{"id":"vidhyamitra:city-day:perth:2143-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2143-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2143-09-01","date_display":"September 1, 2143 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":2143,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504017.770833,"kali_year":5245,"ahargana":1915552.2708,"sun":{"sidereal_longitude":131.4743,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":28.2543,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":256.78,"elapsed_within_tithi_degrees":4.78},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.2543,"elapsed_within_degrees":1.5877},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.7286},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2143,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504017.770833,"ahargana":1915552.2708,"kali_year":5245,"ayanamsa_lahiri":25.8599,"grahas":{"sun":{"sidereal_longitude":132.49996499999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":25.017465000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":-0.2691},"mars":{"sidereal_longitude":118.24746500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":113.17586499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":64.204565,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":85.938265,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":337.540365,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":204.8224,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":24.8224,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2143,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504017.770833,"kali_year":5245,"ahargana":1915552.2708,"sun":{"sidereal_longitude":131.4743,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":28.2543,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":256.78,"elapsed_within_tithi_degrees":4.78},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.2543,"elapsed_within_degrees":1.5877},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.7286},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.269,"elongation":103.22},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.269,"opposition_distance":76.78}},"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":"06:33","sunsetLocal":"17:59","solarNoonLocal":"12:16","dayLengthHours":11.425315400675021,"dayLengthDisplay":"11 Hours 25 Mins 31 Secs","nightLengthDisplay":"12 Hours 34 Mins 29 Secs","moonriseLocal":"23:50","moonsetLocal":"10:22","rahuKala":{"name":"Rāhu Kāla","start":"16:33","end":"17:59","startHours":16.552526311735242,"endHours":17.98069073681962,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:42","startHours":12.26803303648211,"endHours":13.696197461566488,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:07","end":"16:33","startHours":15.124361886650867,"endHours":16.552526311735242,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.22128226296877,"endHours":9.602126109657938,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:20","startHours":7.031430144506059,"endHours":7.336105221857393,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:39","startHours":11.887189189792943,"endHours":12.648876883171278,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:48","startHours":5.031999949387931,"endHours":5.793687642766265,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:36","end":"06:33","startHours":5.603265719421682,"endHours":6.5553753361446,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.172252269927947,"endHours":14.933939963306281,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.780690736819622,"endHours":18.18069073681962,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:27","startHours":17.98069073681962,"endHours":18.456745545181082,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.73069073681962,"endHours":19.48069073681962,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:39","startHours":23.88718918979294,"endHours":24.648876883171276,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:33","end":"07:59","startHours":6.5553753361446,"endHours":7.983539761228977,"quality":"inauspicious"},{"name":"Chala","start":"07:59","end":"09:25","startHours":7.983539761228977,"endHours":9.411704186313354,"quality":"neutral"},{"name":"Labha","start":"09:25","end":"10:50","startHours":9.411704186313354,"endHours":10.839868611397733,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:16","startHours":10.839868611397733,"endHours":12.26803303648211,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:42","startHours":12.26803303648211,"endHours":13.696197461566488,"quality":"inauspicious"},{"name":"Śubha","start":"13:42","end":"15:07","startHours":13.696197461566488,"endHours":15.124361886650867,"quality":"auspicious"},{"name":"Roga","start":"15:07","end":"16:33","startHours":15.124361886650867,"endHours":16.552526311735242,"quality":"inauspicious"},{"name":"Udveg","start":"16:33","end":"17:59","startHours":16.552526311735242,"endHours":17.98069073681962,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:59","end":"19:33","startHours":17.98069073681962,"endHours":19.552526311735242,"quality":"auspicious"},{"name":"Roga","start":"19:33","end":"21:07","startHours":19.552526311735242,"endHours":21.124361886650867,"quality":"inauspicious"},{"name":"Udveg","start":"21:07","end":"22:42","startHours":21.124361886650867,"endHours":22.696197461566488,"quality":"inauspicious"},{"name":"Chala","start":"22:42","end":"00:16","startHours":22.696197461566488,"endHours":24.26803303648211,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:50","startHours":24.26803303648211,"endHours":25.839868611397733,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:25","startHours":25.839868611397733,"endHours":27.411704186313354,"quality":"auspicious"},{"name":"Kāla","start":"03:25","end":"04:59","startHours":27.411704186313354,"endHours":28.983539761228975,"quality":"inauspicious"},{"name":"Śubha","start":"04:59","end":"06:33","startHours":28.983539761228975,"endHours":30.5553753361446,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.5553753361446,"endHours":7.5553753361446,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.5553753361446,"endHours":8.5553753361446,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.5553753361446,"endHours":9.5553753361446,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.5553753361446,"endHours":10.5553753361446,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.5553753361446,"endHours":11.5553753361446,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.5553753361446,"endHours":12.5553753361446,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.5553753361446,"endHours":13.5553753361446,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.5553753361446,"endHours":14.5553753361446,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.5553753361446,"endHours":15.5553753361446,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.5553753361446,"endHours":16.5553753361446,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.5553753361446,"endHours":17.5553753361446,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.5553753361446,"endHours":18.5553753361446,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.5553753361446,"endHours":19.5553753361446,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.5553753361446,"endHours":20.5553753361446,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.5553753361446,"endHours":21.5553753361446,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.5553753361446,"endHours":22.5553753361446,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.5553753361446,"endHours":23.5553753361446,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.5553753361446,"endHours":24.5553753361446,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.5553753361446,"endHours":25.5553753361446,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.5553753361446,"endHours":26.5553753361446,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.5553753361446,"endHours":27.5553753361446,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.5553753361446,"endHours":28.5553753361446,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.5553753361446,"endHours":29.5553753361446,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.5553753361446,"endHours":30.5553753361446,"planetary_lord":"Jupiter"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.434234099101863,"eotMinutes":0.47601781107335894,"ayanamsa":25.8599}},"calendars":{"vikram_samvat":2200,"vikram_samvatsara":"Nala","saka_samvat":2065,"saka_samvatsara":"Śobhana","bengali_samvat":1550,"malayalam_era":1319,"nanakshahi_year":674,"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 Saptamī · Vikram 2200 Nala · Śaka 2065 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","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 September 1, 2143 CE · Perth, Australia · Vidhyamitra","description":"September 1, 2143 CE for Perth, Australia: Kṛṣṇa Saptamī, sūryodaya 06:33, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2143-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2143-09-01","sa":"https://sa.vidhyamitra.com/city/perth/2143-09-01","hi":"https://hi.vidhyamitra.com/city/perth/2143-09-01","x-default":"https://vidhyamitra.com/city/perth/2143-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:42:31.841Z","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":"2026-05-31T03:42:31.841Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:42:31.841Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}