{"id":"vidhyamitra:city-day:sydney:2012-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sydney/2012-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-01-18","date_display":"January 18, 2012 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":2012,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455944.770833,"kali_year":5113,"ahargana":1867479.2708,"sun":{"sidereal_longitude":273.1874,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":205.7426,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.5552,"elapsed_within_tithi_degrees":4.5552},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.7426,"elapsed_within_degrees":5.7426},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.93},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2012,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455944.770833,"ahargana":1867479.2708,"kali_year":5113,"ayanamsa_lahiri":24.0213,"grahas":{"sun":{"sidereal_longitude":273.30820700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":205.10510699999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-1.9864},"mars":{"sidereal_longitude":148.64290700000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":260.4418069999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":7.091206999999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":310.42670699999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":184.85330699999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":231.9613,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":51.9613,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455944.770833,"kali_year":5113,"ahargana":1867479.2708,"sun":{"sidereal_longitude":273.1874,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":205.7426,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.5552,"elapsed_within_tithi_degrees":4.5552},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.7426,"elapsed_within_degrees":5.7426},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.93},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.986,"elongation":67.445},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.986,"opposition_distance":112.555}},"eclipse_window_40days":[]},"city":{"slug":"sydney","name":"Sydney, Australia","lat":-33.8688,"lon":151.2093,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"sydney","name":"Sydney, Australia","lat":-33.8688,"lon":151.2093,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"05:02","sunsetLocal":"19:09","solarNoonLocal":"12:06","dayLengthHours":14.106209462953696,"dayLengthDisplay":"14 Hours 06 Mins 22 Secs","nightLengthDisplay":"9 Hours 53 Mins 38 Secs","moonriseLocal":"00:41","moonsetLocal":"14:25","rahuKala":{"name":"Rāhu Kāla","start":"12:06","end":"13:51","startHours":12.091867159694825,"endHours":13.855143342564038,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:48","end":"08:34","startHours":6.802038611087189,"endHours":8.565314793956402,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:20","end":"12:06","startHours":10.328590976825613,"endHours":12.091867159694825,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:20","end":"08:48","startHours":8.330211302907173,"endHours":8.80041828500563,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:38","end":"06:00","startHours":5.626521155841049,"endHours":6.002686741519814,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:34","startHours":11.62166017759637,"endHours":12.562074141793284,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:09","end":"04:06","startHours":3.1579344998241514,"endHours":4.098348464021065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:52","end":"05:02","startHours":3.8632449729718363,"endHours":5.038762428217978,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:23","startHours":14.44290207018711,"endHours":15.383316034384023,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:57","end":"19:21","startHours":18.944971891171676,"endHours":19.344971891171674,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:09","end":"19:44","startHours":19.144971891171675,"endHours":19.732730618794747,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:54","end":"20:39","startHours":18.894971891171675,"endHours":20.644971891171675,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:34","startHours":23.62166017759637,"endHours":24.562074141793286,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:02","end":"06:48","startHours":5.038762428217978,"endHours":6.802038611087189,"quality":"auspicious"},{"name":"Amṛta","start":"06:48","end":"08:34","startHours":6.802038611087189,"endHours":8.565314793956402,"quality":"auspicious"},{"name":"Kāla","start":"08:34","end":"10:20","startHours":8.565314793956402,"endHours":10.328590976825613,"quality":"inauspicious"},{"name":"Śubha","start":"10:20","end":"12:06","startHours":10.328590976825613,"endHours":12.091867159694825,"quality":"auspicious"},{"name":"Roga","start":"12:06","end":"13:51","startHours":12.091867159694825,"endHours":13.855143342564038,"quality":"inauspicious"},{"name":"Udveg","start":"13:51","end":"15:37","startHours":13.855143342564038,"endHours":15.61841952543325,"quality":"inauspicious"},{"name":"Chala","start":"15:37","end":"17:23","startHours":15.61841952543325,"endHours":17.381695708302463,"quality":"neutral"},{"name":"Labha","start":"17:23","end":"19:09","startHours":17.381695708302463,"endHours":19.144971891171675,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:09","end":"20:23","startHours":19.144971891171675,"endHours":20.381695708302463,"quality":"inauspicious"},{"name":"Chala","start":"20:23","end":"21:37","startHours":20.381695708302463,"endHours":21.61841952543325,"quality":"neutral"},{"name":"Labha","start":"21:37","end":"22:51","startHours":21.61841952543325,"endHours":22.855143342564038,"quality":"auspicious"},{"name":"Amṛta","start":"22:51","end":"00:06","startHours":22.855143342564038,"endHours":24.09186715969483,"quality":"auspicious"},{"name":"Kāla","start":"00:06","end":"01:20","startHours":24.09186715969483,"endHours":25.328590976825616,"quality":"inauspicious"},{"name":"Śubha","start":"01:20","end":"02:34","startHours":25.328590976825616,"endHours":26.565314793956404,"quality":"auspicious"},{"name":"Roga","start":"02:34","end":"03:48","startHours":26.565314793956404,"endHours":27.80203861108719,"quality":"inauspicious"},{"name":"Udveg","start":"03:48","end":"05:02","startHours":27.80203861108719,"endHours":29.03876242821798,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:02","end":"06:02","startHours":5.038762428217978,"endHours":6.038762428217978,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:02","end":"07:02","startHours":6.038762428217978,"endHours":7.038762428217978,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:02","end":"08:02","startHours":7.038762428217978,"endHours":8.038762428217979,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:02","end":"09:02","startHours":8.038762428217979,"endHours":9.038762428217979,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:02","end":"10:02","startHours":9.038762428217979,"endHours":10.038762428217979,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:02","end":"11:02","startHours":10.038762428217979,"endHours":11.038762428217979,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:02","end":"12:02","startHours":11.038762428217979,"endHours":12.038762428217979,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:02","end":"13:02","startHours":12.038762428217979,"endHours":13.038762428217979,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:02","end":"14:02","startHours":13.038762428217979,"endHours":14.038762428217979,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:02","end":"15:02","startHours":14.038762428217979,"endHours":15.038762428217979,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:02","end":"16:02","startHours":15.038762428217979,"endHours":16.03876242821798,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:02","end":"17:02","startHours":16.03876242821798,"endHours":17.03876242821798,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:02","end":"18:02","startHours":17.03876242821798,"endHours":18.03876242821798,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:02","end":"19:02","startHours":18.03876242821798,"endHours":19.03876242821798,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:02","end":"20:02","startHours":19.03876242821798,"endHours":20.03876242821798,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:02","end":"21:02","startHours":20.03876242821798,"endHours":21.03876242821798,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:02","end":"22:02","startHours":21.03876242821798,"endHours":22.03876242821798,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:02","end":"23:02","startHours":22.03876242821798,"endHours":23.03876242821798,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:02","end":"00:02","startHours":23.03876242821798,"endHours":24.03876242821798,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:02","end":"01:02","startHours":24.03876242821798,"endHours":25.03876242821798,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:02","end":"02:02","startHours":25.03876242821798,"endHours":26.03876242821798,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:02","end":"03:02","startHours":26.03876242821798,"endHours":27.03876242821798,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:02","end":"04:02","startHours":27.03876242821798,"endHours":28.03876242821798,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:02","end":"05:02","startHours":28.03876242821798,"endHours":29.03876242821798,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.691614100486987,"eotMinutes":-10.349229581689698,"ayanamsa":24.0213}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Daśamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"sydney"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 18, 2012 CE · Sydney, Australia · Vidhyamitra","description":"January 18, 2012 CE for Sydney, Australia: Kṛṣṇa Daśamī, sūryodaya 05:02, sūryāsta 19:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sydney/2012-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sydney/2012-01-18","sa":"https://sa.vidhyamitra.com/city/sydney/2012-01-18","hi":"https://hi.vidhyamitra.com/city/sydney/2012-01-18","x-default":"https://vidhyamitra.com/city/sydney/2012-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:02:03.525Z","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":"2026-05-31T16:02:03.525Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:02:03.525Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}