{"id":"vidhyamitra:city-day:perth:2078-10-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2078-10-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2078-10-15","date_display":"October 15, 2078 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2078,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480321.770833,"kali_year":5180,"ahargana":1891856.2708,"sun":{"sidereal_longitude":176.2233,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":279.8593,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.636,"elapsed_within_tithi_degrees":7.636},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.8593,"elapsed_within_degrees":13.1926},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":96.0825},"karana":{"half_tithi_index":17,"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":2078,"month":10,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2480321.770833,"ahargana":1891856.2708,"kali_year":5180,"ayanamsa_lahiri":24.9536,"grahas":{"sun":{"sidereal_longitude":177.14982599999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":277.165426,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-4.4246},"mars":{"sidereal_longitude":244.33612599999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":199.07782599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":227.15202599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":178.39222599999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":260.859826,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":20.3505,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":200.3505,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2078,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480321.770833,"kali_year":5180,"ahargana":1891856.2708,"sun":{"sidereal_longitude":176.2233,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":279.8593,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.636,"elapsed_within_tithi_degrees":7.636},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.8593,"elapsed_within_degrees":13.1926},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":96.0825},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.425,"elongation":103.636},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.425,"opposition_distance":76.364}},"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":"05:36","sunsetLocal":"18:27","solarNoonLocal":"12:02","dayLengthHours":12.85533633697201,"dayLengthDisplay":"12 Hours 51 Mins 19 Secs","nightLengthDisplay":"11 Hours 08 Mins 41 Secs","moonriseLocal":"11:47","moonsetLocal":"01:36","rahuKala":{"name":"Rāhu Kāla","start":"08:49","end":"10:25","startHours":8.814518742901864,"endHours":10.421435785023366,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:38","end":"15:15","startHours":13.635269869266368,"endHours":15.24218691138787,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:36","end":"07:12","startHours":5.600684658658862,"endHours":7.207601700780363,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:02","startHours":8.600263137285665,"endHours":9.028774348518064,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:29","startHours":6.136323672699362,"endHours":6.479132641685283,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:27","startHours":11.599841615912466,"endHours":12.456864038377267,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:53","end":"04:45","startHours":3.8866398137292606,"endHours":4.743662236194061,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:32","end":"05:36","startHours":4.529406630577861,"endHours":5.600684658658862,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:02","startHours":14.17090888330687,"endHours":15.027931305771672,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:15","end":"18:39","startHours":18.256020995630873,"endHours":18.656020995630872,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:27","end":"18:59","startHours":18.456020995630873,"endHours":18.991660009671374,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:12","end":"19:57","startHours":18.206020995630873,"endHours":19.956020995630873,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:27","startHours":23.599841615912464,"endHours":24.456864038377265,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:36","end":"07:12","startHours":5.600684658658862,"endHours":7.207601700780363,"quality":"inauspicious"},{"name":"Śubha","start":"07:12","end":"08:49","startHours":7.207601700780363,"endHours":8.814518742901864,"quality":"auspicious"},{"name":"Roga","start":"08:49","end":"10:25","startHours":8.814518742901864,"endHours":10.421435785023366,"quality":"inauspicious"},{"name":"Udveg","start":"10:25","end":"12:02","startHours":10.421435785023366,"endHours":12.028352827144868,"quality":"inauspicious"},{"name":"Chala","start":"12:02","end":"13:38","startHours":12.028352827144868,"endHours":13.635269869266368,"quality":"neutral"},{"name":"Labha","start":"13:38","end":"15:15","startHours":13.635269869266368,"endHours":15.24218691138787,"quality":"auspicious"},{"name":"Amṛta","start":"15:15","end":"16:51","startHours":15.24218691138787,"endHours":16.84910395350937,"quality":"auspicious"},{"name":"Kāla","start":"16:51","end":"18:27","startHours":16.84910395350937,"endHours":18.456020995630873,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:27","end":"19:51","startHours":18.456020995630873,"endHours":19.84910395350937,"quality":"auspicious"},{"name":"Amṛta","start":"19:51","end":"21:15","startHours":19.84910395350937,"endHours":21.24218691138787,"quality":"auspicious"},{"name":"Kāla","start":"21:15","end":"22:38","startHours":21.24218691138787,"endHours":22.635269869266367,"quality":"inauspicious"},{"name":"Śubha","start":"22:38","end":"00:02","startHours":22.635269869266367,"endHours":24.028352827144868,"quality":"auspicious"},{"name":"Roga","start":"00:02","end":"01:25","startHours":24.028352827144868,"endHours":25.421435785023366,"quality":"inauspicious"},{"name":"Udveg","start":"01:25","end":"02:49","startHours":25.421435785023366,"endHours":26.814518742901864,"quality":"inauspicious"},{"name":"Chala","start":"02:49","end":"04:12","startHours":26.814518742901864,"endHours":28.207601700780366,"quality":"neutral"},{"name":"Labha","start":"04:12","end":"05:36","startHours":28.207601700780366,"endHours":29.600684658658864,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.600684658658862,"endHours":6.600684658658862,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.600684658658862,"endHours":7.600684658658862,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.600684658658862,"endHours":8.600684658658862,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.600684658658862,"endHours":9.600684658658862,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.600684658658862,"endHours":10.600684658658862,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.600684658658862,"endHours":11.600684658658862,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.600684658658862,"endHours":12.600684658658862,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.600684658658862,"endHours":13.600684658658862,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.600684658658862,"endHours":14.600684658658862,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.600684658658862,"endHours":15.600684658658862,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.600684658658862,"endHours":16.600684658658864,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.600684658658864,"endHours":17.600684658658864,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.600684658658864,"endHours":18.600684658658864,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.600684658658864,"endHours":19.600684658658864,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.600684658658864,"endHours":20.600684658658864,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.600684658658864,"endHours":21.600684658658864,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.600684658658864,"endHours":22.600684658658864,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.600684658658864,"endHours":23.600684658658864,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.600684658658864,"endHours":24.600684658658864,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.600684658658864,"endHours":25.600684658658864,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.600684658658864,"endHours":26.600684658658864,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.600684658658864,"endHours":27.600684658658864,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.600684658658864,"endHours":28.600684658658864,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.600684658658864,"endHours":29.600684658658864,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.607144594725453,"eotMinutes":14.85683037130801,"ayanamsa":24.9536}},"calendars":{"vikram_samvat":2135,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2000,"saka_samvatsara":"Vilambī","bengali_samvat":1485,"malayalam_era":1254,"nanakshahi_year":609,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Navamī · Vikram 2135 Virodhakṛt · Śaka 2000 Vilambī"},"festivals":[{"id":"mahanavami","name":"Mahā-Navamī","name_sanskrit":"महानवमी","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"9th day of Śāradīya Navrātri; Devī's final victory.","vrata":true,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1}],"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":"Dedicated festival walk for Mahā-Navamī is not live yet; Śanivāra (Saturday) — 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 October 15, 2078 CE · Perth, Australia · Vidhyamitra","description":"October 15, 2078 CE for Perth, Australia: Śukla Navamī, sūryodaya 05:36, sūryāsta 18:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2078-10-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2078-10-15","sa":"https://sa.vidhyamitra.com/city/perth/2078-10-15","hi":"https://hi.vidhyamitra.com/city/perth/2078-10-15","x-default":"https://vidhyamitra.com/city/perth/2078-10-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T09:55:05.564Z","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":"2026-09-06T09:55:05.564Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T09:55:05.564Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}