{"id":"vidhyamitra:city-day:perth:2102-06-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2102-06-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-06-30","date_display":"June 30, 2102 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":2102,"month":6,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488979.770833,"kali_year":5204,"ahargana":1900514.2708,"sun":{"sidereal_longitude":72.1123,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":241.9933,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":169.8809,"elapsed_within_tithi_degrees":1.8809},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":241.9933,"elapsed_within_degrees":1.9933},"yoga":{"number":24,"name":"Śukla","sum_longitude":314.1056},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"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":2102,"month":6,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488979.770833,"ahargana":1900514.2708,"kali_year":5204,"ayanamsa_lahiri":25.2847,"grahas":{"sun":{"sidereal_longitude":72.67132700000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":242.86232700000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":-2.8675},"mars":{"sidereal_longitude":118.01962700000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":70.15302700000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":231.218027,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":46.711126999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":197.55022699999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":281.608,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.608,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"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":2102,"month":6,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488979.770833,"kali_year":5204,"ahargana":1900514.2708,"sun":{"sidereal_longitude":72.1123,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":241.9933,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":169.8809,"elapsed_within_tithi_degrees":1.8809},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":241.9933,"elapsed_within_degrees":1.9933},"yoga":{"number":24,"name":"Śukla","sum_longitude":314.1056},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.868,"elongation":169.881},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.868,"opposition_distance":10.119}},"eclipse_window_40days":[{"offset_days":15,"type":"solar","occurs":true,"moon_latitude":1.294,"elongation":2.229}]},"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":"07:17","sunsetLocal":"17:22","solarNoonLocal":"12:20","dayLengthHours":10.080444112458535,"dayLengthDisplay":"10 Hours 04 Mins 50 Secs","nightLengthDisplay":"13 Hours 55 Mins 10 Secs","moonriseLocal":"16:35","moonsetLocal":"06:46","rahuKala":{"name":"Rāhu Kāla","start":"11:04","end":"12:20","startHours":11.07060539864339,"endHours":12.330660912700708,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:51","end":"16:07","startHours":14.850771940815342,"endHours":16.11082745487266,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:33","end":"09:49","startHours":8.550494370528758,"endHours":9.810549884586075,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"09:59","startHours":9.642542482711766,"endHours":9.978557286460383,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"07:59","startHours":7.710457361157213,"endHours":7.9792692041561075,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:40","startHours":11.994646108952091,"endHours":12.666675716449328,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:57","end":"06:37","startHours":5.94637964147697,"endHours":6.6184092489742055,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:17","startHours":6.450401847099897,"endHours":7.290438856471441,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:41","startHours":14.010734931443798,"endHours":14.682764538941033,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.170882968929977,"endHours":17.570882968929975,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:47","startHours":17.370882968929976,"endHours":17.790901473615747,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.120882968929976,"endHours":18.870882968929976,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:40","startHours":23.99464610895209,"endHours":24.666675716449326,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:17","end":"08:33","startHours":7.290438856471441,"endHours":8.550494370528758,"quality":"neutral"},{"name":"Labha","start":"08:33","end":"09:49","startHours":8.550494370528758,"endHours":9.810549884586075,"quality":"auspicious"},{"name":"Amṛta","start":"09:49","end":"11:04","startHours":9.810549884586075,"endHours":11.07060539864339,"quality":"auspicious"},{"name":"Kāla","start":"11:04","end":"12:20","startHours":11.07060539864339,"endHours":12.330660912700708,"quality":"inauspicious"},{"name":"Śubha","start":"12:20","end":"13:35","startHours":12.330660912700708,"endHours":13.590716426758025,"quality":"auspicious"},{"name":"Roga","start":"13:35","end":"14:51","startHours":13.590716426758025,"endHours":14.850771940815342,"quality":"inauspicious"},{"name":"Udveg","start":"14:51","end":"16:07","startHours":14.850771940815342,"endHours":16.11082745487266,"quality":"inauspicious"},{"name":"Chala","start":"16:07","end":"17:22","startHours":16.11082745487266,"endHours":17.370882968929976,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:22","end":"19:07","startHours":17.370882968929976,"endHours":19.11082745487266,"quality":"inauspicious"},{"name":"Udveg","start":"19:07","end":"20:51","startHours":19.11082745487266,"endHours":20.850771940815342,"quality":"inauspicious"},{"name":"Chala","start":"20:51","end":"22:35","startHours":20.850771940815342,"endHours":22.590716426758025,"quality":"neutral"},{"name":"Labha","start":"22:35","end":"00:20","startHours":22.590716426758025,"endHours":24.330660912700708,"quality":"auspicious"},{"name":"Amṛta","start":"00:20","end":"02:04","startHours":24.330660912700708,"endHours":26.070605398643394,"quality":"auspicious"},{"name":"Kāla","start":"02:04","end":"03:49","startHours":26.070605398643394,"endHours":27.810549884586074,"quality":"inauspicious"},{"name":"Śubha","start":"03:49","end":"05:33","startHours":27.810549884586074,"endHours":29.55049437052876,"quality":"auspicious"},{"name":"Roga","start":"05:33","end":"07:17","startHours":29.55049437052876,"endHours":31.29043885647144,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:17","end":"08:17","startHours":7.290438856471441,"endHours":8.290438856471441,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:17","end":"09:17","startHours":8.290438856471441,"endHours":9.290438856471441,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:17","end":"10:17","startHours":9.290438856471441,"endHours":10.290438856471441,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:17","end":"11:17","startHours":10.290438856471441,"endHours":11.290438856471441,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:17","end":"12:17","startHours":11.290438856471441,"endHours":12.290438856471441,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:17","end":"13:17","startHours":12.290438856471441,"endHours":13.290438856471441,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:17","end":"14:17","startHours":13.290438856471441,"endHours":14.290438856471441,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:17","end":"15:17","startHours":14.290438856471441,"endHours":15.290438856471441,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:17","end":"16:17","startHours":15.290438856471441,"endHours":16.29043885647144,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:17","end":"17:17","startHours":16.29043885647144,"endHours":17.29043885647144,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:17","end":"18:17","startHours":17.29043885647144,"endHours":18.29043885647144,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:17","end":"19:17","startHours":18.29043885647144,"endHours":19.29043885647144,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:17","end":"20:17","startHours":19.29043885647144,"endHours":20.29043885647144,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:17","end":"21:17","startHours":20.29043885647144,"endHours":21.29043885647144,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:17","end":"22:17","startHours":21.29043885647144,"endHours":22.29043885647144,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:17","end":"23:17","startHours":22.29043885647144,"endHours":23.29043885647144,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:17","end":"00:17","startHours":23.29043885647144,"endHours":24.29043885647144,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:17","end":"01:17","startHours":24.29043885647144,"endHours":25.29043885647144,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:17","end":"02:17","startHours":25.29043885647144,"endHours":26.29043885647144,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:17","end":"03:17","startHours":26.29043885647144,"endHours":27.29043885647144,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:17","end":"04:17","startHours":27.29043885647144,"endHours":28.29043885647144,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:17","end":"05:17","startHours":28.29043885647144,"endHours":29.29043885647144,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:17","end":"06:17","startHours":29.29043885647144,"endHours":30.29043885647144,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:17","end":"07:17","startHours":30.29043885647144,"endHours":31.29043885647144,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.197644512277012,"eotMinutes":-3.2816547620426237,"ayanamsa":25.2847}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Pūrṇimā · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[{"id":"guru-purnima","name":"Guru Pūrṇimā / Vyāsa Pūrṇimā","name_sanskrit":"गुरु पूर्णिमा / व्यास पूर्णिमा","tradition":"Pan-Hindu","associated_deity":"Vyāsa-jī","significance":"Honor Vyāsa-jī and all gurus.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Āṣāḍha"},"precedence":1},{"id":"vyasa-purnima","name":"Vyāsa Pūrṇimā (= Guru Pūrṇimā)","name_sanskrit":"व्यास पूर्णिमा","tradition":"Pan-Hindu","associated_deity":"Veda-Vyāsa","significance":"Birth of Veda-Vyāsa; Mahābhārata-Purāṇa-vibhāga-kartā. = Guru Pūrṇimā.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Āṣāḍha"},"precedence":1,"related_chart":"vyasa"},{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 June 30, 2102 CE · Perth, Australia · Vidhyamitra","description":"June 30, 2102 CE for Perth, Australia: Śukla Pūrṇimā, sūryodaya 07:17, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2102-06-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2102-06-30","sa":"https://sa.vidhyamitra.com/city/perth/2102-06-30","hi":"https://hi.vidhyamitra.com/city/perth/2102-06-30","x-default":"https://vidhyamitra.com/city/perth/2102-06-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T15:19:35.695Z","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":"2026-05-21T15:19:35.695Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T15:19:35.695Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}