{"id":"vidhyamitra:city-day:sydney:2026-04-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sydney/2026-04-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-04-17","date_display":"April 17, 2026 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":2026,"month":4,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461147.770833,"kali_year":5128,"ahargana":1872682.2708,"sun":{"sidereal_longitude":2.8967,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":355.749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.8523,"elapsed_within_tithi_degrees":4.8523},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.749,"elapsed_within_degrees":9.0823},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.6457},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2026,"month":4,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461147.770833,"ahargana":1872682.2708,"kali_year":5128,"ayanamsa_lahiri":24.2203,"grahas":{"sun":{"sidereal_longitude":2.8341139999999996,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":356.739914,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":2.8586},"mars":{"sidereal_longitude":340.983414,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":338.075414,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":82.786314,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":26.757014000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":343.377914,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":316.2813,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":136.2813,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2026,"month":4,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461147.770833,"kali_year":5128,"ahargana":1872682.2708,"sun":{"sidereal_longitude":2.8967,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":355.749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":352.8523,"elapsed_within_tithi_degrees":4.8523},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":355.749,"elapsed_within_degrees":9.0823},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.6457},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.859,"elongation":7.148},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.859,"opposition_distance":172.852}},"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":"06:19","sunsetLocal":"17:31","solarNoonLocal":"11:55","dayLengthHours":11.191360760142615,"dayLengthDisplay":"11 Hours 11 Mins 29 Secs","nightLengthDisplay":"12 Hours 48 Mins 31 Secs","moonriseLocal":"05:50","moonsetLocal":"17:11","rahuKala":{"name":"Rāhu Kāla","start":"10:31","end":"11:55","startHours":10.51605908865334,"endHours":11.914979183671168,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:43","end":"16:07","startHours":14.712819373706822,"endHours":16.111739468724647,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:43","end":"09:07","startHours":7.718218898617686,"endHours":9.117138993635514,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:18","startHours":8.930616314299803,"endHours":9.303661672971224,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:05","startHours":6.785605501939135,"endHours":7.084041788876272,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:33","end":"12:17","startHours":11.541933824999747,"endHours":12.288024542342589,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:50","end":"05:34","startHours":4.827117368914177,"endHours":5.573208086257019,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:23","end":"06:19","startHours":5.386685406921308,"endHours":6.319298803599859,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:47","end":"14:32","startHours":13.78020597702827,"endHours":14.526296694371112,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.310659563742476,"endHours":17.710659563742475,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:59","startHours":17.510659563742475,"endHours":17.976966262081753,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.260659563742475,"endHours":19.010659563742475,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:33","end":"00:17","startHours":23.54193382499975,"endHours":24.288024542342587,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:19","end":"07:43","startHours":6.319298803599859,"endHours":7.718218898617686,"quality":"neutral"},{"name":"Labha","start":"07:43","end":"09:07","startHours":7.718218898617686,"endHours":9.117138993635514,"quality":"auspicious"},{"name":"Amṛta","start":"09:07","end":"10:31","startHours":9.117138993635514,"endHours":10.51605908865334,"quality":"auspicious"},{"name":"Kāla","start":"10:31","end":"11:55","startHours":10.51605908865334,"endHours":11.914979183671168,"quality":"inauspicious"},{"name":"Śubha","start":"11:55","end":"13:19","startHours":11.914979183671168,"endHours":13.313899278688993,"quality":"auspicious"},{"name":"Roga","start":"13:19","end":"14:43","startHours":13.313899278688993,"endHours":14.712819373706822,"quality":"inauspicious"},{"name":"Udveg","start":"14:43","end":"16:07","startHours":14.712819373706822,"endHours":16.111739468724647,"quality":"inauspicious"},{"name":"Chala","start":"16:07","end":"17:31","startHours":16.111739468724647,"endHours":17.510659563742475,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:31","end":"19:07","startHours":17.510659563742475,"endHours":19.11173946872465,"quality":"inauspicious"},{"name":"Udveg","start":"19:07","end":"20:43","startHours":19.11173946872465,"endHours":20.71281937370682,"quality":"inauspicious"},{"name":"Chala","start":"20:43","end":"22:19","startHours":20.71281937370682,"endHours":22.313899278688993,"quality":"neutral"},{"name":"Labha","start":"22:19","end":"23:55","startHours":22.313899278688993,"endHours":23.914979183671168,"quality":"auspicious"},{"name":"Amṛta","start":"23:55","end":"01:31","startHours":23.914979183671168,"endHours":25.516059088653343,"quality":"auspicious"},{"name":"Kāla","start":"01:31","end":"03:07","startHours":25.516059088653343,"endHours":27.117138993635514,"quality":"inauspicious"},{"name":"Śubha","start":"03:07","end":"04:43","startHours":27.117138993635514,"endHours":28.718218898617685,"quality":"auspicious"},{"name":"Roga","start":"04:43","end":"06:19","startHours":28.718218898617685,"endHours":30.31929880359986,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.319298803599859,"endHours":7.319298803599859,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.319298803599859,"endHours":8.31929880359986,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.31929880359986,"endHours":9.31929880359986,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.31929880359986,"endHours":10.31929880359986,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.31929880359986,"endHours":11.31929880359986,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.31929880359986,"endHours":12.31929880359986,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.31929880359986,"endHours":13.31929880359986,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.31929880359986,"endHours":14.31929880359986,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.31929880359986,"endHours":15.31929880359986,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.31929880359986,"endHours":16.31929880359986,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.31929880359986,"endHours":17.31929880359986,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.31929880359986,"endHours":18.31929880359986,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.31929880359986,"endHours":19.31929880359986,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.31929880359986,"endHours":20.31929880359986,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.31929880359986,"endHours":21.31929880359986,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.31929880359986,"endHours":22.31929880359986,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.31929880359986,"endHours":23.31929880359986,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.31929880359986,"endHours":24.31929880359986,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.31929880359986,"endHours":25.31929880359986,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.31929880359986,"endHours":26.31929880359986,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.31929880359986,"endHours":27.31929880359986,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.31929880359986,"endHours":28.31929880359986,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.31929880359986,"endHours":29.31929880359986,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.31929880359986,"endHours":30.31929880359986,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.422375120948642,"eotMinutes":0.2640489797298191,"ayanamsa":24.2203}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Amāvasyā · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 April 17, 2026 CE · Sydney, Australia · Vidhyamitra","description":"April 17, 2026 CE for Sydney, Australia: Kṛṣṇa Amāvasyā, sūryodaya 06:19, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sydney/2026-04-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sydney/2026-04-17","sa":"https://sa.vidhyamitra.com/city/sydney/2026-04-17","hi":"https://hi.vidhyamitra.com/city/sydney/2026-04-17","x-default":"https://vidhyamitra.com/city/sydney/2026-04-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-23T17:57:14.896Z","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":"2026-07-23T17:57:14.896Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-23T17:57:14.896Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}