{"id":"vidhyamitra:city-day:sydney:2017-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sydney/2017-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-10-01","date_display":"October 1, 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":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458027.770833,"kali_year":5119,"ahargana":1869562.2708,"sun":{"sidereal_longitude":163.1723,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":286.0679,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":122.8956,"elapsed_within_tithi_degrees":2.8956},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.0679,"elapsed_within_degrees":6.0679},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.2403},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":10,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458027.770833,"ahargana":1869562.2708,"kali_year":5119,"ayanamsa_lahiri":24.1009,"grahas":{"sun":{"sidereal_longitude":163.96112100000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":286.210921,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":1.2034},"mars":{"sidereal_longitude":141.887521,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":157.47542099999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":183.57782099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":139.149921,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":237.98992099999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":121.5939,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":301.5939,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"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":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458027.770833,"kali_year":5119,"ahargana":1869562.2708,"sun":{"sidereal_longitude":163.1723,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":286.0679,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":122.8956,"elapsed_within_tithi_degrees":2.8956},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.0679,"elapsed_within_degrees":6.0679},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.2403},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.203,"elongation":122.896},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.203,"opposition_distance":57.104}},"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":"05:31","sunsetLocal":"17:57","solarNoonLocal":"11:44","dayLengthHours":12.420635871792141,"dayLengthDisplay":"12 Hours 25 Mins 14 Secs","nightLengthDisplay":"11 Hours 34 Mins 46 Secs","moonriseLocal":"13:01","moonsetLocal":"02:45","rahuKala":{"name":"Rāhu Kāla","start":"16:23","end":"17:57","startHours":16.390989048812312,"endHours":17.94356853278633,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:44","end":"13:17","startHours":11.733250596890258,"endHours":13.285830080864276,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:50","end":"16:23","startHours":14.838409564838294,"endHours":16.390989048812312,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:25","end":"08:50","startHours":8.421081031079021,"endHours":8.835102226805425,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:22","startHours":6.0404591556521945,"endHours":6.3716761122333185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:19","end":"12:09","startHours":11.319229401163854,"endHours":12.147271792616662,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:42","startHours":3.8668478780885693,"endHours":4.694890269541379,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:31","startHours":4.487879671678177,"endHours":5.522932660994188,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:48","end":"14:38","startHours":13.803356575522283,"endHours":14.631398966975093,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.74356853278633,"endHours":18.14356853278633,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:28","startHours":17.94356853278633,"endHours":18.461095027444337,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.69356853278633,"endHours":19.44356853278633,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:19","end":"00:09","startHours":23.319229401163852,"endHours":24.147271792616664,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:31","end":"07:05","startHours":5.522932660994188,"endHours":7.075512144968206,"quality":"inauspicious"},{"name":"Chala","start":"07:05","end":"08:38","startHours":7.075512144968206,"endHours":8.628091628942224,"quality":"neutral"},{"name":"Labha","start":"08:38","end":"10:11","startHours":8.628091628942224,"endHours":10.18067111291624,"quality":"auspicious"},{"name":"Amṛta","start":"10:11","end":"11:44","startHours":10.18067111291624,"endHours":11.733250596890258,"quality":"auspicious"},{"name":"Kāla","start":"11:44","end":"13:17","startHours":11.733250596890258,"endHours":13.285830080864276,"quality":"inauspicious"},{"name":"Śubha","start":"13:17","end":"14:50","startHours":13.285830080864276,"endHours":14.838409564838294,"quality":"auspicious"},{"name":"Roga","start":"14:50","end":"16:23","startHours":14.838409564838294,"endHours":16.390989048812312,"quality":"inauspicious"},{"name":"Udveg","start":"16:23","end":"17:57","startHours":16.390989048812312,"endHours":17.94356853278633,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:57","end":"19:23","startHours":17.94356853278633,"endHours":19.390989048812312,"quality":"auspicious"},{"name":"Roga","start":"19:23","end":"20:50","startHours":19.390989048812312,"endHours":20.838409564838294,"quality":"inauspicious"},{"name":"Udveg","start":"20:50","end":"22:17","startHours":20.838409564838294,"endHours":22.285830080864276,"quality":"inauspicious"},{"name":"Chala","start":"22:17","end":"23:44","startHours":22.285830080864276,"endHours":23.733250596890258,"quality":"neutral"},{"name":"Labha","start":"23:44","end":"01:11","startHours":23.733250596890258,"endHours":25.18067111291624,"quality":"auspicious"},{"name":"Amṛta","start":"01:11","end":"02:38","startHours":25.18067111291624,"endHours":26.628091628942222,"quality":"auspicious"},{"name":"Kāla","start":"02:38","end":"04:05","startHours":26.628091628942222,"endHours":28.075512144968208,"quality":"inauspicious"},{"name":"Śubha","start":"04:05","end":"05:31","startHours":28.075512144968208,"endHours":29.522932660994186,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.522932660994188,"endHours":6.522932660994188,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.522932660994188,"endHours":7.522932660994188,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.522932660994188,"endHours":8.522932660994188,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.522932660994188,"endHours":9.522932660994188,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.522932660994188,"endHours":10.522932660994188,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.522932660994188,"endHours":11.522932660994188,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.522932660994188,"endHours":12.522932660994188,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.522932660994188,"endHours":13.522932660994188,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.522932660994188,"endHours":14.522932660994188,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.522932660994188,"endHours":15.522932660994188,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.522932660994188,"endHours":16.522932660994186,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.522932660994186,"endHours":17.522932660994186,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.522932660994186,"endHours":18.522932660994186,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.522932660994186,"endHours":19.522932660994186,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.522932660994186,"endHours":20.522932660994186,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.522932660994186,"endHours":21.522932660994186,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.522932660994186,"endHours":22.522932660994186,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.522932660994186,"endHours":23.522932660994186,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.522932660994186,"endHours":24.522932660994186,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.522932660994186,"endHours":25.522932660994186,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.522932660994186,"endHours":26.522932660994186,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.522932660994186,"endHours":27.522932660994186,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.522932660994186,"endHours":28.522932660994186,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.522932660994186,"endHours":29.522932660994186,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-3.197616578432131,"eotMinutes":11.167764186584405,"ayanamsa":24.1009}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ekādaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"pashankusha-ekadashi","name":"Pāśāṅkuśā Ekādaśī","name_sanskrit":"पाशाङ्कुशा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Padmanābha (Viṣṇu)","significance":"Confers strength + wealth + son; equivalent to 1000 Aśvamedha-yajñas.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":4},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 October 1, 2017 CE · Sydney, Australia · Vidhyamitra","description":"October 1, 2017 CE for Sydney, Australia: Śukla Ekādaśī, sūryodaya 05:31, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sydney/2017-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sydney/2017-10-01","sa":"https://sa.vidhyamitra.com/city/sydney/2017-10-01","hi":"https://hi.vidhyamitra.com/city/sydney/2017-10-01","x-default":"https://vidhyamitra.com/city/sydney/2017-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T21:13:12.970Z","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":"2026-05-15T21:13:12.970Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T21:13:12.970Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}