{"id":"vidhyamitra:city-day:perth:2138-02-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2138-02-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2138-02-27","date_display":"February 27, 2138 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":2138,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502005.770833,"kali_year":5239,"ahargana":1913540.2708,"sun":{"sidereal_longitude":312.3195,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":157.2319,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.9123,"elapsed_within_tithi_degrees":0.9123},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.2319,"elapsed_within_degrees":10.5652},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.5514},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":2138,"month":2,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502005.770833,"ahargana":1913540.2708,"kali_year":5239,"ayanamsa_lahiri":25.7829,"grahas":{"sun":{"sidereal_longitude":312.500138,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":155.55693799999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":-1.9572},"mars":{"sidereal_longitude":134.971338,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":322.06513799999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":246.08283800000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":331.147338,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":274.494238,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":311.4279,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":131.4279,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"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":2138,"month":2,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502005.770833,"kali_year":5239,"ahargana":1913540.2708,"sun":{"sidereal_longitude":312.3195,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":157.2319,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":204.9123,"elapsed_within_tithi_degrees":0.9123},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.2319,"elapsed_within_degrees":10.5652},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.5514},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.957,"elongation":155.088},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.957,"opposition_distance":24.912}},"eclipse_window_40days":[{"offset_days":-17,"type":"solar","occurs":true,"moon_latitude":-1.109,"elongation":2.975},{"offset_days":-2,"type":"lunar","occurs":true,"moon_latitude":-0.011,"opposition_distance":1.374},{"offset_days":12,"type":"solar","occurs":true,"moon_latitude":0.907,"elongation":1.955}]},"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":"06:05","sunsetLocal":"18:55","solarNoonLocal":"12:30","dayLengthHours":12.84294843582527,"dayLengthDisplay":"12 Hours 50 Mins 35 Secs","nightLengthDisplay":"11 Hours 09 Mins 25 Secs","moonriseLocal":"19:58","moonsetLocal":"08:06","rahuKala":{"name":"Rāhu Kāla","start":"14:06","end":"15:43","startHours":14.104552413733568,"endHours":15.709920968211726,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:05","end":"07:41","startHours":6.077709641342774,"endHours":7.683078195820933,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:17","end":"10:54","startHours":9.28844675029909,"endHours":10.89381530477725,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:04","end":"09:30","startHours":9.074397609702004,"endHours":9.50249589089618,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:57","startHours":6.612832492835493,"endHours":6.955311117790834,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:56","startHours":12.071085578061235,"endHours":12.927282140449586,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:13","startHours":4.365316516566072,"endHours":5.221513078954422,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:05","startHours":5.0074639383573345,"endHours":6.077709641342774,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:30","startHours":14.639675265226288,"endHours":15.49587182761464,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:43","end":"19:07","startHours":18.720658077168046,"endHours":19.120658077168045,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:55","end":"19:27","startHours":18.920658077168046,"endHours":19.455780928660765,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:40","end":"20:25","startHours":18.670658077168046,"endHours":20.420658077168046,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:56","startHours":24.071085578061236,"endHours":24.927282140449584,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:05","end":"07:41","startHours":6.077709641342774,"endHours":7.683078195820933,"quality":"auspicious"},{"name":"Roga","start":"07:41","end":"09:17","startHours":7.683078195820933,"endHours":9.28844675029909,"quality":"inauspicious"},{"name":"Udveg","start":"09:17","end":"10:54","startHours":9.28844675029909,"endHours":10.89381530477725,"quality":"inauspicious"},{"name":"Chala","start":"10:54","end":"12:30","startHours":10.89381530477725,"endHours":12.49918385925541,"quality":"neutral"},{"name":"Labha","start":"12:30","end":"14:06","startHours":12.49918385925541,"endHours":14.104552413733568,"quality":"auspicious"},{"name":"Amṛta","start":"14:06","end":"15:43","startHours":14.104552413733568,"endHours":15.709920968211726,"quality":"auspicious"},{"name":"Kāla","start":"15:43","end":"17:19","startHours":15.709920968211726,"endHours":17.315289522689888,"quality":"inauspicious"},{"name":"Śubha","start":"17:19","end":"18:55","startHours":17.315289522689888,"endHours":18.920658077168046,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:55","end":"20:19","startHours":18.920658077168046,"endHours":20.315289522689888,"quality":"auspicious"},{"name":"Kāla","start":"20:19","end":"21:43","startHours":20.315289522689888,"endHours":21.709920968211726,"quality":"inauspicious"},{"name":"Śubha","start":"21:43","end":"23:06","startHours":21.709920968211726,"endHours":23.10455241373357,"quality":"auspicious"},{"name":"Roga","start":"23:06","end":"00:30","startHours":23.10455241373357,"endHours":24.49918385925541,"quality":"inauspicious"},{"name":"Udveg","start":"00:30","end":"01:54","startHours":24.49918385925541,"endHours":25.893815304777252,"quality":"inauspicious"},{"name":"Chala","start":"01:54","end":"03:17","startHours":25.893815304777252,"endHours":27.288446750299094,"quality":"neutral"},{"name":"Labha","start":"03:17","end":"04:41","startHours":27.288446750299094,"endHours":28.683078195820933,"quality":"auspicious"},{"name":"Amṛta","start":"04:41","end":"06:05","startHours":28.683078195820933,"endHours":30.077709641342775,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.077709641342774,"endHours":7.077709641342774,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.077709641342774,"endHours":8.077709641342775,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.077709641342775,"endHours":9.077709641342775,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.077709641342775,"endHours":10.077709641342775,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.077709641342775,"endHours":11.077709641342775,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.077709641342775,"endHours":12.077709641342775,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.077709641342775,"endHours":13.077709641342775,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.077709641342775,"endHours":14.077709641342775,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.077709641342775,"endHours":15.077709641342775,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.077709641342775,"endHours":16.077709641342775,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.077709641342775,"endHours":17.077709641342775,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.077709641342775,"endHours":18.077709641342775,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.077709641342775,"endHours":19.077709641342775,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.077709641342775,"endHours":20.077709641342775,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.077709641342775,"endHours":21.077709641342775,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.077709641342775,"endHours":22.077709641342775,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.077709641342775,"endHours":23.077709641342775,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.077709641342775,"endHours":24.077709641342775,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.077709641342775,"endHours":25.077709641342775,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.077709641342775,"endHours":26.077709641342775,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.077709641342775,"endHours":27.077709641342775,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.077709641342775,"endHours":28.077709641342775,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.077709641342775,"endHours":29.077709641342775,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.077709641342775,"endHours":30.077709641342775,"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":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.462940974254533,"eotMinutes":-13.393031555324574,"ayanamsa":25.7829}},"calendars":{"vikram_samvat":2195,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2060,"saka_samvatsara":"Vilambī","bengali_samvat":1545,"malayalam_era":1314,"nanakshahi_year":669,"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 Tṛtīyā · Vikram 2195 Virodhakṛt · Śaka 2060 Vilambī"},"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":[]},"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, 2138 CE · Perth, Australia · Vidhyamitra","description":"February 27, 2138 CE for Perth, Australia: Kṛṣṇa Tṛtīyā, sūryodaya 06:05, sūryāsta 18:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2138-02-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2138-02-27","sa":"https://sa.vidhyamitra.com/city/perth/2138-02-27","hi":"https://hi.vidhyamitra.com/city/perth/2138-02-27","x-default":"https://vidhyamitra.com/city/perth/2138-02-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:19:19.813Z","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":"2026-06-01T04:19:19.813Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:19:19.813Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}