{"id":"vidhyamitra:city-day:perth:2028-02-03:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2028-02-03","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2028-02-03","date_display":"February 3, 2028 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":2028,"month":2,"day":3,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461804.770833,"kali_year":5129,"ahargana":1873339.2708,"sun":{"sidereal_longitude":289.4292,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":14.4594,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0302,"elapsed_within_tithi_degrees":1.0302},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":14.4594,"elapsed_within_degrees":1.1261},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.8886},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2028,"month":2,"day":3,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461804.770833,"ahargana":1873339.2708,"kali_year":5129,"ayanamsa_lahiri":24.2454,"grahas":{"sun":{"sidereal_longitude":289.469912,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":10.52381200000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":4.4939},"mars":{"sidereal_longitude":299.28961200000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":287.5322120000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":152.33921199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":330.1907120000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":358.299712,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":281.4703,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.4703,"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":"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":2028,"month":2,"day":3,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461804.770833,"kali_year":5129,"ahargana":1873339.2708,"sun":{"sidereal_longitude":289.4292,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":14.4594,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.0302,"elapsed_within_tithi_degrees":1.0302},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":14.4594,"elapsed_within_degrees":1.1261},"yoga":{"number":23,"name":"Śubha","sum_longitude":303.8886},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.494,"elongation":85.03},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.494,"opposition_distance":94.97}},"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":"05:43","sunsetLocal":"19:18","solarNoonLocal":"12:31","dayLengthHours":13.577883433452286,"dayLengthDisplay":"13 Hours 34 Mins 40 Secs","nightLengthDisplay":"10 Hours 25 Mins 20 Secs","moonriseLocal":"12:25","moonsetLocal":"23:24","rahuKala":{"name":"Rāhu Kāla","start":"14:12","end":"15:54","startHours":14.206043468329035,"endHours":15.903278897510571,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:43","end":"07:25","startHours":5.719866322421356,"endHours":7.417101751602892,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:07","end":"10:49","startHours":9.114337180784428,"endHours":10.811572609965964,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:20","startHours":8.888039123560223,"endHours":9.340635238008632,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:39","startHours":6.2856114654818676,"endHours":6.647688357040595,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:58","startHours":12.05621192469909,"endHours":12.96140415359591,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:55","end":"04:49","startHours":3.909481864627718,"endHours":4.814674093524537,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:43","startHours":4.588376036300332,"endHours":5.719866322421356,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:41","startHours":14.771788611389546,"endHours":15.676980840286365,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.097749755873643,"endHours":19.49774975587364,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:52","startHours":19.297749755873642,"endHours":19.863494898934153,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.047749755873642,"endHours":20.797749755873642,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:58","startHours":24.05621192469909,"endHours":24.961404153595907,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:43","end":"07:25","startHours":5.719866322421356,"endHours":7.417101751602892,"quality":"auspicious"},{"name":"Roga","start":"07:25","end":"09:07","startHours":7.417101751602892,"endHours":9.114337180784428,"quality":"inauspicious"},{"name":"Udveg","start":"09:07","end":"10:49","startHours":9.114337180784428,"endHours":10.811572609965964,"quality":"inauspicious"},{"name":"Chala","start":"10:49","end":"12:31","startHours":10.811572609965964,"endHours":12.5088080391475,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"14:12","startHours":12.5088080391475,"endHours":14.206043468329035,"quality":"auspicious"},{"name":"Amṛta","start":"14:12","end":"15:54","startHours":14.206043468329035,"endHours":15.903278897510571,"quality":"auspicious"},{"name":"Kāla","start":"15:54","end":"17:36","startHours":15.903278897510571,"endHours":17.600514326692107,"quality":"inauspicious"},{"name":"Śubha","start":"17:36","end":"19:18","startHours":17.600514326692107,"endHours":19.297749755873642,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:18","end":"20:36","startHours":19.297749755873642,"endHours":20.600514326692107,"quality":"auspicious"},{"name":"Kāla","start":"20:36","end":"21:54","startHours":20.600514326692107,"endHours":21.90327889751057,"quality":"inauspicious"},{"name":"Śubha","start":"21:54","end":"23:12","startHours":21.90327889751057,"endHours":23.206043468329035,"quality":"auspicious"},{"name":"Roga","start":"23:12","end":"00:31","startHours":23.206043468329035,"endHours":24.5088080391475,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"01:49","startHours":24.5088080391475,"endHours":25.811572609965964,"quality":"inauspicious"},{"name":"Chala","start":"01:49","end":"03:07","startHours":25.811572609965964,"endHours":27.11433718078443,"quality":"neutral"},{"name":"Labha","start":"03:07","end":"04:25","startHours":27.11433718078443,"endHours":28.417101751602893,"quality":"auspicious"},{"name":"Amṛta","start":"04:25","end":"05:43","startHours":28.417101751602893,"endHours":29.719866322421357,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.719866322421356,"endHours":6.719866322421356,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.719866322421356,"endHours":7.719866322421356,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.719866322421356,"endHours":8.719866322421357,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.719866322421357,"endHours":9.719866322421357,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.719866322421357,"endHours":10.719866322421357,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.719866322421357,"endHours":11.719866322421357,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.719866322421357,"endHours":12.719866322421357,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.719866322421357,"endHours":13.719866322421357,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.719866322421357,"endHours":14.719866322421357,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.719866322421357,"endHours":15.719866322421357,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.719866322421357,"endHours":16.719866322421357,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.719866322421357,"endHours":17.719866322421357,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.719866322421357,"endHours":18.719866322421357,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.719866322421357,"endHours":19.719866322421357,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.719866322421357,"endHours":20.719866322421357,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.719866322421357,"endHours":21.719866322421357,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.719866322421357,"endHours":22.719866322421357,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.719866322421357,"endHours":23.719866322421357,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.719866322421357,"endHours":24.719866322421357,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.719866322421357,"endHours":25.719866322421357,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.719866322421357,"endHours":26.719866322421357,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.719866322421357,"endHours":27.719866322421357,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.719866322421357,"endHours":28.719866322421357,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.719866322421357,"endHours":29.719866322421357,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.706791762640233,"eotMinutes":-13.970482348849993,"ayanamsa":24.2454}},"calendars":{"vikram_samvat":2085,"vikram_samvatsara":"Durmati","saka_samvat":1950,"saka_samvatsara":"Kīlaka","bengali_samvat":1435,"malayalam_era":1204,"nanakshahi_year":559,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2085 Durmati · Śaka 1950 Kīlaka"},"festivals":[{"id":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Dedicated festival walk for Bhīṣmāṣṭamī is not live yet; Guruvāra (Thursday) — 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 February 3, 2028 CE · Perth, Australia · Vidhyamitra","description":"February 3, 2028 CE for Perth, Australia: Śukla Aṣṭamī, sūryodaya 05:43, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2028-02-03","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2028-02-03","sa":"https://sa.vidhyamitra.com/city/perth/2028-02-03","hi":"https://hi.vidhyamitra.com/city/perth/2028-02-03","x-default":"https://vidhyamitra.com/city/perth/2028-02-03"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-12T08:48:31.974Z","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":"2026-09-12T08:48:31.974Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-12T08:48:31.974Z","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"}}}