{"id":"vidhyamitra:city-day:perth:2148-10-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2148-10-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2148-10-09","date_display":"October 9, 2148 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":2148,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505882.770833,"kali_year":5250,"ahargana":1917417.2708,"sun":{"sidereal_longitude":169.1838,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":127.4307,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.2468,"elapsed_within_tithi_degrees":6.2468},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":127.4307,"elapsed_within_degrees":7.4307},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.6145},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":2148,"month":10,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505882.770833,"ahargana":1917417.2708,"kali_year":5250,"ayanamsa_lahiri":25.9312,"grahas":{"sun":{"sidereal_longitude":170.28850799999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":130.009208,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":1.6423},"mars":{"sidereal_longitude":51.34110800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":160.04820799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":196.02490799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":137.309208,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":46.192408,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":106.0057,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":286.0057,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"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":2148,"month":10,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505882.770833,"kali_year":5250,"ahargana":1917417.2708,"sun":{"sidereal_longitude":169.1838,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":127.4307,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.2468,"elapsed_within_tithi_degrees":6.2468},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":127.4307,"elapsed_within_degrees":7.4307},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.6145},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.642,"elongation":41.753},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.642,"opposition_distance":138.247}},"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":"05:43","sunsetLocal":"18:23","solarNoonLocal":"12:03","dayLengthHours":12.665155143222382,"dayLengthDisplay":"12 Hours 39 Mins 55 Secs","nightLengthDisplay":"11 Hours 20 Mins 05 Secs","moonriseLocal":"03:43","moonsetLocal":"15:01","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:38","startHours":12.0511168613679,"endHours":13.634261254270697,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:18","end":"08:53","startHours":7.301683682659506,"endHours":8.884828075562304,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:28","end":"12:03","startHours":10.467972468465103,"endHours":12.0511168613679,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:40","end":"09:06","startHours":8.673742156508599,"endHours":9.09591399461601,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:35","startHours":6.246254087390975,"endHours":6.583991557876905,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:28","startHours":11.628945023260487,"endHours":12.473288699475313,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:02","end":"04:52","startHours":4.0298519373270585,"endHours":4.874195613541883,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:43","startHours":4.663109694488178,"endHours":5.718539289756709,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:00","startHours":14.161976051904963,"endHours":15.006319728119788,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.18369443297909,"endHours":18.58369443297909,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:55","startHours":18.38369443297909,"endHours":18.91140923061336,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.13369443297909,"endHours":19.88369443297909,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:28","startHours":23.62894502326049,"endHours":24.473288699475315,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:43","end":"07:18","startHours":5.718539289756709,"endHours":7.301683682659506,"quality":"auspicious"},{"name":"Amṛta","start":"07:18","end":"08:53","startHours":7.301683682659506,"endHours":8.884828075562304,"quality":"auspicious"},{"name":"Kāla","start":"08:53","end":"10:28","startHours":8.884828075562304,"endHours":10.467972468465103,"quality":"inauspicious"},{"name":"Śubha","start":"10:28","end":"12:03","startHours":10.467972468465103,"endHours":12.0511168613679,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:38","startHours":12.0511168613679,"endHours":13.634261254270697,"quality":"inauspicious"},{"name":"Udveg","start":"13:38","end":"15:13","startHours":13.634261254270697,"endHours":15.217405647173496,"quality":"inauspicious"},{"name":"Chala","start":"15:13","end":"16:48","startHours":15.217405647173496,"endHours":16.800550040076295,"quality":"neutral"},{"name":"Labha","start":"16:48","end":"18:23","startHours":16.800550040076295,"endHours":18.38369443297909,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:23","end":"19:48","startHours":18.38369443297909,"endHours":19.800550040076292,"quality":"inauspicious"},{"name":"Chala","start":"19:48","end":"21:13","startHours":19.800550040076292,"endHours":21.217405647173496,"quality":"neutral"},{"name":"Labha","start":"21:13","end":"22:38","startHours":21.217405647173496,"endHours":22.634261254270697,"quality":"auspicious"},{"name":"Amṛta","start":"22:38","end":"00:03","startHours":22.634261254270697,"endHours":24.051116861367902,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:28","startHours":24.051116861367902,"endHours":25.467972468465103,"quality":"inauspicious"},{"name":"Śubha","start":"01:28","end":"02:53","startHours":25.467972468465103,"endHours":26.884828075562304,"quality":"auspicious"},{"name":"Roga","start":"02:53","end":"04:18","startHours":26.884828075562304,"endHours":28.301683682659508,"quality":"inauspicious"},{"name":"Udveg","start":"04:18","end":"05:43","startHours":28.301683682659508,"endHours":29.71853928975671,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.718539289756709,"endHours":6.718539289756709,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.718539289756709,"endHours":7.718539289756709,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.718539289756709,"endHours":8.718539289756709,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.718539289756709,"endHours":9.718539289756709,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.718539289756709,"endHours":10.718539289756709,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.718539289756709,"endHours":11.718539289756709,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.718539289756709,"endHours":12.718539289756709,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.718539289756709,"endHours":13.718539289756709,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.718539289756709,"endHours":14.718539289756709,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.718539289756709,"endHours":15.718539289756709,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.718539289756709,"endHours":16.71853928975671,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.71853928975671,"endHours":17.71853928975671,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.71853928975671,"endHours":18.71853928975671,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.71853928975671,"endHours":19.71853928975671,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.71853928975671,"endHours":20.71853928975671,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.71853928975671,"endHours":21.71853928975671,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.71853928975671,"endHours":22.71853928975671,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.71853928975671,"endHours":23.71853928975671,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.71853928975671,"endHours":24.71853928975671,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.71853928975671,"endHours":25.71853928975671,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.71853928975671,"endHours":26.71853928975671,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.71853928975671,"endHours":27.71853928975671,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.71853928975671,"endHours":28.71853928975671,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.71853928975671,"endHours":29.71853928975671,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","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":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-6.378452219676097,"eotMinutes":13.49098831792595,"ayanamsa":25.9312}},"calendars":{"vikram_samvat":2205,"vikram_samvatsara":"Durmati","saka_samvat":2070,"saka_samvatsara":"Kīlaka","bengali_samvat":1555,"malayalam_era":1324,"nanakshahi_year":679,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Dvādaśī · Vikram 2205 Durmati · Śaka 2070 Kīlaka"},"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":[]},"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 October 9, 2148 CE · Perth, Australia · Vidhyamitra","description":"October 9, 2148 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 05:43, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2148-10-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2148-10-09","sa":"https://sa.vidhyamitra.com/city/perth/2148-10-09","hi":"https://hi.vidhyamitra.com/city/perth/2148-10-09","x-default":"https://vidhyamitra.com/city/perth/2148-10-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:17:37.252Z","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":"2026-06-01T19:17:37.252Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:17:37.252Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}