_longitude":254.69994399999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":338.236244,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":319.07324399999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":341.380944,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":11.974043999999992,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":294.0912,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":114.0912,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2176,"month":4,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515921.770833,"kali_year":5277,"ahargana":1927456.2708,"sun":{"sidereal_longitude":348.3864,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":277.8889,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":289.5025,"elapsed_within_tithi_degrees":1.5025},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.8889,"elapsed_within_degrees":11.2223},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.2754},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.254,"elongation":70.498},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.254,"opposition_distance":109.502}},"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":"06:31","sunsetLocal":"18:09","solarNoonLocal":"12:20","dayLengthHours":11.640120000292224,"dayLengthDisplay":"11 Hours 38 Mins 24 Secs","nightLengthDisplay":"12 Hours 21 Mins 36 Secs","moonriseLocal":"00:34","moonsetLocal":"14:24","rahuKala":{"name":"Rāhu Kāla","start":"13:47","end":"15:15","startHours":13.787708718352032,"endHours":15.242723718388557,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:31","end":"07:58","startHours":6.512633718169391,"endHours":7.967648718205918,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:25","end":"10:53","startHours":9.422663718242447,"endHours":10.877678718278975,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:37","startHours":9.228661718237577,"endHours":9.616665718247317,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:18","startHours":6.997638718181567,"endHours":7.308041918189359,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:43","startHours":11.944689718305762,"endHours":12.720697718325242,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:58","end":"05:44","startHours":4.960617718130427,"endHours":5.736625718149909,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:33","end":"06:31","startHours":5.542623718145038,"endHours":6.512633718169391,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:03","startHours":14.272713718364209,"endHours":15.04872171838369,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.952753718461615,"endHours":18.352753718461614,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:38","startHours":18.152753718461614,"endHours":18.63775871847379,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.902753718461614,"endHours":19.652753718461614,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:43","startHours":23.944689718305764,"endHours":24.720697718325244,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:31","end":"07:58","startHours":6.512633718169391,"endHours":7.967648718205918,"quality":"auspicious"},{"name":"Roga","start":"07:58","end":"09:25","startHours":7.967648718205918,"endHours":9.422663718242447,"quality":"inauspicious"},{"name":"Udveg","start":"09:25","end":"10:53","startHours":9.422663718242447,"endHours":10.877678718278975,"quality":"inauspicious"},{"name":"Chala","start":"10:53","end":"12:20","startHours":10.877678718278975,"endHours":12.332693718315504,"quality":"neutral"},{"name":"Labha","start":"12:20","end":"13:47","startHours":12.332693718315504,"endHours":13.787708718352032,"quality":"auspicious"},{"name":"Amṛta","start":"13:47","end":"15:15","startHours":13.787708718352032,"endHours":15.242723718388557,"quality":"auspicious"},{"name":"Kāla","start":"15:15","end":"16:42","startHours":15.242723718388557,"endHours":16.697738718425086,"quality":"inauspicious"},{"name":"Śubha","start":"16:42","end":"18:09","startHours":16.697738718425086,"endHours":18.152753718461614,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:09","end":"19:42","startHours":18.152753718461614,"endHours":19.697738718425086,"quality":"auspicious"},{"name":"Kāla","start":"19:42","end":"21:15","startHours":19.697738718425086,"endHours":21.242723718388557,"quality":"inauspicious"},{"name":"Śubha","start":"21:15","end":"22:47","startHours":21.242723718388557,"endHours":22.78770871835203,"quality":"auspicious"},{"name":"Roga","start":"22:47","end":"00:20","startHours":22.78770871835203,"endHours":24.332693718315504,"quality":"inauspicious"},{"name":"Udveg","start":"00:20","end":"01:53","startHours":24.332693718315504,"endHours":25.877678718278972,"quality":"inauspicious"},{"name":"Chala","start":"01:53","end":"03:25","startHours":25.877678718278972,"endHours":27.422663718242447,"quality":"neutral"},{"name":"Labha","start":"03:25","end":"04:58","startHours":27.422663718242447,"endHours":28.96764871820592,"quality":"auspicious"},{"name":"Amṛta","start":"04:58","end":"06:31","startHours":28.96764871820592,"endHours":30.51263371816939,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.512633718169391,"endHours":7.512633718169391,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.512633718169391,"endHours":8.51263371816939,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.51263371816939,"endHours":9.51263371816939,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.51263371816939,"endHours":10.51263371816939,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.51263371816939,"endHours":11.51263371816939,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.51263371816939,"endHours":12.51263371816939,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.51263371816939,"endHours":13.51263371816939,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.51263371816939,"endHours":14.51263371816939,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.51263371816939,"endHours":15.51263371816939,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.51263371816939,"endHours":16.51263371816939,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.51263371816939,"endHours":17.51263371816939,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.51263371816939,"endHours":18.51263371816939,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.51263371816939,"endHours":19.51263371816939,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.51263371816939,"endHours":20.51263371816939,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.51263371816939,"endHours":21.51263371816939,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.51263371816939,"endHours":22.51263371816939,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.51263371816939,"endHours":23.51263371816939,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.51263371816939,"endHours":24.51263371816939,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.51263371816939,"endHours":25.51263371816939,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.51263371816939,"endHours":26.51263371816939,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.51263371816939,"endHours":27.51263371816939,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.51263371816939,"endHours":28.51263371816939,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.51263371816939,"endHours":29.51263371816939,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.51263371816939,"endHours":30.51263371816939,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.887771962178785,"eotMinutes":-3.4036230989301703,"ayanamsa":26.3152}},"calendars":{"vikram_samvat":2233,"vikram_samvatsara":"Virodhi","saka_samvat":2098,"saka_samvatsara":"Dhātṛ","bengali_samvat":1583,"malayalam_era":1352,"nanakshahi_year":707,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Daśamī · Vikram 2233 Virodhi · Śaka 2098 Dhātṛ"},"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 April 4, 2176 CE · Perth, Australia · Vidhyamitra","description":"April 4, 2176 CE for Perth, Australia: Kṛṣṇa Daśamī, sūryodaya 06:31, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2176-04-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2176-04-04","sa":"https://sa.vidhyamitra.com/city/perth/2176-04-04","hi":"https://hi.vidhyamitra.com/city/perth/2176-04-04","x-default":"https://vidhyamitra.com/city/perth/2176-04-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:48:37.101Z","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":"2026-05-31T20:48:37.101Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:48:37.101Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}