{"id":"vidhyamitra:city-day:perth:2024-01-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2024-01-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2024-01-27","date_display":"January 27, 2024 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":2024,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460336.770833,"kali_year":5125,"ahargana":1871871.2708,"sun":{"sidereal_longitude":282.3067,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":118.8723,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":196.5657,"elapsed_within_tithi_degrees":4.5657},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.8723,"elapsed_within_degrees":12.2057},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.179},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2024,"month":1,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460336.770833,"ahargana":1871871.2708,"kali_year":5125,"ayanamsa_lahiri":24.1893,"grahas":{"sun":{"sidereal_longitude":282.3864,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":116.7088,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":3.911},"mars":{"sidereal_longitude":262.379,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":261.9452,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":12.637099999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":250.00959999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":311.78700000000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":359.252,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":179.252,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2024,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460336.770833,"kali_year":5125,"ahargana":1871871.2708,"sun":{"sidereal_longitude":282.3067,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":118.8723,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":196.5657,"elapsed_within_tithi_degrees":4.5657},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.8723,"elapsed_within_degrees":12.2057},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.179},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.911,"elongation":163.434},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.911,"opposition_distance":16.566}},"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":"05:37","sunsetLocal":"19:22","solarNoonLocal":"12:29","dayLengthHours":13.759575009099823,"dayLengthDisplay":"13 Hours 45 Mins 34 Secs","nightLengthDisplay":"10 Hours 14 Mins 26 Secs","moonriseLocal":"20:01","moonsetLocal":"06:52","rahuKala":{"name":"Rāhu Kāla","start":"09:03","end":"10:46","startHours":9.048819672839695,"endHours":10.768766548977174,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:13","end":"15:56","startHours":14.208660301252129,"endHours":15.928607177389608,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:37","end":"07:20","startHours":5.60892592056474,"endHours":7.328872796702218,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:17","startHours":8.819493422688032,"endHours":9.27814592299136,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:33","startHours":6.182241545943899,"endHours":6.549163546186561,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:57","startHours":12.030060924811325,"endHours":12.947365925417978,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:46","end":"04:41","startHours":3.77431591935143,"endHours":4.691620919958085,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:37","startHours":4.462294669806422,"endHours":5.60892592056474,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.781975926631288,"endHours":15.699280927237943,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.168500929664564,"endHours":19.568500929664562,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:57","startHours":19.368500929664563,"endHours":19.941816555043722,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.118500929664563,"endHours":20.868500929664563,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:57","startHours":24.030060924811327,"endHours":24.94736592541798,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:37","end":"07:20","startHours":5.60892592056474,"endHours":7.328872796702218,"quality":"inauspicious"},{"name":"Śubha","start":"07:20","end":"09:03","startHours":7.328872796702218,"endHours":9.048819672839695,"quality":"auspicious"},{"name":"Roga","start":"09:03","end":"10:46","startHours":9.048819672839695,"endHours":10.768766548977174,"quality":"inauspicious"},{"name":"Udveg","start":"10:46","end":"12:29","startHours":10.768766548977174,"endHours":12.488713425114652,"quality":"inauspicious"},{"name":"Chala","start":"12:29","end":"14:13","startHours":12.488713425114652,"endHours":14.208660301252129,"quality":"neutral"},{"name":"Labha","start":"14:13","end":"15:56","startHours":14.208660301252129,"endHours":15.928607177389608,"quality":"auspicious"},{"name":"Amṛta","start":"15:56","end":"17:39","startHours":15.928607177389608,"endHours":17.648554053527086,"quality":"auspicious"},{"name":"Kāla","start":"17:39","end":"19:22","startHours":17.648554053527086,"endHours":19.368500929664563,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:22","end":"20:39","startHours":19.368500929664563,"endHours":20.648554053527086,"quality":"auspicious"},{"name":"Amṛta","start":"20:39","end":"21:56","startHours":20.648554053527086,"endHours":21.92860717738961,"quality":"auspicious"},{"name":"Kāla","start":"21:56","end":"23:13","startHours":21.92860717738961,"endHours":23.20866030125213,"quality":"inauspicious"},{"name":"Śubha","start":"23:13","end":"00:29","startHours":23.20866030125213,"endHours":24.488713425114653,"quality":"auspicious"},{"name":"Roga","start":"00:29","end":"01:46","startHours":24.488713425114653,"endHours":25.768766548977176,"quality":"inauspicious"},{"name":"Udveg","start":"01:46","end":"03:03","startHours":25.768766548977176,"endHours":27.048819672839695,"quality":"inauspicious"},{"name":"Chala","start":"03:03","end":"04:20","startHours":27.048819672839695,"endHours":28.328872796702218,"quality":"neutral"},{"name":"Labha","start":"04:20","end":"05:37","startHours":28.328872796702218,"endHours":29.60892592056474,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:37","end":"06:37","startHours":5.60892592056474,"endHours":6.60892592056474,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:37","end":"07:37","startHours":6.60892592056474,"endHours":7.60892592056474,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:37","end":"08:37","startHours":7.60892592056474,"endHours":8.60892592056474,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:37","end":"09:37","startHours":8.60892592056474,"endHours":9.60892592056474,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:37","end":"10:37","startHours":9.60892592056474,"endHours":10.60892592056474,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:37","end":"11:37","startHours":10.60892592056474,"endHours":11.60892592056474,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:37","end":"12:37","startHours":11.60892592056474,"endHours":12.60892592056474,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:37","end":"13:37","startHours":12.60892592056474,"endHours":13.60892592056474,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:37","end":"14:37","startHours":13.60892592056474,"endHours":14.60892592056474,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:37","end":"15:37","startHours":14.60892592056474,"endHours":15.60892592056474,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:37","end":"16:37","startHours":15.60892592056474,"endHours":16.60892592056474,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:37","end":"17:37","startHours":16.60892592056474,"endHours":17.60892592056474,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:37","end":"18:37","startHours":17.60892592056474,"endHours":18.60892592056474,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:37","end":"19:37","startHours":18.60892592056474,"endHours":19.60892592056474,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:37","end":"20:37","startHours":19.60892592056474,"endHours":20.60892592056474,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:37","end":"21:37","startHours":20.60892592056474,"endHours":21.60892592056474,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:37","end":"22:37","startHours":21.60892592056474,"endHours":22.60892592056474,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:37","end":"23:37","startHours":22.60892592056474,"endHours":23.60892592056474,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:37","end":"00:37","startHours":23.60892592056474,"endHours":24.60892592056474,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:37","end":"01:37","startHours":24.60892592056474,"endHours":25.60892592056474,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:37","end":"02:37","startHours":25.60892592056474,"endHours":26.60892592056474,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:37","end":"03:37","startHours":26.60892592056474,"endHours":27.60892592056474,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:37","end":"04:37","startHours":27.60892592056474,"endHours":28.60892592056474,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:37","end":"05:37","startHours":28.60892592056474,"endHours":29.60892592056474,"planetary_lord":"Mercury"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-18.627073530613618,"eotMinutes":-12.76480550687915,"ayanamsa":24.1893}},"calendars":{"vikram_samvat":2081,"vikram_samvatsara":"Piṅgala","saka_samvat":1946,"saka_samvatsara":"Krodhi","bengali_samvat":1431,"malayalam_era":1200,"nanakshahi_year":555,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvitīyā · Vikram 2081 Piṅgala · Śaka 1946 Krodhi"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 27, 2024 CE · Perth, Australia · Vidhyamitra","description":"January 27, 2024 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 05:37, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2024-01-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2024-01-27","sa":"https://sa.vidhyamitra.com/city/perth/2024-01-27","hi":"https://hi.vidhyamitra.com/city/perth/2024-01-27","x-default":"https://vidhyamitra.com/city/perth/2024-01-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T05:05:41.589Z","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":"2026-05-15T05:05:41.589Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T05:05:41.589Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}