{"id":"vidhyamitra:city-day:perth:1865-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1865-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1865-04-01","date_display":"April 1, 1865 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":1865,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402327.770833,"kali_year":4966,"ahargana":1813862.2708,"sun":{"sidereal_longitude":349.8363,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":52.6383,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.802,"elapsed_within_tithi_degrees":2.802},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.6383,"elapsed_within_degrees":12.6383},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.4746},"karana":{"half_tithi_index":10,"name":"Kaulava"},"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":1865,"month":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2402327.770833,"ahargana":1813862.2708,"kali_year":4966,"ayanamsa_lahiri":21.9706,"grahas":{"sun":{"sidereal_longitude":349.36117,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":54.82227,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-2.8782},"mars":{"sidereal_longitude":70.40886999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":4.951869999999985,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":249.07146999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":31.365470000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":187.29566999999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":192.848,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":12.848,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1865,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402327.770833,"kali_year":4966,"ahargana":1813862.2708,"sun":{"sidereal_longitude":349.8363,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":52.6383,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.802,"elapsed_within_tithi_degrees":2.802},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.6383,"elapsed_within_degrees":12.6383},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.4746},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.878,"elongation":62.802},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.878,"opposition_distance":117.198}},"eclipse_window_40days":[{"offset_days":10,"type":"lunar","occurs":true,"moon_latitude":-1.073,"opposition_distance":1.123}]},"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":"06:28","sunsetLocal":"18:14","solarNoonLocal":"12:21","dayLengthHours":11.757765023838868,"dayLengthDisplay":"11 Hours 45 Mins 28 Secs","nightLengthDisplay":"12 Hours 14 Mins 32 Secs","moonriseLocal":"11:40","moonsetLocal":"21:45","rahuKala":{"name":"Rāhu Kāla","start":"09:25","end":"10:53","startHours":9.40893034572614,"endHours":10.878650973705998,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:49","end":"15:17","startHours":13.818092229665716,"endHours":15.287812857645573,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:28","end":"07:56","startHours":6.469489089766423,"endHours":7.939209717746282,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.212967595328825,"endHours":9.604893096123455,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:16","startHours":6.959395965759709,"endHours":7.272936366395412,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:44","startHours":11.956446100891228,"endHours":12.740297102480486,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:54","end":"05:41","startHours":4.901787086587907,"endHours":5.685638088177165,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:28","startHours":5.48967533777985,"endHours":6.469489089766423,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:06","startHours":14.307999105659,"endHours":15.091850107248257,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.02725411360529,"endHours":18.42725411360529,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:43","startHours":18.22725411360529,"endHours":18.717160989598575,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.97725411360529,"endHours":19.72725411360529,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:44","startHours":23.956446100891228,"endHours":24.740297102480483,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:28","end":"07:56","startHours":6.469489089766423,"endHours":7.939209717746282,"quality":"inauspicious"},{"name":"Śubha","start":"07:56","end":"09:25","startHours":7.939209717746282,"endHours":9.40893034572614,"quality":"auspicious"},{"name":"Roga","start":"09:25","end":"10:53","startHours":9.40893034572614,"endHours":10.878650973705998,"quality":"inauspicious"},{"name":"Udveg","start":"10:53","end":"12:21","startHours":10.878650973705998,"endHours":12.348371601685857,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:49","startHours":12.348371601685857,"endHours":13.818092229665716,"quality":"neutral"},{"name":"Labha","start":"13:49","end":"15:17","startHours":13.818092229665716,"endHours":15.287812857645573,"quality":"auspicious"},{"name":"Amṛta","start":"15:17","end":"16:45","startHours":15.287812857645573,"endHours":16.75753348562543,"quality":"auspicious"},{"name":"Kāla","start":"16:45","end":"18:14","startHours":16.75753348562543,"endHours":18.22725411360529,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:14","end":"19:45","startHours":18.22725411360529,"endHours":19.757533485625434,"quality":"auspicious"},{"name":"Amṛta","start":"19:45","end":"21:17","startHours":19.757533485625434,"endHours":21.287812857645573,"quality":"auspicious"},{"name":"Kāla","start":"21:17","end":"22:49","startHours":21.287812857645573,"endHours":22.818092229665716,"quality":"inauspicious"},{"name":"Śubha","start":"22:49","end":"00:21","startHours":22.818092229665716,"endHours":24.348371601685855,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"01:53","startHours":24.348371601685855,"endHours":25.878650973705998,"quality":"inauspicious"},{"name":"Udveg","start":"01:53","end":"03:25","startHours":25.878650973705998,"endHours":27.40893034572614,"quality":"inauspicious"},{"name":"Chala","start":"03:25","end":"04:56","startHours":27.40893034572614,"endHours":28.93920971774628,"quality":"neutral"},{"name":"Labha","start":"04:56","end":"06:28","startHours":28.93920971774628,"endHours":30.469489089766423,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.469489089766423,"endHours":7.469489089766423,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.469489089766423,"endHours":8.469489089766423,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.469489089766423,"endHours":9.469489089766423,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.469489089766423,"endHours":10.469489089766423,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.469489089766423,"endHours":11.469489089766423,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.469489089766423,"endHours":12.469489089766423,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.469489089766423,"endHours":13.469489089766423,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.469489089766423,"endHours":14.469489089766423,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.469489089766423,"endHours":15.469489089766423,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.469489089766423,"endHours":16.469489089766423,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.469489089766423,"endHours":17.469489089766423,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.469489089766423,"endHours":18.469489089766423,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.469489089766423,"endHours":19.469489089766423,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.469489089766423,"endHours":20.469489089766423,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.469489089766423,"endHours":21.469489089766423,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.469489089766423,"endHours":22.469489089766423,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.469489089766423,"endHours":23.469489089766423,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.469489089766423,"endHours":24.469489089766423,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.469489089766423,"endHours":25.469489089766423,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.469489089766423,"endHours":26.469489089766423,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.469489089766423,"endHours":27.469489089766423,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.469489089766423,"endHours":28.469489089766423,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.469489089766423,"endHours":29.469489089766423,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.469489089766423,"endHours":30.469489089766423,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.482258222797922,"eotMinutes":-4.344296101151456,"ayanamsa":21.9706}},"calendars":{"vikram_samvat":1922,"vikram_samvatsara":"Bahudhānya","saka_samvat":1787,"saka_samvatsara":"Krodhana","bengali_samvat":1272,"malayalam_era":1041,"nanakshahi_year":396,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","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 Śukla Ṣaṣṭhī · Vikram 1922 Bahudhānya · Śaka 1787 Krodhana"},"festivals":[{"id":"yamuna-jayanti","name":"Yamunā Jayantī","name_sanskrit":"यमुना जयन्ती","tradition":"Vaishnava","associated_deity":"Yamunā Devī (Krishna's playmate)","significance":"Manifestation of Yamunā Devī; Vraja-bhakti-pravāhinī.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":4}],"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":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 April 1, 1865 CE · Perth, Australia · Vidhyamitra","description":"April 1, 1865 CE for Perth, Australia: Śukla Ṣaṣṭhī, sūryodaya 06:28, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1865-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1865-04-01","sa":"https://sa.vidhyamitra.com/city/perth/1865-04-01","hi":"https://hi.vidhyamitra.com/city/perth/1865-04-01","x-default":"https://vidhyamitra.com/city/perth/1865-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T14:58:55.943Z","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":"2026-06-01T14:58:55.943Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T14:58:55.943Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}