{"id":"vidhyamitra:city-day:perth:2080-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2080-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2080-02-07","date_display":"February 7, 2080 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":2080,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480801.770833,"kali_year":5181,"ahargana":1892336.2708,"sun":{"sidereal_longitude":293.0465,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":133.764,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":200.7175,"elapsed_within_tithi_degrees":8.7175},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":133.764,"elapsed_within_degrees":0.4307},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":66.8105},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2080,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2480801.770833,"ahargana":1892336.2708,"kali_year":5181,"ayanamsa_lahiri":24.972,"grahas":{"sun":{"sidereal_longitude":293.1849870000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":134.17148699999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":2.9596},"mars":{"sidereal_longitude":211.088387,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":303.0889870000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":278.001387,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":266.44288700000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":282.20868700000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":354.9178,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":174.9178,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2080,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480801.770833,"kali_year":5181,"ahargana":1892336.2708,"sun":{"sidereal_longitude":293.0465,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":133.764,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":200.7175,"elapsed_within_tithi_degrees":8.7175},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":133.764,"elapsed_within_degrees":0.4307},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":66.8105},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.96,"elongation":159.283},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.96,"opposition_distance":20.717}},"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":"05:47","sunsetLocal":"19:15","solarNoonLocal":"12:31","dayLengthHours":13.45567319491578,"dayLengthDisplay":"13 Hours 27 Mins 20 Secs","nightLengthDisplay":"10 Hours 32 Mins 40 Secs","moonriseLocal":"20:13","moonsetLocal":"07:37","rahuKala":{"name":"Rāhu Kāla","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.197553357853916,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:28","end":"09:09","startHours":7.469716760396026,"endHours":9.151675909760499,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:50","end":"12:31","startHours":10.83363505912497,"endHours":12.515594208489443,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:23","startHours":8.927414689845236,"endHours":9.375937129675762,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:42","startHours":6.348410660819711,"endHours":6.7072286126841325,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.067071768658916,"endHours":12.964116648319969,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:53","startHours":3.993667851709449,"endHours":4.890712731370502,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:47","startHours":4.6664515114552385,"endHours":5.787757611031553,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:39","startHours":14.758206407642074,"endHours":15.655251287303127,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.043430805947335,"endHours":19.443430805947333,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:48","startHours":19.243430805947334,"endHours":19.80408385573549,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":18.993430805947334,"endHours":20.743430805947334,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.067071768658916,"endHours":24.96411664831997,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:47","end":"07:28","startHours":5.787757611031553,"endHours":7.469716760396026,"quality":"auspicious"},{"name":"Amṛta","start":"07:28","end":"09:09","startHours":7.469716760396026,"endHours":9.151675909760499,"quality":"auspicious"},{"name":"Kāla","start":"09:09","end":"10:50","startHours":9.151675909760499,"endHours":10.83363505912497,"quality":"inauspicious"},{"name":"Śubha","start":"10:50","end":"12:31","startHours":10.83363505912497,"endHours":12.515594208489443,"quality":"auspicious"},{"name":"Roga","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.197553357853916,"quality":"inauspicious"},{"name":"Udveg","start":"14:12","end":"15:53","startHours":14.197553357853916,"endHours":15.879512507218388,"quality":"inauspicious"},{"name":"Chala","start":"15:53","end":"17:34","startHours":15.879512507218388,"endHours":17.56147165658286,"quality":"neutral"},{"name":"Labha","start":"17:34","end":"19:15","startHours":17.56147165658286,"endHours":19.243430805947334,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:15","end":"20:34","startHours":19.243430805947334,"endHours":20.56147165658286,"quality":"inauspicious"},{"name":"Chala","start":"20:34","end":"21:53","startHours":20.56147165658286,"endHours":21.87951250721839,"quality":"neutral"},{"name":"Labha","start":"21:53","end":"23:12","startHours":21.87951250721839,"endHours":23.197553357853916,"quality":"auspicious"},{"name":"Amṛta","start":"23:12","end":"00:31","startHours":23.197553357853916,"endHours":24.515594208489443,"quality":"auspicious"},{"name":"Kāla","start":"00:31","end":"01:50","startHours":24.515594208489443,"endHours":25.833635059124973,"quality":"inauspicious"},{"name":"Śubha","start":"01:50","end":"03:09","startHours":25.833635059124973,"endHours":27.1516759097605,"quality":"auspicious"},{"name":"Roga","start":"03:09","end":"04:28","startHours":27.1516759097605,"endHours":28.469716760396025,"quality":"inauspicious"},{"name":"Udveg","start":"04:28","end":"05:47","startHours":28.469716760396025,"endHours":29.78775761103155,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.787757611031553,"endHours":6.787757611031553,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.787757611031553,"endHours":7.787757611031553,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.787757611031553,"endHours":8.787757611031553,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.787757611031553,"endHours":9.787757611031553,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.787757611031553,"endHours":10.787757611031553,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.787757611031553,"endHours":11.787757611031553,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.787757611031553,"endHours":12.787757611031553,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.787757611031553,"endHours":13.787757611031553,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.787757611031553,"endHours":14.787757611031553,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.787757611031553,"endHours":15.787757611031553,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.787757611031553,"endHours":16.78775761103155,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.78775761103155,"endHours":17.78775761103155,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.78775761103155,"endHours":18.78775761103155,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.78775761103155,"endHours":19.78775761103155,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.78775761103155,"endHours":20.78775761103155,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.78775761103155,"endHours":21.78775761103155,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.78775761103155,"endHours":22.78775761103155,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.78775761103155,"endHours":23.78775761103155,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.78775761103155,"endHours":24.78775761103155,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.78775761103155,"endHours":25.78775761103155,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.78775761103155,"endHours":26.78775761103155,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.78775761103155,"endHours":27.78775761103155,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.78775761103155,"endHours":28.78775761103155,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.78775761103155,"endHours":29.78775761103155,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Gada","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":-15.386212537570117,"eotMinutes":-14.37765250936663,"ayanamsa":24.972}},"calendars":{"vikram_samvat":2137,"vikram_samvatsara":"Pramādī","saka_samvat":2002,"saka_samvatsara":"Śārvarī","bengali_samvat":1487,"malayalam_era":1256,"nanakshahi_year":611,"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 Dvitīyā · Vikram 2137 Pramādī · Śaka 2002 Śārvarī"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 7, 2080 CE · Perth, Australia · Vidhyamitra","description":"February 7, 2080 CE for Perth, Australia: Kṛṣṇa Dvitīyā, sūryodaya 05:47, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2080-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2080-02-07","sa":"https://sa.vidhyamitra.com/city/perth/2080-02-07","hi":"https://hi.vidhyamitra.com/city/perth/2080-02-07","x-default":"https://vidhyamitra.com/city/perth/2080-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T12:00:16.849Z","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":"2026-06-01T12:00:16.849Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T12:00:16.849Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}