{"id":"vidhyamitra:city-day:perth:2022-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2022-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2022-01-13","date_display":"January 13, 2022 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":2022,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459592.770833,"kali_year":5123,"ahargana":1871127.2708,"sun":{"sidereal_longitude":268.4768,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":32.4076,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.9309,"elapsed_within_tithi_degrees":3.9309},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.4076,"elapsed_within_degrees":5.741},"yoga":{"number":23,"name":"Śubha","sum_longitude":300.8844},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2022,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459592.770833,"ahargana":1871127.2708,"kali_year":5123,"ayanamsa_lahiri":24.1608,"grahas":{"sun":{"sidereal_longitude":268.65932599999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":34.761026000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-0.4906},"mars":{"sidereal_longitude":237.25622599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":285.746126,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":308.833026,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":261.73062600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":289.1353260000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":38.6727,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":218.6727,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2022,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459592.770833,"kali_year":5123,"ahargana":1871127.2708,"sun":{"sidereal_longitude":268.4768,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":32.4076,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.9309,"elapsed_within_tithi_degrees":3.9309},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.4076,"elapsed_within_degrees":5.741},"yoga":{"number":23,"name":"Śubha","sum_longitude":300.8844},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.491,"elongation":123.931},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.491,"opposition_distance":56.069}},"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":"05:24","sunsetLocal":"19:26","solarNoonLocal":"12:25","dayLengthHours":14.04229333453846,"dayLengthDisplay":"14 Hours 02 Mins 32 Secs","nightLengthDisplay":"9 Hours 57 Mins 28 Secs","moonriseLocal":"15:39","moonsetLocal":"02:00","rahuKala":{"name":"Rāhu Kāla","start":"14:11","end":"15:56","startHours":14.175185525006867,"endHours":15.930472191824176,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:24","end":"07:09","startHours":5.398752190920331,"endHours":7.154038857737639,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:55","end":"10:40","startHours":8.909325524554946,"endHours":10.664612191372253,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:09","startHours":8.675287302312638,"endHours":9.143363746797254,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:59","end":"06:21","startHours":5.9838477465261,"endHours":6.358308902113793,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:53","startHours":11.951822413704944,"endHours":12.887975302674176,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:32","end":"04:28","startHours":3.52644641298187,"endHours":4.4625993019511005,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:14","end":"05:24","startHours":4.2285610797087925,"endHours":5.398752190920331,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:42","startHours":14.76028108061264,"endHours":15.69643396958187,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.24104552545879,"endHours":19.64104552545879,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:02","startHours":19.44104552545879,"endHours":20.02614108106456,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.19104552545879,"endHours":20.94104552545879,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:53","startHours":23.951822413704946,"endHours":24.887975302674178,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:24","end":"07:09","startHours":5.398752190920331,"endHours":7.154038857737639,"quality":"auspicious"},{"name":"Roga","start":"07:09","end":"08:55","startHours":7.154038857737639,"endHours":8.909325524554946,"quality":"inauspicious"},{"name":"Udveg","start":"08:55","end":"10:40","startHours":8.909325524554946,"endHours":10.664612191372253,"quality":"inauspicious"},{"name":"Chala","start":"10:40","end":"12:25","startHours":10.664612191372253,"endHours":12.419898858189562,"quality":"neutral"},{"name":"Labha","start":"12:25","end":"14:11","startHours":12.419898858189562,"endHours":14.175185525006867,"quality":"auspicious"},{"name":"Amṛta","start":"14:11","end":"15:56","startHours":14.175185525006867,"endHours":15.930472191824176,"quality":"auspicious"},{"name":"Kāla","start":"15:56","end":"17:41","startHours":15.930472191824176,"endHours":17.685758858641485,"quality":"inauspicious"},{"name":"Śubha","start":"17:41","end":"19:26","startHours":17.685758858641485,"endHours":19.44104552545879,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:26","end":"20:41","startHours":19.44104552545879,"endHours":20.68575885864148,"quality":"auspicious"},{"name":"Kāla","start":"20:41","end":"21:56","startHours":20.68575885864148,"endHours":21.930472191824176,"quality":"inauspicious"},{"name":"Śubha","start":"21:56","end":"23:11","startHours":21.930472191824176,"endHours":23.175185525006867,"quality":"auspicious"},{"name":"Roga","start":"23:11","end":"00:25","startHours":23.175185525006867,"endHours":24.419898858189562,"quality":"inauspicious"},{"name":"Udveg","start":"00:25","end":"01:40","startHours":24.419898858189562,"endHours":25.664612191372253,"quality":"inauspicious"},{"name":"Chala","start":"01:40","end":"02:55","startHours":25.664612191372253,"endHours":26.909325524554944,"quality":"neutral"},{"name":"Labha","start":"02:55","end":"04:09","startHours":26.909325524554944,"endHours":28.15403885773764,"quality":"auspicious"},{"name":"Amṛta","start":"04:09","end":"05:24","startHours":28.15403885773764,"endHours":29.39875219092033,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:24","end":"06:24","startHours":5.398752190920331,"endHours":6.398752190920331,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:24","end":"07:24","startHours":6.398752190920331,"endHours":7.398752190920331,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:24","end":"08:24","startHours":7.398752190920331,"endHours":8.39875219092033,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:24","end":"09:24","startHours":8.39875219092033,"endHours":9.39875219092033,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:24","end":"10:24","startHours":9.39875219092033,"endHours":10.39875219092033,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:24","end":"11:24","startHours":10.39875219092033,"endHours":11.39875219092033,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:24","end":"12:24","startHours":11.39875219092033,"endHours":12.39875219092033,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:24","end":"13:24","startHours":12.39875219092033,"endHours":13.39875219092033,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:24","end":"14:24","startHours":13.39875219092033,"endHours":14.39875219092033,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:24","end":"15:24","startHours":14.39875219092033,"endHours":15.39875219092033,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:24","end":"16:24","startHours":15.39875219092033,"endHours":16.39875219092033,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:24","end":"17:24","startHours":16.39875219092033,"endHours":17.39875219092033,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:24","end":"18:24","startHours":17.39875219092033,"endHours":18.39875219092033,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:24","end":"19:24","startHours":18.39875219092033,"endHours":19.39875219092033,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:24","end":"20:24","startHours":19.39875219092033,"endHours":20.39875219092033,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:24","end":"21:24","startHours":20.39875219092033,"endHours":21.39875219092033,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:24","end":"22:24","startHours":21.39875219092033,"endHours":22.39875219092033,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:24","end":"23:24","startHours":22.39875219092033,"endHours":23.39875219092033,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:24","end":"00:24","startHours":23.39875219092033,"endHours":24.39875219092033,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:24","end":"01:24","startHours":24.39875219092033,"endHours":25.39875219092033,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:24","end":"02:24","startHours":25.39875219092033,"endHours":26.39875219092033,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:24","end":"03:24","startHours":26.39875219092033,"endHours":27.39875219092033,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:24","end":"04:24","startHours":27.39875219092033,"endHours":28.39875219092033,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:24","end":"05:24","startHours":28.39875219092033,"endHours":29.39875219092033,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"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":-21.506128099744146,"eotMinutes":-8.635931491373626,"ayanamsa":24.1608}},"calendars":{"vikram_samvat":2079,"vikram_samvatsara":"Rākṣasa","saka_samvat":1944,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1429,"malayalam_era":1198,"nanakshahi_year":553,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ekādaśī · Vikram 2079 Rākṣasa · Śaka 1944 Śubhakṛt"},"festivals":[{"id":"putrada-ekadashi","name":"Pauṣa Putradā Ekādaśī","name_sanskrit":"पौष पुत्रदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Ekādaśī granting putra-prāpti.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":4},{"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":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5},{"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 13, 2022 CE · Perth, Australia · Vidhyamitra","description":"January 13, 2022 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 05:24, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2022-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2022-01-13","sa":"https://sa.vidhyamitra.com/city/perth/2022-01-13","hi":"https://hi.vidhyamitra.com/city/perth/2022-01-13","x-default":"https://vidhyamitra.com/city/perth/2022-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T03:23:34.742Z","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":"2026-05-15T03:23:34.742Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T03:23:34.742Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}