{"id":"vidhyamitra:city-day:perth:2150-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2150-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2150-01-04","date_display":"January 4, 2150 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":2150,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2506334.770833,"kali_year":5251,"ahargana":1917869.2708,"sun":{"sidereal_longitude":257.0464,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":316.8828,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.8364,"elapsed_within_tithi_degrees":11.8364},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":316.8828,"elapsed_within_degrees":10.2162},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.9292},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":2150,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2506334.770833,"ahargana":1917869.2708,"kali_year":5251,"ayanamsa_lahiri":25.9485,"grahas":{"sun":{"sidereal_longitude":257.626838,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":314.6387380000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":-3.6771},"mars":{"sidereal_longitude":240.51543800000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":235.31323799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":239.27243799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":216.623338,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":55.404038000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":82.0566,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":262.0566,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2150,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2506334.770833,"kali_year":5251,"ahargana":1917869.2708,"sun":{"sidereal_longitude":257.0464,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":316.8828,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.8364,"elapsed_within_tithi_degrees":11.8364},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":316.8828,"elapsed_within_degrees":10.2162},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.9292},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.677,"elongation":59.836},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.677,"opposition_distance":120.164}},"eclipse_window_40days":[{"offset_days":-5,"type":"solar","occurs":true,"moon_latitude":0.781,"elongation":0.415}]},"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":"05:17","sunsetLocal":"19:27","solarNoonLocal":"12:22","dayLengthHours":14.168286930033815,"dayLengthDisplay":"14 Hours 10 Mins 06 Secs","nightLengthDisplay":"9 Hours 49 Mins 54 Secs","moonriseLocal":"09:48","moonsetLocal":"22:31","rahuKala":{"name":"Rāhu Kāla","start":"17:40","end":"19:27","startHours":17.67280604651845,"endHours":19.443841912772676,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:22","end":"14:08","startHours":12.359698447755768,"endHours":14.130734314009995,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:54","end":"17:40","startHours":15.901770180264222,"endHours":17.67280604651845,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:03","startHours":8.581488599746752,"endHours":9.053764830747879,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:15","startHours":5.865900271490269,"endHours":6.243721256291171,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:50","startHours":11.887422216754642,"endHours":12.831974678756895,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:20","startHours":3.3864500587343516,"endHours":4.3310025207366065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:06","end":"05:17","startHours":4.094864405236042,"endHours":5.275554982738861,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:40","startHours":14.721079602761405,"endHours":15.66563206476366,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.243841912772677,"endHours":19.643841912772675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.443841912772676,"endHours":20.034187201524084,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.193841912772676,"endHours":20.943841912772676,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:50","startHours":23.88742221675464,"endHours":24.831974678756897,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:17","end":"07:03","startHours":5.275554982738861,"endHours":7.0465908489930875,"quality":"inauspicious"},{"name":"Chala","start":"07:03","end":"08:49","startHours":7.0465908489930875,"endHours":8.817626715247314,"quality":"neutral"},{"name":"Labha","start":"08:49","end":"10:35","startHours":8.817626715247314,"endHours":10.588662581501541,"quality":"auspicious"},{"name":"Amṛta","start":"10:35","end":"12:22","startHours":10.588662581501541,"endHours":12.359698447755768,"quality":"auspicious"},{"name":"Kāla","start":"12:22","end":"14:08","startHours":12.359698447755768,"endHours":14.130734314009995,"quality":"inauspicious"},{"name":"Śubha","start":"14:08","end":"15:54","startHours":14.130734314009995,"endHours":15.901770180264222,"quality":"auspicious"},{"name":"Roga","start":"15:54","end":"17:40","startHours":15.901770180264222,"endHours":17.67280604651845,"quality":"inauspicious"},{"name":"Udveg","start":"17:40","end":"19:27","startHours":17.67280604651845,"endHours":19.443841912772676,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:27","end":"20:40","startHours":19.443841912772676,"endHours":20.67280604651845,"quality":"auspicious"},{"name":"Roga","start":"20:40","end":"21:54","startHours":20.67280604651845,"endHours":21.901770180264222,"quality":"inauspicious"},{"name":"Udveg","start":"21:54","end":"23:08","startHours":21.901770180264222,"endHours":23.130734314009995,"quality":"inauspicious"},{"name":"Chala","start":"23:08","end":"00:22","startHours":23.130734314009995,"endHours":24.35969844775577,"quality":"neutral"},{"name":"Labha","start":"00:22","end":"01:35","startHours":24.35969844775577,"endHours":25.58866258150154,"quality":"auspicious"},{"name":"Amṛta","start":"01:35","end":"02:49","startHours":25.58866258150154,"endHours":26.817626715247314,"quality":"auspicious"},{"name":"Kāla","start":"02:49","end":"04:03","startHours":26.817626715247314,"endHours":28.046590848993088,"quality":"inauspicious"},{"name":"Śubha","start":"04:03","end":"05:17","startHours":28.046590848993088,"endHours":29.27555498273886,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:17","end":"06:17","startHours":5.275554982738861,"endHours":6.275554982738861,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:17","end":"07:17","startHours":6.275554982738861,"endHours":7.275554982738861,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:17","end":"08:17","startHours":7.275554982738861,"endHours":8.27555498273886,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:17","end":"09:17","startHours":8.27555498273886,"endHours":9.27555498273886,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:17","end":"10:17","startHours":9.27555498273886,"endHours":10.27555498273886,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:17","end":"11:17","startHours":10.27555498273886,"endHours":11.27555498273886,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:17","end":"12:17","startHours":11.27555498273886,"endHours":12.27555498273886,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:17","end":"13:17","startHours":12.27555498273886,"endHours":13.27555498273886,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:17","end":"14:17","startHours":13.27555498273886,"endHours":14.27555498273886,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:17","end":"15:17","startHours":14.27555498273886,"endHours":15.27555498273886,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:17","end":"16:17","startHours":15.27555498273886,"endHours":16.27555498273886,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:17","end":"17:17","startHours":16.27555498273886,"endHours":17.27555498273886,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:17","end":"18:17","startHours":17.27555498273886,"endHours":18.27555498273886,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:17","end":"19:17","startHours":18.27555498273886,"endHours":19.27555498273886,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:17","end":"20:17","startHours":19.27555498273886,"endHours":20.27555498273886,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:17","end":"21:17","startHours":20.27555498273886,"endHours":21.27555498273886,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:17","end":"22:17","startHours":21.27555498273886,"endHours":22.27555498273886,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:17","end":"23:17","startHours":22.27555498273886,"endHours":23.27555498273886,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:17","end":"00:17","startHours":23.27555498273886,"endHours":24.27555498273886,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:17","end":"01:17","startHours":24.27555498273886,"endHours":25.27555498273886,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:17","end":"02:17","startHours":25.27555498273886,"endHours":26.27555498273886,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:17","end":"03:17","startHours":26.27555498273886,"endHours":27.27555498273886,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:17","end":"04:17","startHours":27.27555498273886,"endHours":28.27555498273886,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:17","end":"05:17","startHours":28.27555498273886,"endHours":29.27555498273886,"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","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":-22.744389778478595,"eotMinutes":-5.02390686534617,"ayanamsa":25.9485}},"calendars":{"vikram_samvat":2207,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":2072,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1557,"malayalam_era":1326,"nanakshahi_year":681,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","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 Śukla Pañcamī · Vikram 2207 Rudhirodgāri · Śaka 2072 Sādhāraṇa"},"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 January 4, 2150 CE · Perth, Australia · Vidhyamitra","description":"January 4, 2150 CE for Perth, Australia: Śukla Pañcamī, sūryodaya 05:17, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2150-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2150-01-04","sa":"https://sa.vidhyamitra.com/city/perth/2150-01-04","hi":"https://hi.vidhyamitra.com/city/perth/2150-01-04","x-default":"https://vidhyamitra.com/city/perth/2150-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:14:23.591Z","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":"2026-05-31T23:14:23.591Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:14:23.591Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}