{"id":"vidhyamitra:city-day:perth:2159-12-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2159-12-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2159-12-29","date_display":"December 29, 2159 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":2159,"month":12,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509980.770833,"kali_year":5261,"ahargana":1921515.2708,"sun":{"sidereal_longitude":250.2742,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":123.9258,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":233.6516,"elapsed_within_tithi_degrees":5.6516},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.9258,"elapsed_within_degrees":3.9258},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.2},"karana":{"half_tithi_index":38,"name":"Kaulava"},"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":2159,"month":12,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509980.770833,"ahargana":1921515.2708,"kali_year":5261,"ayanamsa_lahiri":26.0879,"grahas":{"sun":{"sidereal_longitude":250.93793400000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":127.94313399999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false,"latitude":-3.6873},"mars":{"sidereal_longitude":318.659534,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":263.155434,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":191.28603399999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":219.60533399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":190.765534,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":248.874,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":68.874,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2159,"month":12,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509980.770833,"kali_year":5261,"ahargana":1921515.2708,"sun":{"sidereal_longitude":250.2742,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":123.9258,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":233.6516,"elapsed_within_tithi_degrees":5.6516},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":123.9258,"elapsed_within_degrees":3.9258},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.2},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.687,"elongation":126.348},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.687,"opposition_distance":53.652}},"eclipse_window_40days":[{"offset_days":-4,"type":"lunar","occurs":true,"moon_latitude":0.227,"opposition_distance":0.032}]},"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":"05:12","sunsetLocal":"19:26","solarNoonLocal":"12:19","dayLengthHours":14.220594074663378,"dayLengthDisplay":"14 Hours 13 Mins 14 Secs","nightLengthDisplay":"9 Hours 46 Mins 46 Secs","moonriseLocal":"22:29","moonsetLocal":"09:44","rahuKala":{"name":"Rāhu Kāla","start":"08:46","end":"10:32","startHours":8.759931088743649,"endHours":10.53750534807657,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:06","end":"15:52","startHours":14.092653866742415,"endHours":15.870228126075336,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:12","end":"06:59","startHours":5.204782570077803,"endHours":6.982356829410726,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:31","end":"09:00","startHours":8.522921187499259,"endHours":8.996940989988037,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:48","end":"06:11","startHours":5.797307323188777,"endHours":6.1765231651798,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:47","startHours":11.841059804920713,"endHours":12.789099409898272,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:19","end":"04:15","startHours":3.3087033601226863,"endHours":4.256742965100245,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:01","end":"05:12","startHours":4.019733063855855,"endHours":5.204782570077803,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:38","startHours":14.685178619853389,"endHours":15.633218224830948,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.225376644741182,"endHours":19.62537664474118,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:01","startHours":19.42537664474118,"endHours":20.017901397852157,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.17537664474118,"endHours":20.92537664474118,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:47","startHours":23.841059804920715,"endHours":24.789099409898274,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:12","end":"06:59","startHours":5.204782570077803,"endHours":6.982356829410726,"quality":"inauspicious"},{"name":"Śubha","start":"06:59","end":"08:46","startHours":6.982356829410726,"endHours":8.759931088743649,"quality":"auspicious"},{"name":"Roga","start":"08:46","end":"10:32","startHours":8.759931088743649,"endHours":10.53750534807657,"quality":"inauspicious"},{"name":"Udveg","start":"10:32","end":"12:19","startHours":10.53750534807657,"endHours":12.315079607409492,"quality":"inauspicious"},{"name":"Chala","start":"12:19","end":"14:06","startHours":12.315079607409492,"endHours":14.092653866742415,"quality":"neutral"},{"name":"Labha","start":"14:06","end":"15:52","startHours":14.092653866742415,"endHours":15.870228126075336,"quality":"auspicious"},{"name":"Amṛta","start":"15:52","end":"17:39","startHours":15.870228126075336,"endHours":17.64780238540826,"quality":"auspicious"},{"name":"Kāla","start":"17:39","end":"19:26","startHours":17.64780238540826,"endHours":19.42537664474118,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:26","end":"20:39","startHours":19.42537664474118,"endHours":20.64780238540826,"quality":"auspicious"},{"name":"Amṛta","start":"20:39","end":"21:52","startHours":20.64780238540826,"endHours":21.870228126075336,"quality":"auspicious"},{"name":"Kāla","start":"21:52","end":"23:06","startHours":21.870228126075336,"endHours":23.092653866742413,"quality":"inauspicious"},{"name":"Śubha","start":"23:06","end":"00:19","startHours":23.092653866742413,"endHours":24.315079607409494,"quality":"auspicious"},{"name":"Roga","start":"00:19","end":"01:32","startHours":24.315079607409494,"endHours":25.53750534807657,"quality":"inauspicious"},{"name":"Udveg","start":"01:32","end":"02:46","startHours":25.53750534807657,"endHours":26.75993108874365,"quality":"inauspicious"},{"name":"Chala","start":"02:46","end":"03:59","startHours":26.75993108874365,"endHours":27.982356829410726,"quality":"neutral"},{"name":"Labha","start":"03:59","end":"05:12","startHours":27.982356829410726,"endHours":29.204782570077803,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.204782570077803,"endHours":6.204782570077803,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.204782570077803,"endHours":7.204782570077803,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.204782570077803,"endHours":8.204782570077803,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.204782570077803,"endHours":9.204782570077803,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.204782570077803,"endHours":10.204782570077803,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.204782570077803,"endHours":11.204782570077803,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.204782570077803,"endHours":12.204782570077803,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.204782570077803,"endHours":13.204782570077803,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.204782570077803,"endHours":14.204782570077803,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.204782570077803,"endHours":15.204782570077803,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.204782570077803,"endHours":16.204782570077803,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.204782570077803,"endHours":17.204782570077803,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.204782570077803,"endHours":18.204782570077803,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.204782570077803,"endHours":19.204782570077803,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.204782570077803,"endHours":20.204782570077803,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.204782570077803,"endHours":21.204782570077803,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.204782570077803,"endHours":22.204782570077803,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.204782570077803,"endHours":23.204782570077803,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.204782570077803,"endHours":24.204782570077803,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.204782570077803,"endHours":25.204782570077803,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.204782570077803,"endHours":26.204782570077803,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.204782570077803,"endHours":27.204782570077803,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.204782570077803,"endHours":28.204782570077803,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.204782570077803,"endHours":29.204782570077803,"planetary_lord":"Mercury"}],"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":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.25012921081164,"eotMinutes":-2.3467764445695645,"ayanamsa":26.0879}},"calendars":{"vikram_samvat":2216,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2081,"saka_samvatsara":"Siddhārthī","bengali_samvat":1566,"malayalam_era":1335,"nanakshahi_year":690,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pañcamī · Vikram 2216 Aṅgirasa · Śaka 2081 Siddhārthī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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 December 29, 2159 CE · Perth, Australia · Vidhyamitra","description":"December 29, 2159 CE for Perth, Australia: Kṛṣṇa Pañcamī, sūryodaya 05:12, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2159-12-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2159-12-29","sa":"https://sa.vidhyamitra.com/city/perth/2159-12-29","hi":"https://hi.vidhyamitra.com/city/perth/2159-12-29","x-default":"https://vidhyamitra.com/city/perth/2159-12-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-27T16:09:15.831Z","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":"2026-05-27T16:09:15.831Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-27T16:09:15.831Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}