{"id":"vidhyamitra:city-day:perth:1850-06-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1850-06-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1850-06-18","date_display":"June 18, 1850 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":1850,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396926.770833,"kali_year":4952,"ahargana":1808461.2708,"sun":{"sidereal_longitude":64.7328,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":166.2949,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.5621,"elapsed_within_tithi_degrees":5.5621},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.2949,"elapsed_within_degrees":6.2949},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.0277},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1850,"month":6,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2396926.770833,"ahargana":1808461.2708,"kali_year":4952,"ayanamsa_lahiri":21.7641,"grahas":{"sun":{"sidereal_longitude":64.63462800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":168.47682800000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":3.3043},"mars":{"sidereal_longitude":119.58812799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":55.509028,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":145.42352800000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":94.06892800000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":359.230428,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":119.0189,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":299.0189,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1850,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396926.770833,"kali_year":4952,"ahargana":1808461.2708,"sun":{"sidereal_longitude":64.7328,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":166.2949,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.5621,"elapsed_within_tithi_degrees":5.5621},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.2949,"elapsed_within_degrees":6.2949},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.0277},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.304,"elongation":101.562},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.304,"opposition_distance":78.438}},"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":"17:19","solarNoonLocal":"12:17","dayLengthHours":10.061331087121083,"dayLengthDisplay":"10 Hours 03 Mins 41 Secs","nightLengthDisplay":"13 Hours 56 Mins 19 Secs","moonriseLocal":"13:00","moonsetLocal":"01:26","rahuKala":{"name":"Rāhu Kāla","start":"14:48","end":"16:04","startHours":14.804909999561934,"endHours":16.06257638545207,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:46","end":"11:02","startHours":9.774244456001393,"endHours":11.031910841891527,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:17","end":"13:33","startHours":12.289577227781663,"endHours":13.5472436136718,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.606555604549374,"endHours":9.94193330745341,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:41","end":"07:57","startHours":7.678133812851167,"endHours":7.946435975174396,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:37","startHours":11.954199524877627,"endHours":12.6249549306857,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:35","startHours":5.917400872604977,"endHours":6.58815627841305,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:25","end":"07:16","startHours":6.420467426961031,"endHours":7.258911684221122,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:38","startHours":13.966465742301843,"endHours":14.637221148109914,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.120242771342205,"endHours":17.520242771342204,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.320242771342205,"endHours":17.73946489997225,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.070242771342205,"endHours":18.820242771342205,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:37","startHours":23.954199524877627,"endHours":24.6249549306857,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:16","end":"08:31","startHours":7.258911684221122,"endHours":8.516578070111258,"quality":"inauspicious"},{"name":"Udveg","start":"08:31","end":"09:46","startHours":8.516578070111258,"endHours":9.774244456001393,"quality":"inauspicious"},{"name":"Chala","start":"09:46","end":"11:02","startHours":9.774244456001393,"endHours":11.031910841891527,"quality":"neutral"},{"name":"Labha","start":"11:02","end":"12:17","startHours":11.031910841891527,"endHours":12.289577227781663,"quality":"auspicious"},{"name":"Amṛta","start":"12:17","end":"13:33","startHours":12.289577227781663,"endHours":13.5472436136718,"quality":"auspicious"},{"name":"Kāla","start":"13:33","end":"14:48","startHours":13.5472436136718,"endHours":14.804909999561934,"quality":"inauspicious"},{"name":"Śubha","start":"14:48","end":"16:04","startHours":14.804909999561934,"endHours":16.06257638545207,"quality":"auspicious"},{"name":"Roga","start":"16:04","end":"17:19","startHours":16.06257638545207,"endHours":17.320242771342205,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:19","end":"19:04","startHours":17.320242771342205,"endHours":19.06257638545207,"quality":"inauspicious"},{"name":"Śubha","start":"19:04","end":"20:48","startHours":19.06257638545207,"endHours":20.804909999561936,"quality":"auspicious"},{"name":"Roga","start":"20:48","end":"22:33","startHours":20.804909999561936,"endHours":22.5472436136718,"quality":"inauspicious"},{"name":"Udveg","start":"22:33","end":"00:17","startHours":22.5472436136718,"endHours":24.289577227781663,"quality":"inauspicious"},{"name":"Chala","start":"00:17","end":"02:02","startHours":24.289577227781663,"endHours":26.031910841891527,"quality":"neutral"},{"name":"Labha","start":"02:02","end":"03:46","startHours":26.031910841891527,"endHours":27.77424445600139,"quality":"auspicious"},{"name":"Amṛta","start":"03:46","end":"05:31","startHours":27.77424445600139,"endHours":29.516578070111258,"quality":"auspicious"},{"name":"Kāla","start":"05:31","end":"07:16","startHours":29.516578070111258,"endHours":31.258911684221122,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:16","end":"08:16","startHours":7.258911684221122,"endHours":8.258911684221122,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:16","end":"09:16","startHours":8.258911684221122,"endHours":9.258911684221122,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:16","end":"10:16","startHours":9.258911684221122,"endHours":10.258911684221122,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:16","end":"11:16","startHours":10.258911684221122,"endHours":11.258911684221122,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:16","end":"12:16","startHours":11.258911684221122,"endHours":12.258911684221122,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:16","end":"13:16","startHours":12.258911684221122,"endHours":13.258911684221122,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:16","end":"14:16","startHours":13.258911684221122,"endHours":14.258911684221122,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:16","end":"15:16","startHours":14.258911684221122,"endHours":15.258911684221122,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:16","end":"16:16","startHours":15.258911684221122,"endHours":16.258911684221122,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:16","end":"17:16","startHours":16.258911684221122,"endHours":17.258911684221122,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:16","end":"18:16","startHours":17.258911684221122,"endHours":18.258911684221122,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:16","end":"19:16","startHours":18.258911684221122,"endHours":19.258911684221122,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:16","end":"20:16","startHours":19.258911684221122,"endHours":20.258911684221122,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:16","end":"21:16","startHours":20.258911684221122,"endHours":21.258911684221122,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:16","end":"22:16","startHours":21.258911684221122,"endHours":22.258911684221122,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:16","end":"23:16","startHours":22.258911684221122,"endHours":23.258911684221122,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:16","end":"00:16","startHours":23.258911684221122,"endHours":24.258911684221122,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:16","end":"01:16","startHours":24.258911684221122,"endHours":25.258911684221122,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:16","end":"02:16","startHours":25.258911684221122,"endHours":26.258911684221122,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:16","end":"03:16","startHours":26.258911684221122,"endHours":27.258911684221122,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:16","end":"04:16","startHours":27.258911684221122,"endHours":28.258911684221122,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:16","end":"05:16","startHours":28.258911684221122,"endHours":29.258911684221122,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:16","end":"06:16","startHours":29.258911684221122,"endHours":30.258911684221122,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:16","end":"07:16","startHours":30.258911684221122,"endHours":31.258911684221122,"planetary_lord":"Saturn"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.387463437394818,"eotMinutes":-0.8166336668997627,"ayanamsa":21.7641}},"calendars":{"vikram_samvat":1907,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1772,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1257,"malayalam_era":1026,"nanakshahi_year":381,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Navamī · Vikram 1907 Rudhirodgāri · Śaka 1772 Sādhāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 June 18, 1850 CE · Perth, Australia · Vidhyamitra","description":"June 18, 1850 CE for Perth, Australia: Śukla Navamī, sūryodaya 07:16, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1850-06-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1850-06-18","sa":"https://sa.vidhyamitra.com/city/perth/1850-06-18","hi":"https://hi.vidhyamitra.com/city/perth/1850-06-18","x-default":"https://vidhyamitra.com/city/perth/1850-06-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T22:39:00.829Z","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":"2026-06-02T22:39:00.829Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T22:39:00.829Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}