{"id":"vidhyamitra:city-day:perth:2148-12-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2148-12-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2148-12-30","date_display":"December 30, 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":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505964.770833,"kali_year":5250,"ahargana":1917499.2708,"sun":{"sidereal_longitude":252.172,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":130.9084,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.7364,"elapsed_within_tithi_degrees":10.7364},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.9084,"elapsed_within_degrees":10.9084},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.0805},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":12,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2505964.770833,"ahargana":1917499.2708,"kali_year":5250,"ayanamsa_lahiri":25.9344,"grahas":{"sun":{"sidereal_longitude":252.79287499999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":130.929575,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":2.1969},"mars":{"sidereal_longitude":36.96157499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":235.31937500000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":213.58457499999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":239.39707499999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":40.69847500000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":101.661,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":281.661,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2148,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2505964.770833,"kali_year":5250,"ahargana":1917499.2708,"sun":{"sidereal_longitude":252.172,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":130.9084,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.7364,"elapsed_within_tithi_degrees":10.7364},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.9084,"elapsed_within_degrees":10.9084},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.0805},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.197,"elongation":121.264},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.197,"opposition_distance":58.736}},"eclipse_window_40days":[{"offset_days":11,"type":"solar","occurs":true,"moon_latitude":1.286,"elongation":0.972}]},"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":"05:13","sunsetLocal":"19:26","solarNoonLocal":"12:19","dayLengthHours":14.210118308761228,"dayLengthDisplay":"14 Hours 12 Mins 36 Secs","nightLengthDisplay":"9 Hours 47 Mins 24 Secs","moonriseLocal":"22:32","moonsetLocal":"09:52","rahuKala":{"name":"Rāhu Kāla","start":"07:00","end":"08:46","startHours":6.9938938758857425,"endHours":8.770158664480896,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:33","end":"12:19","startHours":10.546423453076049,"endHours":12.322688241671202,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:06","end":"15:53","startHours":14.098953030266355,"endHours":15.875217818861511,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.533323359334876,"endHours":9.006993969626915,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:49","end":"06:11","startHours":5.80971735015564,"endHours":6.188653838389272,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:48","startHours":11.849017631379162,"endHours":12.796358851963245,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:19","end":"04:16","startHours":3.322946646122425,"endHours":4.270287866706507,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:02","end":"05:13","startHours":4.033452561560486,"endHours":5.217629087290589,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:38","startHours":14.69104129313141,"endHours":15.638382513715491,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.227747396051818,"endHours":19.627747396051817,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:01","startHours":19.427747396051817,"endHours":20.01983565891687,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.177747396051817,"endHours":20.927747396051817,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:48","startHours":23.849017631379162,"endHours":24.79635885196324,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:13","end":"07:00","startHours":5.217629087290589,"endHours":6.9938938758857425,"quality":"auspicious"},{"name":"Kāla","start":"07:00","end":"08:46","startHours":6.9938938758857425,"endHours":8.770158664480896,"quality":"inauspicious"},{"name":"Śubha","start":"08:46","end":"10:33","startHours":8.770158664480896,"endHours":10.546423453076049,"quality":"auspicious"},{"name":"Roga","start":"10:33","end":"12:19","startHours":10.546423453076049,"endHours":12.322688241671202,"quality":"inauspicious"},{"name":"Udveg","start":"12:19","end":"14:06","startHours":12.322688241671202,"endHours":14.098953030266355,"quality":"inauspicious"},{"name":"Chala","start":"14:06","end":"15:53","startHours":14.098953030266355,"endHours":15.875217818861511,"quality":"neutral"},{"name":"Labha","start":"15:53","end":"17:39","startHours":15.875217818861511,"endHours":17.651482607456664,"quality":"auspicious"},{"name":"Amṛta","start":"17:39","end":"19:26","startHours":17.651482607456664,"endHours":19.427747396051817,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:26","end":"20:39","startHours":19.427747396051817,"endHours":20.651482607456664,"quality":"neutral"},{"name":"Labha","start":"20:39","end":"21:53","startHours":20.651482607456664,"endHours":21.87521781886151,"quality":"auspicious"},{"name":"Amṛta","start":"21:53","end":"23:06","startHours":21.87521781886151,"endHours":23.098953030266358,"quality":"auspicious"},{"name":"Kāla","start":"23:06","end":"00:19","startHours":23.098953030266358,"endHours":24.3226882416712,"quality":"inauspicious"},{"name":"Śubha","start":"00:19","end":"01:33","startHours":24.3226882416712,"endHours":25.546423453076052,"quality":"auspicious"},{"name":"Roga","start":"01:33","end":"02:46","startHours":25.546423453076052,"endHours":26.770158664480896,"quality":"inauspicious"},{"name":"Udveg","start":"02:46","end":"04:00","startHours":26.770158664480896,"endHours":27.993893875885743,"quality":"inauspicious"},{"name":"Chala","start":"04:00","end":"05:13","startHours":27.993893875885743,"endHours":29.21762908729059,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:13","end":"06:13","startHours":5.217629087290589,"endHours":6.217629087290589,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:13","end":"07:13","startHours":6.217629087290589,"endHours":7.217629087290589,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:13","end":"08:13","startHours":7.217629087290589,"endHours":8.21762908729059,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:13","end":"09:13","startHours":8.21762908729059,"endHours":9.21762908729059,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:13","end":"10:13","startHours":9.21762908729059,"endHours":10.21762908729059,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:13","end":"11:13","startHours":10.21762908729059,"endHours":11.21762908729059,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:13","end":"12:13","startHours":11.21762908729059,"endHours":12.21762908729059,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:13","end":"13:13","startHours":12.21762908729059,"endHours":13.21762908729059,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:13","end":"14:13","startHours":13.21762908729059,"endHours":14.21762908729059,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:13","end":"15:13","startHours":14.21762908729059,"endHours":15.21762908729059,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:13","end":"16:13","startHours":15.21762908729059,"endHours":16.21762908729059,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:13","end":"17:13","startHours":16.21762908729059,"endHours":17.21762908729059,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:13","end":"18:13","startHours":17.21762908729059,"endHours":18.21762908729059,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:13","end":"19:13","startHours":18.21762908729059,"endHours":19.21762908729059,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:13","end":"20:13","startHours":19.21762908729059,"endHours":20.21762908729059,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:13","end":"21:13","startHours":20.21762908729059,"endHours":21.21762908729059,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:13","end":"22:13","startHours":21.21762908729059,"endHours":22.21762908729059,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:13","end":"23:13","startHours":22.21762908729059,"endHours":23.21762908729059,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:13","end":"00:13","startHours":23.21762908729059,"endHours":24.21762908729059,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:13","end":"01:13","startHours":24.21762908729059,"endHours":25.21762908729059,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:13","end":"02:13","startHours":25.21762908729059,"endHours":26.21762908729059,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:13","end":"03:13","startHours":26.21762908729059,"endHours":27.21762908729059,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:13","end":"04:13","startHours":27.21762908729059,"endHours":28.21762908729059,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:13","end":"05:13","startHours":28.21762908729059,"endHours":29.21762908729059,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.14923728659355,"eotMinutes":-2.803294500272213,"ayanamsa":25.9344}},"calendars":{"vikram_samvat":2205,"vikram_samvatsara":"Durmati","saka_samvat":2070,"saka_samvatsara":"Kīlaka","bengali_samvat":1555,"malayalam_era":1324,"nanakshahi_year":679,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pañcamī · Vikram 2205 Durmati · Śaka 2070 Kīlaka"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 30, 2148 CE · Perth, Australia · Vidhyamitra","description":"December 30, 2148 CE for Perth, Australia: Kṛṣṇa Pañcamī, sūryodaya 05:13, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2148-12-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2148-12-30","sa":"https://sa.vidhyamitra.com/city/perth/2148-12-30","hi":"https://hi.vidhyamitra.com/city/perth/2148-12-30","x-default":"https://vidhyamitra.com/city/perth/2148-12-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:41:19.582Z","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":"2026-05-31T10:41:19.582Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:41:19.582Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}