{"id":"vidhyamitra:city-day:melbourne:2003-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/2003-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2003-04-13","date_display":"April 13, 2003 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":2003,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452742.770833,"kali_year":5104,"ahargana":1864277.2708,"sun":{"sidereal_longitude":358.9457,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":128.8741,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":129.9284,"elapsed_within_tithi_degrees":9.9284},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.8741,"elapsed_within_degrees":8.8741},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":127.8198},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2003,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452742.770833,"ahargana":1864277.2708,"kali_year":5104,"ayanamsa_lahiri":23.8988,"grahas":{"sun":{"sidereal_longitude":358.815847,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":126.634747,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":4.4948},"mars":{"sidereal_longitude":270.60584700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":17.873147000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":104.228747,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"venus":{"sidereal_longitude":325.6797469999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":60.330047000000036,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":41.6187,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":221.6187,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2003,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452742.770833,"kali_year":5104,"ahargana":1864277.2708,"sun":{"sidereal_longitude":358.9457,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":128.8741,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":129.9284,"elapsed_within_tithi_degrees":9.9284},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.8741,"elapsed_within_degrees":8.8741},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":127.8198},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.495,"elongation":129.928},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.495,"opposition_distance":50.072}},"eclipse_window_40days":[]},"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"06:44","sunsetLocal":"17:58","solarNoonLocal":"12:21","dayLengthHours":11.21945198477525,"dayLengthDisplay":"11 Hours 13 Mins 10 Secs","nightLengthDisplay":"12 Hours 46 Mins 50 Secs","moonriseLocal":"15:25","moonsetLocal":"02:20","rahuKala":{"name":"Rāhu Kāla","start":"16:33","end":"17:58","startHours":16.555918008119125,"endHours":17.95834950621603,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:21","end":"13:45","startHours":12.348623513828407,"endHours":13.751055011925313,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:09","end":"16:33","startHours":15.15348651002222,"endHours":16.555918008119125,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:44","startHours":9.356769651221674,"endHours":9.730751384047515,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:30","startHours":7.206374687473084,"endHours":7.505560073733758,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:43","startHours":11.974641781002564,"endHours":12.722605246654247,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:15","end":"05:59","startHours":5.242970590137415,"endHours":5.990934055789099,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:44","startHours":5.803943189376177,"endHours":6.738897521440782,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"14:58","startHours":14.218532177957615,"endHours":14.966495643609298,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.75834950621603,"endHours":18.15834950621603,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:26","startHours":17.95834950621603,"endHours":18.425826672248334,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.70834950621603,"endHours":19.45834950621603,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:43","startHours":23.974641781002564,"endHours":24.72260524665425,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:44","end":"08:08","startHours":6.738897521440782,"endHours":8.141329019537688,"quality":"inauspicious"},{"name":"Chala","start":"08:08","end":"09:33","startHours":8.141329019537688,"endHours":9.543760517634594,"quality":"neutral"},{"name":"Labha","start":"09:33","end":"10:57","startHours":9.543760517634594,"endHours":10.946192015731501,"quality":"auspicious"},{"name":"Amṛta","start":"10:57","end":"12:21","startHours":10.946192015731501,"endHours":12.348623513828407,"quality":"auspicious"},{"name":"Kāla","start":"12:21","end":"13:45","startHours":12.348623513828407,"endHours":13.751055011925313,"quality":"inauspicious"},{"name":"Śubha","start":"13:45","end":"15:09","startHours":13.751055011925313,"endHours":15.15348651002222,"quality":"auspicious"},{"name":"Roga","start":"15:09","end":"16:33","startHours":15.15348651002222,"endHours":16.555918008119125,"quality":"inauspicious"},{"name":"Udveg","start":"16:33","end":"17:58","startHours":16.555918008119125,"endHours":17.95834950621603,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:58","end":"19:33","startHours":17.95834950621603,"endHours":19.555918008119125,"quality":"auspicious"},{"name":"Roga","start":"19:33","end":"21:09","startHours":19.555918008119125,"endHours":21.15348651002222,"quality":"inauspicious"},{"name":"Udveg","start":"21:09","end":"22:45","startHours":21.15348651002222,"endHours":22.751055011925313,"quality":"inauspicious"},{"name":"Chala","start":"22:45","end":"00:21","startHours":22.751055011925313,"endHours":24.348623513828407,"quality":"neutral"},{"name":"Labha","start":"00:21","end":"01:57","startHours":24.348623513828407,"endHours":25.9461920157315,"quality":"auspicious"},{"name":"Amṛta","start":"01:57","end":"03:33","startHours":25.9461920157315,"endHours":27.543760517634595,"quality":"auspicious"},{"name":"Kāla","start":"03:33","end":"05:08","startHours":27.543760517634595,"endHours":29.141329019537686,"quality":"inauspicious"},{"name":"Śubha","start":"05:08","end":"06:44","startHours":29.141329019537686,"endHours":30.738897521440784,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.738897521440782,"endHours":7.738897521440782,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.738897521440782,"endHours":8.738897521440782,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.738897521440782,"endHours":9.738897521440782,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.738897521440782,"endHours":10.738897521440782,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.738897521440782,"endHours":11.738897521440782,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.738897521440782,"endHours":12.738897521440782,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.738897521440782,"endHours":13.738897521440782,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.738897521440782,"endHours":14.738897521440782,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.738897521440782,"endHours":15.738897521440782,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.738897521440782,"endHours":16.738897521440784,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.738897521440784,"endHours":17.738897521440784,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.738897521440784,"endHours":18.738897521440784,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.738897521440784,"endHours":19.738897521440784,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.738897521440784,"endHours":20.738897521440784,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.738897521440784,"endHours":21.738897521440784,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.738897521440784,"endHours":22.738897521440784,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.738897521440784,"endHours":23.738897521440784,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.738897521440784,"endHours":24.738897521440784,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.738897521440784,"endHours":25.738897521440784,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.738897521440784,"endHours":26.738897521440784,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.738897521440784,"endHours":27.738897521440784,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.738897521440784,"endHours":28.738897521440784,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.738897521440784,"endHours":29.738897521440784,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.738897521440784,"endHours":30.738897521440784,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.834517146018866,"eotMinutes":-0.7698108297043191,"ayanamsa":23.8988}},"calendars":{"vikram_samvat":2060,"vikram_samvatsara":"Durmukhi","saka_samvat":1925,"saka_samvatsara":"Subhānu","bengali_samvat":1410,"malayalam_era":1179,"nanakshahi_year":534,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Ekādaśī · Vikram 2060 Durmukhi · Śaka 1925 Subhānu"},"festivals":[{"id":"kamada-ekadashi","name":"Kāmadā Ekādaśī","name_sanskrit":"कामदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Fulfills righteous desires; removes brahma-hatyā.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"melbourne"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 13, 2003 CE · Melbourne, Australia · Vidhyamitra","description":"April 13, 2003 CE for Melbourne, Australia: Śukla Ekādaśī, sūryodaya 06:44, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/2003-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/2003-04-13","sa":"https://sa.vidhyamitra.com/city/melbourne/2003-04-13","hi":"https://hi.vidhyamitra.com/city/melbourne/2003-04-13","x-default":"https://vidhyamitra.com/city/melbourne/2003-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T09:06:12.739Z","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":"2026-06-02T09:06:12.739Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T09:06:12.739Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}