{"id":"vidhyamitra:city-day:perth:1916-08-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1916-08-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1916-08-28","date_display":"August 28, 1916 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":1916,"month":8,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2421103.770833,"kali_year":5018,"ahargana":1832638.2708,"sun":{"sidereal_longitude":131.2219,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":123.4058,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.1839,"elapsed_within_tithi_degrees":4.1839},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.4058,"elapsed_within_degrees":3.4058},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.6277},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1916,"month":8,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2421103.770833,"ahargana":1832638.2708,"kali_year":5018,"ayanamsa_lahiri":22.6887,"grahas":{"sun":{"sidereal_longitude":131.695089,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":123.99708900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":-1.9286},"mars":{"sidereal_longitude":180.79188899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":156.86178900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":13.325988999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":87.883689,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":93.68888900000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":278.0051,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":98.0051,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1916,"month":8,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2421103.770833,"kali_year":5018,"ahargana":1832638.2708,"sun":{"sidereal_longitude":131.2219,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":123.4058,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.1839,"elapsed_within_tithi_degrees":4.1839},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.4058,"elapsed_within_degrees":3.4058},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.6277},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.929,"elongation":7.816},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.929,"opposition_distance":172.184}},"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":"06:38","sunsetLocal":"17:56","solarNoonLocal":"12:17","dayLengthHours":11.300224528724165,"dayLengthDisplay":"11 Hours 18 Mins 01 Secs","nightLengthDisplay":"12 Hours 41 Mins 59 Secs","moonriseLocal":"06:16","moonsetLocal":"17:17","rahuKala":{"name":"Rāhu Kāla","start":"08:03","end":"09:28","startHours":8.051891280411509,"endHours":9.46441934650203,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:53","end":"12:17","startHours":10.87694741259255,"endHours":12.28947547868307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:42","end":"15:07","startHours":13.702003544773591,"endHours":15.114531610864113,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:39","startHours":9.276082271023293,"endHours":9.652756421980765,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:25","startHours":7.110205903017828,"endHours":7.411545223783806,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:40","startHours":11.912801327725598,"endHours":12.666149629640541,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:08","end":"05:53","startHours":5.1326666104911,"endHours":5.8860149124060435,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:42","end":"06:38","startHours":5.697677836927308,"endHours":6.639363214320988,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.17284623347043,"endHours":14.926194535385374,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.739587743045153,"endHours":18.13958774304515,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:25","startHours":17.939587743045152,"endHours":18.410430431741993,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.689587743045152,"endHours":19.439587743045152,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:40","startHours":23.912801327725596,"endHours":24.666149629640543,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:38","end":"08:03","startHours":6.639363214320988,"endHours":8.051891280411509,"quality":"auspicious"},{"name":"Kāla","start":"08:03","end":"09:28","startHours":8.051891280411509,"endHours":9.46441934650203,"quality":"inauspicious"},{"name":"Śubha","start":"09:28","end":"10:53","startHours":9.46441934650203,"endHours":10.87694741259255,"quality":"auspicious"},{"name":"Roga","start":"10:53","end":"12:17","startHours":10.87694741259255,"endHours":12.28947547868307,"quality":"inauspicious"},{"name":"Udveg","start":"12:17","end":"13:42","startHours":12.28947547868307,"endHours":13.702003544773591,"quality":"inauspicious"},{"name":"Chala","start":"13:42","end":"15:07","startHours":13.702003544773591,"endHours":15.114531610864113,"quality":"neutral"},{"name":"Labha","start":"15:07","end":"16:32","startHours":15.114531610864113,"endHours":16.527059676954632,"quality":"auspicious"},{"name":"Amṛta","start":"16:32","end":"17:56","startHours":16.527059676954632,"endHours":17.939587743045152,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:56","end":"19:32","startHours":17.939587743045152,"endHours":19.527059676954632,"quality":"neutral"},{"name":"Labha","start":"19:32","end":"21:07","startHours":19.527059676954632,"endHours":21.114531610864113,"quality":"auspicious"},{"name":"Amṛta","start":"21:07","end":"22:42","startHours":21.114531610864113,"endHours":22.70200354477359,"quality":"auspicious"},{"name":"Kāla","start":"22:42","end":"00:17","startHours":22.70200354477359,"endHours":24.28947547868307,"quality":"inauspicious"},{"name":"Śubha","start":"00:17","end":"01:53","startHours":24.28947547868307,"endHours":25.87694741259255,"quality":"auspicious"},{"name":"Roga","start":"01:53","end":"03:28","startHours":25.87694741259255,"endHours":27.464419346502027,"quality":"inauspicious"},{"name":"Udveg","start":"03:28","end":"05:03","startHours":27.464419346502027,"endHours":29.051891280411507,"quality":"inauspicious"},{"name":"Chala","start":"05:03","end":"06:38","startHours":29.051891280411507,"endHours":30.639363214320987,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.639363214320988,"endHours":7.639363214320988,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.639363214320988,"endHours":8.639363214320987,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.639363214320987,"endHours":9.639363214320987,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.639363214320987,"endHours":10.639363214320987,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.639363214320987,"endHours":11.639363214320987,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.639363214320987,"endHours":12.639363214320987,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.639363214320987,"endHours":13.639363214320987,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.639363214320987,"endHours":14.639363214320987,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.639363214320987,"endHours":15.639363214320987,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.639363214320987,"endHours":16.639363214320987,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.639363214320987,"endHours":17.639363214320987,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.639363214320987,"endHours":18.639363214320987,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.639363214320987,"endHours":19.639363214320987,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.639363214320987,"endHours":20.639363214320987,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.639363214320987,"endHours":21.639363214320987,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.639363214320987,"endHours":22.639363214320987,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.639363214320987,"endHours":23.639363214320987,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.639363214320987,"endHours":24.639363214320987,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.639363214320987,"endHours":25.639363214320987,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.639363214320987,"endHours":26.639363214320987,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.639363214320987,"endHours":27.639363214320987,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.639363214320987,"endHours":28.639363214320987,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.639363214320987,"endHours":29.639363214320987,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.639363214320987,"endHours":30.639363214320987,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":9.90156494553363,"eotMinutes":-0.8105287209842176,"ayanamsa":22.6887}},"calendars":{"vikram_samvat":1973,"vikram_samvatsara":"Śukla","saka_samvat":1838,"saka_samvatsara":"Nala","bengali_samvat":1323,"malayalam_era":1092,"nanakshahi_year":447,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Amāvasyā · Vikram 1973 Śukla · Śaka 1838 Nala"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 August 28, 1916 CE · Perth, Australia · Vidhyamitra","description":"August 28, 1916 CE for Perth, Australia: Kṛṣṇa Amāvasyā, sūryodaya 06:38, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1916-08-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1916-08-28","sa":"https://sa.vidhyamitra.com/city/perth/1916-08-28","hi":"https://hi.vidhyamitra.com/city/perth/1916-08-28","x-default":"https://vidhyamitra.com/city/perth/1916-08-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:53:40.789Z","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":"2026-06-01T04:53:40.789Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:53:40.789Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}