{"id":"vidhyamitra:city-day:perth:1887-07-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1887-07-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1887-07-28","date_display":"July 28, 1887 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":1887,"month":7,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2410480.770833,"kali_year":4989,"ahargana":1822015.2708,"sun":{"sidereal_longitude":102.0829,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":196.5478,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.4649,"elapsed_within_tithi_degrees":10.4649},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.5478,"elapsed_within_degrees":9.8812},"yoga":{"number":23,"name":"Śubha","sum_longitude":298.6307},"karana":{"half_tithi_index":15,"name":"Bava"},"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":1887,"month":7,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2410480.770833,"ahargana":1822015.2708,"kali_year":4989,"ayanamsa_lahiri":22.2824,"grahas":{"sun":{"sidereal_longitude":102.33346600000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":198.092666,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":4.36},"mars":{"sidereal_longitude":79.73826600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":105.83776599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":187.467666,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":148.55616599999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":95.74016599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":120.8628,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":300.8628,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1887,"month":7,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2410480.770833,"kali_year":4989,"ahargana":1822015.2708,"sun":{"sidereal_longitude":102.0829,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":196.5478,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.4649,"elapsed_within_tithi_degrees":10.4649},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.5478,"elapsed_within_degrees":9.8812},"yoga":{"number":23,"name":"Śubha","sum_longitude":298.6307},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.36,"elongation":94.465},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.36,"opposition_distance":85.535}},"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":"07:08","sunsetLocal":"17:37","solarNoonLocal":"12:23","dayLengthHours":10.478018824712915,"dayLengthDisplay":"10 Hours 28 Mins 41 Secs","nightLengthDisplay":"13 Hours 31 Mins 19 Secs","moonriseLocal":"12:05","moonsetLocal":"01:27","rahuKala":{"name":"Rāhu Kāla","start":"13:41","end":"15:00","startHours":13.688558231029134,"endHours":14.998310584118247,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:27","startHours":7.1397964655835615,"endHours":8.449548818672676,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:46","end":"11:04","startHours":9.759301171761791,"endHours":11.069053524850904,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:56","startHours":9.584667524683242,"endHours":9.933934818840338,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:51","startHours":7.576380583279933,"endHours":7.855794418605611,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:44","startHours":12.029538583782921,"endHours":12.728073172097117,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:45","end":"06:26","startHours":5.742727288955173,"endHours":6.441261877269367,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:16","end":"07:08","startHours":6.266628230190818,"endHours":7.1397964655835615,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:49","startHours":14.125142348725504,"endHours":14.823676937039698,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:25","end":"17:49","startHours":17.417815290296478,"endHours":17.817815290296476,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:37","end":"18:03","startHours":17.617815290296477,"endHours":18.054399407992847,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:22","end":"19:07","startHours":17.367815290296477,"endHours":19.117815290296477,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:44","startHours":24.02953858378292,"endHours":24.728073172097115,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:08","end":"08:27","startHours":7.1397964655835615,"endHours":8.449548818672676,"quality":"auspicious"},{"name":"Roga","start":"08:27","end":"09:46","startHours":8.449548818672676,"endHours":9.759301171761791,"quality":"inauspicious"},{"name":"Udveg","start":"09:46","end":"11:04","startHours":9.759301171761791,"endHours":11.069053524850904,"quality":"inauspicious"},{"name":"Chala","start":"11:04","end":"12:23","startHours":11.069053524850904,"endHours":12.37880587794002,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"13:41","startHours":12.37880587794002,"endHours":13.688558231029134,"quality":"auspicious"},{"name":"Amṛta","start":"13:41","end":"15:00","startHours":13.688558231029134,"endHours":14.998310584118247,"quality":"auspicious"},{"name":"Kāla","start":"15:00","end":"16:18","startHours":14.998310584118247,"endHours":16.30806293720736,"quality":"inauspicious"},{"name":"Śubha","start":"16:18","end":"17:37","startHours":16.30806293720736,"endHours":17.617815290296477,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:37","end":"19:18","startHours":17.617815290296477,"endHours":19.308062937207364,"quality":"auspicious"},{"name":"Kāla","start":"19:18","end":"21:00","startHours":19.308062937207364,"endHours":20.998310584118247,"quality":"inauspicious"},{"name":"Śubha","start":"21:00","end":"22:41","startHours":20.998310584118247,"endHours":22.688558231029134,"quality":"auspicious"},{"name":"Roga","start":"22:41","end":"00:23","startHours":22.688558231029134,"endHours":24.378805877940017,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"02:04","startHours":24.378805877940017,"endHours":26.069053524850904,"quality":"inauspicious"},{"name":"Chala","start":"02:04","end":"03:46","startHours":26.069053524850904,"endHours":27.75930117176179,"quality":"neutral"},{"name":"Labha","start":"03:46","end":"05:27","startHours":27.75930117176179,"endHours":29.449548818672675,"quality":"auspicious"},{"name":"Amṛta","start":"05:27","end":"07:08","startHours":29.449548818672675,"endHours":31.13979646558356,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.1397964655835615,"endHours":8.139796465583562,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.139796465583562,"endHours":9.139796465583562,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.139796465583562,"endHours":10.139796465583562,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.139796465583562,"endHours":11.139796465583562,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.139796465583562,"endHours":12.139796465583562,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.139796465583562,"endHours":13.139796465583562,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.139796465583562,"endHours":14.139796465583562,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.139796465583562,"endHours":15.139796465583562,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.139796465583562,"endHours":16.13979646558356,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.13979646558356,"endHours":17.13979646558356,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.13979646558356,"endHours":18.13979646558356,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.13979646558356,"endHours":19.13979646558356,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.13979646558356,"endHours":20.13979646558356,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.13979646558356,"endHours":21.13979646558356,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.13979646558356,"endHours":22.13979646558356,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.13979646558356,"endHours":23.13979646558356,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.13979646558356,"endHours":24.13979646558356,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.13979646558356,"endHours":25.13979646558356,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.13979646558356,"endHours":26.13979646558356,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.13979646558356,"endHours":27.13979646558356,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.13979646558356,"endHours":28.13979646558356,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.13979646558356,"endHours":29.13979646558356,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.13979646558356,"endHours":30.13979646558356,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.13979646558356,"endHours":31.13979646558356,"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.106524392207692,"eotMinutes":-6.170352676401169,"ayanamsa":22.2824}},"calendars":{"vikram_samvat":1944,"vikram_samvatsara":"Śārvarī","saka_samvat":1809,"saka_samvatsara":"Sarvajit","bengali_samvat":1294,"malayalam_era":1063,"nanakshahi_year":418,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Aṣṭamī · Vikram 1944 Śārvarī · Śaka 1809 Sarvajit"},"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","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 July 28, 1887 CE · Perth, Australia · Vidhyamitra","description":"July 28, 1887 CE for Perth, Australia: Śukla Aṣṭamī, sūryodaya 07:08, sūryāsta 17:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1887-07-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1887-07-28","sa":"https://sa.vidhyamitra.com/city/perth/1887-07-28","hi":"https://hi.vidhyamitra.com/city/perth/1887-07-28","x-default":"https://vidhyamitra.com/city/perth/1887-07-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:53:45.772Z","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":"2026-05-31T02:53:45.772Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:53:45.772Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}