{"id":"vidhyamitra:city-day:perth:1862-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1862-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1862-07-31","date_display":"July 31, 1862 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":1862,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2401352.770833,"kali_year":4964,"ahargana":1812887.2708,"sun":{"sidereal_longitude":105.3801,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":156.5244,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":51.1443,"elapsed_within_tithi_degrees":3.1443},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.5244,"elapsed_within_degrees":9.8577},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.9045},"karana":{"half_tithi_index":8,"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":1862,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2401352.770833,"ahargana":1812887.2708,"kali_year":4964,"ayanamsa_lahiri":21.9333,"grahas":{"sun":{"sidereal_longitude":105.59052300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":155.35222299999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":-4.4972},"mars":{"sidereal_longitude":352.017023,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":89.308223,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":154.90612299999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":74.43192299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":149.06652299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":244.5082,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":64.5082,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"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":1862,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2401352.770833,"kali_year":4964,"ahargana":1812887.2708,"sun":{"sidereal_longitude":105.3801,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":156.5244,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":51.1443,"elapsed_within_tithi_degrees":3.1443},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.5244,"elapsed_within_degrees":9.8577},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.9045},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.497,"elongation":51.144},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.497,"opposition_distance":128.856}},"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":"07:06","sunsetLocal":"17:39","solarNoonLocal":"12:23","dayLengthHours":10.545386120498044,"dayLengthDisplay":"10 Hours 32 Mins 43 Secs","nightLengthDisplay":"13 Hours 27 Mins 17 Secs","moonriseLocal":"09:42","moonsetLocal":"21:42","rahuKala":{"name":"Rāhu Kāla","start":"13:42","end":"15:01","startHours":13.695329506934769,"endHours":15.013502771997024,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:06","end":"08:25","startHours":7.10446318162349,"endHours":8.422636446685747,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:44","end":"11:04","startHours":9.740809711748001,"endHours":11.058982976810256,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:55","startHours":9.565053276406367,"endHours":9.916566147089636,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:50","startHours":7.543854269977576,"endHours":7.8250645665241905,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:44","startHours":12.025643371189245,"endHours":12.72866911255578,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:24","startHours":5.698411698890418,"endHours":6.401437440256954,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:14","end":"07:06","startHours":6.22568100491532,"endHours":7.10446318162349,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:50","startHours":14.134720595288854,"endHours":14.83774633665539,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:27","end":"17:51","startHours":17.449849302121535,"endHours":17.849849302121534,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:39","end":"18:05","startHours":17.649849302121535,"endHours":18.08924039047562,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:24","end":"19:09","startHours":17.399849302121535,"endHours":19.149849302121535,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:44","startHours":24.025643371189243,"endHours":24.72866911255578,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:06","end":"08:25","startHours":7.10446318162349,"endHours":8.422636446685747,"quality":"auspicious"},{"name":"Roga","start":"08:25","end":"09:44","startHours":8.422636446685747,"endHours":9.740809711748001,"quality":"inauspicious"},{"name":"Udveg","start":"09:44","end":"11:04","startHours":9.740809711748001,"endHours":11.058982976810256,"quality":"inauspicious"},{"name":"Chala","start":"11:04","end":"12:23","startHours":11.058982976810256,"endHours":12.377156241872513,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"13:42","startHours":12.377156241872513,"endHours":13.695329506934769,"quality":"auspicious"},{"name":"Amṛta","start":"13:42","end":"15:01","startHours":13.695329506934769,"endHours":15.013502771997024,"quality":"auspicious"},{"name":"Kāla","start":"15:01","end":"16:20","startHours":15.013502771997024,"endHours":16.331676037059278,"quality":"inauspicious"},{"name":"Śubha","start":"16:20","end":"17:39","startHours":16.331676037059278,"endHours":17.649849302121535,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:39","end":"19:20","startHours":17.649849302121535,"endHours":19.331676037059278,"quality":"auspicious"},{"name":"Kāla","start":"19:20","end":"21:01","startHours":19.331676037059278,"endHours":21.013502771997025,"quality":"inauspicious"},{"name":"Śubha","start":"21:01","end":"22:42","startHours":21.013502771997025,"endHours":22.69532950693477,"quality":"auspicious"},{"name":"Roga","start":"22:42","end":"00:23","startHours":22.69532950693477,"endHours":24.377156241872513,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"02:04","startHours":24.377156241872513,"endHours":26.058982976810256,"quality":"inauspicious"},{"name":"Chala","start":"02:04","end":"03:44","startHours":26.058982976810256,"endHours":27.740809711748,"quality":"neutral"},{"name":"Labha","start":"03:44","end":"05:25","startHours":27.740809711748,"endHours":29.422636446685747,"quality":"auspicious"},{"name":"Amṛta","start":"05:25","end":"07:06","startHours":29.422636446685747,"endHours":31.10446318162349,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.10446318162349,"endHours":8.10446318162349,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.10446318162349,"endHours":9.10446318162349,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.10446318162349,"endHours":10.10446318162349,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.10446318162349,"endHours":11.10446318162349,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.10446318162349,"endHours":12.10446318162349,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.10446318162349,"endHours":13.10446318162349,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.10446318162349,"endHours":14.10446318162349,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.10446318162349,"endHours":15.10446318162349,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.10446318162349,"endHours":16.10446318162349,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.10446318162349,"endHours":17.10446318162349,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.10446318162349,"endHours":18.10446318162349,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.10446318162349,"endHours":19.10446318162349,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.10446318162349,"endHours":20.10446318162349,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.10446318162349,"endHours":21.10446318162349,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.10446318162349,"endHours":22.10446318162349,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.10446318162349,"endHours":23.10446318162349,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.10446318162349,"endHours":24.10446318162349,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.10446318162349,"endHours":25.10446318162349,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.10446318162349,"endHours":26.10446318162349,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.10446318162349,"endHours":27.10446318162349,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.10446318162349,"endHours":28.10446318162349,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.10446318162349,"endHours":29.10446318162349,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.10446318162349,"endHours":30.10446318162349,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.10446318162349,"endHours":31.10446318162349,"planetary_lord":"Moon"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.387479457432608,"eotMinutes":-6.071374512350812,"ayanamsa":21.9333}},"calendars":{"vikram_samvat":1919,"vikram_samvatsara":"Yuva","saka_samvat":1784,"saka_samvatsara":"Dundubhi","bengali_samvat":1269,"malayalam_era":1038,"nanakshahi_year":393,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pañcamī · Vikram 1919 Yuva · Śaka 1784 Dundubhi"},"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 31, 1862 CE · Perth, Australia · Vidhyamitra","description":"July 31, 1862 CE for Perth, Australia: Śukla Pañcamī, sūryodaya 07:06, sūryāsta 17:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1862-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1862-07-31","sa":"https://sa.vidhyamitra.com/city/perth/1862-07-31","hi":"https://hi.vidhyamitra.com/city/perth/1862-07-31","x-default":"https://vidhyamitra.com/city/perth/1862-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:50:59.590Z","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":"2026-06-02T15:50:59.590Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:50:59.590Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}