{"id":"vidhyamitra:city-day:perth:2140-09-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2140-09-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2140-09-30","date_display":"September 30, 2140 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":2140,"month":9,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502951.770833,"kali_year":5242,"ahargana":1914486.2708,"sun":{"sidereal_longitude":160.3964,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":23.8998,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.5034,"elapsed_within_tithi_degrees":7.5034},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":23.8998,"elapsed_within_degrees":10.5665},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.2962},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2140,"month":9,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502951.770833,"ahargana":1914486.2708,"kali_year":5242,"ayanamsa_lahiri":25.8191,"grahas":{"sun":{"sidereal_longitude":161.482894,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"moon":{"sidereal_longitude":28.00159400000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":3.7901},"mars":{"sidereal_longitude":221.913094,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":160.51719400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":311.939294,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":126.03509400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":296.211194,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":261.3042,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":81.3042,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"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":2140,"month":9,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502951.770833,"kali_year":5242,"ahargana":1914486.2708,"sun":{"sidereal_longitude":160.3964,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":23.8998,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.5034,"elapsed_within_tithi_degrees":7.5034},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":23.8998,"elapsed_within_degrees":10.5665},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.2962},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.79,"elongation":136.497},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.79,"opposition_distance":43.503}},"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":"05:55","sunsetLocal":"18:17","solarNoonLocal":"12:06","dayLengthHours":12.372366789417288,"dayLengthDisplay":"12 Hours 22 Mins 21 Secs","nightLengthDisplay":"11 Hours 37 Mins 39 Secs","moonriseLocal":"21:58","moonsetLocal":"08:26","rahuKala":{"name":"Rāhu Kāla","start":"10:33","end":"12:06","startHours":10.548676212739746,"endHours":12.095222061416905,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:11","end":"16:44","startHours":15.18831375877123,"endHours":16.73485960744839,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:27","end":"09:00","startHours":7.455584515385423,"endHours":9.002130364062584,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:13","startHours":8.795924250905628,"endHours":9.20833647721954,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:45","startHours":6.424553949600648,"endHours":6.754483730651776,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:30","startHours":11.682809835102997,"endHours":12.507634287730816,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:05","startHours":4.259389761452623,"endHours":5.0842142140804425,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:53","end":"05:55","startHours":4.878008100923488,"endHours":5.909038666708262,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:59","startHours":14.157283192986455,"endHours":14.982107645614274,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.08140545612555,"endHours":18.48140545612555,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:48","startHours":18.28140545612555,"endHours":18.79692073901794,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.03140545612555,"endHours":19.78140545612555,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:30","startHours":23.682809835102994,"endHours":24.507634287730816,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:55","end":"07:27","startHours":5.909038666708262,"endHours":7.455584515385423,"quality":"neutral"},{"name":"Labha","start":"07:27","end":"09:00","startHours":7.455584515385423,"endHours":9.002130364062584,"quality":"auspicious"},{"name":"Amṛta","start":"09:00","end":"10:33","startHours":9.002130364062584,"endHours":10.548676212739746,"quality":"auspicious"},{"name":"Kāla","start":"10:33","end":"12:06","startHours":10.548676212739746,"endHours":12.095222061416905,"quality":"inauspicious"},{"name":"Śubha","start":"12:06","end":"13:39","startHours":12.095222061416905,"endHours":13.641767910094067,"quality":"auspicious"},{"name":"Roga","start":"13:39","end":"15:11","startHours":13.641767910094067,"endHours":15.18831375877123,"quality":"inauspicious"},{"name":"Udveg","start":"15:11","end":"16:44","startHours":15.18831375877123,"endHours":16.73485960744839,"quality":"inauspicious"},{"name":"Chala","start":"16:44","end":"18:17","startHours":16.73485960744839,"endHours":18.28140545612555,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:17","end":"19:44","startHours":18.28140545612555,"endHours":19.73485960744839,"quality":"inauspicious"},{"name":"Udveg","start":"19:44","end":"21:11","startHours":19.73485960744839,"endHours":21.18831375877123,"quality":"inauspicious"},{"name":"Chala","start":"21:11","end":"22:39","startHours":21.18831375877123,"endHours":22.641767910094067,"quality":"neutral"},{"name":"Labha","start":"22:39","end":"00:06","startHours":22.641767910094067,"endHours":24.095222061416905,"quality":"auspicious"},{"name":"Amṛta","start":"00:06","end":"01:33","startHours":24.095222061416905,"endHours":25.548676212739746,"quality":"auspicious"},{"name":"Kāla","start":"01:33","end":"03:00","startHours":25.548676212739746,"endHours":27.002130364062584,"quality":"inauspicious"},{"name":"Śubha","start":"03:00","end":"04:27","startHours":27.002130364062584,"endHours":28.455584515385425,"quality":"auspicious"},{"name":"Roga","start":"04:27","end":"05:55","startHours":28.455584515385425,"endHours":29.909038666708263,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.909038666708262,"endHours":6.909038666708262,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.909038666708262,"endHours":7.909038666708262,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.909038666708262,"endHours":8.909038666708263,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.909038666708263,"endHours":9.909038666708263,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.909038666708263,"endHours":10.909038666708263,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.909038666708263,"endHours":11.909038666708263,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.909038666708263,"endHours":12.909038666708263,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.909038666708263,"endHours":13.909038666708263,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.909038666708263,"endHours":14.909038666708263,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.909038666708263,"endHours":15.909038666708263,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.909038666708263,"endHours":16.909038666708263,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.909038666708263,"endHours":17.909038666708263,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.909038666708263,"endHours":18.909038666708263,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.909038666708263,"endHours":19.909038666708263,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.909038666708263,"endHours":20.909038666708263,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.909038666708263,"endHours":21.909038666708263,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.909038666708263,"endHours":22.909038666708263,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.909038666708263,"endHours":23.909038666708263,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.909038666708263,"endHours":24.909038666708263,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.909038666708263,"endHours":25.909038666708263,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.909038666708263,"endHours":26.909038666708263,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.909038666708263,"endHours":27.909038666708263,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.909038666708263,"endHours":28.909038666708263,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.909038666708263,"endHours":29.909038666708263,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","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":"South-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-2.8976196969796573,"eotMinutes":10.844676314985584,"ayanamsa":25.8191}},"calendars":{"vikram_samvat":2197,"vikram_samvatsara":"Pramādī","saka_samvat":2062,"saka_samvatsara":"Śārvarī","bengali_samvat":1547,"malayalam_era":1316,"nanakshahi_year":671,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","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":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturthī · Vikram 2197 Pramādī · Śaka 2062 Śārvarī"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 September 30, 2140 CE · Perth, Australia · Vidhyamitra","description":"September 30, 2140 CE for Perth, Australia: Kṛṣṇa Caturthī, sūryodaya 05:55, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2140-09-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2140-09-30","sa":"https://sa.vidhyamitra.com/city/perth/2140-09-30","hi":"https://hi.vidhyamitra.com/city/perth/2140-09-30","x-default":"https://vidhyamitra.com/city/perth/2140-09-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T02:17:38.268Z","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":"2026-06-02T02:17:38.268Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T02:17:38.268Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}