{"id":"vidhyamitra:city-day:perth:2145-02-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2145-02-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2145-02-11","date_display":"February 11, 2145 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":2145,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504546.770833,"kali_year":5246,"ahargana":1916081.2708,"sun":{"sidereal_longitude":296.2877,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":157.436,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.1484,"elapsed_within_tithi_degrees":5.1484},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.436,"elapsed_within_degrees":10.7694},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":93.7237},"karana":{"half_tithi_index":36,"name":"Bava"},"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":2145,"month":2,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2504546.770833,"ahargana":1916081.2708,"kali_year":5246,"ayanamsa_lahiri":25.8801,"grahas":{"sun":{"sidereal_longitude":296.5582529999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":159.04865300000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":-1.4902},"mars":{"sidereal_longitude":358.337653,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":312.716553,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":94.12375300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"venus":{"sidereal_longitude":302.38925300000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":348.158953,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":176.7934,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":356.7934,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2145,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2504546.770833,"kali_year":5246,"ahargana":1916081.2708,"sun":{"sidereal_longitude":296.2877,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":157.436,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.1484,"elapsed_within_tithi_degrees":5.1484},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.436,"elapsed_within_degrees":10.7694},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":93.7237},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.49,"elongation":138.852},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.49,"opposition_distance":41.148}},"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":"05:51","sunsetLocal":"19:11","solarNoonLocal":"12:31","dayLengthHours":13.3324064060914,"dayLengthDisplay":"13 Hours 19 Mins 57 Secs","nightLengthDisplay":"10 Hours 40 Mins 03 Secs","moonriseLocal":"21:13","moonsetLocal":"09:29","rahuKala":{"name":"Rāhu Kāla","start":"14:11","end":"15:51","startHours":14.185469826604406,"endHours":15.85202062736583,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:51","end":"07:31","startHours":5.852715822797281,"endHours":7.519266623558706,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:11","end":"10:51","startHours":9.185817424320131,"endHours":10.852368225081555,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:24","startHours":8.963610650885274,"endHours":9.408024197754987,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:46","startHours":6.408232756384423,"endHours":6.763763593880193,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.074505478973267,"endHours":12.963332572712693,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:58","startHours":4.075061635318428,"endHours":4.963888729057854,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:51","startHours":4.741681955622997,"endHours":5.852715822797281,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:38","startHours":14.740986760191547,"endHours":15.629813853930973,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.98512222888868,"endHours":19.38512222888868,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:44","startHours":19.18512222888868,"endHours":19.740639162475823,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.93512222888868,"endHours":20.68512222888868,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.074505478973265,"endHours":24.963332572712694,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:51","end":"07:31","startHours":5.852715822797281,"endHours":7.519266623558706,"quality":"auspicious"},{"name":"Roga","start":"07:31","end":"09:11","startHours":7.519266623558706,"endHours":9.185817424320131,"quality":"inauspicious"},{"name":"Udveg","start":"09:11","end":"10:51","startHours":9.185817424320131,"endHours":10.852368225081555,"quality":"inauspicious"},{"name":"Chala","start":"10:51","end":"12:31","startHours":10.852368225081555,"endHours":12.51891902584298,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"14:11","startHours":12.51891902584298,"endHours":14.185469826604406,"quality":"auspicious"},{"name":"Amṛta","start":"14:11","end":"15:51","startHours":14.185469826604406,"endHours":15.85202062736583,"quality":"auspicious"},{"name":"Kāla","start":"15:51","end":"17:31","startHours":15.85202062736583,"endHours":17.518571428127256,"quality":"inauspicious"},{"name":"Śubha","start":"17:31","end":"19:11","startHours":17.518571428127256,"endHours":19.18512222888868,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:11","end":"20:31","startHours":19.18512222888868,"endHours":20.518571428127256,"quality":"auspicious"},{"name":"Kāla","start":"20:31","end":"21:51","startHours":20.518571428127256,"endHours":21.85202062736583,"quality":"inauspicious"},{"name":"Śubha","start":"21:51","end":"23:11","startHours":21.85202062736583,"endHours":23.185469826604404,"quality":"auspicious"},{"name":"Roga","start":"23:11","end":"00:31","startHours":23.185469826604404,"endHours":24.51891902584298,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"01:51","startHours":24.51891902584298,"endHours":25.852368225081555,"quality":"inauspicious"},{"name":"Chala","start":"01:51","end":"03:11","startHours":25.852368225081555,"endHours":27.18581742432013,"quality":"neutral"},{"name":"Labha","start":"03:11","end":"04:31","startHours":27.18581742432013,"endHours":28.519266623558707,"quality":"auspicious"},{"name":"Amṛta","start":"04:31","end":"05:51","startHours":28.519266623558707,"endHours":29.85271582279728,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.852715822797281,"endHours":6.852715822797281,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.852715822797281,"endHours":7.852715822797281,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.852715822797281,"endHours":8.85271582279728,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.85271582279728,"endHours":9.85271582279728,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.85271582279728,"endHours":10.85271582279728,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.85271582279728,"endHours":11.85271582279728,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.85271582279728,"endHours":12.85271582279728,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.85271582279728,"endHours":13.85271582279728,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.85271582279728,"endHours":14.85271582279728,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.85271582279728,"endHours":15.85271582279728,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.85271582279728,"endHours":16.85271582279728,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.85271582279728,"endHours":17.85271582279728,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.85271582279728,"endHours":18.85271582279728,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.85271582279728,"endHours":19.85271582279728,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.85271582279728,"endHours":20.85271582279728,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.85271582279728,"endHours":21.85271582279728,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.85271582279728,"endHours":22.85271582279728,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.85271582279728,"endHours":23.85271582279728,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.85271582279728,"endHours":24.85271582279728,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.85271582279728,"endHours":25.85271582279728,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.85271582279728,"endHours":26.85271582279728,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.85271582279728,"endHours":27.85271582279728,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.85271582279728,"endHours":28.85271582279728,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.85271582279728,"endHours":29.85271582279728,"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":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.031986632508723,"eotMinutes":-14.577141550578775,"ayanamsa":25.8801}},"calendars":{"vikram_samvat":2202,"vikram_samvatsara":"Kālayukta","saka_samvat":2067,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1552,"malayalam_era":1321,"nanakshahi_year":676,"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":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturthī · Vikram 2202 Kālayukta · Śaka 2067 Viśvāvasu"},"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":"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 11, 2145 CE · Perth, Australia · Vidhyamitra","description":"February 11, 2145 CE for Perth, Australia: Kṛṣṇa Caturthī, sūryodaya 05:51, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2145-02-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2145-02-11","sa":"https://sa.vidhyamitra.com/city/perth/2145-02-11","hi":"https://hi.vidhyamitra.com/city/perth/2145-02-11","x-default":"https://vidhyamitra.com/city/perth/2145-02-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T21:49:01.070Z","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":"2026-06-02T21:49:01.070Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T21:49:01.070Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}