{"id":"vidhyamitra:city-day:perth:2010-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2010-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2010-02-06","date_display":"February 6, 2010 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":2010,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455233.770833,"kali_year":5111,"ahargana":1866768.2708,"sun":{"sidereal_longitude":293.1617,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":200.3059,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.1442,"elapsed_within_tithi_degrees":3.1442},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":200.3059,"elapsed_within_degrees":0.3059},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.4675},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":2010,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455233.770833,"ahargana":1866768.2708,"kali_year":5111,"ayanamsa_lahiri":23.9941,"grahas":{"sun":{"sidereal_longitude":293.136172,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":203.72767199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-4.2097},"mars":{"sidereal_longitude":102.84297200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":269.932672,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":310.60417200000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":299.04567199999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":159.94627200000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":269.6335,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":89.6335,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2010,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455233.770833,"kali_year":5111,"ahargana":1866768.2708,"sun":{"sidereal_longitude":293.1617,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":200.3059,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.1442,"elapsed_within_tithi_degrees":3.1442},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":200.3059,"elapsed_within_degrees":0.3059},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.4675},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.21,"elongation":92.856},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.21,"opposition_distance":87.144}},"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":"05:46","sunsetLocal":"19:15","solarNoonLocal":"12:31","dayLengthHours":13.484471788854043,"dayLengthDisplay":"13 Hours 29 Mins 04 Secs","nightLengthDisplay":"10 Hours 30 Mins 56 Secs","moonriseLocal":"23:46","moonsetLocal":"13:20","rahuKala":{"name":"Rāhu Kāla","start":"09:09","end":"10:50","startHours":9.143104271411111,"endHours":10.828663245017866,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:12","end":"15:53","startHours":14.199781192231377,"endHours":15.885340165838132,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:46","end":"07:27","startHours":5.7719863241976,"endHours":7.457545297804356,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:22","startHours":8.91836307493021,"endHours":9.367845467892012,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:20","end":"06:42","startHours":6.333839315399852,"endHours":6.693425229769294,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.06473982566282,"endHours":12.963704611586422,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:52","startHours":3.9740567523503945,"endHours":4.873021538273997,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:46","startHours":4.648280341793097,"endHours":5.7719863241976,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:40","startHours":14.761634183433628,"endHours":15.660598969357231,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.056458113051644,"endHours":19.456458113051642,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:49","startHours":19.256458113051643,"endHours":19.818311104253894,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":19.006458113051643,"endHours":20.756458113051643,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.06473982566282,"endHours":24.963704611586422,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:46","end":"07:27","startHours":5.7719863241976,"endHours":7.457545297804356,"quality":"inauspicious"},{"name":"Śubha","start":"07:27","end":"09:09","startHours":7.457545297804356,"endHours":9.143104271411111,"quality":"auspicious"},{"name":"Roga","start":"09:09","end":"10:50","startHours":9.143104271411111,"endHours":10.828663245017866,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:31","startHours":10.828663245017866,"endHours":12.51422221862462,"quality":"inauspicious"},{"name":"Chala","start":"12:31","end":"14:12","startHours":12.51422221862462,"endHours":14.199781192231377,"quality":"neutral"},{"name":"Labha","start":"14:12","end":"15:53","startHours":14.199781192231377,"endHours":15.885340165838132,"quality":"auspicious"},{"name":"Amṛta","start":"15:53","end":"17:34","startHours":15.885340165838132,"endHours":17.57089913944489,"quality":"auspicious"},{"name":"Kāla","start":"17:34","end":"19:15","startHours":17.57089913944489,"endHours":19.256458113051643,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:15","end":"20:34","startHours":19.256458113051643,"endHours":20.570899139444887,"quality":"auspicious"},{"name":"Amṛta","start":"20:34","end":"21:53","startHours":20.570899139444887,"endHours":21.885340165838134,"quality":"auspicious"},{"name":"Kāla","start":"21:53","end":"23:12","startHours":21.885340165838134,"endHours":23.199781192231377,"quality":"inauspicious"},{"name":"Śubha","start":"23:12","end":"00:31","startHours":23.199781192231377,"endHours":24.51422221862462,"quality":"auspicious"},{"name":"Roga","start":"00:31","end":"01:50","startHours":24.51422221862462,"endHours":25.828663245017864,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:09","startHours":25.828663245017864,"endHours":27.14310427141111,"quality":"inauspicious"},{"name":"Chala","start":"03:09","end":"04:27","startHours":27.14310427141111,"endHours":28.457545297804355,"quality":"neutral"},{"name":"Labha","start":"04:27","end":"05:46","startHours":28.457545297804355,"endHours":29.7719863241976,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:46","end":"06:46","startHours":5.7719863241976,"endHours":6.7719863241976,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:46","end":"07:46","startHours":6.7719863241976,"endHours":7.7719863241976,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:46","end":"08:46","startHours":7.7719863241976,"endHours":8.7719863241976,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:46","end":"09:46","startHours":8.7719863241976,"endHours":9.7719863241976,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:46","end":"10:46","startHours":9.7719863241976,"endHours":10.7719863241976,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:46","end":"11:46","startHours":10.7719863241976,"endHours":11.7719863241976,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:46","end":"12:46","startHours":11.7719863241976,"endHours":12.7719863241976,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:46","end":"13:46","startHours":12.7719863241976,"endHours":13.7719863241976,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:46","end":"14:46","startHours":13.7719863241976,"endHours":14.7719863241976,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:46","end":"15:46","startHours":14.7719863241976,"endHours":15.7719863241976,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:46","end":"16:46","startHours":15.7719863241976,"endHours":16.7719863241976,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:46","end":"17:46","startHours":16.7719863241976,"endHours":17.7719863241976,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:46","end":"18:46","startHours":17.7719863241976,"endHours":18.7719863241976,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:46","end":"19:46","startHours":18.7719863241976,"endHours":19.7719863241976,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:46","end":"20:46","startHours":19.7719863241976,"endHours":20.7719863241976,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:46","end":"21:46","startHours":20.7719863241976,"endHours":21.7719863241976,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:46","end":"22:46","startHours":21.7719863241976,"endHours":22.7719863241976,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:46","end":"23:46","startHours":22.7719863241976,"endHours":23.7719863241976,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:46","end":"00:46","startHours":23.7719863241976,"endHours":24.7719863241976,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:46","end":"01:46","startHours":24.7719863241976,"endHours":25.7719863241976,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:46","end":"02:46","startHours":25.7719863241976,"endHours":26.7719863241976,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:46","end":"03:46","startHours":26.7719863241976,"endHours":27.7719863241976,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:46","end":"04:46","startHours":27.7719863241976,"endHours":28.7719863241976,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:46","end":"05:46","startHours":28.7719863241976,"endHours":29.7719863241976,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.699426620007456,"eotMinutes":-14.295333117477217,"ayanamsa":23.9941}},"calendars":{"vikram_samvat":2067,"vikram_samvatsara":"Śobhana","saka_samvat":1932,"saka_samvatsara":"Vikṛti","bengali_samvat":1417,"malayalam_era":1186,"nanakshahi_year":541,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","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":"Phālguna Kṛṣṇa Aṣṭamī · Vikram 2067 Śobhana · Śaka 1932 Vikṛti"},"festivals":[{"id":"sitashtami","name":"Sītāṣṭamī","name_sanskrit":"सीताष्टमी","tradition":"Vaishnava","associated_deity":"Sītā Devī","significance":"Birth-anniversary of Sītā per Phālguna-Kṛṣṇa-Aṣṭamī tradition.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":3}],"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 Sītāṣṭamī 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 February 6, 2010 CE · Perth, Australia · Vidhyamitra","description":"February 6, 2010 CE for Perth, Australia: Kṛṣṇa Aṣṭamī, sūryodaya 05:46, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2010-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2010-02-06","sa":"https://sa.vidhyamitra.com/city/perth/2010-02-06","hi":"https://hi.vidhyamitra.com/city/perth/2010-02-06","x-default":"https://vidhyamitra.com/city/perth/2010-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-22T14:25:12.476Z","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":"2026-09-22T14:25:12.476Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-22T14:25:12.476Z","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"}}}