{"id":"vidhyamitra:city-day:perth:2006-01-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2006-01-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2006-01-27","date_display":"January 27, 2006 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":2006,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453762.770833,"kali_year":5107,"ahargana":1865297.2708,"sun":{"sidereal_longitude":282.9799,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":248.4954,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.5155,"elapsed_within_tithi_degrees":1.5155},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.4954,"elapsed_within_degrees":8.4954},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.4753},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2006,"month":1,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453762.770833,"ahargana":1865297.2708,"kali_year":5107,"ayanamsa_lahiri":23.9378,"grahas":{"sun":{"sidereal_longitude":283.01257499999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":247.55877499999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":-4.4435},"mars":{"sidereal_longitude":25.915174999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":283.065975,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":203.50687500000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":262.932375,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":103.84937500000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":347.5742,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":167.5742,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2006,"month":1,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453762.770833,"kali_year":5107,"ahargana":1865297.2708,"sun":{"sidereal_longitude":282.9799,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":248.4954,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":325.5155,"elapsed_within_tithi_degrees":1.5155},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.4954,"elapsed_within_degrees":8.4954},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.4753},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.444,"elongation":34.485},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.444,"opposition_distance":145.515}},"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":13.750553154895716,"dayLengthDisplay":"13 Hours 45 Mins 02 Secs","nightLengthDisplay":"10 Hours 14 Mins 58 Secs","moonriseLocal":"03:02","moonsetLocal":"17:13","rahuKala":{"name":"Rāhu Kāla","start":"10:46","end":"12:29","startHours":10.769894280752688,"endHours":12.488713425114652,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:56","end":"17:39","startHours":15.926351713838582,"endHours":17.645170858200544,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:20","end":"09:03","startHours":7.332255992028758,"endHours":9.051075136390722,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:17","startHours":8.821899250475795,"endHours":9.280251022305652,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:33","startHours":6.186376562454115,"endHours":6.553057979918001,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:57","startHours":12.030361653284794,"endHours":12.947065196944509,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:47","end":"04:42","startHours":3.780029760347365,"endHours":4.696733304007079,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:37","startHours":4.4675574180921505,"endHours":5.613436847666794,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.780472284263938,"endHours":15.697175827923653,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.16399000256251,"endHours":19.56399000256251,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:56","startHours":19.36399000256251,"endHours":19.93692971734983,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.11399000256251,"endHours":20.86399000256251,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:57","startHours":24.030361653284796,"endHours":24.94706519694451,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:37","end":"07:20","startHours":5.613436847666794,"endHours":7.332255992028758,"quality":"neutral"},{"name":"Labha","start":"07:20","end":"09:03","startHours":7.332255992028758,"endHours":9.051075136390722,"quality":"auspicious"},{"name":"Amṛta","start":"09:03","end":"10:46","startHours":9.051075136390722,"endHours":10.769894280752688,"quality":"auspicious"},{"name":"Kāla","start":"10:46","end":"12:29","startHours":10.769894280752688,"endHours":12.488713425114652,"quality":"inauspicious"},{"name":"Śubha","start":"12:29","end":"14:12","startHours":12.488713425114652,"endHours":14.207532569476616,"quality":"auspicious"},{"name":"Roga","start":"14:12","end":"15:56","startHours":14.207532569476616,"endHours":15.926351713838582,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:39","startHours":15.926351713838582,"endHours":17.645170858200544,"quality":"inauspicious"},{"name":"Chala","start":"17:39","end":"19:22","startHours":17.645170858200544,"endHours":19.36399000256251,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:22","end":"20:39","startHours":19.36399000256251,"endHours":20.645170858200544,"quality":"inauspicious"},{"name":"Udveg","start":"20:39","end":"21:56","startHours":20.645170858200544,"endHours":21.92635171383858,"quality":"inauspicious"},{"name":"Chala","start":"21:56","end":"23:12","startHours":21.92635171383858,"endHours":23.207532569476616,"quality":"neutral"},{"name":"Labha","start":"23:12","end":"00:29","startHours":23.207532569476616,"endHours":24.488713425114653,"quality":"auspicious"},{"name":"Amṛta","start":"00:29","end":"01:46","startHours":24.488713425114653,"endHours":25.769894280752688,"quality":"auspicious"},{"name":"Kāla","start":"01:46","end":"03:03","startHours":25.769894280752688,"endHours":27.051075136390722,"quality":"inauspicious"},{"name":"Śubha","start":"03:03","end":"04:20","startHours":27.051075136390722,"endHours":28.332255992028756,"quality":"auspicious"},{"name":"Roga","start":"04:20","end":"05:37","startHours":28.332255992028756,"endHours":29.613436847666794,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:37","end":"06:37","startHours":5.613436847666794,"endHours":6.613436847666794,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:37","end":"07:37","startHours":6.613436847666794,"endHours":7.613436847666794,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:37","end":"08:37","startHours":7.613436847666794,"endHours":8.613436847666794,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:37","end":"09:37","startHours":8.613436847666794,"endHours":9.613436847666794,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:37","end":"10:37","startHours":9.613436847666794,"endHours":10.613436847666794,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:37","end":"11:37","startHours":10.613436847666794,"endHours":11.613436847666794,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:37","end":"12:37","startHours":11.613436847666794,"endHours":12.613436847666794,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:37","end":"13:37","startHours":12.613436847666794,"endHours":13.613436847666794,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:37","end":"14:37","startHours":13.613436847666794,"endHours":14.613436847666794,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:37","end":"15:37","startHours":14.613436847666794,"endHours":15.613436847666794,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:37","end":"16:37","startHours":15.613436847666794,"endHours":16.613436847666794,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:37","end":"17:37","startHours":16.613436847666794,"endHours":17.613436847666794,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:37","end":"18:37","startHours":17.613436847666794,"endHours":18.613436847666794,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:37","end":"19:37","startHours":18.613436847666794,"endHours":19.613436847666794,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:37","end":"20:37","startHours":19.613436847666794,"endHours":20.613436847666794,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:37","end":"21:37","startHours":20.613436847666794,"endHours":21.613436847666794,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:37","end":"22:37","startHours":21.613436847666794,"endHours":22.613436847666794,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:37","end":"23:37","startHours":22.613436847666794,"endHours":23.613436847666794,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:37","end":"00:37","startHours":23.613436847666794,"endHours":24.613436847666794,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:37","end":"01:37","startHours":24.613436847666794,"endHours":25.613436847666794,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:37","end":"02:37","startHours":25.613436847666794,"endHours":26.613436847666794,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:37","end":"03:37","startHours":26.613436847666794,"endHours":27.613436847666794,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:37","end":"04:37","startHours":27.613436847666794,"endHours":28.613436847666794,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:37","end":"05:37","startHours":28.613436847666794,"endHours":29.613436847666794,"planetary_lord":"Mars"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.53297972234069,"eotMinutes":-12.76480550687915,"ayanamsa":23.9378}},"calendars":{"vikram_samvat":2063,"vikram_samvatsara":"Vikāri","saka_samvat":1928,"saka_samvatsara":"Vyaya","bengali_samvat":1413,"malayalam_era":1182,"nanakshahi_year":537,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 2063 Vikāri · Śaka 1928 Vyaya"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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, 2006 CE · Perth, Australia · Vidhyamitra","description":"January 27, 2006 CE for Perth, Australia: Kṛṣṇa Trayodaśī, sūryodaya 05:37, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2006-01-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2006-01-27","sa":"https://sa.vidhyamitra.com/city/perth/2006-01-27","hi":"https://hi.vidhyamitra.com/city/perth/2006-01-27","x-default":"https://vidhyamitra.com/city/perth/2006-01-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:38:52.168Z","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":"2026-05-31T18:38:52.168Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:38:52.168Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}