{"id":"vidhyamitra:city-day:perth:1850-09-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1850-09-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1850-09-23","date_display":"September 23, 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":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397023.770833,"kali_year":4952,"ahargana":1808558.2708,"sun":{"sidereal_longitude":157.4952,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":355.6404,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.1451,"elapsed_within_tithi_degrees":6.1451},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.6404,"elapsed_within_degrees":8.9737},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.1356},"karana":{"half_tithi_index":33,"name":"Gara"},"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":1850,"month":9,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2397023.770833,"ahargana":1808558.2708,"kali_year":4952,"ayanamsa_lahiri":21.7678,"grahas":{"sun":{"sidereal_longitude":157.876122,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":355.265222,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-3.9635},"mars":{"sidereal_longitude":180.340822,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":183.89072199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":162.84832200000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":206.12942199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":358.979122,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":113.8794,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.8794,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1850,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2397023.770833,"kali_year":4952,"ahargana":1808558.2708,"sun":{"sidereal_longitude":157.4952,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":355.6404,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.1451,"elapsed_within_tithi_degrees":6.1451},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.6404,"elapsed_within_degrees":8.9737},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.1356},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.964,"elongation":161.855},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.964,"opposition_distance":18.145}},"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":"06:05","sunsetLocal":"18:12","solarNoonLocal":"12:08","dayLengthHours":12.119120611643261,"dayLengthDisplay":"12 Hours 07 Mins 09 Secs","nightLengthDisplay":"11 Hours 52 Mins 51 Secs","moonriseLocal":"19:32","moonsetLocal":"07:04","rahuKala":{"name":"Rāhu Kāla","start":"07:35","end":"09:06","startHours":7.59069587063769,"endHours":9.105585947093097,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:08","startHours":10.620476023548505,"endHours":12.135366100003914,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:39","end":"15:10","startHours":13.65025617645932,"endHours":15.165146252914727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.90360060356571,"endHours":9.307571290620485,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:54","startHours":6.580769153000752,"endHours":6.903945702644572,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:32","startHours":11.731395412949139,"endHours":12.539336787058689,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:16","startHours":4.459923045963182,"endHours":5.267864420072732,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:05","startHours":5.065879076545344,"endHours":6.0758057941822825,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:58","startHours":14.15521953527779,"endHours":14.96316090938734,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:00","end":"18:24","startHours":17.994926405825545,"endHours":18.394926405825544,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:12","end":"18:42","startHours":18.194926405825544,"endHours":18.699889764644013,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:57","end":"19:42","startHours":17.944926405825544,"endHours":19.694926405825544,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:32","startHours":23.731395412949137,"endHours":24.53933678705869,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:05","end":"07:35","startHours":6.0758057941822825,"endHours":7.59069587063769,"quality":"auspicious"},{"name":"Kāla","start":"07:35","end":"09:06","startHours":7.59069587063769,"endHours":9.105585947093097,"quality":"inauspicious"},{"name":"Śubha","start":"09:06","end":"10:37","startHours":9.105585947093097,"endHours":10.620476023548505,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:08","startHours":10.620476023548505,"endHours":12.135366100003914,"quality":"inauspicious"},{"name":"Udveg","start":"12:08","end":"13:39","startHours":12.135366100003914,"endHours":13.65025617645932,"quality":"inauspicious"},{"name":"Chala","start":"13:39","end":"15:10","startHours":13.65025617645932,"endHours":15.165146252914727,"quality":"neutral"},{"name":"Labha","start":"15:10","end":"16:41","startHours":15.165146252914727,"endHours":16.680036329370136,"quality":"auspicious"},{"name":"Amṛta","start":"16:41","end":"18:12","startHours":16.680036329370136,"endHours":18.194926405825544,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:12","end":"19:41","startHours":18.194926405825544,"endHours":19.680036329370136,"quality":"neutral"},{"name":"Labha","start":"19:41","end":"21:10","startHours":19.680036329370136,"endHours":21.16514625291473,"quality":"auspicious"},{"name":"Amṛta","start":"21:10","end":"22:39","startHours":21.16514625291473,"endHours":22.650256176459322,"quality":"auspicious"},{"name":"Kāla","start":"22:39","end":"00:08","startHours":22.650256176459322,"endHours":24.135366100003914,"quality":"inauspicious"},{"name":"Śubha","start":"00:08","end":"01:37","startHours":24.135366100003914,"endHours":25.620476023548505,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:06","startHours":25.620476023548505,"endHours":27.105585947093097,"quality":"inauspicious"},{"name":"Udveg","start":"03:06","end":"04:35","startHours":27.105585947093097,"endHours":28.590695870637692,"quality":"inauspicious"},{"name":"Chala","start":"04:35","end":"06:05","startHours":28.590695870637692,"endHours":30.075805794182283,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.0758057941822825,"endHours":7.0758057941822825,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.0758057941822825,"endHours":8.075805794182283,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.075805794182283,"endHours":9.075805794182283,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.075805794182283,"endHours":10.075805794182283,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.075805794182283,"endHours":11.075805794182283,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.075805794182283,"endHours":12.075805794182283,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.075805794182283,"endHours":13.075805794182283,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.075805794182283,"endHours":14.075805794182283,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.075805794182283,"endHours":15.075805794182283,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.075805794182283,"endHours":16.075805794182283,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.075805794182283,"endHours":17.075805794182283,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.075805794182283,"endHours":18.075805794182283,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.075805794182283,"endHours":19.075805794182283,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.075805794182283,"endHours":20.075805794182283,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.075805794182283,"endHours":21.075805794182283,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.075805794182283,"endHours":22.075805794182283,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.075805794182283,"endHours":23.075805794182283,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.075805794182283,"endHours":24.075805794182283,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.075805794182283,"endHours":25.075805794182283,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.075805794182283,"endHours":26.075805794182283,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.075805794182283,"endHours":27.075805794182283,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.075805794182283,"endHours":28.075805794182283,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.075805794182283,"endHours":29.075805794182283,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.075805794182283,"endHours":30.075805794182283,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.1416230118683757,"eotMinutes":8.436033999765183,"ayanamsa":21.7678}},"calendars":{"vikram_samvat":1907,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1772,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1257,"malayalam_era":1026,"nanakshahi_year":381,"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 Dvitīyā · Vikram 1907 Rudhirodgāri · Śaka 1772 Sādhāraṇa"},"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 September 23, 1850 CE · Perth, Australia · Vidhyamitra","description":"September 23, 1850 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 06:05, sūryāsta 18:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1850-09-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1850-09-23","sa":"https://sa.vidhyamitra.com/city/perth/1850-09-23","hi":"https://hi.vidhyamitra.com/city/perth/1850-09-23","x-default":"https://vidhyamitra.com/city/perth/1850-09-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:37:22.178Z","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":"2026-06-03T03:37:22.178Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:37:22.178Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}