{"id":"vidhyamitra:city-day:perth:1936-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1936-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1936-01-04","date_display":"January 4, 1936 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":1936,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428171.770833,"kali_year":5037,"ahargana":1839706.2708,"sun":{"sidereal_longitude":259.487,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":20.8948,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.4077,"elapsed_within_tithi_degrees":1.4077},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.8948,"elapsed_within_degrees":7.5614},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.3818},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":1936,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428171.770833,"ahargana":1839706.2708,"kali_year":5037,"ayanamsa_lahiri":22.9591,"grahas":{"sun":{"sidereal_longitude":259.54423999999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":20.88754,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":3.9948},"mars":{"sidereal_longitude":299.67714,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":274.69723999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":230.20434,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":218.42934000000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":313.73764000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":263.5085,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":83.5085,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1936,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428171.770833,"kali_year":5037,"ahargana":1839706.2708,"sun":{"sidereal_longitude":259.487,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":20.8948,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":121.4077,"elapsed_within_tithi_degrees":1.4077},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.8948,"elapsed_within_degrees":7.5614},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.3818},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.995,"elongation":121.408},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.995,"opposition_distance":58.592}},"eclipse_window_40days":[{"offset_days":-9,"type":"solar","occurs":true,"moon_latitude":-0.876,"elongation":2.52}]},"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":"05:16","sunsetLocal":"19:27","solarNoonLocal":"12:22","dayLengthHours":14.17903765591965,"dayLengthDisplay":"14 Hours 10 Mins 45 Secs","nightLengthDisplay":"9 Hours 49 Mins 15 Secs","moonriseLocal":"15:05","moonsetLocal":"01:49","rahuKala":{"name":"Rāhu Kāla","start":"08:49","end":"10:35","startHours":8.814939033775858,"endHours":10.587318740765813,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:08","end":"15:54","startHours":14.132078154745724,"endHours":15.904457861735683,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:16","end":"07:03","startHours":5.270179619795944,"endHours":7.0425593267859,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:03","startHours":8.57862173951053,"endHours":9.051256328041184,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:14","startHours":5.860972855459263,"endHours":6.239080526283787,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:50","startHours":11.887063859225114,"endHours":12.832333036286423,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:19","startHours":3.379641265673324,"endHours":4.324910442734634,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:16","startHours":4.0885931484693065,"endHours":5.270179619795944,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:40","startHours":14.722871390409043,"endHours":15.668140567470353,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.249217275715594,"endHours":19.649217275715593,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.449217275715593,"endHours":20.040010511378913,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.199217275715593,"endHours":20.949217275715593,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:50","startHours":23.887063859225112,"endHours":24.832333036286425,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:16","end":"07:03","startHours":5.270179619795944,"endHours":7.0425593267859,"quality":"inauspicious"},{"name":"Śubha","start":"07:03","end":"08:49","startHours":7.0425593267859,"endHours":8.814939033775858,"quality":"auspicious"},{"name":"Roga","start":"08:49","end":"10:35","startHours":8.814939033775858,"endHours":10.587318740765813,"quality":"inauspicious"},{"name":"Udveg","start":"10:35","end":"12:22","startHours":10.587318740765813,"endHours":12.359698447755768,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"14:08","startHours":12.359698447755768,"endHours":14.132078154745724,"quality":"neutral"},{"name":"Labha","start":"14:08","end":"15:54","startHours":14.132078154745724,"endHours":15.904457861735683,"quality":"auspicious"},{"name":"Amṛta","start":"15:54","end":"17:41","startHours":15.904457861735683,"endHours":17.676837568725638,"quality":"auspicious"},{"name":"Kāla","start":"17:41","end":"19:27","startHours":17.676837568725638,"endHours":19.449217275715593,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:27","end":"20:41","startHours":19.449217275715593,"endHours":20.676837568725638,"quality":"auspicious"},{"name":"Amṛta","start":"20:41","end":"21:54","startHours":20.676837568725638,"endHours":21.90445786173568,"quality":"auspicious"},{"name":"Kāla","start":"21:54","end":"23:08","startHours":21.90445786173568,"endHours":23.132078154745724,"quality":"inauspicious"},{"name":"Śubha","start":"23:08","end":"00:22","startHours":23.132078154745724,"endHours":24.35969844775577,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:35","startHours":24.35969844775577,"endHours":25.587318740765813,"quality":"inauspicious"},{"name":"Udveg","start":"01:35","end":"02:49","startHours":25.587318740765813,"endHours":26.814939033775858,"quality":"inauspicious"},{"name":"Chala","start":"02:49","end":"04:03","startHours":26.814939033775858,"endHours":28.0425593267859,"quality":"neutral"},{"name":"Labha","start":"04:03","end":"05:16","startHours":28.0425593267859,"endHours":29.270179619795943,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:16","end":"06:16","startHours":5.270179619795944,"endHours":6.270179619795944,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:16","end":"07:16","startHours":6.270179619795944,"endHours":7.270179619795944,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:16","end":"08:16","startHours":7.270179619795944,"endHours":8.270179619795943,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:16","end":"09:16","startHours":8.270179619795943,"endHours":9.270179619795943,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:16","end":"10:16","startHours":9.270179619795943,"endHours":10.270179619795943,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:16","end":"11:16","startHours":10.270179619795943,"endHours":11.270179619795943,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:16","end":"12:16","startHours":11.270179619795943,"endHours":12.270179619795943,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:16","end":"13:16","startHours":12.270179619795943,"endHours":13.270179619795943,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:16","end":"14:16","startHours":13.270179619795943,"endHours":14.270179619795943,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:16","end":"15:16","startHours":14.270179619795943,"endHours":15.270179619795943,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:16","end":"16:16","startHours":15.270179619795943,"endHours":16.270179619795943,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:16","end":"17:16","startHours":16.270179619795943,"endHours":17.270179619795943,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:16","end":"18:16","startHours":17.270179619795943,"endHours":18.270179619795943,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:16","end":"19:16","startHours":18.270179619795943,"endHours":19.270179619795943,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:16","end":"20:16","startHours":19.270179619795943,"endHours":20.270179619795943,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:16","end":"21:16","startHours":20.270179619795943,"endHours":21.270179619795943,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:16","end":"22:16","startHours":21.270179619795943,"endHours":22.270179619795943,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:16","end":"23:16","startHours":22.270179619795943,"endHours":23.270179619795943,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:16","end":"00:16","startHours":23.270179619795943,"endHours":24.270179619795943,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:16","end":"01:16","startHours":24.270179619795943,"endHours":25.270179619795943,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:16","end":"02:16","startHours":25.270179619795943,"endHours":26.270179619795943,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:16","end":"03:16","startHours":26.270179619795943,"endHours":27.270179619795943,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:16","end":"04:16","startHours":27.270179619795943,"endHours":28.270179619795943,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:16","end":"05:16","startHours":28.270179619795943,"endHours":29.270179619795943,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.848736528084714,"eotMinutes":-5.02390686534617,"ayanamsa":22.9591}},"calendars":{"vikram_samvat":1993,"vikram_samvatsara":"Virodhi","saka_samvat":1858,"saka_samvatsara":"Dhātṛ","bengali_samvat":1343,"malayalam_era":1112,"nanakshahi_year":467,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ekādaśī · Vikram 1993 Virodhi · Śaka 1858 Dhātṛ"},"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":"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}],"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 4, 1936 CE · Perth, Australia · Vidhyamitra","description":"January 4, 1936 CE for Perth, Australia: Śukla Ekādaśī, sūryodaya 05:16, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1936-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1936-01-04","sa":"https://sa.vidhyamitra.com/city/perth/1936-01-04","hi":"https://hi.vidhyamitra.com/city/perth/1936-01-04","x-default":"https://vidhyamitra.com/city/perth/1936-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T14:16:04.571Z","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":"2026-06-01T14:16:04.571Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T14:16:04.571Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}