{"id":"vidhyamitra:city-day:perth:1880-05-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1880-05-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1880-05-28","date_display":"May 28, 1880 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":1880,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407863.770833,"kali_year":4982,"ahargana":1819398.2708,"sun":{"sidereal_longitude":45.0207,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":274.9623,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":229.9416,"elapsed_within_tithi_degrees":1.9416},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.9623,"elapsed_within_degrees":8.2956},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.983},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1880,"month":5,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407863.770833,"ahargana":1819398.2708,"kali_year":4982,"ayanamsa_lahiri":22.1824,"grahas":{"sun":{"sidereal_longitude":44.85245400000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":277.48785399999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":1.1968},"mars":{"sidereal_longitude":96.67595399999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":39.74285400000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":351.207054,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":33.748954000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":3.3964540000000056,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":259.5241,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":79.5241,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"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":1880,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407863.770833,"kali_year":4982,"ahargana":1819398.2708,"sun":{"sidereal_longitude":45.0207,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":274.9623,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":229.9416,"elapsed_within_tithi_degrees":1.9416},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.9623,"elapsed_within_degrees":8.2956},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.983},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.197,"elongation":130.058},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.197,"opposition_distance":49.942}},"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":"07:06","sunsetLocal":"17:21","solarNoonLocal":"12:14","dayLengthHours":10.250357643155041,"dayLengthDisplay":"10 Hours 15 Mins 01 Secs","nightLengthDisplay":"13 Hours 44 Mins 59 Secs","moonriseLocal":"20:48","moonsetLocal":"10:40","rahuKala":{"name":"Rāhu Kāla","start":"10:57","end":"12:14","startHours":10.946475069101506,"endHours":12.227769774495886,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:47","end":"16:04","startHours":14.790359185284647,"endHours":16.071653890679027,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:23","end":"09:40","startHours":8.383885658312746,"endHours":9.665180363707126,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:30","end":"09:50","startHours":9.494341069654542,"endHours":9.83601965775971,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:48","startHours":7.529689188049826,"endHours":7.80303205853396,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:34","startHours":11.886091186390718,"endHours":12.569448362601054,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:25","startHours":5.7358766004976935,"endHours":6.41923377670803,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:15","end":"07:06","startHours":6.248394482655446,"endHours":7.102590952918366,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:37","startHours":13.936162715021727,"endHours":14.619519891232063,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:09","end":"17:33","startHours":17.152948596073408,"endHours":17.552948596073406,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:21","end":"17:47","startHours":17.352948596073407,"endHours":17.780046831204867,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:06","end":"18:51","startHours":17.102948596073407,"endHours":18.852948596073407,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:34","startHours":23.88609118639072,"endHours":24.569448362601054,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:06","end":"08:23","startHours":7.102590952918366,"endHours":8.383885658312746,"quality":"neutral"},{"name":"Labha","start":"08:23","end":"09:40","startHours":8.383885658312746,"endHours":9.665180363707126,"quality":"auspicious"},{"name":"Amṛta","start":"09:40","end":"10:57","startHours":9.665180363707126,"endHours":10.946475069101506,"quality":"auspicious"},{"name":"Kāla","start":"10:57","end":"12:14","startHours":10.946475069101506,"endHours":12.227769774495886,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:31","startHours":12.227769774495886,"endHours":13.509064479890267,"quality":"auspicious"},{"name":"Roga","start":"13:31","end":"14:47","startHours":13.509064479890267,"endHours":14.790359185284647,"quality":"inauspicious"},{"name":"Udveg","start":"14:47","end":"16:04","startHours":14.790359185284647,"endHours":16.071653890679027,"quality":"inauspicious"},{"name":"Chala","start":"16:04","end":"17:21","startHours":16.071653890679027,"endHours":17.352948596073407,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:21","end":"19:04","startHours":17.352948596073407,"endHours":19.071653890679027,"quality":"inauspicious"},{"name":"Udveg","start":"19:04","end":"20:47","startHours":19.071653890679027,"endHours":20.790359185284647,"quality":"inauspicious"},{"name":"Chala","start":"20:47","end":"22:31","startHours":20.790359185284647,"endHours":22.509064479890267,"quality":"neutral"},{"name":"Labha","start":"22:31","end":"00:14","startHours":22.509064479890267,"endHours":24.227769774495886,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:57","startHours":24.227769774495886,"endHours":25.946475069101506,"quality":"auspicious"},{"name":"Kāla","start":"01:57","end":"03:40","startHours":25.946475069101506,"endHours":27.665180363707126,"quality":"inauspicious"},{"name":"Śubha","start":"03:40","end":"05:23","startHours":27.665180363707126,"endHours":29.383885658312746,"quality":"auspicious"},{"name":"Roga","start":"05:23","end":"07:06","startHours":29.383885658312746,"endHours":31.102590952918366,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.102590952918366,"endHours":8.102590952918366,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.102590952918366,"endHours":9.102590952918366,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.102590952918366,"endHours":10.102590952918366,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.102590952918366,"endHours":11.102590952918366,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.102590952918366,"endHours":12.102590952918366,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.102590952918366,"endHours":13.102590952918366,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.102590952918366,"endHours":14.102590952918366,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.102590952918366,"endHours":15.102590952918366,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.102590952918366,"endHours":16.102590952918366,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.102590952918366,"endHours":17.102590952918366,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.102590952918366,"endHours":18.102590952918366,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.102590952918366,"endHours":19.102590952918366,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.102590952918366,"endHours":20.102590952918366,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.102590952918366,"endHours":21.102590952918366,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.102590952918366,"endHours":22.102590952918366,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.102590952918366,"endHours":23.102590952918366,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.102590952918366,"endHours":24.102590952918366,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.102590952918366,"endHours":25.102590952918366,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.102590952918366,"endHours":26.102590952918366,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.102590952918366,"endHours":27.102590952918366,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.102590952918366,"endHours":28.102590952918366,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.102590952918366,"endHours":29.102590952918366,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.102590952918366,"endHours":30.102590952918366,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.102590952918366,"endHours":31.102590952918366,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.482013557559004,"eotMinutes":2.8918135302468597,"ayanamsa":22.1824}},"calendars":{"vikram_samvat":1937,"vikram_samvatsara":"Vijaya","saka_samvat":1802,"saka_samvatsara":"Vikrama","bengali_samvat":1287,"malayalam_era":1056,"nanakshahi_year":411,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pañcamī · Vikram 1937 Vijaya · Śaka 1802 Vikrama"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 May 28, 1880 CE · Perth, Australia · Vidhyamitra","description":"May 28, 1880 CE for Perth, Australia: Kṛṣṇa Pañcamī, sūryodaya 07:06, sūryāsta 17:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1880-05-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1880-05-28","sa":"https://sa.vidhyamitra.com/city/perth/1880-05-28","hi":"https://hi.vidhyamitra.com/city/perth/1880-05-28","x-default":"https://vidhyamitra.com/city/perth/1880-05-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T15:41:56.981Z","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":"2026-06-01T15:41:56.981Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T15:41:56.981Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}