{"id":"vidhyamitra:city-day:perth:2159-05-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2159-05-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2159-05-09","date_display":"May 9, 2159 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":2159,"month":5,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509746.770833,"kali_year":5261,"ahargana":1921281.2708,"sun":{"sidereal_longitude":21.8653,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":277.5464,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":255.6811,"elapsed_within_tithi_degrees":3.6811},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.5464,"elapsed_within_degrees":10.8798},"yoga":{"number":23,"name":"Śubha","sum_longitude":299.4118},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2159,"month":5,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509746.770833,"ahargana":1921281.2708,"kali_year":5261,"ayanamsa_lahiri":26.079,"grahas":{"sun":{"sidereal_longitude":22.20667500000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":274.32477500000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":1.2598},"mars":{"sidereal_longitude":247.67107499999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":37.22407499999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":157.44057499999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":64.96887500000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":175.819075,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":261.2724,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":81.2724,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2159,"month":5,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509746.770833,"kali_year":5261,"ahargana":1921281.2708,"sun":{"sidereal_longitude":21.8653,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":277.5464,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":255.6811,"elapsed_within_tithi_degrees":3.6811},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.5464,"elapsed_within_degrees":10.8798},"yoga":{"number":23,"name":"Śubha","sum_longitude":299.4118},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.26,"elongation":104.319},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.26,"opposition_distance":75.681}},"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":"06:53","sunsetLocal":"17:32","solarNoonLocal":"12:13","dayLengthHours":10.648687802480708,"dayLengthDisplay":"10 Hours 38 Mins 55 Secs","nightLengthDisplay":"13 Hours 21 Mins 05 Secs","moonriseLocal":"22:06","moonsetLocal":"11:57","rahuKala":{"name":"Rāhu Kāla","start":"12:13","end":"13:33","startHours":12.215442358927564,"endHours":13.546528334237653,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:13","end":"09:33","startHours":8.222184432997299,"endHours":9.553270408307387,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:53","end":"12:13","startHours":10.884356383617476,"endHours":12.215442358927564,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:44","startHours":9.375792278266042,"endHours":9.730748538348731,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:20","end":"07:37","startHours":7.334793782790572,"endHours":7.618758790856725,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.860486098844873,"endHours":12.570398619010255,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:11","startHours":5.471273417356448,"endHours":6.181185937521829,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:00","end":"06:53","startHours":6.003707807480484,"endHours":6.891098457687209,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:42","startHours":13.990223659341016,"endHours":14.700136179506396,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:20","end":"17:44","startHours":17.33978626016792,"endHours":17.739786260167918,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:32","end":"17:59","startHours":17.53978626016792,"endHours":17.98348158527128,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:17","end":"19:02","startHours":17.28978626016792,"endHours":19.03978626016792,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.860486098844873,"endHours":24.570398619010255,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:53","end":"08:13","startHours":6.891098457687209,"endHours":8.222184432997299,"quality":"auspicious"},{"name":"Amṛta","start":"08:13","end":"09:33","startHours":8.222184432997299,"endHours":9.553270408307387,"quality":"auspicious"},{"name":"Kāla","start":"09:33","end":"10:53","startHours":9.553270408307387,"endHours":10.884356383617476,"quality":"inauspicious"},{"name":"Śubha","start":"10:53","end":"12:13","startHours":10.884356383617476,"endHours":12.215442358927564,"quality":"auspicious"},{"name":"Roga","start":"12:13","end":"13:33","startHours":12.215442358927564,"endHours":13.546528334237653,"quality":"inauspicious"},{"name":"Udveg","start":"13:33","end":"14:53","startHours":13.546528334237653,"endHours":14.877614309547742,"quality":"inauspicious"},{"name":"Chala","start":"14:53","end":"16:13","startHours":14.877614309547742,"endHours":16.20870028485783,"quality":"neutral"},{"name":"Labha","start":"16:13","end":"17:32","startHours":16.20870028485783,"endHours":17.53978626016792,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:32","end":"19:13","startHours":17.53978626016792,"endHours":19.20870028485783,"quality":"inauspicious"},{"name":"Chala","start":"19:13","end":"20:53","startHours":19.20870028485783,"endHours":20.87761430954774,"quality":"neutral"},{"name":"Labha","start":"20:53","end":"22:33","startHours":20.87761430954774,"endHours":22.546528334237653,"quality":"auspicious"},{"name":"Amṛta","start":"22:33","end":"00:13","startHours":22.546528334237653,"endHours":24.215442358927564,"quality":"auspicious"},{"name":"Kāla","start":"00:13","end":"01:53","startHours":24.215442358927564,"endHours":25.884356383617476,"quality":"inauspicious"},{"name":"Śubha","start":"01:53","end":"03:33","startHours":25.884356383617476,"endHours":27.553270408307387,"quality":"auspicious"},{"name":"Roga","start":"03:33","end":"05:13","startHours":27.553270408307387,"endHours":29.2221844329973,"quality":"inauspicious"},{"name":"Udveg","start":"05:13","end":"06:53","startHours":29.2221844329973,"endHours":30.89109845768721,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:53","end":"07:53","startHours":6.891098457687209,"endHours":7.891098457687209,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:53","end":"08:53","startHours":7.891098457687209,"endHours":8.89109845768721,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:53","end":"09:53","startHours":8.89109845768721,"endHours":9.89109845768721,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:53","end":"10:53","startHours":9.89109845768721,"endHours":10.89109845768721,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:53","end":"11:53","startHours":10.89109845768721,"endHours":11.89109845768721,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:53","end":"12:53","startHours":11.89109845768721,"endHours":12.89109845768721,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:53","end":"13:53","startHours":12.89109845768721,"endHours":13.89109845768721,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:53","end":"14:53","startHours":13.89109845768721,"endHours":14.89109845768721,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:53","end":"15:53","startHours":14.89109845768721,"endHours":15.89109845768721,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:53","end":"16:53","startHours":15.89109845768721,"endHours":16.89109845768721,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:53","end":"17:53","startHours":16.89109845768721,"endHours":17.89109845768721,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:53","end":"18:53","startHours":17.89109845768721,"endHours":18.89109845768721,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:53","end":"19:53","startHours":18.89109845768721,"endHours":19.89109845768721,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:53","end":"20:53","startHours":19.89109845768721,"endHours":20.89109845768721,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:53","end":"21:53","startHours":20.89109845768721,"endHours":21.89109845768721,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:53","end":"22:53","startHours":21.89109845768721,"endHours":22.89109845768721,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:53","end":"23:53","startHours":22.89109845768721,"endHours":23.89109845768721,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:53","end":"00:53","startHours":23.89109845768721,"endHours":24.89109845768721,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:53","end":"01:53","startHours":24.89109845768721,"endHours":25.89109845768721,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:53","end":"02:53","startHours":25.89109845768721,"endHours":26.89109845768721,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:53","end":"03:53","startHours":26.89109845768721,"endHours":27.89109845768721,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:53","end":"04:53","startHours":27.89109845768721,"endHours":28.89109845768721,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:53","end":"05:53","startHours":28.89109845768721,"endHours":29.89109845768721,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:53","end":"06:53","startHours":29.89109845768721,"endHours":30.89109845768721,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.271269622642706,"eotMinutes":3.631458464346112,"ayanamsa":26.079}},"calendars":{"vikram_samvat":2216,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2081,"saka_samvatsara":"Siddhārthī","bengali_samvat":1566,"malayalam_era":1335,"nanakshahi_year":690,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Saptamī · Vikram 2216 Aṅgirasa · Śaka 2081 Siddhārthī"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 9, 2159 CE · Perth, Australia · Vidhyamitra","description":"May 9, 2159 CE for Perth, Australia: Kṛṣṇa Saptamī, sūryodaya 06:53, sūryāsta 17:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2159-05-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2159-05-09","sa":"https://sa.vidhyamitra.com/city/perth/2159-05-09","hi":"https://hi.vidhyamitra.com/city/perth/2159-05-09","x-default":"https://vidhyamitra.com/city/perth/2159-05-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-27T17:20:57.164Z","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":"2026-05-27T17:20:57.164Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-27T17:20:57.164Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}