{"id":"vidhyamitra:city-day:perth:1979-05-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1979-05-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1979-05-06","date_display":"May 6, 1979 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":1979,"month":5,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443999.770833,"kali_year":5081,"ahargana":1855534.2708,"sun":{"sidereal_longitude":21.4572,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":131.1671,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.7099,"elapsed_within_tithi_degrees":1.7099},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":131.1671,"elapsed_within_degrees":11.1671},"yoga":{"number":12,"name":"Dhruva","sum_longitude":152.6243},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":1979,"month":5,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443999.770833,"ahargana":1855534.2708,"kali_year":5081,"ayanamsa_lahiri":23.5644,"grahas":{"sun":{"sidereal_longitude":21.373293999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":131.572094,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":-1.0646},"mars":{"sidereal_longitude":359.022994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":358.656394,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":97.675794,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"venus":{"sidereal_longitude":352.279894,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":133.37269400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":144.8649,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.8649,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"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":1979,"month":5,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443999.770833,"kali_year":5081,"ahargana":1855534.2708,"sun":{"sidereal_longitude":21.4572,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":131.1671,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.7099,"elapsed_within_tithi_degrees":1.7099},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":131.1671,"elapsed_within_degrees":11.1671},"yoga":{"number":12,"name":"Dhruva","sum_longitude":152.6243},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.065,"elongation":109.71},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.065,"opposition_distance":70.29}},"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":"06:51","sunsetLocal":"17:35","solarNoonLocal":"12:13","dayLengthHours":10.735957131723772,"dayLengthDisplay":"10 Hours 44 Mins 09 Secs","nightLengthDisplay":"13 Hours 15 Mins 51 Secs","moonriseLocal":"13:55","moonsetLocal":"01:12","rahuKala":{"name":"Rāhu Kāla","start":"16:15","end":"17:35","startHours":16.24466664061207,"endHours":17.586661282077543,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:13","end":"13:34","startHours":12.218682716215657,"endHours":13.560677357681127,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:54","end":"16:15","startHours":14.902671999146598,"endHours":16.24466664061207,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:43","startHours":9.35576081442265,"endHours":9.713626052146775,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.298035697508927,"endHours":7.584327887688227,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:35","startHours":11.860817478491532,"endHours":12.576547953939782,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:08","startHours":5.4192431994572665,"endHours":6.134973674905519,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:51","startHours":5.956041056043455,"endHours":6.85070415035377,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:43","startHours":14.008008904836284,"endHours":14.723739380284536,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.386661282077544,"endHours":17.786661282077542,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:02","startHours":17.586661282077543,"endHours":18.0339928292327,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.336661282077543,"endHours":19.086661282077543,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:35","startHours":23.86081747849153,"endHours":24.576547953939784,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:51","end":"08:12","startHours":6.85070415035377,"endHours":8.192698791819241,"quality":"inauspicious"},{"name":"Chala","start":"08:12","end":"09:32","startHours":8.192698791819241,"endHours":9.534693433284712,"quality":"neutral"},{"name":"Labha","start":"09:32","end":"10:53","startHours":9.534693433284712,"endHours":10.876688074750184,"quality":"auspicious"},{"name":"Amṛta","start":"10:53","end":"12:13","startHours":10.876688074750184,"endHours":12.218682716215657,"quality":"auspicious"},{"name":"Kāla","start":"12:13","end":"13:34","startHours":12.218682716215657,"endHours":13.560677357681127,"quality":"inauspicious"},{"name":"Śubha","start":"13:34","end":"14:54","startHours":13.560677357681127,"endHours":14.902671999146598,"quality":"auspicious"},{"name":"Roga","start":"14:54","end":"16:15","startHours":14.902671999146598,"endHours":16.24466664061207,"quality":"inauspicious"},{"name":"Udveg","start":"16:15","end":"17:35","startHours":16.24466664061207,"endHours":17.586661282077543,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:35","end":"19:15","startHours":17.586661282077543,"endHours":19.24466664061207,"quality":"auspicious"},{"name":"Roga","start":"19:15","end":"20:54","startHours":19.24466664061207,"endHours":20.902671999146598,"quality":"inauspicious"},{"name":"Udveg","start":"20:54","end":"22:34","startHours":20.902671999146598,"endHours":22.56067735768113,"quality":"inauspicious"},{"name":"Chala","start":"22:34","end":"00:13","startHours":22.56067735768113,"endHours":24.218682716215657,"quality":"neutral"},{"name":"Labha","start":"00:13","end":"01:53","startHours":24.218682716215657,"endHours":25.876688074750184,"quality":"auspicious"},{"name":"Amṛta","start":"01:53","end":"03:32","startHours":25.876688074750184,"endHours":27.534693433284716,"quality":"auspicious"},{"name":"Kāla","start":"03:32","end":"05:12","startHours":27.534693433284716,"endHours":29.192698791819243,"quality":"inauspicious"},{"name":"Śubha","start":"05:12","end":"06:51","startHours":29.192698791819243,"endHours":30.85070415035377,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.85070415035377,"endHours":7.85070415035377,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.85070415035377,"endHours":8.85070415035377,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.85070415035377,"endHours":9.85070415035377,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.85070415035377,"endHours":10.85070415035377,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.85070415035377,"endHours":11.85070415035377,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.85070415035377,"endHours":12.85070415035377,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.85070415035377,"endHours":13.85070415035377,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.85070415035377,"endHours":14.85070415035377,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.85070415035377,"endHours":15.85070415035377,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.85070415035377,"endHours":16.85070415035377,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.85070415035377,"endHours":17.85070415035377,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.85070415035377,"endHours":18.85070415035377,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.85070415035377,"endHours":19.85070415035377,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.85070415035377,"endHours":20.85070415035377,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.85070415035377,"endHours":21.85070415035377,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.85070415035377,"endHours":22.85070415035377,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.85070415035377,"endHours":23.85070415035377,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.85070415035377,"endHours":24.85070415035377,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.85070415035377,"endHours":25.85070415035377,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.85070415035377,"endHours":26.85070415035377,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.85070415035377,"endHours":27.85070415035377,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.85070415035377,"endHours":28.85070415035377,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.85070415035377,"endHours":29.85070415035377,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.85070415035377,"endHours":30.85070415035377,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.315916165473453,"eotMinutes":3.4370370270605552,"ayanamsa":23.5644}},"calendars":{"vikram_samvat":2036,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1901,"saka_samvatsara":"Siddhārthī","bengali_samvat":1386,"malayalam_era":1155,"nanakshahi_year":510,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Daśamī · Vikram 2036 Aṅgirasa · Śaka 1901 Siddhārthī"},"festivals":[],"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":[]},"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 May 6, 1979 CE · Perth, Australia · Vidhyamitra","description":"May 6, 1979 CE for Perth, Australia: Śukla Daśamī, sūryodaya 06:51, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1979-05-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1979-05-06","sa":"https://sa.vidhyamitra.com/city/perth/1979-05-06","hi":"https://hi.vidhyamitra.com/city/perth/1979-05-06","x-default":"https://vidhyamitra.com/city/perth/1979-05-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:58:37.831Z","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":"2026-05-31T18:58:37.831Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:58:37.831Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}