{"id":"vidhyamitra:city-day:sydney:2017-07-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sydney/2017-07-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-07-27","date_display":"July 27, 2017 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":2017,"month":7,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457961.770833,"kali_year":5119,"ahargana":1869496.2708,"sun":{"sidereal_longitude":99.5774,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":147.0143,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.4369,"elapsed_within_tithi_degrees":11.4369},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.0143,"elapsed_within_degrees":0.3476},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.5916},"karana":{"half_tithi_index":7,"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":2017,"month":7,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457961.770833,"ahargana":1869496.2708,"kali_year":5119,"ayanamsa_lahiri":24.0984,"grahas":{"sun":{"sidereal_longitude":100.125543,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":147.792843,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":1.6787},"mars":{"sidereal_longitude":99.87564299999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":126.89324299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":171.90734299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":60.382543,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":237.60414300000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":125.0909,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.0909,"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":2017,"month":7,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457961.770833,"kali_year":5119,"ahargana":1869496.2708,"sun":{"sidereal_longitude":99.5774,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":147.0143,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.4369,"elapsed_within_tithi_degrees":11.4369},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.0143,"elapsed_within_degrees":0.3476},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.5916},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.679,"elongation":47.437},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.679,"opposition_distance":132.563}},"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":"06:51","sunsetLocal":"17:12","solarNoonLocal":"12:01","dayLengthHours":10.34313118475401,"dayLengthDisplay":"10 Hours 20 Mins 35 Secs","nightLengthDisplay":"13 Hours 39 Mins 25 Secs","moonriseLocal":"09:18","moonsetLocal":"21:06","rahuKala":{"name":"Rāhu Kāla","start":"13:19","end":"14:36","startHours":13.315318959590881,"endHours":14.608210357685131,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:51","end":"08:09","startHours":6.850861969119624,"endHours":8.143753367213876,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:26","end":"10:44","startHours":9.436644765308127,"endHours":10.729536163402377,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:37","startHours":9.264259245562226,"endHours":9.609030285054027,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:33","startHours":7.281825768484374,"endHours":7.5576426000778145,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:22","startHours":11.67765652200483,"endHours":12.367198600988429,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:10","startHours":5.471777811152422,"endHours":6.161319890136023,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:51","startHours":5.9889343703901226,"endHours":6.850861969119624,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:26","startHours":13.746282758955632,"endHours":14.435824837939233,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":16.993993153873635,"endHours":17.393993153873634,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:37","startHours":17.193993153873635,"endHours":17.624956953238385,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.943993153873635,"endHours":18.693993153873635,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:22","startHours":23.677656522004828,"endHours":24.367198600988427,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:51","end":"08:09","startHours":6.850861969119624,"endHours":8.143753367213876,"quality":"auspicious"},{"name":"Roga","start":"08:09","end":"09:26","startHours":8.143753367213876,"endHours":9.436644765308127,"quality":"inauspicious"},{"name":"Udveg","start":"09:26","end":"10:44","startHours":9.436644765308127,"endHours":10.729536163402377,"quality":"inauspicious"},{"name":"Chala","start":"10:44","end":"12:01","startHours":10.729536163402377,"endHours":12.02242756149663,"quality":"neutral"},{"name":"Labha","start":"12:01","end":"13:19","startHours":12.02242756149663,"endHours":13.315318959590881,"quality":"auspicious"},{"name":"Amṛta","start":"13:19","end":"14:36","startHours":13.315318959590881,"endHours":14.608210357685131,"quality":"auspicious"},{"name":"Kāla","start":"14:36","end":"15:54","startHours":14.608210357685131,"endHours":15.901101755779383,"quality":"inauspicious"},{"name":"Śubha","start":"15:54","end":"17:12","startHours":15.901101755779383,"endHours":17.193993153873635,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:12","end":"18:54","startHours":17.193993153873635,"endHours":18.901101755779383,"quality":"auspicious"},{"name":"Kāla","start":"18:54","end":"20:36","startHours":18.901101755779383,"endHours":20.60821035768513,"quality":"inauspicious"},{"name":"Śubha","start":"20:36","end":"22:19","startHours":20.60821035768513,"endHours":22.315318959590883,"quality":"auspicious"},{"name":"Roga","start":"22:19","end":"00:01","startHours":22.315318959590883,"endHours":24.022427561496627,"quality":"inauspicious"},{"name":"Udveg","start":"00:01","end":"01:44","startHours":24.022427561496627,"endHours":25.72953616340238,"quality":"inauspicious"},{"name":"Chala","start":"01:44","end":"03:26","startHours":25.72953616340238,"endHours":27.436644765308127,"quality":"neutral"},{"name":"Labha","start":"03:26","end":"05:09","startHours":27.436644765308127,"endHours":29.143753367213876,"quality":"auspicious"},{"name":"Amṛta","start":"05:09","end":"06:51","startHours":29.143753367213876,"endHours":30.850861969119624,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.850861969119624,"endHours":7.850861969119624,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.850861969119624,"endHours":8.850861969119624,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.850861969119624,"endHours":9.850861969119624,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.850861969119624,"endHours":10.850861969119624,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.850861969119624,"endHours":11.850861969119624,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.850861969119624,"endHours":12.850861969119624,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.850861969119624,"endHours":13.850861969119624,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.850861969119624,"endHours":14.850861969119624,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.850861969119624,"endHours":15.850861969119624,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.850861969119624,"endHours":16.850861969119624,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.850861969119624,"endHours":17.850861969119624,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.850861969119624,"endHours":18.850861969119624,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.850861969119624,"endHours":19.850861969119624,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.850861969119624,"endHours":20.850861969119624,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.850861969119624,"endHours":21.850861969119624,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.850861969119624,"endHours":22.850861969119624,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.850861969119624,"endHours":23.850861969119624,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.850861969119624,"endHours":24.850861969119624,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.850861969119624,"endHours":25.850861969119624,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.850861969119624,"endHours":26.850861969119624,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.850861969119624,"endHours":27.850861969119624,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.850861969119624,"endHours":28.850861969119624,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.850861969119624,"endHours":29.850861969119624,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.850861969119624,"endHours":30.850861969119624,"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","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.199799498850858,"eotMinutes":-6.182853689797819,"ayanamsa":24.0984}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Caturthī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"sydney"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 27, 2017 CE · Sydney, Australia · Vidhyamitra","description":"July 27, 2017 CE for Sydney, Australia: Śukla Caturthī, sūryodaya 06:51, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sydney/2017-07-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sydney/2017-07-27","sa":"https://sa.vidhyamitra.com/city/sydney/2017-07-27","hi":"https://hi.vidhyamitra.com/city/sydney/2017-07-27","x-default":"https://vidhyamitra.com/city/sydney/2017-07-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:55:48.829Z","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":"2026-05-15T13:55:48.829Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:55:48.829Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}