{"id":"vidhyamitra:city-day:perth:2168-07-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2168-07-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2168-07-17","date_display":"July 17, 2168 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":2168,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513103.770833,"kali_year":5270,"ahargana":1924638.2708,"sun":{"sidereal_longitude":88.1313,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":232.5053,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.374,"elapsed_within_tithi_degrees":0.374},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.5053,"elapsed_within_degrees":5.8387},"yoga":{"number":25,"name":"Brahma","sum_longitude":320.6366},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2168,"month":7,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513103.770833,"ahargana":1924638.2708,"kali_year":5270,"ayanamsa_lahiri":26.2074,"grahas":{"sun":{"sidereal_longitude":88.96641299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":234.61011299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false,"latitude":2.309},"mars":{"sidereal_longitude":146.39181299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":106.92211299999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":88.220913,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":108.75681299999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":282.51511300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":83.4024,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":263.4024,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2168,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513103.770833,"kali_year":5270,"ahargana":1924638.2708,"sun":{"sidereal_longitude":88.1313,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":232.5053,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.374,"elapsed_within_tithi_degrees":0.374},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.5053,"elapsed_within_degrees":5.8387},"yoga":{"number":25,"name":"Brahma","sum_longitude":320.6366},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.309,"elongation":144.374},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.309,"opposition_distance":35.626}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":-0.538,"opposition_distance":0.859}]},"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":"07:14","sunsetLocal":"17:31","solarNoonLocal":"12:22","dayLengthHours":10.287774649612365,"dayLengthDisplay":"10 Hours 17 Mins 16 Secs","nightLengthDisplay":"13 Hours 42 Mins 44 Secs","moonriseLocal":"15:00","moonsetLocal":"05:10","rahuKala":{"name":"Rāhu Kāla","start":"16:14","end":"17:31","startHours":16.230108541926285,"endHours":17.516080373127828,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:22","end":"13:39","startHours":12.372193048321645,"endHours":13.658164879523191,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:57","end":"16:14","startHours":14.944136710724736,"endHours":16.230108541926285,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:58","startHours":9.628786475091681,"endHours":9.971712296745427,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:56","startHours":7.656963000582645,"endHours":7.931303657905642,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:43","startHours":12.0292672266679,"endHours":12.71511886997539,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:33","startHours":5.856602436900482,"endHours":6.542454080207972,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:14","startHours":6.370991169381099,"endHours":7.228305723515463,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:46","startHours":14.086822156590372,"endHours":14.772673799897863,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.31608037312783,"endHours":17.716080373127827,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:57","startHours":17.516080373127828,"endHours":17.94473765019501,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.266080373127828,"endHours":19.016080373127828,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:43","startHours":24.029267226667898,"endHours":24.71511886997539,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:14","end":"08:31","startHours":7.228305723515463,"endHours":8.514277554717008,"quality":"inauspicious"},{"name":"Chala","start":"08:31","end":"09:48","startHours":8.514277554717008,"endHours":9.800249385918555,"quality":"neutral"},{"name":"Labha","start":"09:48","end":"11:05","startHours":9.800249385918555,"endHours":11.0862212171201,"quality":"auspicious"},{"name":"Amṛta","start":"11:05","end":"12:22","startHours":11.0862212171201,"endHours":12.372193048321645,"quality":"auspicious"},{"name":"Kāla","start":"12:22","end":"13:39","startHours":12.372193048321645,"endHours":13.658164879523191,"quality":"inauspicious"},{"name":"Śubha","start":"13:39","end":"14:57","startHours":13.658164879523191,"endHours":14.944136710724736,"quality":"auspicious"},{"name":"Roga","start":"14:57","end":"16:14","startHours":14.944136710724736,"endHours":16.230108541926285,"quality":"inauspicious"},{"name":"Udveg","start":"16:14","end":"17:31","startHours":16.230108541926285,"endHours":17.516080373127828,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:31","end":"19:14","startHours":17.516080373127828,"endHours":19.23010854192628,"quality":"auspicious"},{"name":"Roga","start":"19:14","end":"20:57","startHours":19.23010854192628,"endHours":20.944136710724738,"quality":"inauspicious"},{"name":"Udveg","start":"20:57","end":"22:39","startHours":20.944136710724738,"endHours":22.65816487952319,"quality":"inauspicious"},{"name":"Chala","start":"22:39","end":"00:22","startHours":22.65816487952319,"endHours":24.372193048321645,"quality":"neutral"},{"name":"Labha","start":"00:22","end":"02:05","startHours":24.372193048321645,"endHours":26.086221217120098,"quality":"auspicious"},{"name":"Amṛta","start":"02:05","end":"03:48","startHours":26.086221217120098,"endHours":27.800249385918555,"quality":"auspicious"},{"name":"Kāla","start":"03:48","end":"05:31","startHours":27.800249385918555,"endHours":29.514277554717008,"quality":"inauspicious"},{"name":"Śubha","start":"05:31","end":"07:14","startHours":29.514277554717008,"endHours":31.22830572351546,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.228305723515463,"endHours":8.228305723515463,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.228305723515463,"endHours":9.228305723515463,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.228305723515463,"endHours":10.228305723515463,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.228305723515463,"endHours":11.228305723515463,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.228305723515463,"endHours":12.228305723515463,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.228305723515463,"endHours":13.228305723515463,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.228305723515463,"endHours":14.228305723515463,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.228305723515463,"endHours":15.228305723515463,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.228305723515463,"endHours":16.22830572351546,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.22830572351546,"endHours":17.22830572351546,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.22830572351546,"endHours":18.22830572351546,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.22830572351546,"endHours":19.22830572351546,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.22830572351546,"endHours":20.22830572351546,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.22830572351546,"endHours":21.22830572351546,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.22830572351546,"endHours":22.22830572351546,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.22830572351546,"endHours":23.22830572351546,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.22830572351546,"endHours":24.22830572351546,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.22830572351546,"endHours":25.22830572351546,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.22830572351546,"endHours":26.22830572351546,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.22830572351546,"endHours":27.22830572351546,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.22830572351546,"endHours":28.22830572351546,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.22830572351546,"endHours":29.22830572351546,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.22830572351546,"endHours":30.22830572351546,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.22830572351546,"endHours":31.22830572351546,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.097521648539026,"eotMinutes":-5.773582899298716,"ayanamsa":26.2074}},"calendars":{"vikram_samvat":2225,"vikram_samvatsara":"Vṛṣa","saka_samvat":2090,"saka_samvatsara":"Vibhava","bengali_samvat":1575,"malayalam_era":1344,"nanakshahi_year":699,"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":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Trayodaśī · Vikram 2225 Vṛṣa · Śaka 2090 Vibhava"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 17, 2168 CE · Perth, Australia · Vidhyamitra","description":"July 17, 2168 CE for Perth, Australia: Śukla Trayodaśī, sūryodaya 07:14, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2168-07-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2168-07-17","sa":"https://sa.vidhyamitra.com/city/perth/2168-07-17","hi":"https://hi.vidhyamitra.com/city/perth/2168-07-17","x-default":"https://vidhyamitra.com/city/perth/2168-07-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:25:45.378Z","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":"2026-05-31T03:25:45.378Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:25:45.378Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}