{"id":"vidhyamitra:city-day:melbourne:1981-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/1981-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-05-23","date_display":"May 23, 1981 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":1981,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444747.770833,"kali_year":5083,"ahargana":1856282.2708,"sun":{"sidereal_longitude":38.2183,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":266.1469,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.9287,"elapsed_within_tithi_degrees":11.9287},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":266.1469,"elapsed_within_degrees":12.8136},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.3652},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1981,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444747.770833,"ahargana":1856282.2708,"kali_year":5083,"ayanamsa_lahiri":23.593,"grahas":{"sun":{"sidereal_longitude":38.24231400000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":263.02691400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":1.47},"mars":{"sidereal_longitude":27.14461399999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":60.854813999999976,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":157.06201399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":50.469014000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.30641400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":105.2322,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.2322,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444747.770833,"kali_year":5083,"ahargana":1856282.2708,"sun":{"sidereal_longitude":38.2183,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":266.1469,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.9287,"elapsed_within_tithi_degrees":11.9287},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":266.1469,"elapsed_within_degrees":12.8136},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.3652},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.47,"elongation":132.071},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.47,"opposition_distance":47.929}},"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":"07:20","sunsetLocal":"17:14","solarNoonLocal":"12:17","dayLengthHours":9.904175448407013,"dayLengthDisplay":"9 Hours 54 Mins 15 Secs","nightLengthDisplay":"14 Hours 05 Mins 45 Secs","moonriseLocal":"19:58","moonsetLocal":"10:34","rahuKala":{"name":"Rāhu Kāla","start":"09:48","end":"11:02","startHours":9.803158015516638,"endHours":11.041179946567516,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:31","end":"14:45","startHours":13.517223808669268,"endHours":14.755245739720145,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:20","end":"08:34","startHours":7.327114153414885,"endHours":8.565136084465761,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:58","startHours":9.638088424709855,"endHours":9.968227606323422,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:44","end":"08:00","startHours":7.739788130431844,"endHours":8.003899475722697,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:37","startHours":11.949062696004825,"endHours":12.60934105923196,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:00","end":"06:40","startHours":6.006557426960617,"endHours":6.666835790187751,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:30","end":"07:20","startHours":6.501766199380968,"endHours":7.327114153414885,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:35","startHours":13.929897785686226,"endHours":14.59017614891336,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:02","end":"17:26","startHours":17.0312896018219,"endHours":17.4312896018219,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:14","end":"17:39","startHours":17.2312896018219,"endHours":17.643963578838857,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:59","end":"18:44","startHours":16.9812896018219,"endHours":18.7312896018219,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:37","startHours":23.949062696004823,"endHours":24.60934105923196,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:20","end":"08:34","startHours":7.327114153414885,"endHours":8.565136084465761,"quality":"inauspicious"},{"name":"Śubha","start":"08:34","end":"09:48","startHours":8.565136084465761,"endHours":9.803158015516638,"quality":"auspicious"},{"name":"Roga","start":"09:48","end":"11:02","startHours":9.803158015516638,"endHours":11.041179946567516,"quality":"inauspicious"},{"name":"Udveg","start":"11:02","end":"12:17","startHours":11.041179946567516,"endHours":12.27920187761839,"quality":"inauspicious"},{"name":"Chala","start":"12:17","end":"13:31","startHours":12.27920187761839,"endHours":13.517223808669268,"quality":"neutral"},{"name":"Labha","start":"13:31","end":"14:45","startHours":13.517223808669268,"endHours":14.755245739720145,"quality":"auspicious"},{"name":"Amṛta","start":"14:45","end":"16:00","startHours":14.755245739720145,"endHours":15.993267670771022,"quality":"auspicious"},{"name":"Kāla","start":"16:00","end":"17:14","startHours":15.993267670771022,"endHours":17.2312896018219,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:14","end":"19:00","startHours":17.2312896018219,"endHours":18.993267670771022,"quality":"auspicious"},{"name":"Amṛta","start":"19:00","end":"20:45","startHours":18.993267670771022,"endHours":20.755245739720145,"quality":"auspicious"},{"name":"Kāla","start":"20:45","end":"22:31","startHours":20.755245739720145,"endHours":22.51722380866927,"quality":"inauspicious"},{"name":"Śubha","start":"22:31","end":"00:17","startHours":22.51722380866927,"endHours":24.27920187761839,"quality":"auspicious"},{"name":"Roga","start":"00:17","end":"02:02","startHours":24.27920187761839,"endHours":26.041179946567517,"quality":"inauspicious"},{"name":"Udveg","start":"02:02","end":"03:48","startHours":26.041179946567517,"endHours":27.80315801551664,"quality":"inauspicious"},{"name":"Chala","start":"03:48","end":"05:34","startHours":27.80315801551664,"endHours":29.565136084465763,"quality":"neutral"},{"name":"Labha","start":"05:34","end":"07:20","startHours":29.565136084465763,"endHours":31.327114153414886,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:20","end":"08:20","startHours":7.327114153414885,"endHours":8.327114153414886,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:20","end":"09:20","startHours":8.327114153414886,"endHours":9.327114153414886,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:20","end":"10:20","startHours":9.327114153414886,"endHours":10.327114153414886,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:20","end":"11:20","startHours":10.327114153414886,"endHours":11.327114153414886,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:20","end":"12:20","startHours":11.327114153414886,"endHours":12.327114153414886,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:20","end":"13:20","startHours":12.327114153414886,"endHours":13.327114153414886,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:20","end":"14:20","startHours":13.327114153414886,"endHours":14.327114153414886,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:20","end":"15:20","startHours":14.327114153414886,"endHours":15.327114153414886,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:20","end":"16:20","startHours":15.327114153414886,"endHours":16.327114153414886,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:20","end":"17:20","startHours":16.327114153414886,"endHours":17.327114153414886,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:20","end":"18:20","startHours":17.327114153414886,"endHours":18.327114153414886,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:20","end":"19:20","startHours":18.327114153414886,"endHours":19.327114153414886,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:20","end":"20:20","startHours":19.327114153414886,"endHours":20.327114153414886,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:20","end":"21:20","startHours":20.327114153414886,"endHours":21.327114153414886,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:20","end":"22:20","startHours":21.327114153414886,"endHours":22.327114153414886,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:20","end":"23:20","startHours":22.327114153414886,"endHours":23.327114153414886,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:20","end":"00:20","startHours":23.327114153414886,"endHours":24.327114153414886,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:20","end":"01:20","startHours":24.327114153414886,"endHours":25.327114153414886,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:20","end":"02:20","startHours":25.327114153414886,"endHours":26.327114153414886,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:20","end":"03:20","startHours":26.327114153414886,"endHours":27.327114153414886,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:20","end":"04:20","startHours":27.327114153414886,"endHours":28.327114153414886,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:20","end":"05:20","startHours":28.327114153414886,"endHours":29.327114153414886,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:20","end":"06:20","startHours":29.327114153414886,"endHours":30.327114153414886,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:20","end":"07:20","startHours":30.327114153414886,"endHours":31.327114153414886,"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.526389856672346,"eotMinutes":3.395487342896394,"ayanamsa":23.593}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Caturthī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"melbourne"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 23, 1981 CE · Melbourne, Australia · Vidhyamitra","description":"May 23, 1981 CE for Melbourne, Australia: Kṛṣṇa Caturthī, sūryodaya 07:20, sūryāsta 17:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/1981-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/1981-05-23","sa":"https://sa.vidhyamitra.com/city/melbourne/1981-05-23","hi":"https://hi.vidhyamitra.com/city/melbourne/1981-05-23","x-default":"https://vidhyamitra.com/city/melbourne/1981-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T06:17:42.418Z","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":"2026-05-31T06:17:42.418Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T06:17:42.418Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}