{"id":"vidhyamitra:city-day:perth:1852-10-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1852-10-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1852-10-04","date_display":"October 4, 1852 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":1852,"month":10,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397765.770833,"kali_year":4954,"ahargana":1809300.2708,"sun":{"sidereal_longitude":168.781,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":55.7704,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.9894,"elapsed_within_tithi_degrees":6.9894},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.7704,"elapsed_within_degrees":2.4371},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.5514},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1852,"month":10,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2397765.770833,"ahargana":1809300.2708,"kali_year":4954,"ayanamsa_lahiri":21.7961,"grahas":{"sun":{"sidereal_longitude":169.16897199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":52.19617199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":-1.4484},"mars":{"sidereal_longitude":201.37537199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":160.49467200000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":213.06767200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":125.05717199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":26.746072000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":74.5647,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":254.5647,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1852,"month":10,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397765.770833,"kali_year":4954,"ahargana":1809300.2708,"sun":{"sidereal_longitude":168.781,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":55.7704,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.9894,"elapsed_within_tithi_degrees":6.9894},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.7704,"elapsed_within_degrees":2.4371},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.5514},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.448,"elongation":113.011},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.448,"opposition_distance":66.989}},"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":"05:50","sunsetLocal":"18:19","solarNoonLocal":"12:04","dayLengthHours":12.493093258093367,"dayLengthDisplay":"12 Hours 29 Mins 35 Secs","nightLengthDisplay":"11 Hours 30 Mins 25 Secs","moonriseLocal":"23:13","moonsetLocal":"09:20","rahuKala":{"name":"Rāhu Kāla","start":"07:23","end":"08:57","startHours":7.389438975086816,"endHours":8.951075632348488,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:31","end":"12:04","startHours":10.512712289610157,"endHours":12.07434894687183,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:38","end":"15:12","startHours":13.635985604133499,"endHours":15.197622261395171,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:45","end":"09:10","startHours":8.742857411380264,"endHours":9.15929385331671,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:41","startHours":6.348347870245702,"endHours":6.681497023794858,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:29","startHours":11.657912504935384,"endHours":12.490785388808275,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"05:00","startHours":4.162056550079363,"endHours":4.994929433952254,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:47","end":"05:50","startHours":4.786711212984031,"endHours":5.827802317825145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:59","startHours":14.156531156554056,"endHours":14.989404040426948,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.120895575918514,"endHours":18.520895575918512,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:50","startHours":18.320895575918513,"endHours":18.84144112833907,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.070895575918513,"endHours":19.820895575918513,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:29","startHours":23.657912504935386,"endHours":24.490785388808273,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:50","end":"07:23","startHours":5.827802317825145,"endHours":7.389438975086816,"quality":"auspicious"},{"name":"Kāla","start":"07:23","end":"08:57","startHours":7.389438975086816,"endHours":8.951075632348488,"quality":"inauspicious"},{"name":"Śubha","start":"08:57","end":"10:31","startHours":8.951075632348488,"endHours":10.512712289610157,"quality":"auspicious"},{"name":"Roga","start":"10:31","end":"12:04","startHours":10.512712289610157,"endHours":12.07434894687183,"quality":"inauspicious"},{"name":"Udveg","start":"12:04","end":"13:38","startHours":12.07434894687183,"endHours":13.635985604133499,"quality":"inauspicious"},{"name":"Chala","start":"13:38","end":"15:12","startHours":13.635985604133499,"endHours":15.197622261395171,"quality":"neutral"},{"name":"Labha","start":"15:12","end":"16:46","startHours":15.197622261395171,"endHours":16.75925891865684,"quality":"auspicious"},{"name":"Amṛta","start":"16:46","end":"18:19","startHours":16.75925891865684,"endHours":18.320895575918513,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:19","end":"19:46","startHours":18.320895575918513,"endHours":19.75925891865684,"quality":"neutral"},{"name":"Labha","start":"19:46","end":"21:12","startHours":19.75925891865684,"endHours":21.19762226139517,"quality":"auspicious"},{"name":"Amṛta","start":"21:12","end":"22:38","startHours":21.19762226139517,"endHours":22.635985604133502,"quality":"auspicious"},{"name":"Kāla","start":"22:38","end":"00:04","startHours":22.635985604133502,"endHours":24.07434894687183,"quality":"inauspicious"},{"name":"Śubha","start":"00:04","end":"01:31","startHours":24.07434894687183,"endHours":25.512712289610157,"quality":"auspicious"},{"name":"Roga","start":"01:31","end":"02:57","startHours":25.512712289610157,"endHours":26.951075632348488,"quality":"inauspicious"},{"name":"Udveg","start":"02:57","end":"04:23","startHours":26.951075632348488,"endHours":28.38943897508682,"quality":"inauspicious"},{"name":"Chala","start":"04:23","end":"05:50","startHours":28.38943897508682,"endHours":29.827802317825146,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:50","end":"06:50","startHours":5.827802317825145,"endHours":6.827802317825145,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:50","end":"07:50","startHours":6.827802317825145,"endHours":7.827802317825145,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:50","end":"08:50","startHours":7.827802317825145,"endHours":8.827802317825146,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:50","end":"09:50","startHours":8.827802317825146,"endHours":9.827802317825146,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:50","end":"10:50","startHours":9.827802317825146,"endHours":10.827802317825146,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:50","end":"11:50","startHours":10.827802317825146,"endHours":11.827802317825146,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:50","end":"12:50","startHours":11.827802317825146,"endHours":12.827802317825146,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:50","end":"13:50","startHours":12.827802317825146,"endHours":13.827802317825146,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:50","end":"14:50","startHours":13.827802317825146,"endHours":14.827802317825146,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:50","end":"15:50","startHours":14.827802317825146,"endHours":15.827802317825146,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:50","end":"16:50","startHours":15.827802317825146,"endHours":16.827802317825146,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:50","end":"17:50","startHours":16.827802317825146,"endHours":17.827802317825146,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:50","end":"18:50","startHours":17.827802317825146,"endHours":18.827802317825146,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:50","end":"19:50","startHours":18.827802317825146,"endHours":19.827802317825146,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:50","end":"20:50","startHours":19.827802317825146,"endHours":20.827802317825146,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:50","end":"21:50","startHours":20.827802317825146,"endHours":21.827802317825146,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:50","end":"22:50","startHours":21.827802317825146,"endHours":22.827802317825146,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:50","end":"23:50","startHours":22.827802317825146,"endHours":23.827802317825146,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:50","end":"00:50","startHours":23.827802317825146,"endHours":24.827802317825146,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:50","end":"01:50","startHours":24.827802317825146,"endHours":25.827802317825146,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:50","end":"02:50","startHours":25.827802317825146,"endHours":26.827802317825146,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:50","end":"03:50","startHours":26.827802317825146,"endHours":27.827802317825146,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:50","end":"04:50","startHours":27.827802317825146,"endHours":28.827802317825146,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:50","end":"05:50","startHours":28.827802317825146,"endHours":29.827802317825146,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-4.338737924460562,"eotMinutes":12.09706318769023,"ayanamsa":21.7961}},"calendars":{"vikram_samvat":1909,"vikram_samvatsara":"Krodhana","saka_samvat":1774,"saka_samvatsara":"Paridhāvi","bengali_samvat":1259,"malayalam_era":1028,"nanakshahi_year":383,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ṣaṣṭhī · Vikram 1909 Krodhana · Śaka 1774 Paridhāvi"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 October 4, 1852 CE · Perth, Australia · Vidhyamitra","description":"October 4, 1852 CE for Perth, Australia: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:50, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1852-10-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1852-10-04","sa":"https://sa.vidhyamitra.com/city/perth/1852-10-04","hi":"https://hi.vidhyamitra.com/city/perth/1852-10-04","x-default":"https://vidhyamitra.com/city/perth/1852-10-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T07:03:18.115Z","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":"2026-06-03T07:03:18.115Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T07:03:18.115Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}