{"id":"vidhyamitra:city-day:perth:2121-05-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2121-05-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2121-05-25","date_display":"May 25, 2121 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":2121,"month":5,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495883.770833,"kali_year":5223,"ahargana":1907418.2708,"sun":{"sidereal_longitude":38.0026,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":134.9598,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.9572,"elapsed_within_tithi_degrees":0.9572},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.9598,"elapsed_within_degrees":1.6264},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.9623},"karana":{"half_tithi_index":16,"name":"Bālava"},"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":2121,"month":5,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495883.770833,"ahargana":1907418.2708,"kali_year":5223,"ayanamsa_lahiri":25.5488,"grahas":{"sun":{"sidereal_longitude":38.356843000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":135.22454299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":-2.8399},"mars":{"sidereal_longitude":121.53724299999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":22.952742999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":89.33734300000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":351.788743,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":66.567343,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":275.8009,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":95.8009,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2121,"month":5,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495883.770833,"kali_year":5223,"ahargana":1907418.2708,"sun":{"sidereal_longitude":38.0026,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":134.9598,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.9572,"elapsed_within_tithi_degrees":0.9572},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.9598,"elapsed_within_degrees":1.6264},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.9623},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.84,"elongation":96.957},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.84,"opposition_distance":83.043}},"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":"07:04","sunsetLocal":"17:22","solarNoonLocal":"12:13","dayLengthHours":10.304213964598361,"dayLengthDisplay":"10 Hours 18 Mins 15 Secs","nightLengthDisplay":"13 Hours 41 Mins 45 Secs","moonriseLocal":"12:57","moonsetLocal":"00:25","rahuKala":{"name":"Rāhu Kāla","start":"16:05","end":"17:22","startHours":16.08641554747625,"endHours":17.374442293051043,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:13","end":"13:31","startHours":12.222335310751863,"endHours":13.51036205632666,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:48","end":"16:05","startHours":14.798388801901453,"endHours":16.08641554747625,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:49","startHours":9.4745449201923,"endHours":9.818018719012246,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:46","startHours":7.499570576977614,"endHours":7.774349616033571,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:34","startHours":11.878861511931918,"endHours":12.565809109571807,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:23","startHours":5.696333133172901,"endHours":6.383280730812793,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:04","startHours":6.211543831402819,"endHours":7.070228328452683,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:38","startHours":13.939704304851592,"endHours":14.626651902491483,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.174442293051044,"endHours":17.574442293051042,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:48","startHours":17.374442293051043,"endHours":17.803784541575975,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.124442293051043,"endHours":18.874442293051043,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:34","startHours":23.878861511931916,"endHours":24.56580910957181,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:04","end":"08:21","startHours":7.070228328452683,"endHours":8.358255074027479,"quality":"inauspicious"},{"name":"Chala","start":"08:21","end":"09:39","startHours":8.358255074027479,"endHours":9.646281819602272,"quality":"neutral"},{"name":"Labha","start":"09:39","end":"10:56","startHours":9.646281819602272,"endHours":10.93430856517707,"quality":"auspicious"},{"name":"Amṛta","start":"10:56","end":"12:13","startHours":10.93430856517707,"endHours":12.222335310751863,"quality":"auspicious"},{"name":"Kāla","start":"12:13","end":"13:31","startHours":12.222335310751863,"endHours":13.51036205632666,"quality":"inauspicious"},{"name":"Śubha","start":"13:31","end":"14:48","startHours":13.51036205632666,"endHours":14.798388801901453,"quality":"auspicious"},{"name":"Roga","start":"14:48","end":"16:05","startHours":14.798388801901453,"endHours":16.08641554747625,"quality":"inauspicious"},{"name":"Udveg","start":"16:05","end":"17:22","startHours":16.08641554747625,"endHours":17.374442293051043,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:22","end":"19:05","startHours":17.374442293051043,"endHours":19.08641554747625,"quality":"auspicious"},{"name":"Roga","start":"19:05","end":"20:48","startHours":19.08641554747625,"endHours":20.798388801901453,"quality":"inauspicious"},{"name":"Udveg","start":"20:48","end":"22:31","startHours":20.798388801901453,"endHours":22.510362056326656,"quality":"inauspicious"},{"name":"Chala","start":"22:31","end":"00:13","startHours":22.510362056326656,"endHours":24.222335310751863,"quality":"neutral"},{"name":"Labha","start":"00:13","end":"01:56","startHours":24.222335310751863,"endHours":25.93430856517707,"quality":"auspicious"},{"name":"Amṛta","start":"01:56","end":"03:39","startHours":25.93430856517707,"endHours":27.646281819602272,"quality":"auspicious"},{"name":"Kāla","start":"03:39","end":"05:21","startHours":27.646281819602272,"endHours":29.358255074027475,"quality":"inauspicious"},{"name":"Śubha","start":"05:21","end":"07:04","startHours":29.358255074027475,"endHours":31.070228328452682,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.070228328452683,"endHours":8.070228328452682,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.070228328452682,"endHours":9.070228328452682,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.070228328452682,"endHours":10.070228328452682,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.070228328452682,"endHours":11.070228328452682,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.070228328452682,"endHours":12.070228328452682,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.070228328452682,"endHours":13.070228328452682,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.070228328452682,"endHours":14.070228328452682,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.070228328452682,"endHours":15.070228328452682,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.070228328452682,"endHours":16.070228328452682,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.070228328452682,"endHours":17.070228328452682,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.070228328452682,"endHours":18.070228328452682,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.070228328452682,"endHours":19.070228328452682,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.070228328452682,"endHours":20.070228328452682,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.070228328452682,"endHours":21.070228328452682,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.070228328452682,"endHours":22.070228328452682,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.070228328452682,"endHours":23.070228328452682,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.070228328452682,"endHours":24.070228328452682,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.070228328452682,"endHours":25.070228328452682,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.070228328452682,"endHours":26.070228328452682,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.070228328452682,"endHours":27.070228328452682,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.070228328452682,"endHours":28.070228328452682,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.070228328452682,"endHours":29.070228328452682,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.070228328452682,"endHours":30.070228328452682,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.070228328452682,"endHours":31.070228328452682,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"Chatra","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.9278438489969,"eotMinutes":3.2178813548881493,"ayanamsa":25.5488}},"calendars":{"vikram_samvat":2178,"vikram_samvatsara":"Jaya","saka_samvat":2043,"saka_samvatsara":"Vṛṣa","bengali_samvat":1528,"malayalam_era":1297,"nanakshahi_year":652,"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":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Navamī · Vikram 2178 Jaya · Śaka 2043 Vṛṣa"},"festivals":[{"id":"sita-navami","name":"Sītā Navamī","name_sanskrit":"सीता नवमी","tradition":"Vaishnava","associated_deity":"Sītā Devī (Lakṣmī as Bhū-suta)","significance":"Devī Sītā's manifestation in Mithilā; rāmāvatāra-kalatra.","vrata":true,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":2,"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 66"]},{"id":"madhva-jayanti","name":"Madhvācārya Jayantī","name_sanskrit":"मध्वाचार्य जयन्ती","tradition":"Vaishnava","associated_deity":"Madhvācārya (Dvaita)","significance":"Birth of Madhvācārya; Dvaita-pratiṣṭhāpaka. Vaiśākha Śukla 9.","vrata":false,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4}],"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":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 May 25, 2121 CE · Perth, Australia · Vidhyamitra","description":"May 25, 2121 CE for Perth, Australia: Śukla Navamī, sūryodaya 07:04, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2121-05-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2121-05-25","sa":"https://sa.vidhyamitra.com/city/perth/2121-05-25","hi":"https://hi.vidhyamitra.com/city/perth/2121-05-25","x-default":"https://vidhyamitra.com/city/perth/2121-05-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:36:52.576Z","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":"2026-06-01T07:36:52.576Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:36:52.576Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}