{"id":"vidhyamitra:city-day:perth:2121-07-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2121-07-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2121-07-25","date_display":"July 25, 2121 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":2121,"month":7,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495944.770833,"kali_year":5223,"ahargana":1907479.2708,"sun":{"sidereal_longitude":95.8665,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.3318,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.4653,"elapsed_within_tithi_degrees":9.4653},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.3318,"elapsed_within_degrees":13.3318},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.1984},"karana":{"half_tithi_index":19,"name":"Gara"},"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":2121,"month":7,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495944.770833,"ahargana":1907479.2708,"kali_year":5223,"ayanamsa_lahiri":25.5511,"grahas":{"sun":{"sidereal_longitude":96.64191299999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":212.19451300000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":-3.8658},"mars":{"sidereal_longitude":154.20151299999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":108.68701299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":101.72671300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"venus":{"sidereal_longitude":61.05321300000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":74.33981299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":272.5688,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":92.5688,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":2121,"month":7,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495944.770833,"kali_year":5223,"ahargana":1907479.2708,"sun":{"sidereal_longitude":95.8665,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.3318,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.4653,"elapsed_within_tithi_degrees":9.4653},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.3318,"elapsed_within_degrees":13.3318},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.1984},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.866,"elongation":117.465},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.866,"opposition_distance":62.535}},"eclipse_window_40days":[{"offset_days":5,"type":"lunar","occurs":true,"moon_latitude":0.554,"opposition_distance":1.232}]},"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":"07:10","sunsetLocal":"17:35","solarNoonLocal":"12:23","dayLengthHours":10.424851661013143,"dayLengthDisplay":"10 Hours 25 Mins 29 Secs","nightLengthDisplay":"13 Hours 34 Mins 31 Secs","moonriseLocal":"13:10","moonsetLocal":"02:59","rahuKala":{"name":"Rāhu Kāla","start":"11:05","end":"12:23","startHours":11.07582106124753,"endHours":12.378927518874171,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:59","end":"16:17","startHours":14.985140434127459,"endHours":16.2882468917541,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:28","end":"09:46","startHours":8.469608145994243,"endHours":9.772714603620887,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.598967075937335,"endHours":9.94646213130444,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:53","startHours":7.600870507576482,"endHours":7.878866551870166,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:44","startHours":12.031432463507066,"endHours":12.726422574241276,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:28","startHours":5.776521466899181,"endHours":6.471511577633391,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:10","startHours":6.297764049949839,"endHours":7.1665016883676005,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:49","startHours":14.116402795709696,"endHours":14.811392906443906,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.391353349380744,"endHours":17.791353349380742,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:02","startHours":17.591353349380743,"endHours":18.025722168589624,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.341353349380743,"endHours":19.091353349380743,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:44","startHours":24.031432463507066,"endHours":24.726422574241276,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:10","end":"08:28","startHours":7.1665016883676005,"endHours":8.469608145994243,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"09:46","startHours":8.469608145994243,"endHours":9.772714603620887,"quality":"auspicious"},{"name":"Amṛta","start":"09:46","end":"11:05","startHours":9.772714603620887,"endHours":11.07582106124753,"quality":"auspicious"},{"name":"Kāla","start":"11:05","end":"12:23","startHours":11.07582106124753,"endHours":12.378927518874171,"quality":"inauspicious"},{"name":"Śubha","start":"12:23","end":"13:41","startHours":12.378927518874171,"endHours":13.682033976500815,"quality":"auspicious"},{"name":"Roga","start":"13:41","end":"14:59","startHours":13.682033976500815,"endHours":14.985140434127459,"quality":"inauspicious"},{"name":"Udveg","start":"14:59","end":"16:17","startHours":14.985140434127459,"endHours":16.2882468917541,"quality":"inauspicious"},{"name":"Chala","start":"16:17","end":"17:35","startHours":16.2882468917541,"endHours":17.591353349380743,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:35","end":"19:17","startHours":17.591353349380743,"endHours":19.2882468917541,"quality":"inauspicious"},{"name":"Udveg","start":"19:17","end":"20:59","startHours":19.2882468917541,"endHours":20.98514043412746,"quality":"inauspicious"},{"name":"Chala","start":"20:59","end":"22:41","startHours":20.98514043412746,"endHours":22.682033976500815,"quality":"neutral"},{"name":"Labha","start":"22:41","end":"00:23","startHours":22.682033976500815,"endHours":24.37892751887417,"quality":"auspicious"},{"name":"Amṛta","start":"00:23","end":"02:05","startHours":24.37892751887417,"endHours":26.075821061247527,"quality":"auspicious"},{"name":"Kāla","start":"02:05","end":"03:46","startHours":26.075821061247527,"endHours":27.772714603620884,"quality":"inauspicious"},{"name":"Śubha","start":"03:46","end":"05:28","startHours":27.772714603620884,"endHours":29.469608145994243,"quality":"auspicious"},{"name":"Roga","start":"05:28","end":"07:10","startHours":29.469608145994243,"endHours":31.1665016883676,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.1665016883676005,"endHours":8.1665016883676,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.1665016883676,"endHours":9.1665016883676,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.1665016883676,"endHours":10.1665016883676,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.1665016883676,"endHours":11.1665016883676,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.1665016883676,"endHours":12.1665016883676,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.1665016883676,"endHours":13.1665016883676,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.1665016883676,"endHours":14.1665016883676,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.1665016883676,"endHours":15.1665016883676,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.1665016883676,"endHours":16.1665016883676,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.1665016883676,"endHours":17.1665016883676,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.1665016883676,"endHours":18.1665016883676,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.1665016883676,"endHours":19.1665016883676,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.1665016883676,"endHours":20.1665016883676,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.1665016883676,"endHours":21.1665016883676,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.1665016883676,"endHours":22.1665016883676,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.1665016883676,"endHours":23.1665016883676,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.1665016883676,"endHours":24.1665016883676,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.1665016883676,"endHours":25.1665016883676,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.1665016883676,"endHours":26.1665016883676,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.1665016883676,"endHours":27.1665016883676,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.1665016883676,"endHours":28.1665016883676,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.1665016883676,"endHours":29.1665016883676,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.1665016883676,"endHours":30.1665016883676,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.1665016883676,"endHours":31.1665016883676,"planetary_lord":"Mars"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.668909284571264,"eotMinutes":-6.177651132450234,"ayanamsa":25.5511}},"calendars":{"vikram_samvat":2178,"vikram_samvatsara":"Jaya","saka_samvat":2043,"saka_samvatsara":"Vṛṣa","bengali_samvat":1528,"malayalam_era":1297,"nanakshahi_year":652,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Daśamī · Vikram 2178 Jaya · Śaka 2043 Vṛṣa"},"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 25, 2121 CE · Perth, Australia · Vidhyamitra","description":"July 25, 2121 CE for Perth, Australia: Śukla Daśamī, sūryodaya 07:10, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2121-07-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2121-07-25","sa":"https://sa.vidhyamitra.com/city/perth/2121-07-25","hi":"https://hi.vidhyamitra.com/city/perth/2121-07-25","x-default":"https://vidhyamitra.com/city/perth/2121-07-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T06:10:58.932Z","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":"2026-05-31T06:10:58.932Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T06:10:58.932Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}