{"id":"vidhyamitra:city-day:perth:1868-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1868-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1868-02-01","date_display":"February 1, 1868 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":1868,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403363.770833,"kali_year":4969,"ahargana":1814898.2708,"sun":{"sidereal_longitude":289.8387,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":14.8444,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0057,"elapsed_within_tithi_degrees":1.0057},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":14.8444,"elapsed_within_degrees":1.5111},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.6831},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1868,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2403363.770833,"ahargana":1814898.2708,"kali_year":4969,"ayanamsa_lahiri":22.0102,"grahas":{"sun":{"sidereal_longitude":289.50528800000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":10.680687999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-3.7681},"mars":{"sidereal_longitude":284.07238800000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":297.101088,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":321.42388800000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":322.09958800000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":223.14768800000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":137.9557,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":317.9557,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1868,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403363.770833,"kali_year":4969,"ahargana":1814898.2708,"sun":{"sidereal_longitude":289.8387,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":14.8444,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0057,"elapsed_within_tithi_degrees":1.0057},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":14.8444,"elapsed_within_degrees":1.5111},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.6831},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.768,"elongation":85.006},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.768,"opposition_distance":94.994}},"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":"05:41","sunsetLocal":"19:19","solarNoonLocal":"12:30","dayLengthHours":13.635956235688065,"dayLengthDisplay":"13 Hours 38 Mins 09 Secs","nightLengthDisplay":"10 Hours 21 Mins 51 Secs","moonriseLocal":"12:24","moonsetLocal":"23:26","rahuKala":{"name":"Rāhu Kāla","start":"09:06","end":"10:48","startHours":9.095133409701244,"endHours":10.799627939162253,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:13","end":"15:55","startHours":14.208616998084269,"endHours":15.913111527545277,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:41","end":"07:23","startHours":5.686144350779228,"endHours":7.390638880240236,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:19","startHours":8.867867472439777,"endHours":9.322399346962712,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:37","startHours":6.254309193932897,"endHours":6.617934693551246,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:58","startHours":12.049590594100325,"endHours":12.958654343146195,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:47","startHours":3.8680168526874867,"endHours":4.777080601733357,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:33","end":"05:41","startHours":4.5498146644718895,"endHours":5.686144350779228,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:41","startHours":14.776781841237938,"endHours":15.685845590283808,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:07","end":"19:31","startHours":19.122100586467294,"endHours":19.522100586467293,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:19","end":"19:53","startHours":19.322100586467293,"endHours":19.890265429620964,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:04","end":"20:49","startHours":19.072100586467293,"endHours":20.822100586467293,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:58","startHours":24.049590594100323,"endHours":24.958654343146193,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:41","end":"07:23","startHours":5.686144350779228,"endHours":7.390638880240236,"quality":"inauspicious"},{"name":"Śubha","start":"07:23","end":"09:06","startHours":7.390638880240236,"endHours":9.095133409701244,"quality":"auspicious"},{"name":"Roga","start":"09:06","end":"10:48","startHours":9.095133409701244,"endHours":10.799627939162253,"quality":"inauspicious"},{"name":"Udveg","start":"10:48","end":"12:30","startHours":10.799627939162253,"endHours":12.504122468623262,"quality":"inauspicious"},{"name":"Chala","start":"12:30","end":"14:13","startHours":12.504122468623262,"endHours":14.208616998084269,"quality":"neutral"},{"name":"Labha","start":"14:13","end":"15:55","startHours":14.208616998084269,"endHours":15.913111527545277,"quality":"auspicious"},{"name":"Amṛta","start":"15:55","end":"17:37","startHours":15.913111527545277,"endHours":17.617606057006284,"quality":"auspicious"},{"name":"Kāla","start":"17:37","end":"19:19","startHours":17.617606057006284,"endHours":19.322100586467293,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:19","end":"20:37","startHours":19.322100586467293,"endHours":20.617606057006284,"quality":"auspicious"},{"name":"Amṛta","start":"20:37","end":"21:55","startHours":20.617606057006284,"endHours":21.913111527545276,"quality":"auspicious"},{"name":"Kāla","start":"21:55","end":"23:13","startHours":21.913111527545276,"endHours":23.208616998084267,"quality":"inauspicious"},{"name":"Śubha","start":"23:13","end":"00:30","startHours":23.208616998084267,"endHours":24.50412246862326,"quality":"auspicious"},{"name":"Roga","start":"00:30","end":"01:48","startHours":24.50412246862326,"endHours":25.799627939162253,"quality":"inauspicious"},{"name":"Udveg","start":"01:48","end":"03:06","startHours":25.799627939162253,"endHours":27.095133409701244,"quality":"inauspicious"},{"name":"Chala","start":"03:06","end":"04:23","startHours":27.095133409701244,"endHours":28.39063888024024,"quality":"neutral"},{"name":"Labha","start":"04:23","end":"05:41","startHours":28.39063888024024,"endHours":29.68614435077923,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.686144350779228,"endHours":6.686144350779228,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.686144350779228,"endHours":7.686144350779228,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.686144350779228,"endHours":8.686144350779228,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.686144350779228,"endHours":9.686144350779228,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.686144350779228,"endHours":10.686144350779228,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.686144350779228,"endHours":11.686144350779228,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.686144350779228,"endHours":12.686144350779228,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.686144350779228,"endHours":13.686144350779228,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.686144350779228,"endHours":14.686144350779228,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.686144350779228,"endHours":15.686144350779228,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.686144350779228,"endHours":16.68614435077923,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.68614435077923,"endHours":17.68614435077923,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.68614435077923,"endHours":18.68614435077923,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.68614435077923,"endHours":19.68614435077923,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.68614435077923,"endHours":20.68614435077923,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.68614435077923,"endHours":21.68614435077923,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.68614435077923,"endHours":22.68614435077923,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.68614435077923,"endHours":23.68614435077923,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.68614435077923,"endHours":24.68614435077923,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.68614435077923,"endHours":25.68614435077923,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.68614435077923,"endHours":26.68614435077923,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.68614435077923,"endHours":27.68614435077923,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.68614435077923,"endHours":28.68614435077923,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.68614435077923,"endHours":29.68614435077923,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Cara","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":-17.326279111624242,"eotMinutes":-13.689348117395623,"ayanamsa":22.0102}},"calendars":{"vikram_samvat":1925,"vikram_samvatsara":"Vṛṣa","saka_samvat":1790,"saka_samvatsara":"Vibhava","bengali_samvat":1275,"malayalam_era":1044,"nanakshahi_year":399,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Māgha Śukla Aṣṭamī · Vikram 1925 Vṛṣa · Śaka 1790 Vibhava"},"festivals":[{"id":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 1, 1868 CE · Perth, Australia · Vidhyamitra","description":"February 1, 1868 CE for Perth, Australia: Śukla Aṣṭamī, sūryodaya 05:41, sūryāsta 19:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1868-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1868-02-01","sa":"https://sa.vidhyamitra.com/city/perth/1868-02-01","hi":"https://hi.vidhyamitra.com/city/perth/1868-02-01","x-default":"https://vidhyamitra.com/city/perth/1868-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T16:14:37.670Z","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":"2026-06-01T16:14:37.670Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T16:14:37.670Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}