{"id":"vidhyamitra:city-day:perth:1968-02-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1968-02-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1968-02-27","date_display":"February 27, 1968 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":1968,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439913.770833,"kali_year":5069,"ahargana":1851448.2708,"sun":{"sidereal_longitude":314.3255,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":300.512,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.1865,"elapsed_within_tithi_degrees":10.1865},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.512,"elapsed_within_degrees":7.1787},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.8375},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":1968,"month":2,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439913.770833,"ahargana":1851448.2708,"kali_year":5069,"ayanamsa_lahiri":23.4081,"grahas":{"sun":{"sidereal_longitude":314.10560899999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":299.04720900000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-3.9291},"mars":{"sidereal_longitude":344.577809,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":294.227709,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":127.03670899999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":285.473309,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":347.915809,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":1.3608,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":181.3608,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":1968,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439913.770833,"kali_year":5069,"ahargana":1851448.2708,"sun":{"sidereal_longitude":314.3255,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":300.512,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.1865,"elapsed_within_tithi_degrees":10.1865},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.512,"elapsed_within_degrees":7.1787},"yoga":{"number":20,"name":"Śiva","sum_longitude":254.8375},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.929,"elongation":13.814},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.929,"opposition_distance":166.186}},"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":"06:04","sunsetLocal":"18:56","solarNoonLocal":"12:30","dayLengthHours":12.867592424126492,"dayLengthDisplay":"12 Hours 52 Mins 03 Secs","nightLengthDisplay":"11 Hours 07 Mins 57 Secs","moonriseLocal":"04:51","moonsetLocal":"18:08","rahuKala":{"name":"Rāhu Kāla","start":"15:43","end":"17:19","startHours":15.716081965287032,"endHours":17.324531018302846,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:17","end":"10:53","startHours":9.282285753223785,"endHours":10.890734806239598,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:30","end":"14:06","startHours":12.49918385925541,"endHours":14.107632912271221,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:30","startHours":9.067825879488344,"endHours":9.496745626959228,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:57","startHours":6.601537331530767,"endHours":6.944673129507473,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:56","startHours":12.070264111784526,"endHours":12.928103606726294,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:21","end":"05:12","startHours":4.349708657308631,"endHours":5.207548152250397,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:04","startHours":4.993088278514955,"endHours":6.065387647192163,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:30","startHours":14.643782596609825,"endHours":15.50162209155159,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.732980071318657,"endHours":19.132980071318656,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:28","startHours":18.932980071318656,"endHours":19.46912975565726,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.682980071318656,"endHours":20.432980071318656,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:56","startHours":24.070264111784528,"endHours":24.928103606726292,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:04","end":"07:40","startHours":6.065387647192163,"endHours":7.673836700207975,"quality":"inauspicious"},{"name":"Udveg","start":"07:40","end":"09:17","startHours":7.673836700207975,"endHours":9.282285753223785,"quality":"inauspicious"},{"name":"Chala","start":"09:17","end":"10:53","startHours":9.282285753223785,"endHours":10.890734806239598,"quality":"neutral"},{"name":"Labha","start":"10:53","end":"12:30","startHours":10.890734806239598,"endHours":12.49918385925541,"quality":"auspicious"},{"name":"Amṛta","start":"12:30","end":"14:06","startHours":12.49918385925541,"endHours":14.107632912271221,"quality":"auspicious"},{"name":"Kāla","start":"14:06","end":"15:43","startHours":14.107632912271221,"endHours":15.716081965287032,"quality":"inauspicious"},{"name":"Śubha","start":"15:43","end":"17:19","startHours":15.716081965287032,"endHours":17.324531018302846,"quality":"auspicious"},{"name":"Roga","start":"17:19","end":"18:56","startHours":17.324531018302846,"endHours":18.932980071318656,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:56","end":"20:19","startHours":18.932980071318656,"endHours":20.324531018302846,"quality":"inauspicious"},{"name":"Śubha","start":"20:19","end":"21:43","startHours":20.324531018302846,"endHours":21.71608196528703,"quality":"auspicious"},{"name":"Roga","start":"21:43","end":"23:06","startHours":21.71608196528703,"endHours":23.10763291227122,"quality":"inauspicious"},{"name":"Udveg","start":"23:06","end":"00:30","startHours":23.10763291227122,"endHours":24.49918385925541,"quality":"inauspicious"},{"name":"Chala","start":"00:30","end":"01:53","startHours":24.49918385925541,"endHours":25.8907348062396,"quality":"neutral"},{"name":"Labha","start":"01:53","end":"03:17","startHours":25.8907348062396,"endHours":27.28228575322379,"quality":"auspicious"},{"name":"Amṛta","start":"03:17","end":"04:40","startHours":27.28228575322379,"endHours":28.673836700207975,"quality":"auspicious"},{"name":"Kāla","start":"04:40","end":"06:04","startHours":28.673836700207975,"endHours":30.065387647192164,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.065387647192163,"endHours":7.065387647192163,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.065387647192163,"endHours":8.065387647192164,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.065387647192164,"endHours":9.065387647192164,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.065387647192164,"endHours":10.065387647192164,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.065387647192164,"endHours":11.065387647192164,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.065387647192164,"endHours":12.065387647192164,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.065387647192164,"endHours":13.065387647192164,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.065387647192164,"endHours":14.065387647192164,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.065387647192164,"endHours":15.065387647192164,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.065387647192164,"endHours":16.065387647192164,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.065387647192164,"endHours":17.065387647192164,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.065387647192164,"endHours":18.065387647192164,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.065387647192164,"endHours":19.065387647192164,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.065387647192164,"endHours":20.065387647192164,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.065387647192164,"endHours":21.065387647192164,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.065387647192164,"endHours":22.065387647192164,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.065387647192164,"endHours":23.065387647192164,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.065387647192164,"endHours":24.065387647192164,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.065387647192164,"endHours":25.065387647192164,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.065387647192164,"endHours":26.065387647192164,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.065387647192164,"endHours":27.065387647192164,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.065387647192164,"endHours":28.065387647192164,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.065387647192164,"endHours":29.065387647192164,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.065387647192164,"endHours":30.065387647192164,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Dhūmra","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":-8.749670292078017,"eotMinutes":-13.393031555324574,"ayanamsa":23.4081}},"calendars":{"vikram_samvat":2025,"vikram_samvatsara":"Durmati","saka_samvat":1890,"saka_samvatsara":"Kīlaka","bengali_samvat":1375,"malayalam_era":1144,"nanakshahi_year":499,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturdaśī · Vikram 2025 Durmati · Śaka 1890 Kīlaka"},"festivals":[{"id":"maha-shivaratri","name":"Mahā Śivarātri","name_sanskrit":"महा शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"The greatest night of Lord Śiva; cosmic dance of dissolution.","vrata":true,"primary_observance":"Strict fast + night-long vigil + 4-yāma pūjā","detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":1},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"maha-shivaratri-walk","name":"Mahā Śivarātri Walk","name_sanskrit":"महा शिवरात्रि यात्रा","type":"festival","description":"Śiva-stuti through Bhāgavata + Mahābhārata Anuśāsana.","step_count":12,"url":"/walk/maha-shivaratri-walk"},"reason":"Today is Mahā Śivarātri — its dedicated 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 February 27, 1968 CE · Perth, Australia · Vidhyamitra","description":"February 27, 1968 CE for Perth, Australia: Kṛṣṇa Caturdaśī, sūryodaya 06:04, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1968-02-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1968-02-27","sa":"https://sa.vidhyamitra.com/city/perth/1968-02-27","hi":"https://hi.vidhyamitra.com/city/perth/1968-02-27","x-default":"https://vidhyamitra.com/city/perth/1968-02-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T12:20:21.426Z","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":"2026-06-01T12:20:21.426Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T12:20:21.426Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}