{"id":"vidhyamitra:city-day:perth:1988-07-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1988-07-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1988-07-01","date_display":"July 1, 1988 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":1988,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447343.770833,"kali_year":5090,"ahargana":1858878.2708,"sun":{"sidereal_longitude":75.4235,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":270.0508,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.6273,"elapsed_within_tithi_degrees":2.6273},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.0508,"elapsed_within_degrees":3.3841},"yoga":{"number":26,"name":"Indra","sum_longitude":345.4743},"karana":{"half_tithi_index":32,"name":"Taitila"},"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":1988,"month":7,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447343.770833,"ahargana":1858878.2708,"kali_year":5090,"ayanamsa_lahiri":23.6923,"grahas":{"sun":{"sidereal_longitude":75.73262799999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":272.25232800000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-3.7997},"mars":{"sidereal_longitude":330.07872799999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":55.86552800000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":32.93142799999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":50.52392800000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":244.49482799999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":327.6837,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":147.6837,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"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":1988,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447343.770833,"kali_year":5090,"ahargana":1858878.2708,"sun":{"sidereal_longitude":75.4235,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":270.0508,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.6273,"elapsed_within_tithi_degrees":2.6273},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.0508,"elapsed_within_degrees":3.3841},"yoga":{"number":26,"name":"Indra","sum_longitude":345.4743},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.8,"elongation":165.373},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.8,"opposition_distance":14.627}},"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":"07:17","sunsetLocal":"17:23","solarNoonLocal":"12:20","dayLengthHours":10.090085972128144,"dayLengthDisplay":"10 Hours 05 Mins 24 Secs","nightLengthDisplay":"13 Hours 54 Mins 36 Secs","moonriseLocal":"18:28","moonsetLocal":"08:24","rahuKala":{"name":"Rāhu Kāla","start":"11:04","end":"12:20","startHours":11.072577340225163,"endHours":12.333838086741181,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:51","end":"16:07","startHours":14.856359579773217,"endHours":16.117620326289234,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:33","end":"09:49","startHours":8.550055847193128,"endHours":9.811316593709146,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"09:59","startHours":9.643148494173676,"endHours":9.979484693244615,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"07:59","startHours":7.709215349515782,"endHours":7.978284308772532,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:40","startHours":11.997501887670243,"endHours":12.67017428581212,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:57","end":"06:37","startHours":5.943450304393357,"endHours":6.616122702535233,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:17","startHours":6.447954602999764,"endHours":7.28879510067711,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:41","startHours":14.01551908209587,"endHours":14.688191480237746,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.178881072805254,"endHours":17.578881072805252,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:48","startHours":17.378881072805253,"endHours":17.799301321643927,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.128881072805253,"endHours":18.878881072805253,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:40","startHours":23.997501887670243,"endHours":24.67017428581212,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:17","end":"08:33","startHours":7.28879510067711,"endHours":8.550055847193128,"quality":"neutral"},{"name":"Labha","start":"08:33","end":"09:49","startHours":8.550055847193128,"endHours":9.811316593709146,"quality":"auspicious"},{"name":"Amṛta","start":"09:49","end":"11:04","startHours":9.811316593709146,"endHours":11.072577340225163,"quality":"auspicious"},{"name":"Kāla","start":"11:04","end":"12:20","startHours":11.072577340225163,"endHours":12.333838086741181,"quality":"inauspicious"},{"name":"Śubha","start":"12:20","end":"13:36","startHours":12.333838086741181,"endHours":13.5950988332572,"quality":"auspicious"},{"name":"Roga","start":"13:36","end":"14:51","startHours":13.5950988332572,"endHours":14.856359579773217,"quality":"inauspicious"},{"name":"Udveg","start":"14:51","end":"16:07","startHours":14.856359579773217,"endHours":16.117620326289234,"quality":"inauspicious"},{"name":"Chala","start":"16:07","end":"17:23","startHours":16.117620326289234,"endHours":17.378881072805253,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:23","end":"19:07","startHours":17.378881072805253,"endHours":19.117620326289234,"quality":"inauspicious"},{"name":"Udveg","start":"19:07","end":"20:51","startHours":19.117620326289234,"endHours":20.85635957977322,"quality":"inauspicious"},{"name":"Chala","start":"20:51","end":"22:36","startHours":20.85635957977322,"endHours":22.5950988332572,"quality":"neutral"},{"name":"Labha","start":"22:36","end":"00:20","startHours":22.5950988332572,"endHours":24.33383808674118,"quality":"auspicious"},{"name":"Amṛta","start":"00:20","end":"02:04","startHours":24.33383808674118,"endHours":26.072577340225163,"quality":"auspicious"},{"name":"Kāla","start":"02:04","end":"03:49","startHours":26.072577340225163,"endHours":27.811316593709144,"quality":"inauspicious"},{"name":"Śubha","start":"03:49","end":"05:33","startHours":27.811316593709144,"endHours":29.55005584719313,"quality":"auspicious"},{"name":"Roga","start":"05:33","end":"07:17","startHours":29.55005584719313,"endHours":31.28879510067711,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:17","end":"08:17","startHours":7.28879510067711,"endHours":8.28879510067711,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:17","end":"09:17","startHours":8.28879510067711,"endHours":9.28879510067711,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:17","end":"10:17","startHours":9.28879510067711,"endHours":10.28879510067711,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:17","end":"11:17","startHours":10.28879510067711,"endHours":11.28879510067711,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:17","end":"12:17","startHours":11.28879510067711,"endHours":12.28879510067711,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:17","end":"13:17","startHours":12.28879510067711,"endHours":13.28879510067711,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:17","end":"14:17","startHours":13.28879510067711,"endHours":14.28879510067711,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:17","end":"15:17","startHours":14.28879510067711,"endHours":15.28879510067711,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:17","end":"16:17","startHours":15.28879510067711,"endHours":16.28879510067711,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:17","end":"17:17","startHours":16.28879510067711,"endHours":17.28879510067711,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:17","end":"18:17","startHours":17.28879510067711,"endHours":18.28879510067711,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:17","end":"19:17","startHours":18.28879510067711,"endHours":19.28879510067711,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:17","end":"20:17","startHours":19.28879510067711,"endHours":20.28879510067711,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:17","end":"21:17","startHours":20.28879510067711,"endHours":21.28879510067711,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:17","end":"22:17","startHours":21.28879510067711,"endHours":22.28879510067711,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:17","end":"23:17","startHours":22.28879510067711,"endHours":23.28879510067711,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:17","end":"00:17","startHours":23.28879510067711,"endHours":24.28879510067711,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:17","end":"01:17","startHours":24.28879510067711,"endHours":25.28879510067711,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:17","end":"02:17","startHours":25.28879510067711,"endHours":26.28879510067711,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:17","end":"03:17","startHours":26.28879510067711,"endHours":27.28879510067711,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:17","end":"04:17","startHours":27.28879510067711,"endHours":28.28879510067711,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:17","end":"05:17","startHours":28.28879510067711,"endHours":29.28879510067711,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:17","end":"06:17","startHours":29.28879510067711,"endHours":30.28879510067711,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:17","end":"07:17","startHours":30.28879510067711,"endHours":31.28879510067711,"planetary_lord":"Mars"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.101641832845452,"eotMinutes":-3.4722852044708983,"ayanamsa":23.6923}},"calendars":{"vikram_samvat":2045,"vikram_samvatsara":"Vṛṣa","saka_samvat":1910,"saka_samvatsara":"Vibhava","bengali_samvat":1395,"malayalam_era":1164,"nanakshahi_year":519,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Dvitīyā · Vikram 2045 Vṛṣa · Śaka 1910 Vibhava"},"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 July 1, 1988 CE · Perth, Australia · Vidhyamitra","description":"July 1, 1988 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 07:17, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1988-07-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1988-07-01","sa":"https://sa.vidhyamitra.com/city/perth/1988-07-01","hi":"https://hi.vidhyamitra.com/city/perth/1988-07-01","x-default":"https://vidhyamitra.com/city/perth/1988-07-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:46:36.305Z","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":"2026-06-01T00:46:36.305Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:46:36.305Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}