{"id":"vidhyamitra:city-day:perth:1819-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1819-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1819-01-07","date_display":"January 7, 1819 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":1819,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385441.770833,"kali_year":4920,"ahargana":1796976.2708,"sun":{"sidereal_longitude":264.9089,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":34.3018,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":129.393,"elapsed_within_tithi_degrees":9.393},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.3018,"elapsed_within_degrees":7.6352},"yoga":{"number":23,"name":"Śubha","sum_longitude":299.2107},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"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":1819,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2385441.770833,"ahargana":1796976.2708,"kali_year":4920,"ayanamsa_lahiri":21.3248,"grahas":{"sun":{"sidereal_longitude":264.64724,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":36.234339999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":2.0239},"mars":{"sidereal_longitude":253.24494000000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":269.45844,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":273.70144000000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":249.46224000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":324.18193999999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":7.5495,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.5495,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1819,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2385441.770833,"kali_year":4920,"ahargana":1796976.2708,"sun":{"sidereal_longitude":264.9089,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":34.3018,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":129.393,"elapsed_within_tithi_degrees":9.393},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.3018,"elapsed_within_degrees":7.6352},"yoga":{"number":23,"name":"Śubha","sum_longitude":299.2107},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.024,"elongation":129.393},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.024,"opposition_distance":50.607}},"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":"05:19","sunsetLocal":"19:27","solarNoonLocal":"12:23","dayLengthHours":14.141253384599509,"dayLengthDisplay":"14 Hours 08 Mins 29 Secs","nightLengthDisplay":"9 Hours 51 Mins 31 Secs","moonriseLocal":"15:58","moonsetLocal":"02:21","rahuKala":{"name":"Rāhu Kāla","start":"14:09","end":"15:55","startHours":14.148491244865266,"endHours":15.916147917940204,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:19","end":"07:05","startHours":5.310207879490572,"endHours":7.077864552565511,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:51","end":"10:37","startHours":8.84552122564045,"endHours":10.613177898715389,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:37","end":"09:05","startHours":8.609833669230458,"endHours":9.08120878205044,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:17","startHours":5.899426770515552,"endHours":6.276526860771539,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:51","startHours":11.909459458970344,"endHours":12.85220968461031,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:22","startHours":3.4247074282106373,"endHours":4.367457653850605,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:19","startHours":4.131770097440613,"endHours":5.310207879490572,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:41","startHours":14.737710135890243,"endHours":15.68046036153021,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.251461264090082,"endHours":19.65146126409008,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.45146126409008,"endHours":20.040680155115062,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.20146126409008,"endHours":20.95146126409008,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:51","startHours":23.909459458970343,"endHours":24.85220968461031,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:19","end":"07:05","startHours":5.310207879490572,"endHours":7.077864552565511,"quality":"auspicious"},{"name":"Roga","start":"07:05","end":"08:51","startHours":7.077864552565511,"endHours":8.84552122564045,"quality":"inauspicious"},{"name":"Udveg","start":"08:51","end":"10:37","startHours":8.84552122564045,"endHours":10.613177898715389,"quality":"inauspicious"},{"name":"Chala","start":"10:37","end":"12:23","startHours":10.613177898715389,"endHours":12.380834571790327,"quality":"neutral"},{"name":"Labha","start":"12:23","end":"14:09","startHours":12.380834571790327,"endHours":14.148491244865266,"quality":"auspicious"},{"name":"Amṛta","start":"14:09","end":"15:55","startHours":14.148491244865266,"endHours":15.916147917940204,"quality":"auspicious"},{"name":"Kāla","start":"15:55","end":"17:41","startHours":15.916147917940204,"endHours":17.683804591015143,"quality":"inauspicious"},{"name":"Śubha","start":"17:41","end":"19:27","startHours":17.683804591015143,"endHours":19.45146126409008,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:27","end":"20:41","startHours":19.45146126409008,"endHours":20.683804591015143,"quality":"auspicious"},{"name":"Kāla","start":"20:41","end":"21:55","startHours":20.683804591015143,"endHours":21.916147917940204,"quality":"inauspicious"},{"name":"Śubha","start":"21:55","end":"23:09","startHours":21.916147917940204,"endHours":23.148491244865266,"quality":"auspicious"},{"name":"Roga","start":"23:09","end":"00:23","startHours":23.148491244865266,"endHours":24.380834571790327,"quality":"inauspicious"},{"name":"Udveg","start":"00:23","end":"01:37","startHours":24.380834571790327,"endHours":25.61317789871539,"quality":"inauspicious"},{"name":"Chala","start":"01:37","end":"02:51","startHours":25.61317789871539,"endHours":26.84552122564045,"quality":"neutral"},{"name":"Labha","start":"02:51","end":"04:05","startHours":26.84552122564045,"endHours":28.07786455256551,"quality":"auspicious"},{"name":"Amṛta","start":"04:05","end":"05:19","startHours":28.07786455256551,"endHours":29.310207879490573,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:19","end":"06:19","startHours":5.310207879490572,"endHours":6.310207879490572,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:19","end":"07:19","startHours":6.310207879490572,"endHours":7.310207879490572,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:19","end":"08:19","startHours":7.310207879490572,"endHours":8.310207879490573,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:19","end":"09:19","startHours":8.310207879490573,"endHours":9.310207879490573,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:19","end":"10:19","startHours":9.310207879490573,"endHours":10.310207879490573,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:19","end":"11:19","startHours":10.310207879490573,"endHours":11.310207879490573,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:19","end":"12:19","startHours":11.310207879490573,"endHours":12.310207879490573,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:19","end":"13:19","startHours":12.310207879490573,"endHours":13.310207879490573,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:19","end":"14:19","startHours":13.310207879490573,"endHours":14.310207879490573,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:19","end":"15:19","startHours":14.310207879490573,"endHours":15.310207879490573,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:19","end":"16:19","startHours":15.310207879490573,"endHours":16.310207879490573,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:19","end":"17:19","startHours":16.310207879490573,"endHours":17.310207879490573,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:19","end":"18:19","startHours":17.310207879490573,"endHours":18.310207879490573,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:19","end":"19:19","startHours":18.310207879490573,"endHours":19.310207879490573,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:19","end":"20:19","startHours":19.310207879490573,"endHours":20.310207879490573,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:19","end":"21:19","startHours":20.310207879490573,"endHours":21.310207879490573,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:19","end":"22:19","startHours":21.310207879490573,"endHours":22.310207879490573,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:19","end":"23:19","startHours":22.310207879490573,"endHours":23.310207879490573,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:19","end":"00:19","startHours":23.310207879490573,"endHours":24.310207879490573,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:19","end":"01:19","startHours":24.310207879490573,"endHours":25.310207879490573,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:19","end":"02:19","startHours":25.310207879490573,"endHours":26.310207879490573,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:19","end":"03:19","startHours":26.310207879490573,"endHours":27.310207879490573,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:19","end":"04:19","startHours":27.310207879490573,"endHours":28.310207879490573,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:19","end":"05:19","startHours":28.310207879490573,"endHours":29.310207879490573,"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.481086321509487,"eotMinutes":-6.292074307419696,"ayanamsa":21.3248}},"calendars":{"vikram_samvat":1876,"vikram_samvatsara":"Nandana","saka_samvat":1741,"saka_samvatsara":"Pramāthi","bengali_samvat":1226,"malayalam_era":995,"nanakshahi_year":350,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ekādaśī · Vikram 1876 Nandana · Śaka 1741 Pramāthi"},"festivals":[{"id":"putrada-ekadashi","name":"Pauṣa Putradā Ekādaśī","name_sanskrit":"पौष पुत्रदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Ekādaśī granting putra-prāpti.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 January 7, 1819 CE · Perth, Australia · Vidhyamitra","description":"January 7, 1819 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 05:19, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1819-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1819-01-07","sa":"https://sa.vidhyamitra.com/city/perth/1819-01-07","hi":"https://hi.vidhyamitra.com/city/perth/1819-01-07","x-default":"https://vidhyamitra.com/city/perth/1819-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T16:38:42.742Z","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":"2026-06-05T16:38:42.742Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T16:38:42.742Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}