{"id":"vidhyamitra:city-day:perth:1905-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1905-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1905-12-07","date_display":"December 7, 1905 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":1905,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417186.770833,"kali_year":5007,"ahargana":1828721.2708,"sun":{"sidereal_longitude":231.5195,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":355.3708,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.8514,"elapsed_within_tithi_degrees":3.8514},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.3708,"elapsed_within_degrees":8.7042},"yoga":{"number":18,"name":"Varīyān","sum_longitude":226.8903},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":1905,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417186.770833,"ahargana":1828721.2708,"kali_year":5007,"ayanamsa_lahiri":22.5389,"grahas":{"sun":{"sidereal_longitude":231.74344700000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":357.549247,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-3.4368},"mars":{"sidereal_longitude":293.1108469999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":250.17834700000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":38.490047000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":216.47994700000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":306.09854700000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":125.5466,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.5466,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1905,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417186.770833,"kali_year":5007,"ahargana":1828721.2708,"sun":{"sidereal_longitude":231.5195,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":355.3708,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.8514,"elapsed_within_tithi_degrees":3.8514},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.3708,"elapsed_within_degrees":8.7042},"yoga":{"number":18,"name":"Varīyān","sum_longitude":226.8903},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.437,"elongation":123.851},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.437,"opposition_distance":56.149}},"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":"05:05","sunsetLocal":"19:13","solarNoonLocal":"12:09","dayLengthHours":14.14431650912373,"dayLengthDisplay":"14 Hours 08 Mins 40 Secs","nightLengthDisplay":"9 Hours 51 Mins 20 Secs","moonriseLocal":"14:49","moonsetLocal":"02:15","rahuKala":{"name":"Rāhu Kāla","start":"13:55","end":"15:41","startHours":13.915277954918178,"endHours":15.683317518558646,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:05","end":"06:51","startHours":5.075080136715848,"endHours":6.843119700356315,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:37","end":"10:23","startHours":8.61115926399678,"endHours":10.379198827637246,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:51","startHours":8.375420655511386,"endHours":8.846897872482176,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:02","startHours":5.6644266579293365,"endHours":6.04160843150597,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:37","startHours":11.67576117430692,"endHours":12.618715608248504,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.189171268832684,"endHours":4.132125702774267,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.8963870942888708,"endHours":5.075080136715848,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:27","startHours":14.504624476131667,"endHours":15.447578910073249,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.019396645839578,"endHours":19.419396645839576,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:49","startHours":19.219396645839577,"endHours":19.808743167053066,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.969396645839577,"endHours":20.719396645839577,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:37","startHours":23.67576117430692,"endHours":24.6187156082485,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:05","end":"06:51","startHours":5.075080136715848,"endHours":6.843119700356315,"quality":"auspicious"},{"name":"Roga","start":"06:51","end":"08:37","startHours":6.843119700356315,"endHours":8.61115926399678,"quality":"inauspicious"},{"name":"Udveg","start":"08:37","end":"10:23","startHours":8.61115926399678,"endHours":10.379198827637246,"quality":"inauspicious"},{"name":"Chala","start":"10:23","end":"12:09","startHours":10.379198827637246,"endHours":12.147238391277714,"quality":"neutral"},{"name":"Labha","start":"12:09","end":"13:55","startHours":12.147238391277714,"endHours":13.915277954918178,"quality":"auspicious"},{"name":"Amṛta","start":"13:55","end":"15:41","startHours":13.915277954918178,"endHours":15.683317518558646,"quality":"auspicious"},{"name":"Kāla","start":"15:41","end":"17:27","startHours":15.683317518558646,"endHours":17.451357082199113,"quality":"inauspicious"},{"name":"Śubha","start":"17:27","end":"19:13","startHours":17.451357082199113,"endHours":19.219396645839577,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:13","end":"20:27","startHours":19.219396645839577,"endHours":20.45135708219911,"quality":"auspicious"},{"name":"Kāla","start":"20:27","end":"21:41","startHours":20.45135708219911,"endHours":21.683317518558646,"quality":"inauspicious"},{"name":"Śubha","start":"21:41","end":"22:55","startHours":21.683317518558646,"endHours":22.915277954918178,"quality":"auspicious"},{"name":"Roga","start":"22:55","end":"00:09","startHours":22.915277954918178,"endHours":24.14723839127771,"quality":"inauspicious"},{"name":"Udveg","start":"00:09","end":"01:23","startHours":24.14723839127771,"endHours":25.379198827637246,"quality":"inauspicious"},{"name":"Chala","start":"01:23","end":"02:37","startHours":25.379198827637246,"endHours":26.61115926399678,"quality":"neutral"},{"name":"Labha","start":"02:37","end":"03:51","startHours":26.61115926399678,"endHours":27.84311970035631,"quality":"auspicious"},{"name":"Amṛta","start":"03:51","end":"05:05","startHours":27.84311970035631,"endHours":29.075080136715847,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.075080136715848,"endHours":6.075080136715848,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.075080136715848,"endHours":7.075080136715848,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.075080136715848,"endHours":8.075080136715847,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.075080136715847,"endHours":9.075080136715847,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.075080136715847,"endHours":10.075080136715847,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.075080136715847,"endHours":11.075080136715847,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.075080136715847,"endHours":12.075080136715847,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.075080136715847,"endHours":13.075080136715847,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.075080136715847,"endHours":14.075080136715847,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.075080136715847,"endHours":15.075080136715847,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.075080136715847,"endHours":16.075080136715847,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.075080136715847,"endHours":17.075080136715847,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.075080136715847,"endHours":18.075080136715847,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.075080136715847,"endHours":19.075080136715847,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.075080136715847,"endHours":20.075080136715847,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.075080136715847,"endHours":21.075080136715847,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.075080136715847,"endHours":22.075080136715847,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.075080136715847,"endHours":23.075080136715847,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.075080136715847,"endHours":24.075080136715847,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.075080136715847,"endHours":25.075080136715847,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.075080136715847,"endHours":26.075080136715847,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.075080136715847,"endHours":27.075080136715847,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.075080136715847,"endHours":28.075080136715847,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.075080136715847,"endHours":29.075080136715847,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.510986476833395,"eotMinutes":7.723696523337262,"ayanamsa":22.5389}},"calendars":{"vikram_samvat":1962,"vikram_samvatsara":"Kālayukta","saka_samvat":1827,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1312,"malayalam_era":1081,"nanakshahi_year":436,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ekādaśī · Vikram 1962 Kālayukta · Śaka 1827 Viśvāvasu"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra (Mahābhārata Day 1).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavad Gītā delivered at Kurukṣetra (Mahābhārata Day 1)","date_julian":"-3137-10-04","location":"Kurukṣetra"},"sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"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":[]},"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 December 7, 1905 CE · Perth, Australia · Vidhyamitra","description":"December 7, 1905 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 05:05, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1905-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1905-12-07","sa":"https://sa.vidhyamitra.com/city/perth/1905-12-07","hi":"https://hi.vidhyamitra.com/city/perth/1905-12-07","x-default":"https://vidhyamitra.com/city/perth/1905-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T01:53:45.953Z","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":"2026-06-02T01:53:45.953Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T01:53:45.953Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}