{"id":"vidhyamitra:city-day:perth:2183-02-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2183-02-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2183-02-26","date_display":"February 26, 2183 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":2183,"month":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518440.770833,"kali_year":5284,"ahargana":1929975.2708,"sun":{"sidereal_longitude":310.6593,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":357.0382,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.3789,"elapsed_within_tithi_degrees":10.3789},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.0382,"elapsed_within_degrees":10.3715},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.6974},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2183,"month":2,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2518440.770833,"ahargana":1929975.2708,"kali_year":5284,"ayanamsa_lahiri":26.4115,"grahas":{"sun":{"sidereal_longitude":310.9512,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":0.132000000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-1.2705},"mars":{"sidereal_longitude":83.9357,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":322.50700000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":174.35450000000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":348.3682,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":105.04089999999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":160.6225,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.6225,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2183,"month":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518440.770833,"kali_year":5284,"ahargana":1929975.2708,"sun":{"sidereal_longitude":310.6593,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":357.0382,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.3789,"elapsed_within_tithi_degrees":10.3789},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.0382,"elapsed_within_degrees":10.3715},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.6974},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.271,"elongation":46.379},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.271,"opposition_distance":133.621}},"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":"06:04","sunsetLocal":"18:56","solarNoonLocal":"12:30","dayLengthHours":12.87242186207015,"dayLengthDisplay":"12 Hours 52 Mins 21 Secs","nightLengthDisplay":"11 Hours 07 Mins 39 Secs","moonriseLocal":"10:10","moonsetLocal":"21:24","rahuKala":{"name":"Rāhu Kāla","start":"12:30","end":"14:07","startHours":12.501846535391639,"endHours":14.110899268150407,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:40","end":"09:17","startHours":7.674688337115332,"endHours":9.2837410698741,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:54","end":"12:30","startHours":10.89279380263287,"endHours":12.501846535391639,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:30","startHours":9.069200705506265,"endHours":9.498281434241937,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:57","startHours":6.6019865152761525,"endHours":6.94525109826469,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:56","startHours":12.072765806655966,"endHours":12.930927264127309,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:21","end":"05:12","startHours":4.3493126894138765,"endHours":5.20747414688522,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:04","startHours":4.992933782517384,"endHours":6.065635604356563,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:30","startHours":14.647250179069996,"endHours":15.50541163654134,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.738057466426714,"endHours":19.138057466426712,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:28","startHours":18.938057466426713,"endHours":19.474408377346304,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.688057466426713,"endHours":20.438057466426713,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:56","startHours":24.072765806655966,"endHours":24.930927264127305,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:04","end":"07:40","startHours":6.065635604356563,"endHours":7.674688337115332,"quality":"auspicious"},{"name":"Amṛta","start":"07:40","end":"09:17","startHours":7.674688337115332,"endHours":9.2837410698741,"quality":"auspicious"},{"name":"Kāla","start":"09:17","end":"10:54","startHours":9.2837410698741,"endHours":10.89279380263287,"quality":"inauspicious"},{"name":"Śubha","start":"10:54","end":"12:30","startHours":10.89279380263287,"endHours":12.501846535391639,"quality":"auspicious"},{"name":"Roga","start":"12:30","end":"14:07","startHours":12.501846535391639,"endHours":14.110899268150407,"quality":"inauspicious"},{"name":"Udveg","start":"14:07","end":"15:43","startHours":14.110899268150407,"endHours":15.719952000909176,"quality":"inauspicious"},{"name":"Chala","start":"15:43","end":"17:20","startHours":15.719952000909176,"endHours":17.329004733667944,"quality":"neutral"},{"name":"Labha","start":"17:20","end":"18:56","startHours":17.329004733667944,"endHours":18.938057466426713,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:56","end":"20:20","startHours":18.938057466426713,"endHours":20.329004733667944,"quality":"inauspicious"},{"name":"Chala","start":"20:20","end":"21:43","startHours":20.329004733667944,"endHours":21.719952000909174,"quality":"neutral"},{"name":"Labha","start":"21:43","end":"23:07","startHours":21.719952000909174,"endHours":23.110899268150405,"quality":"auspicious"},{"name":"Amṛta","start":"23:07","end":"00:30","startHours":23.110899268150405,"endHours":24.50184653539164,"quality":"auspicious"},{"name":"Kāla","start":"00:30","end":"01:54","startHours":24.50184653539164,"endHours":25.89279380263287,"quality":"inauspicious"},{"name":"Śubha","start":"01:54","end":"03:17","startHours":25.89279380263287,"endHours":27.2837410698741,"quality":"auspicious"},{"name":"Roga","start":"03:17","end":"04:40","startHours":27.2837410698741,"endHours":28.674688337115334,"quality":"inauspicious"},{"name":"Udveg","start":"04:40","end":"06:04","startHours":28.674688337115334,"endHours":30.065635604356565,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.065635604356563,"endHours":7.065635604356563,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.065635604356563,"endHours":8.065635604356563,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.065635604356563,"endHours":9.065635604356563,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.065635604356563,"endHours":10.065635604356563,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.065635604356563,"endHours":11.065635604356563,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.065635604356563,"endHours":12.065635604356563,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.065635604356563,"endHours":13.065635604356563,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.065635604356563,"endHours":14.065635604356563,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.065635604356563,"endHours":15.065635604356563,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.065635604356563,"endHours":16.065635604356565,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.065635604356565,"endHours":17.065635604356565,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.065635604356565,"endHours":18.065635604356565,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.065635604356565,"endHours":19.065635604356565,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.065635604356565,"endHours":20.065635604356565,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.065635604356565,"endHours":21.065635604356565,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.065635604356565,"endHours":22.065635604356565,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.065635604356565,"endHours":23.065635604356565,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.065635604356565,"endHours":24.065635604356565,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.065635604356565,"endHours":25.065635604356565,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.065635604356565,"endHours":26.065635604356565,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.065635604356565,"endHours":27.065635604356565,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.065635604356565,"endHours":28.065635604356565,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.065635604356565,"endHours":29.065635604356565,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.065635604356565,"endHours":30.065635604356565,"planetary_lord":"Sun"}],"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.805792063779943,"eotMinutes":-13.55279212349825,"ayanamsa":26.4115}},"calendars":{"vikram_samvat":2240,"vikram_samvatsara":"Durmukhi","saka_samvat":2105,"saka_samvatsara":"Subhānu","bengali_samvat":1590,"malayalam_era":1359,"nanakshahi_year":714,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturthī · Vikram 2240 Durmukhi · Śaka 2105 Subhānu"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 February 26, 2183 CE · Perth, Australia · Vidhyamitra","description":"February 26, 2183 CE for Perth, Australia: Śukla Caturthī, sūryodaya 06:04, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2183-02-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2183-02-26","sa":"https://sa.vidhyamitra.com/city/perth/2183-02-26","hi":"https://hi.vidhyamitra.com/city/perth/2183-02-26","x-default":"https://vidhyamitra.com/city/perth/2183-02-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:44:01.179Z","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":"2026-05-31T13:44:01.179Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:44:01.179Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}