{"id":"vidhyamitra:city-day:perth:1999-07-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1999-07-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-07-19","date_display":"July 19, 1999 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":1999,"month":7,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451378.770833,"kali_year":5101,"ahargana":1862913.2708,"sun":{"sidereal_longitude":91.665,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":165.7439,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":74.0789,"elapsed_within_tithi_degrees":2.0789},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":165.7439,"elapsed_within_degrees":5.7439},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.4089},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1999,"month":7,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451378.770833,"ahargana":1862913.2708,"kali_year":5101,"ayanamsa_lahiri":23.8466,"grahas":{"sun":{"sidereal_longitude":92.116962,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":166.95176200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":3.5376},"mars":{"sidereal_longitude":191.46576200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":104.23376200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":8.95736199999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":129.090662,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":21.789462000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":113.8899,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.8899,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1999,"month":7,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451378.770833,"kali_year":5101,"ahargana":1862913.2708,"sun":{"sidereal_longitude":91.665,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":165.7439,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":74.0789,"elapsed_within_tithi_degrees":2.0789},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":165.7439,"elapsed_within_degrees":5.7439},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.4089},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.538,"elongation":74.079},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.538,"opposition_distance":105.921}},"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":"07:13","sunsetLocal":"17:32","solarNoonLocal":"12:22","dayLengthHours":10.301848547197343,"dayLengthDisplay":"10 Hours 18 Mins 07 Secs","nightLengthDisplay":"13 Hours 41 Mins 53 Secs","moonriseLocal":"11:08","moonsetLocal":"23:35","rahuKala":{"name":"Rāhu Kāla","start":"08:31","end":"09:48","startHours":8.511598945195015,"endHours":9.799330013594684,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:05","end":"12:22","startHours":11.087061081994351,"endHours":12.374792150394018,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:40","end":"14:57","startHours":13.662523218793687,"endHours":14.950254287193355,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:58","startHours":9.627632537808061,"endHours":9.971027489381306,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:56","startHours":7.653111566261904,"endHours":7.9278275275205,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:43","startHours":12.031397198820773,"endHours":12.718187101967263,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.850288070502368,"endHours":6.5370779736488585,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:13","startHours":6.365380497862236,"endHours":7.223867876795348,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:47","startHours":14.091766908260244,"endHours":14.778556811406734,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:20","end":"17:44","startHours":17.32571642399269,"endHours":17.72571642399269,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:32","end":"17:57","startHours":17.52571642399269,"endHours":17.954960113459247,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:17","end":"19:02","startHours":17.27571642399269,"endHours":19.02571642399269,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:43","startHours":24.031397198820773,"endHours":24.718187101967263,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:13","end":"08:31","startHours":7.223867876795348,"endHours":8.511598945195015,"quality":"auspicious"},{"name":"Kāla","start":"08:31","end":"09:48","startHours":8.511598945195015,"endHours":9.799330013594684,"quality":"inauspicious"},{"name":"Śubha","start":"09:48","end":"11:05","startHours":9.799330013594684,"endHours":11.087061081994351,"quality":"auspicious"},{"name":"Roga","start":"11:05","end":"12:22","startHours":11.087061081994351,"endHours":12.374792150394018,"quality":"inauspicious"},{"name":"Udveg","start":"12:22","end":"13:40","startHours":12.374792150394018,"endHours":13.662523218793687,"quality":"inauspicious"},{"name":"Chala","start":"13:40","end":"14:57","startHours":13.662523218793687,"endHours":14.950254287193355,"quality":"neutral"},{"name":"Labha","start":"14:57","end":"16:14","startHours":14.950254287193355,"endHours":16.237985355593025,"quality":"auspicious"},{"name":"Amṛta","start":"16:14","end":"17:32","startHours":16.237985355593025,"endHours":17.52571642399269,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:32","end":"19:14","startHours":17.52571642399269,"endHours":19.237985355593022,"quality":"neutral"},{"name":"Labha","start":"19:14","end":"20:57","startHours":19.237985355593022,"endHours":20.950254287193356,"quality":"auspicious"},{"name":"Amṛta","start":"20:57","end":"22:40","startHours":20.950254287193356,"endHours":22.662523218793687,"quality":"auspicious"},{"name":"Kāla","start":"22:40","end":"00:22","startHours":22.662523218793687,"endHours":24.37479215039402,"quality":"inauspicious"},{"name":"Śubha","start":"00:22","end":"02:05","startHours":24.37479215039402,"endHours":26.08706108199435,"quality":"auspicious"},{"name":"Roga","start":"02:05","end":"03:48","startHours":26.08706108199435,"endHours":27.799330013594684,"quality":"inauspicious"},{"name":"Udveg","start":"03:48","end":"05:31","startHours":27.799330013594684,"endHours":29.511598945195015,"quality":"inauspicious"},{"name":"Chala","start":"05:31","end":"07:13","startHours":29.511598945195015,"endHours":31.223867876795346,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.223867876795348,"endHours":8.223867876795348,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.223867876795348,"endHours":9.223867876795348,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.223867876795348,"endHours":10.223867876795348,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.223867876795348,"endHours":11.223867876795348,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.223867876795348,"endHours":12.223867876795348,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.223867876795348,"endHours":13.223867876795348,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.223867876795348,"endHours":14.223867876795348,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.223867876795348,"endHours":15.223867876795348,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.223867876795348,"endHours":16.223867876795346,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.223867876795346,"endHours":17.223867876795346,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.223867876795346,"endHours":18.223867876795346,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.223867876795346,"endHours":19.223867876795346,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.223867876795346,"endHours":20.223867876795346,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.223867876795346,"endHours":21.223867876795346,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.223867876795346,"endHours":22.223867876795346,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.223867876795346,"endHours":23.223867876795346,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.223867876795346,"endHours":24.223867876795346,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.223867876795346,"endHours":25.223867876795346,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.223867876795346,"endHours":26.223867876795346,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.223867876795346,"endHours":27.223867876795346,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.223867876795346,"endHours":28.223867876795346,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.223867876795346,"endHours":29.223867876795346,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.223867876795346,"endHours":30.223867876795346,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.223867876795346,"endHours":31.223867876795346,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.952286480960268,"eotMinutes":-5.929529023641085,"ayanamsa":23.8466}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"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 Saptamī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 July 19, 1999 CE · Perth, Australia · Vidhyamitra","description":"July 19, 1999 CE for Perth, Australia: Śukla Saptamī, sūryodaya 07:13, sūryāsta 17:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1999-07-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1999-07-19","sa":"https://sa.vidhyamitra.com/city/perth/1999-07-19","hi":"https://hi.vidhyamitra.com/city/perth/1999-07-19","x-default":"https://vidhyamitra.com/city/perth/1999-07-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T21:31:00.462Z","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":"2026-06-02T21:31:00.462Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T21:31:00.462Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}