{"id":"vidhyamitra:city-day:perth:2183-06-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2183-06-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2183-06-21","date_display":"June 21, 2183 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":2183,"month":6,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518555.770833,"kali_year":5285,"ahargana":1930090.2708,"sun":{"sidereal_longitude":62.6807,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":75.63,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.9493,"elapsed_within_tithi_degrees":0.9493},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.63,"elapsed_within_degrees":8.9633},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.3107},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":2183,"month":6,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2518555.770833,"ahargana":1930090.2708,"kali_year":5285,"ayanamsa_lahiri":26.4159,"grahas":{"sun":{"sidereal_longitude":63.36280599999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":74.18420600000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false,"latitude":-4.4156},"mars":{"sidereal_longitude":125.32290599999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":83.00550599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":165.27770599999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":73.03650600000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":107.37980600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":154.5292,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":334.5292,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2183,"month":6,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518555.770833,"kali_year":5285,"ahargana":1930090.2708,"sun":{"sidereal_longitude":62.6807,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":75.63,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.9493,"elapsed_within_tithi_degrees":0.9493},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.63,"elapsed_within_degrees":8.9633},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":138.3107},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.416,"elongation":12.949},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.416,"opposition_distance":167.051}},"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":"07:16","sunsetLocal":"17:20","solarNoonLocal":"12:18","dayLengthHours":10.056401615649413,"dayLengthDisplay":"10 Hours 03 Mins 23 Secs","nightLengthDisplay":"13 Hours 56 Mins 37 Secs","moonriseLocal":"08:00","moonsetLocal":"18:03","rahuKala":{"name":"Rāhu Kāla","start":"09:47","end":"11:03","startHours":9.785990274315708,"endHours":11.043040476271884,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:33","end":"14:49","startHours":13.557140880184237,"endHours":14.814191082140415,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:16","end":"08:32","startHours":7.271889870403354,"endHours":8.52894007235953,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:57","startHours":9.61838358072155,"endHours":9.953596967909863,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:41","end":"07:58","startHours":7.690906604388746,"endHours":7.959077314139397,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:38","startHours":11.964877291039747,"endHours":12.635304065416372,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:56","end":"06:36","startHours":5.931036321650098,"endHours":6.601463096026726,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:26","end":"07:16","startHours":6.4338564024325695,"endHours":7.271889870403354,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:39","startHours":13.97615761416963,"endHours":14.646584388546257,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:08","end":"17:32","startHours":17.128291486052767,"endHours":17.528291486052765,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:20","end":"17:45","startHours":17.328291486052766,"endHours":17.747308220038157,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:05","end":"18:50","startHours":17.078291486052766,"endHours":18.828291486052766,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:38","startHours":23.964877291039745,"endHours":24.635304065416374,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:16","end":"08:32","startHours":7.271889870403354,"endHours":8.52894007235953,"quality":"inauspicious"},{"name":"Śubha","start":"08:32","end":"09:47","startHours":8.52894007235953,"endHours":9.785990274315708,"quality":"auspicious"},{"name":"Roga","start":"09:47","end":"11:03","startHours":9.785990274315708,"endHours":11.043040476271884,"quality":"inauspicious"},{"name":"Udveg","start":"11:03","end":"12:18","startHours":11.043040476271884,"endHours":12.30009067822806,"quality":"inauspicious"},{"name":"Chala","start":"12:18","end":"13:33","startHours":12.30009067822806,"endHours":13.557140880184237,"quality":"neutral"},{"name":"Labha","start":"13:33","end":"14:49","startHours":13.557140880184237,"endHours":14.814191082140415,"quality":"auspicious"},{"name":"Amṛta","start":"14:49","end":"16:04","startHours":14.814191082140415,"endHours":16.07124128409659,"quality":"auspicious"},{"name":"Kāla","start":"16:04","end":"17:20","startHours":16.07124128409659,"endHours":17.328291486052766,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:20","end":"19:04","startHours":17.328291486052766,"endHours":19.07124128409659,"quality":"auspicious"},{"name":"Amṛta","start":"19:04","end":"20:49","startHours":19.07124128409659,"endHours":20.81419108214041,"quality":"auspicious"},{"name":"Kāla","start":"20:49","end":"22:33","startHours":20.81419108214041,"endHours":22.557140880184235,"quality":"inauspicious"},{"name":"Śubha","start":"22:33","end":"00:18","startHours":22.557140880184235,"endHours":24.30009067822806,"quality":"auspicious"},{"name":"Roga","start":"00:18","end":"02:03","startHours":24.30009067822806,"endHours":26.043040476271884,"quality":"inauspicious"},{"name":"Udveg","start":"02:03","end":"03:47","startHours":26.043040476271884,"endHours":27.785990274315708,"quality":"inauspicious"},{"name":"Chala","start":"03:47","end":"05:32","startHours":27.785990274315708,"endHours":29.52894007235953,"quality":"neutral"},{"name":"Labha","start":"05:32","end":"07:16","startHours":29.52894007235953,"endHours":31.271889870403353,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:16","end":"08:16","startHours":7.271889870403354,"endHours":8.271889870403353,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:16","end":"09:16","startHours":8.271889870403353,"endHours":9.271889870403353,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:16","end":"10:16","startHours":9.271889870403353,"endHours":10.271889870403353,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:16","end":"11:16","startHours":10.271889870403353,"endHours":11.271889870403353,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:16","end":"12:16","startHours":11.271889870403353,"endHours":12.271889870403353,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:16","end":"13:16","startHours":12.271889870403353,"endHours":13.271889870403353,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:16","end":"14:16","startHours":13.271889870403353,"endHours":14.271889870403353,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:16","end":"15:16","startHours":14.271889870403353,"endHours":15.271889870403353,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:16","end":"16:16","startHours":15.271889870403353,"endHours":16.271889870403353,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:16","end":"17:16","startHours":16.271889870403353,"endHours":17.271889870403353,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:16","end":"18:16","startHours":17.271889870403353,"endHours":18.271889870403353,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:16","end":"19:16","startHours":18.271889870403353,"endHours":19.271889870403353,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:16","end":"20:16","startHours":19.271889870403353,"endHours":20.271889870403353,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:16","end":"21:16","startHours":20.271889870403353,"endHours":21.271889870403353,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:16","end":"22:16","startHours":21.271889870403353,"endHours":22.271889870403353,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:16","end":"23:16","startHours":22.271889870403353,"endHours":23.271889870403353,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:16","end":"00:16","startHours":23.271889870403353,"endHours":24.271889870403353,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:16","end":"01:16","startHours":24.271889870403353,"endHours":25.271889870403353,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:16","end":"02:16","startHours":25.271889870403353,"endHours":26.271889870403353,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:16","end":"03:16","startHours":26.271889870403353,"endHours":27.271889870403353,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:16","end":"04:16","startHours":27.271889870403353,"endHours":28.271889870403353,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:16","end":"05:16","startHours":28.271889870403353,"endHours":29.271889870403353,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:16","end":"06:16","startHours":29.271889870403353,"endHours":30.271889870403353,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:16","end":"07:16","startHours":30.271889870403353,"endHours":31.271889870403353,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.43631474493553,"eotMinutes":-1.4474406936836473,"ayanamsa":26.4159}},"calendars":{"vikram_samvat":2240,"vikram_samvatsara":"Durmukhi","saka_samvat":2105,"saka_samvatsara":"Subhānu","bengali_samvat":1590,"malayalam_era":1359,"nanakshahi_year":714,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha (Adhika) Śukla Dvitīyā · Vikram 2240 Durmukhi · Śaka 2105 Subhānu"},"festivals":[],"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":[]},"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 June 21, 2183 CE · Perth, Australia · Vidhyamitra","description":"June 21, 2183 CE for Perth, Australia: Śukla Dvitīyā, sūryodaya 07:16, sūryāsta 17:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2183-06-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2183-06-21","sa":"https://sa.vidhyamitra.com/city/perth/2183-06-21","hi":"https://hi.vidhyamitra.com/city/perth/2183-06-21","x-default":"https://vidhyamitra.com/city/perth/2183-06-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:37:41.795Z","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":"2026-05-31T11:37:41.795Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:37:41.795Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}