{"id":"vidhyamitra:city-day:perth:1963-03-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1963-03-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-03-11","date_display":"March 11, 1963 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":1963,"month":3,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438099.770833,"kali_year":5064,"ahargana":1849634.2708,"sun":{"sidereal_longitude":326.6697,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":156.6513,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.9816,"elapsed_within_tithi_degrees":9.9816},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.6513,"elapsed_within_degrees":9.9847},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.321},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1963,"month":3,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438099.770833,"ahargana":1849634.2708,"kali_year":5064,"ayanamsa_lahiri":23.3388,"grahas":{"sun":{"sidereal_longitude":326.41081699999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":154.32401700000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":3.8633},"mars":{"sidereal_longitude":102.71081700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":310.15051700000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":331.57851700000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":284.7807170000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":295.26821700000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":97.4753,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":277.4753,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"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":1963,"month":3,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438099.770833,"kali_year":5064,"ahargana":1849634.2708,"sun":{"sidereal_longitude":326.6697,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":156.6513,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.9816,"elapsed_within_tithi_degrees":9.9816},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.6513,"elapsed_within_degrees":9.9847},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":123.321},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.863,"elongation":170.018},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.863,"opposition_distance":9.982}},"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":"06:13","sunsetLocal":"18:41","solarNoonLocal":"12:27","dayLengthHours":12.469577977212595,"dayLengthDisplay":"12 Hours 28 Mins 10 Secs","nightLengthDisplay":"11 Hours 31 Mins 50 Secs","moonriseLocal":"18:59","moonsetLocal":"06:59","rahuKala":{"name":"Rāhu Kāla","start":"07:47","end":"09:20","startHours":7.779245708307813,"endHours":9.337942955459386,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:27","startHours":10.89664020261096,"endHours":12.455337449762535,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:01","end":"15:34","startHours":14.01403469691411,"endHours":15.572731944065684,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:33","startHours":9.130116655839178,"endHours":9.545769255079597,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:44","end":"07:04","startHours":6.740114210206763,"endHours":7.0726362895990995,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:52","startHours":12.039684850522114,"endHours":12.870990049002955,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:23","startHours":4.557938064194559,"endHours":5.389243262675399,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:13","startHours":5.181416963055189,"endHours":6.2205484611562385,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:22","startHours":14.533600445964634,"endHours":15.364905644445473,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.490126438368833,"endHours":18.89012643836883,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:13","startHours":18.690126438368832,"endHours":19.209692187419357,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.440126438368832,"endHours":20.190126438368832,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:52","startHours":24.039684850522114,"endHours":24.870990049002955,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:13","end":"07:47","startHours":6.2205484611562385,"endHours":7.779245708307813,"quality":"auspicious"},{"name":"Kāla","start":"07:47","end":"09:20","startHours":7.779245708307813,"endHours":9.337942955459386,"quality":"inauspicious"},{"name":"Śubha","start":"09:20","end":"10:54","startHours":9.337942955459386,"endHours":10.89664020261096,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:27","startHours":10.89664020261096,"endHours":12.455337449762535,"quality":"inauspicious"},{"name":"Udveg","start":"12:27","end":"14:01","startHours":12.455337449762535,"endHours":14.01403469691411,"quality":"inauspicious"},{"name":"Chala","start":"14:01","end":"15:34","startHours":14.01403469691411,"endHours":15.572731944065684,"quality":"neutral"},{"name":"Labha","start":"15:34","end":"17:08","startHours":15.572731944065684,"endHours":17.131429191217258,"quality":"auspicious"},{"name":"Amṛta","start":"17:08","end":"18:41","startHours":17.131429191217258,"endHours":18.690126438368832,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:41","end":"20:08","startHours":18.690126438368832,"endHours":20.131429191217258,"quality":"neutral"},{"name":"Labha","start":"20:08","end":"21:34","startHours":20.131429191217258,"endHours":21.572731944065684,"quality":"auspicious"},{"name":"Amṛta","start":"21:34","end":"23:01","startHours":21.572731944065684,"endHours":23.01403469691411,"quality":"auspicious"},{"name":"Kāla","start":"23:01","end":"00:27","startHours":23.01403469691411,"endHours":24.455337449762535,"quality":"inauspicious"},{"name":"Śubha","start":"00:27","end":"01:54","startHours":24.455337449762535,"endHours":25.89664020261096,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:20","startHours":25.89664020261096,"endHours":27.337942955459386,"quality":"inauspicious"},{"name":"Udveg","start":"03:20","end":"04:47","startHours":27.337942955459386,"endHours":28.779245708307812,"quality":"inauspicious"},{"name":"Chala","start":"04:47","end":"06:13","startHours":28.779245708307812,"endHours":30.220548461156238,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.2205484611562385,"endHours":7.2205484611562385,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.2205484611562385,"endHours":8.220548461156238,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.220548461156238,"endHours":9.220548461156238,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.220548461156238,"endHours":10.220548461156238,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.220548461156238,"endHours":11.220548461156238,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.220548461156238,"endHours":12.220548461156238,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.220548461156238,"endHours":13.220548461156238,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.220548461156238,"endHours":14.220548461156238,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.220548461156238,"endHours":15.220548461156238,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.220548461156238,"endHours":16.220548461156238,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.220548461156238,"endHours":17.220548461156238,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.220548461156238,"endHours":18.220548461156238,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.220548461156238,"endHours":19.220548461156238,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.220548461156238,"endHours":20.220548461156238,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.220548461156238,"endHours":21.220548461156238,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.220548461156238,"endHours":22.220548461156238,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.220548461156238,"endHours":23.220548461156238,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.220548461156238,"endHours":24.220548461156238,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.220548461156238,"endHours":25.220548461156238,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.220548461156238,"endHours":26.220548461156238,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.220548461156238,"endHours":27.220548461156238,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.220548461156238,"endHours":28.220548461156238,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.220548461156238,"endHours":29.220548461156238,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.220548461156238,"endHours":30.220548461156238,"planetary_lord":"Venus"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-4.058590345503691,"eotMinutes":-10.762246985752121,"ayanamsa":23.3388}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","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":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Pratipada · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 March 11, 1963 CE · Perth, Australia · Vidhyamitra","description":"March 11, 1963 CE for Perth, Australia: Kṛṣṇa Pratipada, sūryodaya 06:13, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1963-03-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1963-03-11","sa":"https://sa.vidhyamitra.com/city/perth/1963-03-11","hi":"https://hi.vidhyamitra.com/city/perth/1963-03-11","x-default":"https://vidhyamitra.com/city/perth/1963-03-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:15:32.767Z","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":"2026-06-01T04:15:32.767Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:15:32.767Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}