{"id":"vidhyamitra:city-day:melbourne:2001-05-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/2001-05-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-05-31","date_display":"May 31, 2001 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":2001,"month":5,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452060.770833,"kali_year":5103,"ahargana":1863595.2708,"sun":{"sidereal_longitude":45.678,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":149.793,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.115,"elapsed_within_tithi_degrees":8.115},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.793,"elapsed_within_degrees":3.1263},"yoga":{"number":15,"name":"Vajra","sum_longitude":195.4711},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2001,"month":5,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452060.770833,"ahargana":1863595.2708,"kali_year":5103,"ayanamsa_lahiri":23.8727,"grahas":{"sun":{"sidereal_longitude":45.80110400000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":150.49510399999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":4.2803},"mars":{"sidereal_longitude":242.75300400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":65.58030400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":56.248703999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":0.221903999999995,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":41.15470399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":77.7543,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":257.7543,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2001,"month":5,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452060.770833,"kali_year":5103,"ahargana":1863595.2708,"sun":{"sidereal_longitude":45.678,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":149.793,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.115,"elapsed_within_tithi_degrees":8.115},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.793,"elapsed_within_degrees":3.1263},"yoga":{"number":15,"name":"Vajra","sum_longitude":195.4711},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.28,"elongation":104.115},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.28,"opposition_distance":75.885}},"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":"07:26","sunsetLocal":"17:10","solarNoonLocal":"12:18","dayLengthHours":9.735351031196391,"dayLengthDisplay":"9 Hours 44 Mins 07 Secs","nightLengthDisplay":"14 Hours 15 Mins 53 Secs","moonriseLocal":"13:20","moonsetLocal":"01:12","rahuKala":{"name":"Rāhu Kāla","start":"13:31","end":"14:44","startHours":13.511052766263886,"endHours":14.727971645163436,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:26","end":"08:39","startHours":7.426458371766142,"endHours":8.64337725066569,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:52","end":"11:05","startHours":9.860296129565238,"endHours":11.077215008464789,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:01","startHours":9.6980402790453,"endHours":10.02255198008518,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:50","end":"08:06","startHours":7.832097998065992,"endHours":8.091707358897896,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:37","startHours":11.969622186324457,"endHours":12.618645588404217,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:08","end":"06:47","startHours":6.128411567606623,"endHours":6.777434969686382,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:37","end":"07:26","startHours":6.615179119166442,"endHours":7.426458371766142,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:34","startHours":13.916692392563736,"endHours":14.565715794643495,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.961809402962533,"endHours":17.361809402962532,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:34","startHours":17.161809402962533,"endHours":17.56744902926238,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.911809402962533,"endHours":18.661809402962533,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:37","startHours":23.969622186324457,"endHours":24.61864558840422,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:26","end":"08:39","startHours":7.426458371766142,"endHours":8.64337725066569,"quality":"auspicious"},{"name":"Roga","start":"08:39","end":"09:52","startHours":8.64337725066569,"endHours":9.860296129565238,"quality":"inauspicious"},{"name":"Udveg","start":"09:52","end":"11:05","startHours":9.860296129565238,"endHours":11.077215008464789,"quality":"inauspicious"},{"name":"Chala","start":"11:05","end":"12:18","startHours":11.077215008464789,"endHours":12.294133887364337,"quality":"neutral"},{"name":"Labha","start":"12:18","end":"13:31","startHours":12.294133887364337,"endHours":13.511052766263886,"quality":"auspicious"},{"name":"Amṛta","start":"13:31","end":"14:44","startHours":13.511052766263886,"endHours":14.727971645163436,"quality":"auspicious"},{"name":"Kāla","start":"14:44","end":"15:57","startHours":14.727971645163436,"endHours":15.944890524062984,"quality":"inauspicious"},{"name":"Śubha","start":"15:57","end":"17:10","startHours":15.944890524062984,"endHours":17.161809402962533,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:10","end":"18:57","startHours":17.161809402962533,"endHours":18.944890524062984,"quality":"auspicious"},{"name":"Kāla","start":"18:57","end":"20:44","startHours":18.944890524062984,"endHours":20.727971645163436,"quality":"inauspicious"},{"name":"Śubha","start":"20:44","end":"22:31","startHours":20.727971645163436,"endHours":22.511052766263887,"quality":"auspicious"},{"name":"Roga","start":"22:31","end":"00:18","startHours":22.511052766263887,"endHours":24.29413388736434,"quality":"inauspicious"},{"name":"Udveg","start":"00:18","end":"02:05","startHours":24.29413388736434,"endHours":26.07721500846479,"quality":"inauspicious"},{"name":"Chala","start":"02:05","end":"03:52","startHours":26.07721500846479,"endHours":27.86029612956524,"quality":"neutral"},{"name":"Labha","start":"03:52","end":"05:39","startHours":27.86029612956524,"endHours":29.64337725066569,"quality":"auspicious"},{"name":"Amṛta","start":"05:39","end":"07:26","startHours":29.64337725066569,"endHours":31.42645837176614,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:26","end":"08:26","startHours":7.426458371766142,"endHours":8.426458371766142,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:26","end":"09:26","startHours":8.426458371766142,"endHours":9.426458371766142,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:26","end":"10:26","startHours":9.426458371766142,"endHours":10.426458371766142,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:26","end":"11:26","startHours":10.426458371766142,"endHours":11.426458371766142,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:26","end":"12:26","startHours":11.426458371766142,"endHours":12.426458371766142,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:26","end":"13:26","startHours":12.426458371766142,"endHours":13.426458371766142,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:26","end":"14:26","startHours":13.426458371766142,"endHours":14.426458371766142,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:26","end":"15:26","startHours":14.426458371766142,"endHours":15.426458371766142,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:26","end":"16:26","startHours":15.426458371766142,"endHours":16.42645837176614,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:26","end":"17:26","startHours":16.42645837176614,"endHours":17.42645837176614,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:26","end":"18:26","startHours":17.42645837176614,"endHours":18.42645837176614,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:26","end":"19:26","startHours":18.42645837176614,"endHours":19.42645837176614,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:26","end":"20:26","startHours":19.42645837176614,"endHours":20.42645837176614,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:26","end":"21:26","startHours":20.42645837176614,"endHours":21.42645837176614,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:26","end":"22:26","startHours":21.42645837176614,"endHours":22.42645837176614,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:26","end":"23:26","startHours":22.42645837176614,"endHours":23.42645837176614,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:26","end":"00:26","startHours":23.42645837176614,"endHours":24.42645837176614,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:26","end":"01:26","startHours":24.42645837176614,"endHours":25.42645837176614,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:26","end":"02:26","startHours":25.42645837176614,"endHours":26.42645837176614,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:26","end":"03:26","startHours":26.42645837176614,"endHours":27.42645837176614,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:26","end":"04:26","startHours":27.42645837176614,"endHours":28.42645837176614,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:26","end":"05:26","startHours":28.42645837176614,"endHours":29.42645837176614,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:26","end":"06:26","startHours":29.42645837176614,"endHours":30.42645837176614,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:26","end":"07:26","startHours":30.42645837176614,"endHours":31.42645837176614,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.89863923207647,"eotMinutes":2.4995667581397525,"ayanamsa":23.8727}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","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 Śukla Navamī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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 31, 2001 CE · Melbourne, Australia · Vidhyamitra","description":"May 31, 2001 CE for Melbourne, Australia: Śukla Navamī, sūryodaya 07:26, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/2001-05-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/2001-05-31","sa":"https://sa.vidhyamitra.com/city/melbourne/2001-05-31","hi":"https://hi.vidhyamitra.com/city/melbourne/2001-05-31","x-default":"https://vidhyamitra.com/city/melbourne/2001-05-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T11:51:02.310Z","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":"2026-06-01T11:51:02.310Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T11:51:02.310Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}