{"id":"vidhyamitra:city-day:perth:1949-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1949-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1949-01-28","date_display":"January 28, 1949 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":1949,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432944.770833,"kali_year":5050,"ahargana":1844479.2708,"sun":{"sidereal_longitude":284.7699,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":273.4403,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.6704,"elapsed_within_tithi_degrees":0.6704},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":273.4403,"elapsed_within_degrees":6.7737},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.2102},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"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":1949,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2432944.770833,"ahargana":1844479.2708,"kali_year":5050,"ayanamsa_lahiri":23.1416,"grahas":{"sun":{"sidereal_longitude":284.65767600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":272.387376,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-4.4647},"mars":{"sidereal_longitude":295.9509760000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":296.84277599999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":264.743776,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":265.927776,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":131.86627599999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":10.612,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":190.612,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1949,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432944.770833,"kali_year":5050,"ahargana":1844479.2708,"sun":{"sidereal_longitude":284.7699,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":273.4403,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":348.6704,"elapsed_within_tithi_degrees":0.6704},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":273.4403,"elapsed_within_degrees":6.7737},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.2102},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.465,"elongation":11.33},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.465,"opposition_distance":168.67}},"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":"05:38","sunsetLocal":"19:21","solarNoonLocal":"12:30","dayLengthHours":13.729888523010999,"dayLengthDisplay":"13 Hours 43 Mins 48 Secs","nightLengthDisplay":"10 Hours 16 Mins 12 Secs","moonriseLocal":"04:42","moonsetLocal":"18:39","rahuKala":{"name":"Rāhu Kāla","start":"10:47","end":"12:30","startHours":10.775974468538056,"endHours":12.492210533914431,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:55","end":"17:38","startHours":15.92468266466718,"endHours":17.640918730043555,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:21","end":"09:04","startHours":7.343502337785307,"endHours":9.059738403161681,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:17","startHours":8.830906927778166,"endHours":9.288569878545198,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:12","end":"06:34","startHours":6.199344960867724,"endHours":6.565475321481351,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:57","startHours":12.034547583147397,"endHours":12.949873484681465,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:43","startHours":3.796614469340799,"endHours":4.711940370874866,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:38","startHours":4.483108895491349,"endHours":5.627266272408932,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.780525287749597,"endHours":15.695851189283664,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.15715479541993,"endHours":19.55715479541993,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:56","startHours":19.35715479541993,"endHours":19.929233483878722,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.10715479541993,"endHours":20.85715479541993,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:57","startHours":24.034547583147397,"endHours":24.949873484681465,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:38","end":"07:21","startHours":5.627266272408932,"endHours":7.343502337785307,"quality":"neutral"},{"name":"Labha","start":"07:21","end":"09:04","startHours":7.343502337785307,"endHours":9.059738403161681,"quality":"auspicious"},{"name":"Amṛta","start":"09:04","end":"10:47","startHours":9.059738403161681,"endHours":10.775974468538056,"quality":"auspicious"},{"name":"Kāla","start":"10:47","end":"12:30","startHours":10.775974468538056,"endHours":12.492210533914431,"quality":"inauspicious"},{"name":"Śubha","start":"12:30","end":"14:13","startHours":12.492210533914431,"endHours":14.208446599290806,"quality":"auspicious"},{"name":"Roga","start":"14:13","end":"15:55","startHours":14.208446599290806,"endHours":15.92468266466718,"quality":"inauspicious"},{"name":"Udveg","start":"15:55","end":"17:38","startHours":15.92468266466718,"endHours":17.640918730043555,"quality":"inauspicious"},{"name":"Chala","start":"17:38","end":"19:21","startHours":17.640918730043555,"endHours":19.35715479541993,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:21","end":"20:38","startHours":19.35715479541993,"endHours":20.640918730043555,"quality":"inauspicious"},{"name":"Udveg","start":"20:38","end":"21:55","startHours":20.640918730043555,"endHours":21.92468266466718,"quality":"inauspicious"},{"name":"Chala","start":"21:55","end":"23:13","startHours":21.92468266466718,"endHours":23.208446599290806,"quality":"neutral"},{"name":"Labha","start":"23:13","end":"00:30","startHours":23.208446599290806,"endHours":24.49221053391443,"quality":"auspicious"},{"name":"Amṛta","start":"00:30","end":"01:47","startHours":24.49221053391443,"endHours":25.775974468538056,"quality":"auspicious"},{"name":"Kāla","start":"01:47","end":"03:04","startHours":25.775974468538056,"endHours":27.05973840316168,"quality":"inauspicious"},{"name":"Śubha","start":"03:04","end":"04:21","startHours":27.05973840316168,"endHours":28.343502337785306,"quality":"auspicious"},{"name":"Roga","start":"04:21","end":"05:38","startHours":28.343502337785306,"endHours":29.62726627240893,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:38","end":"06:38","startHours":5.627266272408932,"endHours":6.627266272408932,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:38","end":"07:38","startHours":6.627266272408932,"endHours":7.627266272408932,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:38","end":"08:38","startHours":7.627266272408932,"endHours":8.627266272408932,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:38","end":"09:38","startHours":8.627266272408932,"endHours":9.627266272408932,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:38","end":"10:38","startHours":9.627266272408932,"endHours":10.627266272408932,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:38","end":"11:38","startHours":10.627266272408932,"endHours":11.627266272408932,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:38","end":"12:38","startHours":11.627266272408932,"endHours":12.627266272408932,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:38","end":"13:38","startHours":12.627266272408932,"endHours":13.627266272408932,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:38","end":"14:38","startHours":13.627266272408932,"endHours":14.627266272408932,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:38","end":"15:38","startHours":14.627266272408932,"endHours":15.627266272408932,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:38","end":"16:38","startHours":15.627266272408932,"endHours":16.62726627240893,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:38","end":"17:38","startHours":16.62726627240893,"endHours":17.62726627240893,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:38","end":"18:38","startHours":17.62726627240893,"endHours":18.62726627240893,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:38","end":"19:38","startHours":18.62726627240893,"endHours":19.62726627240893,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:38","end":"20:38","startHours":19.62726627240893,"endHours":20.62726627240893,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:38","end":"21:38","startHours":20.62726627240893,"endHours":21.62726627240893,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:38","end":"22:38","startHours":21.62726627240893,"endHours":22.62726627240893,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:38","end":"23:38","startHours":22.62726627240893,"endHours":23.62726627240893,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:38","end":"00:38","startHours":23.62726627240893,"endHours":24.62726627240893,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:38","end":"01:38","startHours":24.62726627240893,"endHours":25.62726627240893,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:38","end":"02:38","startHours":25.62726627240893,"endHours":26.62726627240893,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:38","end":"03:38","startHours":26.62726627240893,"endHours":27.62726627240893,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:38","end":"04:38","startHours":27.62726627240893,"endHours":28.62726627240893,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:38","end":"05:38","startHours":28.62726627240893,"endHours":29.62726627240893,"planetary_lord":"Mars"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","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":-18.31695387517376,"eotMinutes":-12.974632034865841,"ayanamsa":23.1416}},"calendars":{"vikram_samvat":2006,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1871,"saka_samvatsara":"Virodhi","bengali_samvat":1356,"malayalam_era":1125,"nanakshahi_year":480,"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 Amāvasyā · Vikram 2006 Śubhakṛt · Śaka 1871 Virodhi"},"festivals":[],"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 28, 1949 CE · Perth, Australia · Vidhyamitra","description":"January 28, 1949 CE for Perth, Australia: Kṛṣṇa Amāvasyā, sūryodaya 05:38, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1949-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1949-01-28","sa":"https://sa.vidhyamitra.com/city/perth/1949-01-28","hi":"https://hi.vidhyamitra.com/city/perth/1949-01-28","x-default":"https://vidhyamitra.com/city/perth/1949-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:41:05.287Z","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":"2026-05-31T19:41:05.287Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:41:05.287Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}