{"id":"vidhyamitra:city-day:perth:2117-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2117-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2117-02-07","date_display":"February 7, 2117 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":2117,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494315.770833,"kali_year":5218,"ahargana":1905850.2708,"sun":{"sidereal_longitude":292.4611,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":354.1304,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.6693,"elapsed_within_tithi_degrees":1.6693},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":354.1304,"elapsed_within_degrees":7.4637},"yoga":{"number":22,"name":"Sādhya","sum_longitude":286.5916},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2117,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2494315.770833,"ahargana":1905850.2708,"kali_year":5218,"ayanamsa_lahiri":25.4888,"grahas":{"sun":{"sidereal_longitude":292.6894520000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":350.499052,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":-0.3723},"mars":{"sidereal_longitude":35.664152,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":287.457952,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":315.233752,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":286.5988520000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":5.988051999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":358.8811,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":178.8811,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":2117,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494315.770833,"kali_year":5218,"ahargana":1905850.2708,"sun":{"sidereal_longitude":292.4611,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":354.1304,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.6693,"elapsed_within_tithi_degrees":1.6693},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":354.1304,"elapsed_within_degrees":7.4637},"yoga":{"number":22,"name":"Sādhya","sum_longitude":286.5916},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.372,"elongation":61.669},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.372,"opposition_distance":118.331}},"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":13.455073432801292,"dayLengthDisplay":"13 Hours 27 Mins 18 Secs","nightLengthDisplay":"10 Hours 32 Mins 42 Secs","moonriseLocal":"10:35","moonsetLocal":"22:09","rahuKala":{"name":"Rāhu Kāla","start":"17:34","end":"19:15","startHours":17.561246745789926,"endHours":19.24313092489009,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.197478387589605,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:53","end":"17:34","startHours":15.879362566689768,"endHours":17.561246745789926,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:23","startHours":8.927574626409099,"endHours":9.376077074169142,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:42","startHours":6.348685551788852,"endHours":6.707487509996886,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.067091760729399,"endHours":12.964096656249486,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:53","startHours":3.9940477010486255,"endHours":4.891052596568711,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:47","startHours":4.66680137268869,"endHours":5.7880574920887975,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:39","startHours":14.75810644728966,"endHours":15.655111342809745,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.04313092489009,"endHours":19.443130924890088,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:48","startHours":19.24313092489009,"endHours":19.803758984590143,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":18.99313092489009,"endHours":20.74313092489009,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.0670917607294,"endHours":24.964096656249485,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:47","end":"07:28","startHours":5.7880574920887975,"endHours":7.469941671188959,"quality":"inauspicious"},{"name":"Chala","start":"07:28","end":"09:09","startHours":7.469941671188959,"endHours":9.151825850289121,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:50","startHours":9.151825850289121,"endHours":10.833710029389282,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:31","startHours":10.833710029389282,"endHours":12.515594208489443,"quality":"auspicious"},{"name":"Kāla","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.197478387589605,"quality":"inauspicious"},{"name":"Śubha","start":"14:12","end":"15:53","startHours":14.197478387589605,"endHours":15.879362566689768,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:34","startHours":15.879362566689768,"endHours":17.561246745789926,"quality":"inauspicious"},{"name":"Udveg","start":"17:34","end":"19:15","startHours":17.561246745789926,"endHours":19.24313092489009,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:15","end":"20:34","startHours":19.24313092489009,"endHours":20.561246745789926,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"21:53","startHours":20.561246745789926,"endHours":21.879362566689764,"quality":"inauspicious"},{"name":"Udveg","start":"21:53","end":"23:12","startHours":21.879362566689764,"endHours":23.197478387589605,"quality":"inauspicious"},{"name":"Chala","start":"23:12","end":"00:31","startHours":23.197478387589605,"endHours":24.515594208489443,"quality":"neutral"},{"name":"Labha","start":"00:31","end":"01:50","startHours":24.515594208489443,"endHours":25.83371002938928,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:09","startHours":25.83371002938928,"endHours":27.15182585028912,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:28","startHours":27.15182585028912,"endHours":28.46994167118896,"quality":"inauspicious"},{"name":"Śubha","start":"04:28","end":"05:47","startHours":28.46994167118896,"endHours":29.788057492088797,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.7880574920887975,"endHours":6.7880574920887975,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.7880574920887975,"endHours":7.7880574920887975,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.7880574920887975,"endHours":8.788057492088797,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.788057492088797,"endHours":9.788057492088797,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.788057492088797,"endHours":10.788057492088797,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.788057492088797,"endHours":11.788057492088797,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.788057492088797,"endHours":12.788057492088797,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.788057492088797,"endHours":13.788057492088797,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.788057492088797,"endHours":14.788057492088797,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.788057492088797,"endHours":15.788057492088797,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.788057492088797,"endHours":16.788057492088797,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.788057492088797,"endHours":17.788057492088797,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.788057492088797,"endHours":18.788057492088797,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.788057492088797,"endHours":19.788057492088797,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.788057492088797,"endHours":20.788057492088797,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.788057492088797,"endHours":21.788057492088797,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.788057492088797,"endHours":22.788057492088797,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.788057492088797,"endHours":23.788057492088797,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.788057492088797,"endHours":24.788057492088797,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.788057492088797,"endHours":25.788057492088797,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.788057492088797,"endHours":26.788057492088797,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.788057492088797,"endHours":27.788057492088797,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.788057492088797,"endHours":28.788057492088797,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.788057492088797,"endHours":29.788057492088797,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","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":-15.379676494371427,"eotMinutes":-14.37765250936663,"ayanamsa":25.4888}},"calendars":{"vikram_samvat":2174,"vikram_samvatsara":"Vikṛti","saka_samvat":2039,"saka_samvatsara":"Īśvara","bengali_samvat":1524,"malayalam_era":1293,"nanakshahi_year":648,"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 Ṣaṣṭhī · Vikram 2174 Vikṛti · Śaka 2039 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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, 2117 CE · Perth, Australia · Vidhyamitra","description":"February 7, 2117 CE for Perth, Australia: Śukla Ṣaṣṭhī, sūryodaya 05:47, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2117-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2117-02-07","sa":"https://sa.vidhyamitra.com/city/perth/2117-02-07","hi":"https://hi.vidhyamitra.com/city/perth/2117-02-07","x-default":"https://vidhyamitra.com/city/perth/2117-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:55:58.244Z","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":"2026-05-31T11:55:58.244Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:55:58.244Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}