{"id":"vidhyamitra:city-day:perth:1966-03-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1966-03-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1966-03-15","date_display":"March 15, 1966 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1966,"month":3,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439199.770833,"kali_year":5067,"ahargana":1850734.2708,"sun":{"sidereal_longitude":330.8872,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":249.7363,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.8491,"elapsed_within_tithi_degrees":2.8491},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.7363,"elapsed_within_degrees":9.7363},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":220.6234},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1966,"month":3,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439199.770833,"ahargana":1850734.2708,"kali_year":5067,"ayanamsa_lahiri":23.3808,"grahas":{"sun":{"sidereal_longitude":330.630989,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":252.23508900000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false,"latitude":-2.2852},"mars":{"sidereal_longitude":341.398489,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":342.381789,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":59.71278899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":287.06368900000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":327.657789,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":39.192,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":219.192,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1966,"month":3,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439199.770833,"kali_year":5067,"ahargana":1850734.2708,"sun":{"sidereal_longitude":330.8872,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":249.7363,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.8491,"elapsed_within_tithi_degrees":2.8491},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.7363,"elapsed_within_degrees":9.7363},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":220.6234},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.285,"elongation":81.151},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.285,"opposition_distance":98.849}},"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":"06:16","sunsetLocal":"18:36","solarNoonLocal":"12:26","dayLengthHours":12.328969438321957,"dayLengthDisplay":"12 Hours 19 Mins 44 Secs","nightLengthDisplay":"11 Hours 40 Mins 16 Secs","moonriseLocal":"00:07","moonsetLocal":"14:18","rahuKala":{"name":"Rāhu Kāla","start":"15:31","end":"17:04","startHours":15.519055459801097,"endHours":17.06017663959134,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:21","end":"10:54","startHours":9.354570740640117,"endHours":10.895691920430362,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:26","end":"13:59","startHours":12.436813100220608,"endHours":13.977934280010851,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:34","startHours":9.149087916668085,"endHours":9.56005356461215,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:07","startHours":6.78603544098971,"endHours":7.114807959344962,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:51","startHours":12.025847452276542,"endHours":12.847778748164673,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:27","startHours":4.628465789283367,"endHours":5.450397085171498,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:16","startHours":5.244914261199465,"endHours":6.272328381059628,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:19","startHours":14.491641339940934,"endHours":15.313572635829065,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.401297819381586,"endHours":18.801297819381585,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:07","startHours":18.601297819381585,"endHours":19.115004879311666,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.351297819381585,"endHours":20.101297819381585,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:51","startHours":24.025847452276544,"endHours":24.84777874816467,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:16","end":"07:49","startHours":6.272328381059628,"endHours":7.813449560849873,"quality":"inauspicious"},{"name":"Udveg","start":"07:49","end":"09:21","startHours":7.813449560849873,"endHours":9.354570740640117,"quality":"inauspicious"},{"name":"Chala","start":"09:21","end":"10:54","startHours":9.354570740640117,"endHours":10.895691920430362,"quality":"neutral"},{"name":"Labha","start":"10:54","end":"12:26","startHours":10.895691920430362,"endHours":12.436813100220608,"quality":"auspicious"},{"name":"Amṛta","start":"12:26","end":"13:59","startHours":12.436813100220608,"endHours":13.977934280010851,"quality":"auspicious"},{"name":"Kāla","start":"13:59","end":"15:31","startHours":13.977934280010851,"endHours":15.519055459801097,"quality":"inauspicious"},{"name":"Śubha","start":"15:31","end":"17:04","startHours":15.519055459801097,"endHours":17.06017663959134,"quality":"auspicious"},{"name":"Roga","start":"17:04","end":"18:36","startHours":17.06017663959134,"endHours":18.601297819381585,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:36","end":"20:04","startHours":18.601297819381585,"endHours":20.06017663959134,"quality":"inauspicious"},{"name":"Śubha","start":"20:04","end":"21:31","startHours":20.06017663959134,"endHours":21.519055459801095,"quality":"auspicious"},{"name":"Roga","start":"21:31","end":"22:59","startHours":21.519055459801095,"endHours":22.97793428001085,"quality":"inauspicious"},{"name":"Udveg","start":"22:59","end":"00:26","startHours":22.97793428001085,"endHours":24.436813100220608,"quality":"inauspicious"},{"name":"Chala","start":"00:26","end":"01:54","startHours":24.436813100220608,"endHours":25.895691920430362,"quality":"neutral"},{"name":"Labha","start":"01:54","end":"03:21","startHours":25.895691920430362,"endHours":27.354570740640117,"quality":"auspicious"},{"name":"Amṛta","start":"03:21","end":"04:49","startHours":27.354570740640117,"endHours":28.813449560849875,"quality":"auspicious"},{"name":"Kāla","start":"04:49","end":"06:16","startHours":28.813449560849875,"endHours":30.27232838105963,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.272328381059628,"endHours":7.272328381059628,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.272328381059628,"endHours":8.272328381059628,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.272328381059628,"endHours":9.272328381059628,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.272328381059628,"endHours":10.272328381059628,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.272328381059628,"endHours":11.272328381059628,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.272328381059628,"endHours":12.272328381059628,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.272328381059628,"endHours":13.272328381059628,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.272328381059628,"endHours":14.272328381059628,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.272328381059628,"endHours":15.272328381059628,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.272328381059628,"endHours":16.27232838105963,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.27232838105963,"endHours":17.27232838105963,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.27232838105963,"endHours":18.27232838105963,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.27232838105963,"endHours":19.27232838105963,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.27232838105963,"endHours":20.27232838105963,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.27232838105963,"endHours":21.27232838105963,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.27232838105963,"endHours":22.27232838105963,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.27232838105963,"endHours":23.27232838105963,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.27232838105963,"endHours":24.27232838105963,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.27232838105963,"endHours":25.27232838105963,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.27232838105963,"endHours":26.27232838105963,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.27232838105963,"endHours":27.27232838105963,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.27232838105963,"endHours":28.27232838105963,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.27232838105963,"endHours":29.27232838105963,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.27232838105963,"endHours":30.27232838105963,"planetary_lord":"Saturn"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-2.3780550040655903,"eotMinutes":-9.650786013236482,"ayanamsa":23.3808}},"calendars":{"vikram_samvat":2023,"vikram_samvatsara":"Siddhārthī","saka_samvat":1888,"saka_samvatsara":"Parābhava","bengali_samvat":1373,"malayalam_era":1142,"nanakshahi_year":497,"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":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Navamī · Vikram 2023 Siddhārthī · Śaka 1888 Parābhava"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 15, 1966 CE · Perth, Australia · Vidhyamitra","description":"March 15, 1966 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 06:16, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1966-03-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1966-03-15","sa":"https://sa.vidhyamitra.com/city/perth/1966-03-15","hi":"https://hi.vidhyamitra.com/city/perth/1966-03-15","x-default":"https://vidhyamitra.com/city/perth/1966-03-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T06:44:11.822Z","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":"2026-09-06T06:44:11.822Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T06:44:11.822Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}