{"id":"vidhyamitra:city-day:perth:2023-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2023-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2023-12-10","date_display":"December 10, 2023 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2023,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460288.770833,"kali_year":5125,"ahargana":1871823.2708,"sun":{"sidereal_longitude":233.0215,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":196.3895,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.368,"elapsed_within_tithi_degrees":11.368},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.3895,"elapsed_within_degrees":9.7229},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.411},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":2023,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460288.770833,"ahargana":1871823.2708,"kali_year":5125,"ayanamsa_lahiri":24.1874,"grahas":{"sun":{"sidereal_longitude":233.51203399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":197.21563400000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":-1.1328},"mars":{"sidereal_longitude":226.74963400000001,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":253.29023400000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":12.168134000000009,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":191.685434,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":307.510134,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":1.7953,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":181.7953,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2023,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460288.770833,"kali_year":5125,"ahargana":1871823.2708,"sun":{"sidereal_longitude":233.0215,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":196.3895,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":323.368,"elapsed_within_tithi_degrees":11.368},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.3895,"elapsed_within_degrees":9.7229},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.411},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.133,"elongation":36.632},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.133,"opposition_distance":143.368}},"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":"19:16","solarNoonLocal":"12:10","dayLengthHours":14.180976584618849,"dayLengthDisplay":"14 Hours 10 Mins 52 Secs","nightLengthDisplay":"9 Hours 49 Mins 08 Secs","moonriseLocal":"03:03","moonsetLocal":"16:27","rahuKala":{"name":"Rāhu Kāla","start":"17:29","end":"19:16","startHours":17.486666020261147,"endHours":19.259288093338505,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:10","end":"13:56","startHours":12.168799801029081,"endHours":13.941421874106437,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:43","end":"17:29","startHours":15.714043947183793,"endHours":17.486666020261147,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:52","startHours":8.387206045130721,"endHours":8.859905264618016,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:40","end":"06:03","startHours":5.669185533078775,"endHours":6.04734490866861,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:38","startHours":11.696100581541787,"endHours":12.641499020516376,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:11","end":"04:08","startHours":3.187514630770476,"endHours":4.132913069745066,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.8965634600014187,"endHours":5.078311508719656,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:29","startHours":14.532295898465554,"endHours":15.477694337440143,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.059288093338505,"endHours":19.459288093338504,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.259288093338505,"endHours":19.85016211769762,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.009288093338505,"endHours":20.759288093338505,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:38","startHours":23.696100581541785,"endHours":24.641499020516378,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:05","end":"06:51","startHours":5.078311508719656,"endHours":6.850933581797012,"quality":"inauspicious"},{"name":"Chala","start":"06:51","end":"08:37","startHours":6.850933581797012,"endHours":8.623555654874368,"quality":"neutral"},{"name":"Labha","start":"08:37","end":"10:24","startHours":8.623555654874368,"endHours":10.396177727951724,"quality":"auspicious"},{"name":"Amṛta","start":"10:24","end":"12:10","startHours":10.396177727951724,"endHours":12.168799801029081,"quality":"auspicious"},{"name":"Kāla","start":"12:10","end":"13:56","startHours":12.168799801029081,"endHours":13.941421874106437,"quality":"inauspicious"},{"name":"Śubha","start":"13:56","end":"15:43","startHours":13.941421874106437,"endHours":15.714043947183793,"quality":"auspicious"},{"name":"Roga","start":"15:43","end":"17:29","startHours":15.714043947183793,"endHours":17.486666020261147,"quality":"inauspicious"},{"name":"Udveg","start":"17:29","end":"19:16","startHours":17.486666020261147,"endHours":19.259288093338505,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:16","end":"20:29","startHours":19.259288093338505,"endHours":20.486666020261147,"quality":"auspicious"},{"name":"Roga","start":"20:29","end":"21:43","startHours":20.486666020261147,"endHours":21.714043947183793,"quality":"inauspicious"},{"name":"Udveg","start":"21:43","end":"22:56","startHours":21.714043947183793,"endHours":22.941421874106435,"quality":"inauspicious"},{"name":"Chala","start":"22:56","end":"00:10","startHours":22.941421874106435,"endHours":24.16879980102908,"quality":"neutral"},{"name":"Labha","start":"00:10","end":"01:24","startHours":24.16879980102908,"endHours":25.396177727951724,"quality":"auspicious"},{"name":"Amṛta","start":"01:24","end":"02:37","startHours":25.396177727951724,"endHours":26.623555654874366,"quality":"auspicious"},{"name":"Kāla","start":"02:37","end":"03:51","startHours":26.623555654874366,"endHours":27.850933581797012,"quality":"inauspicious"},{"name":"Śubha","start":"03:51","end":"05:05","startHours":27.850933581797012,"endHours":29.078311508719658,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.078311508719656,"endHours":6.078311508719656,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.078311508719656,"endHours":7.078311508719656,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.078311508719656,"endHours":8.078311508719656,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.078311508719656,"endHours":9.078311508719656,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.078311508719656,"endHours":10.078311508719656,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.078311508719656,"endHours":11.078311508719656,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.078311508719656,"endHours":12.078311508719656,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.078311508719656,"endHours":13.078311508719656,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.078311508719656,"endHours":14.078311508719656,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.078311508719656,"endHours":15.078311508719656,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.078311508719656,"endHours":16.078311508719658,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.078311508719658,"endHours":17.078311508719658,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.078311508719658,"endHours":18.078311508719658,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.078311508719658,"endHours":19.078311508719658,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.078311508719658,"endHours":20.078311508719658,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.078311508719658,"endHours":21.078311508719658,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.078311508719658,"endHours":22.078311508719658,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.078311508719658,"endHours":23.078311508719658,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.078311508719658,"endHours":24.078311508719658,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.078311508719658,"endHours":25.078311508719658,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.078311508719658,"endHours":26.078311508719658,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.078311508719658,"endHours":27.078311508719658,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.078311508719658,"endHours":28.078311508719658,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.078311508719658,"endHours":29.078311508719658,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","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":-22.86753371873964,"eotMinutes":6.4300119382551255,"ayanamsa":24.1874}},"calendars":{"vikram_samvat":2080,"vikram_samvatsara":"Nala","saka_samvat":1945,"saka_samvatsara":"Śobhana","bengali_samvat":1430,"malayalam_era":1199,"nanakshahi_year":554,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","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 Kṛṣṇa Dvādaśī · Vikram 2080 Nala · Śaka 1945 Śobhana"},"festivals":[],"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":"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 10, 2023 CE · Perth, Australia · Vidhyamitra","description":"December 10, 2023 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 05:05, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2023-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2023-12-10","sa":"https://sa.vidhyamitra.com/city/perth/2023-12-10","hi":"https://hi.vidhyamitra.com/city/perth/2023-12-10","x-default":"https://vidhyamitra.com/city/perth/2023-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T23:28:53.142Z","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":"2026-09-11T23:28:53.142Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T23:28:53.142Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}