{"id":"vidhyamitra:city-day:perth:1999-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1999-08-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-08-07","date_display":"August 7, 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":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451397.770833,"kali_year":5101,"ahargana":1862932.2708,"sun":{"sidereal_longitude":109.7107,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":52.3135,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.6028,"elapsed_within_tithi_degrees":2.6028},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.3135,"elapsed_within_degrees":12.3135},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0242},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":8,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451397.770833,"ahargana":1862932.2708,"kali_year":5101,"ayanamsa_lahiri":23.8474,"grahas":{"sun":{"sidereal_longitude":110.27763600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":51.09833600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":-3.9183},"mars":{"sidereal_longitude":200.62473599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":94.707336,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":10.593535999999972,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":130.009436,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":22.821136000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":112.8832,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.8832,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1999,"month":8,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451397.770833,"kali_year":5101,"ahargana":1862932.2708,"sun":{"sidereal_longitude":109.7107,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":52.3135,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.6028,"elapsed_within_tithi_degrees":2.6028},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.3135,"elapsed_within_degrees":12.3135},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":162.0242},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.918,"elongation":57.397},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.918,"opposition_distance":122.603}},"eclipse_window_40days":[{"offset_days":20,"type":"lunar","occurs":true,"moon_latitude":-1.307,"opposition_distance":0.12}]},"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":"07:01","sunsetLocal":"17:43","solarNoonLocal":"12:22","dayLengthHours":10.711131771384544,"dayLengthDisplay":"10 Hours 42 Mins 40 Secs","nightLengthDisplay":"13 Hours 17 Mins 20 Secs","moonriseLocal":"03:22","moonsetLocal":"13:28","rahuKala":{"name":"Rāhu Kāla","start":"09:41","end":"11:02","startHours":9.689448654072624,"endHours":11.028340125495692,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:03","startHours":13.706123068341828,"endHours":15.045014539764896,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:01","end":"08:21","startHours":7.011665711226488,"endHours":8.350557182649556,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:52","startHours":9.510929791216215,"endHours":9.867967516929033,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:45","startHours":7.4579628683675105,"endHours":7.743593048937765,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:43","startHours":12.010193871205942,"endHours":12.724269322631578,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:18","startHours":5.583514808375216,"endHours":6.297590259800852,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:01","startHours":6.119071396944443,"endHours":7.011665711226488,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:52","startHours":14.15242022548285,"endHours":14.866495676908485,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:31","end":"17:55","startHours":17.522797482611033,"endHours":17.92279748261103,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:43","end":"18:10","startHours":17.722797482611032,"endHours":18.169094639752053,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:28","end":"19:13","startHours":17.472797482611032,"endHours":19.222797482611032,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:43","startHours":24.010193871205942,"endHours":24.724269322631578,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:01","end":"08:21","startHours":7.011665711226488,"endHours":8.350557182649556,"quality":"inauspicious"},{"name":"Śubha","start":"08:21","end":"09:41","startHours":8.350557182649556,"endHours":9.689448654072624,"quality":"auspicious"},{"name":"Roga","start":"09:41","end":"11:02","startHours":9.689448654072624,"endHours":11.028340125495692,"quality":"inauspicious"},{"name":"Udveg","start":"11:02","end":"12:22","startHours":11.028340125495692,"endHours":12.36723159691876,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"13:42","startHours":12.36723159691876,"endHours":13.706123068341828,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:03","startHours":13.706123068341828,"endHours":15.045014539764896,"quality":"auspicious"},{"name":"Amṛta","start":"15:03","end":"16:23","startHours":15.045014539764896,"endHours":16.383906011187964,"quality":"auspicious"},{"name":"Kāla","start":"16:23","end":"17:43","startHours":16.383906011187964,"endHours":17.722797482611032,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:43","end":"19:23","startHours":17.722797482611032,"endHours":19.383906011187964,"quality":"auspicious"},{"name":"Amṛta","start":"19:23","end":"21:03","startHours":19.383906011187964,"endHours":21.045014539764896,"quality":"auspicious"},{"name":"Kāla","start":"21:03","end":"22:42","startHours":21.045014539764896,"endHours":22.706123068341828,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:22","startHours":22.706123068341828,"endHours":24.36723159691876,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"02:02","startHours":24.36723159691876,"endHours":26.028340125495692,"quality":"inauspicious"},{"name":"Udveg","start":"02:02","end":"03:41","startHours":26.028340125495692,"endHours":27.689448654072624,"quality":"inauspicious"},{"name":"Chala","start":"03:41","end":"05:21","startHours":27.689448654072624,"endHours":29.350557182649556,"quality":"neutral"},{"name":"Labha","start":"05:21","end":"07:01","startHours":29.350557182649556,"endHours":31.011665711226488,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.011665711226488,"endHours":8.011665711226488,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.011665711226488,"endHours":9.011665711226488,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.011665711226488,"endHours":10.011665711226488,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.011665711226488,"endHours":11.011665711226488,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.011665711226488,"endHours":12.011665711226488,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.011665711226488,"endHours":13.011665711226488,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.011665711226488,"endHours":14.011665711226488,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.011665711226488,"endHours":15.011665711226488,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.011665711226488,"endHours":16.011665711226488,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.011665711226488,"endHours":17.011665711226488,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.011665711226488,"endHours":18.011665711226488,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.011665711226488,"endHours":19.011665711226488,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.011665711226488,"endHours":20.011665711226488,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.011665711226488,"endHours":21.011665711226488,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.011665711226488,"endHours":22.011665711226488,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.011665711226488,"endHours":23.011665711226488,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.011665711226488,"endHours":24.011665711226488,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.011665711226488,"endHours":25.011665711226488,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.011665711226488,"endHours":26.011665711226488,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.011665711226488,"endHours":27.011665711226488,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.011665711226488,"endHours":28.011665711226488,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.011665711226488,"endHours":29.011665711226488,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.011665711226488,"endHours":30.011665711226488,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.011665711226488,"endHours":31.011665711226488,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Dhātṛ","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":16.588808098313446,"eotMinutes":-5.475895815125568,"ayanamsa":23.8474}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","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":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Ekādaśī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[{"id":"aja-ekadashi","name":"Ajā Ekādaśī","name_sanskrit":"अजा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"King Hariścandra observed this; restored him to throne and family.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Śrāvaṇa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 August 7, 1999 CE · Perth, Australia · Vidhyamitra","description":"August 7, 1999 CE for Perth, Australia: Kṛṣṇa Ekādaśī, sūryodaya 07:01, sūryāsta 17:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1999-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1999-08-07","sa":"https://sa.vidhyamitra.com/city/perth/1999-08-07","hi":"https://hi.vidhyamitra.com/city/perth/1999-08-07","x-default":"https://vidhyamitra.com/city/perth/1999-08-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:08:49.578Z","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":"2026-05-31T23:08:49.578Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:08:49.578Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}