{"id":"vidhyamitra:city-day:perth:2087-06-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2087-06-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2087-06-13","date_display":"June 13, 2087 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":2087,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483484.770833,"kali_year":5189,"ahargana":1895019.2708,"sun":{"sidereal_longitude":56.8406,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":199.6332,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":142.7926,"elapsed_within_tithi_degrees":10.7926},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.6332,"elapsed_within_degrees":12.9666},"yoga":{"number":20,"name":"Śiva","sum_longitude":256.4738},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2087,"month":6,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2483484.770833,"ahargana":1895019.2708,"kali_year":5189,"ayanamsa_lahiri":25.0746,"grahas":{"sun":{"sidereal_longitude":57.249476000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":201.33497599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-1.0209},"mars":{"sidereal_longitude":113.851876,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":46.843376000000035,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":135.141976,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":97.64347600000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":13.733075999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":212.7596,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.7596,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"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":2087,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483484.770833,"kali_year":5189,"ahargana":1895019.2708,"sun":{"sidereal_longitude":56.8406,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":199.6332,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":142.7926,"elapsed_within_tithi_degrees":10.7926},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.6332,"elapsed_within_degrees":12.9666},"yoga":{"number":20,"name":"Śiva","sum_longitude":256.4738},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.021,"elongation":142.793},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.021,"opposition_distance":37.207}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":-0.968,"elongation":0.395}]},"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":"07:14","sunsetLocal":"17:19","solarNoonLocal":"12:16","dayLengthHours":10.078786913771943,"dayLengthDisplay":"10 Hours 04 Mins 44 Secs","nightLengthDisplay":"13 Hours 55 Mins 16 Secs","moonriseLocal":"15:07","moonsetLocal":"04:39","rahuKala":{"name":"Rāhu Kāla","start":"11:01","end":"12:16","startHours":11.012531975801824,"endHours":12.272380340023318,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:48","end":"16:03","startHours":14.792077068466302,"endHours":16.051925432687796,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:30","end":"09:45","startHours":8.492835247358839,"endHours":9.75268361158033,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:55","startHours":9.584703829684132,"endHours":9.92066339347653,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:55","startHours":7.652936337877843,"endHours":7.921703988911762,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:37","startHours":11.93642077623092,"endHours":12.608339903815716,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:53","end":"06:34","startHours":5.889148627967753,"endHours":6.56106775555255,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:24","end":"07:14","startHours":6.393087973656351,"endHours":7.232986883137346,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:37","startHours":13.952178158985308,"endHours":14.624097286570105,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.11177379690929,"endHours":17.51177379690929,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.31177379690929,"endHours":17.731723251649786,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.06177379690929,"endHours":18.81177379690929,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:37","startHours":23.93642077623092,"endHours":24.608339903815715,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:14","end":"08:30","startHours":7.232986883137346,"endHours":8.492835247358839,"quality":"neutral"},{"name":"Labha","start":"08:30","end":"09:45","startHours":8.492835247358839,"endHours":9.75268361158033,"quality":"auspicious"},{"name":"Amṛta","start":"09:45","end":"11:01","startHours":9.75268361158033,"endHours":11.012531975801824,"quality":"auspicious"},{"name":"Kāla","start":"11:01","end":"12:16","startHours":11.012531975801824,"endHours":12.272380340023318,"quality":"inauspicious"},{"name":"Śubha","start":"12:16","end":"13:32","startHours":12.272380340023318,"endHours":13.53222870424481,"quality":"auspicious"},{"name":"Roga","start":"13:32","end":"14:48","startHours":13.53222870424481,"endHours":14.792077068466302,"quality":"inauspicious"},{"name":"Udveg","start":"14:48","end":"16:03","startHours":14.792077068466302,"endHours":16.051925432687796,"quality":"inauspicious"},{"name":"Chala","start":"16:03","end":"17:19","startHours":16.051925432687796,"endHours":17.31177379690929,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:19","end":"19:03","startHours":17.31177379690929,"endHours":19.051925432687796,"quality":"inauspicious"},{"name":"Udveg","start":"19:03","end":"20:48","startHours":19.051925432687796,"endHours":20.792077068466305,"quality":"inauspicious"},{"name":"Chala","start":"20:48","end":"22:32","startHours":20.792077068466305,"endHours":22.53222870424481,"quality":"neutral"},{"name":"Labha","start":"22:32","end":"00:16","startHours":22.53222870424481,"endHours":24.272380340023318,"quality":"auspicious"},{"name":"Amṛta","start":"00:16","end":"02:01","startHours":24.272380340023318,"endHours":26.012531975801824,"quality":"auspicious"},{"name":"Kāla","start":"02:01","end":"03:45","startHours":26.012531975801824,"endHours":27.75268361158033,"quality":"inauspicious"},{"name":"Śubha","start":"03:45","end":"05:30","startHours":27.75268361158033,"endHours":29.49283524735884,"quality":"auspicious"},{"name":"Roga","start":"05:30","end":"07:14","startHours":29.49283524735884,"endHours":31.232986883137347,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.232986883137346,"endHours":8.232986883137347,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.232986883137347,"endHours":9.232986883137347,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.232986883137347,"endHours":10.232986883137347,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.232986883137347,"endHours":11.232986883137347,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.232986883137347,"endHours":12.232986883137347,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.232986883137347,"endHours":13.232986883137347,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.232986883137347,"endHours":14.232986883137347,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.232986883137347,"endHours":15.232986883137347,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.232986883137347,"endHours":16.232986883137347,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.232986883137347,"endHours":17.232986883137347,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.232986883137347,"endHours":18.232986883137347,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.232986883137347,"endHours":19.232986883137347,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.232986883137347,"endHours":20.232986883137347,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.232986883137347,"endHours":21.232986883137347,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.232986883137347,"endHours":22.232986883137347,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.232986883137347,"endHours":23.232986883137347,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.232986883137347,"endHours":24.232986883137347,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.232986883137347,"endHours":25.232986883137347,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.232986883137347,"endHours":26.232986883137347,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.232986883137347,"endHours":27.232986883137347,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.232986883137347,"endHours":28.232986883137347,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.232986883137347,"endHours":29.232986883137347,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.232986883137347,"endHours":30.232986883137347,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.232986883137347,"endHours":31.232986883137347,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.214128443393406,"eotMinutes":0.2151795986009022,"ayanamsa":25.0746}},"calendars":{"vikram_samvat":2144,"vikram_samvatsara":"Raudra","saka_samvat":2009,"saka_samvatsara":"Plavaṅga","bengali_samvat":1494,"malayalam_era":1263,"nanakshahi_year":618,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Dvādaśī · Vikram 2144 Raudra · Śaka 2009 Plavaṅga"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 June 13, 2087 CE · Perth, Australia · Vidhyamitra","description":"June 13, 2087 CE for Perth, Australia: Śukla Dvādaśī, sūryodaya 07:14, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2087-06-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2087-06-13","sa":"https://sa.vidhyamitra.com/city/perth/2087-06-13","hi":"https://hi.vidhyamitra.com/city/perth/2087-06-13","x-default":"https://vidhyamitra.com/city/perth/2087-06-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:54:01.074Z","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":"2026-05-31T22:54:01.074Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:54:01.074Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}