{"id":"vidhyamitra:city-day:perth:2026-09-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2026-09-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-09-26","date_display":"September 26, 2026 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2026,"month":9,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461309.770833,"kali_year":5128,"ahargana":1872844.2708,"sun":{"sidereal_longitude":157.9445,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":328.9351,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":170.9906,"elapsed_within_tithi_degrees":2.9906},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":328.9351,"elapsed_within_degrees":8.9351},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.8796},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2026,"month":9,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461309.770833,"ahargana":1872844.2708,"kali_year":5128,"ayanamsa_lahiri":24.2265,"grahas":{"sun":{"sidereal_longitude":158.75212399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":330.473524,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false,"latitude":1.6286},"mars":{"sidereal_longitude":94.212624,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":179.20592399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":114.25012400000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":193.02182400000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":347.778024,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":307.6978,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":127.6978,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2026,"month":9,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461309.770833,"kali_year":5128,"ahargana":1872844.2708,"sun":{"sidereal_longitude":157.9445,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":328.9351,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":170.9906,"elapsed_within_tithi_degrees":2.9906},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":328.9351,"elapsed_within_degrees":8.9351},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.8796},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.629,"elongation":170.991},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.629,"opposition_distance":9.009}},"eclipse_window_40days":[{"offset_days":-15,"type":"solar","occurs":true,"moon_latitude":-1.193,"elongation":0.557}]},"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":"06:00","sunsetLocal":"18:14","solarNoonLocal":"12:07","dayLengthHours":12.229445648922912,"dayLengthDisplay":"12 Hours 13 Mins 46 Secs","nightLengthDisplay":"11 Hours 46 Mins 14 Secs","moonriseLocal":"17:26","moonsetLocal":"05:42","rahuKala":{"name":"Rāhu Kāla","start":"09:04","end":"10:35","startHours":9.06034060968328,"endHours":10.589021315798643,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:39","end":"15:11","startHours":13.646382728029371,"endHours":15.175063434144736,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:00","end":"07:32","startHours":6.002979197452551,"endHours":7.531659903567915,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:16","startHours":8.856516515534564,"endHours":9.264164703831995,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:50","startHours":6.512539432824339,"endHours":6.838657983462284,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:32","startHours":11.710053833616575,"endHours":12.525350210211437,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:11","startHours":4.37238644426283,"endHours":5.18768282085769,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:00","startHours":4.983858726708975,"endHours":6.002979197452551,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:58","startHours":14.15594296340116,"endHours":14.97123933999602,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.032424846375463,"endHours":18.43242484637546,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:45","startHours":18.232424846375462,"endHours":18.74198508174725,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.982424846375462,"endHours":19.732424846375462,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:32","startHours":23.710053833616577,"endHours":24.525350210211435,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:00","end":"07:32","startHours":6.002979197452551,"endHours":7.531659903567915,"quality":"inauspicious"},{"name":"Śubha","start":"07:32","end":"09:04","startHours":7.531659903567915,"endHours":9.06034060968328,"quality":"auspicious"},{"name":"Roga","start":"09:04","end":"10:35","startHours":9.06034060968328,"endHours":10.589021315798643,"quality":"inauspicious"},{"name":"Udveg","start":"10:35","end":"12:07","startHours":10.589021315798643,"endHours":12.117702021914006,"quality":"inauspicious"},{"name":"Chala","start":"12:07","end":"13:39","startHours":12.117702021914006,"endHours":13.646382728029371,"quality":"neutral"},{"name":"Labha","start":"13:39","end":"15:11","startHours":13.646382728029371,"endHours":15.175063434144736,"quality":"auspicious"},{"name":"Amṛta","start":"15:11","end":"16:42","startHours":15.175063434144736,"endHours":16.7037441402601,"quality":"auspicious"},{"name":"Kāla","start":"16:42","end":"18:14","startHours":16.7037441402601,"endHours":18.232424846375462,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:14","end":"19:42","startHours":18.232424846375462,"endHours":19.7037441402601,"quality":"auspicious"},{"name":"Amṛta","start":"19:42","end":"21:11","startHours":19.7037441402601,"endHours":21.175063434144732,"quality":"auspicious"},{"name":"Kāla","start":"21:11","end":"22:39","startHours":21.175063434144732,"endHours":22.64638272802937,"quality":"inauspicious"},{"name":"Śubha","start":"22:39","end":"00:07","startHours":22.64638272802937,"endHours":24.117702021914006,"quality":"auspicious"},{"name":"Roga","start":"00:07","end":"01:35","startHours":24.117702021914006,"endHours":25.589021315798643,"quality":"inauspicious"},{"name":"Udveg","start":"01:35","end":"03:04","startHours":25.589021315798643,"endHours":27.06034060968328,"quality":"inauspicious"},{"name":"Chala","start":"03:04","end":"04:32","startHours":27.06034060968328,"endHours":28.531659903567913,"quality":"neutral"},{"name":"Labha","start":"04:32","end":"06:00","startHours":28.531659903567913,"endHours":30.00297919745255,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":6.002979197452551,"endHours":7.002979197452551,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":7.002979197452551,"endHours":8.00297919745255,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":8.00297919745255,"endHours":9.00297919745255,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":9.00297919745255,"endHours":10.00297919745255,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":10.00297919745255,"endHours":11.00297919745255,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":11.00297919745255,"endHours":12.00297919745255,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":12.00297919745255,"endHours":13.00297919745255,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":13.00297919745255,"endHours":14.00297919745255,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":14.00297919745255,"endHours":15.00297919745255,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":15.00297919745255,"endHours":16.00297919745255,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":16.00297919745255,"endHours":17.00297919745255,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":17.00297919745255,"endHours":18.00297919745255,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":18.00297919745255,"endHours":19.00297919745255,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":19.00297919745255,"endHours":20.00297919745255,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":20.00297919745255,"endHours":21.00297919745255,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":21.00297919745255,"endHours":22.00297919745255,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":22.00297919745255,"endHours":23.00297919745255,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":23.00297919745255,"endHours":24.00297919745255,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":24.00297919745255,"endHours":25.00297919745255,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":25.00297919745255,"endHours":26.00297919745255,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":26.00297919745255,"endHours":27.00297919745255,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":27.00297919745255,"endHours":28.00297919745255,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":28.00297919745255,"endHours":29.00297919745255,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":29.00297919745255,"endHours":30.00297919745255,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-1.1842462128560867,"eotMinutes":9.49587868515961,"ayanamsa":24.2265}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pūrṇimā · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 September 26, 2026 CE · Perth, Australia · Vidhyamitra","description":"September 26, 2026 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 06:00, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2026-09-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2026-09-26","sa":"https://sa.vidhyamitra.com/city/perth/2026-09-26","hi":"https://hi.vidhyamitra.com/city/perth/2026-09-26","x-default":"https://vidhyamitra.com/city/perth/2026-09-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-16T06:29:00.398Z","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":"2026-09-16T06:29:00.398Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-16T06:29:00.398Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}