{"id":"vidhyamitra:city-day:perth:1834-07-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1834-07-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1834-07-17","date_display":"July 17, 1834 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":1834,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2391111.770833,"kali_year":4936,"ahargana":1802646.2708,"sun":{"sidereal_longitude":92.3235,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":226.1542,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.8307,"elapsed_within_tithi_degrees":1.8307},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.1542,"elapsed_within_degrees":12.8209},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.4777},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1834,"month":7,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2391111.770833,"ahargana":1802646.2708,"kali_year":4936,"ayanamsa_lahiri":21.5417,"grahas":{"sun":{"sidereal_longitude":92.38260400000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":225.80240400000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":1.6091},"mars":{"sidereal_longitude":31.233503999999982,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":118.80800399999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":43.753304000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":128.05960399999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":165.469204,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":67.1256,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":247.1256,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"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":1834,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2391111.770833,"kali_year":4936,"ahargana":1802646.2708,"sun":{"sidereal_longitude":92.3235,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":226.1542,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.8307,"elapsed_within_tithi_degrees":1.8307},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.1542,"elapsed_within_degrees":12.8209},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.4777},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.609,"elongation":133.831},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.609,"opposition_distance":46.169}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":1.26,"elongation":1.078}]},"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":"07:14","sunsetLocal":"17:30","solarNoonLocal":"12:22","dayLengthHours":10.266250145091703,"dayLengthDisplay":"10 Hours 15 Mins 59 Secs","nightLengthDisplay":"13 Hours 44 Mins 01 Secs","moonriseLocal":"14:16","moonsetLocal":"04:16","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"14:56","startHours":13.655474316458108,"endHours":14.93875558459457,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:14","end":"08:31","startHours":7.239067975775792,"endHours":8.522349243912256,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:48","end":"11:05","startHours":9.805630512048719,"endHours":11.088911780185182,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:59","startHours":9.634526342963856,"endHours":9.97673468113358,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.666828398487946,"endHours":7.9405950690237255,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:43","startHours":12.029984710151922,"endHours":12.714401386491367,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.8702346230968985,"endHours":6.554651299436345,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.3835471303514835,"endHours":7.239067975775792,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:46","startHours":14.083234739170262,"endHours":14.76765141550971,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:18","end":"17:42","startHours":17.305318120867497,"endHours":17.705318120867496,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:30","end":"17:56","startHours":17.505318120867496,"endHours":17.93307854357965,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:15","end":"19:00","startHours":17.255318120867496,"endHours":19.005318120867496,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:43","startHours":24.029984710151922,"endHours":24.714401386491367,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:14","end":"08:31","startHours":7.239067975775792,"endHours":8.522349243912256,"quality":"auspicious"},{"name":"Roga","start":"08:31","end":"09:48","startHours":8.522349243912256,"endHours":9.805630512048719,"quality":"inauspicious"},{"name":"Udveg","start":"09:48","end":"11:05","startHours":9.805630512048719,"endHours":11.088911780185182,"quality":"inauspicious"},{"name":"Chala","start":"11:05","end":"12:22","startHours":11.088911780185182,"endHours":12.372193048321645,"quality":"neutral"},{"name":"Labha","start":"12:22","end":"13:39","startHours":12.372193048321645,"endHours":13.655474316458108,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"14:56","startHours":13.655474316458108,"endHours":14.93875558459457,"quality":"auspicious"},{"name":"Kāla","start":"14:56","end":"16:13","startHours":14.93875558459457,"endHours":16.222036852731033,"quality":"inauspicious"},{"name":"Śubha","start":"16:13","end":"17:30","startHours":16.222036852731033,"endHours":17.505318120867496,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:30","end":"19:13","startHours":17.505318120867496,"endHours":19.222036852731033,"quality":"auspicious"},{"name":"Kāla","start":"19:13","end":"20:56","startHours":19.222036852731033,"endHours":20.93875558459457,"quality":"inauspicious"},{"name":"Śubha","start":"20:56","end":"22:39","startHours":20.93875558459457,"endHours":22.655474316458108,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"00:22","startHours":22.655474316458108,"endHours":24.372193048321645,"quality":"inauspicious"},{"name":"Udveg","start":"00:22","end":"02:05","startHours":24.372193048321645,"endHours":26.08891178018518,"quality":"inauspicious"},{"name":"Chala","start":"02:05","end":"03:48","startHours":26.08891178018518,"endHours":27.80563051204872,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:31","startHours":27.80563051204872,"endHours":29.522349243912256,"quality":"auspicious"},{"name":"Amṛta","start":"05:31","end":"07:14","startHours":29.522349243912256,"endHours":31.239067975775793,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.239067975775792,"endHours":8.239067975775793,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.239067975775793,"endHours":9.239067975775793,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.239067975775793,"endHours":10.239067975775793,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.239067975775793,"endHours":11.239067975775793,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.239067975775793,"endHours":12.239067975775793,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.239067975775793,"endHours":13.239067975775793,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.239067975775793,"endHours":14.239067975775793,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.239067975775793,"endHours":15.239067975775793,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.239067975775793,"endHours":16.239067975775793,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.239067975775793,"endHours":17.239067975775793,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.239067975775793,"endHours":18.239067975775793,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.239067975775793,"endHours":19.239067975775793,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.239067975775793,"endHours":20.239067975775793,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.239067975775793,"endHours":21.239067975775793,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.239067975775793,"endHours":22.239067975775793,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.239067975775793,"endHours":23.239067975775793,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.239067975775793,"endHours":24.239067975775793,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.239067975775793,"endHours":25.239067975775793,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.239067975775793,"endHours":26.239067975775793,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.239067975775793,"endHours":27.239067975775793,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.239067975775793,"endHours":28.239067975775793,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.239067975775793,"endHours":29.239067975775793,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.239067975775793,"endHours":30.239067975775793,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.239067975775793,"endHours":31.239067975775793,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.31899506437086,"eotMinutes":-5.773582899298716,"ayanamsa":21.5417}},"calendars":{"vikram_samvat":1891,"vikram_samvatsara":"Plavaṅga","saka_samvat":1756,"saka_samvatsara":"Jaya","bengali_samvat":1241,"malayalam_era":1010,"nanakshahi_year":365,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Dvādaśī · Vikram 1891 Plavaṅga · Śaka 1756 Jaya"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 July 17, 1834 CE · Perth, Australia · Vidhyamitra","description":"July 17, 1834 CE for Perth, Australia: Śukla Dvādaśī, sūryodaya 07:14, sūryāsta 17:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1834-07-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1834-07-17","sa":"https://sa.vidhyamitra.com/city/perth/1834-07-17","hi":"https://hi.vidhyamitra.com/city/perth/1834-07-17","x-default":"https://vidhyamitra.com/city/perth/1834-07-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T20:14:21.275Z","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":"2026-06-03T20:14:21.275Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T20:14:21.275Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}