{"id":"vidhyamitra:city-day:perth:2125-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2125-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2125-01-31","date_display":"January 31, 2125 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":2125,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2497230.770833,"kali_year":5226,"ahargana":1908765.2708,"sun":{"sidereal_longitude":285.2393,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":245.9679,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":320.7286,"elapsed_within_tithi_degrees":8.7286},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.9679,"elapsed_within_degrees":5.9679},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.2072},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":2125,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2497230.770833,"ahargana":1908765.2708,"kali_year":5226,"ayanamsa_lahiri":25.6003,"grahas":{"sun":{"sidereal_longitude":285.533278,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":247.63977799999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":2.9823},"mars":{"sidereal_longitude":183.001978,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":294.448078,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":212.43257800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":278.247378,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":120.84817800000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":204.4303,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":24.4303,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"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":2125,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2497230.770833,"kali_year":5226,"ahargana":1908765.2708,"sun":{"sidereal_longitude":285.2393,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":245.9679,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":320.7286,"elapsed_within_tithi_degrees":8.7286},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.9679,"elapsed_within_degrees":5.9679},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":171.2072},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.982,"elongation":39.271},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.982,"opposition_distance":140.729}},"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":"05:41","sunsetLocal":"19:19","solarNoonLocal":"12:30","dayLengthHours":13.645858222393112,"dayLengthDisplay":"13 Hours 38 Mins 45 Secs","nightLengthDisplay":"10 Hours 21 Mins 15 Secs","moonriseLocal":"02:53","moonsetLocal":"17:04","rahuKala":{"name":"Rāhu Kāla","start":"12:30","end":"14:12","startHours":12.501459809030703,"endHours":14.207192086829842,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:23","end":"09:05","startHours":7.384262975633284,"endHours":9.089995253432424,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:48","end":"12:30","startHours":10.795727531231563,"endHours":12.501459809030703,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:19","startHours":8.862564283059205,"endHours":9.317426223805642,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:37","startHours":6.247108123767192,"endHours":6.610997676364342,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:57","startHours":12.046597868284264,"endHours":12.956321749777137,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:46","startHours":3.859082934848397,"endHours":4.768806816341272,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:32","end":"05:41","startHours":4.541375845968052,"endHours":5.678530697834145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:41","startHours":14.775769512762889,"endHours":15.685493394255763,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:07","end":"19:31","startHours":19.124388920227258,"endHours":19.524388920227256,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:19","end":"19:54","startHours":19.324388920227257,"endHours":19.892966346160303,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:04","end":"20:49","startHours":19.074388920227257,"endHours":20.824388920227257,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:57","startHours":24.046597868284262,"endHours":24.956321749777135,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:41","end":"07:23","startHours":5.678530697834145,"endHours":7.384262975633284,"quality":"auspicious"},{"name":"Amṛta","start":"07:23","end":"09:05","startHours":7.384262975633284,"endHours":9.089995253432424,"quality":"auspicious"},{"name":"Kāla","start":"09:05","end":"10:48","startHours":9.089995253432424,"endHours":10.795727531231563,"quality":"inauspicious"},{"name":"Śubha","start":"10:48","end":"12:30","startHours":10.795727531231563,"endHours":12.501459809030703,"quality":"auspicious"},{"name":"Roga","start":"12:30","end":"14:12","startHours":12.501459809030703,"endHours":14.207192086829842,"quality":"inauspicious"},{"name":"Udveg","start":"14:12","end":"15:55","startHours":14.207192086829842,"endHours":15.912924364628978,"quality":"inauspicious"},{"name":"Chala","start":"15:55","end":"17:37","startHours":15.912924364628978,"endHours":17.618656642428117,"quality":"neutral"},{"name":"Labha","start":"17:37","end":"19:19","startHours":17.618656642428117,"endHours":19.324388920227257,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:19","end":"20:37","startHours":19.324388920227257,"endHours":20.618656642428117,"quality":"inauspicious"},{"name":"Chala","start":"20:37","end":"21:55","startHours":20.618656642428117,"endHours":21.912924364628978,"quality":"neutral"},{"name":"Labha","start":"21:55","end":"23:12","startHours":21.912924364628978,"endHours":23.20719208682984,"quality":"auspicious"},{"name":"Amṛta","start":"23:12","end":"00:30","startHours":23.20719208682984,"endHours":24.5014598090307,"quality":"auspicious"},{"name":"Kāla","start":"00:30","end":"01:48","startHours":24.5014598090307,"endHours":25.795727531231563,"quality":"inauspicious"},{"name":"Śubha","start":"01:48","end":"03:05","startHours":25.795727531231563,"endHours":27.089995253432424,"quality":"auspicious"},{"name":"Roga","start":"03:05","end":"04:23","startHours":27.089995253432424,"endHours":28.384262975633284,"quality":"inauspicious"},{"name":"Udveg","start":"04:23","end":"05:41","startHours":28.384262975633284,"endHours":29.678530697834145,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.678530697834145,"endHours":6.678530697834145,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.678530697834145,"endHours":7.678530697834145,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.678530697834145,"endHours":8.678530697834145,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.678530697834145,"endHours":9.678530697834145,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.678530697834145,"endHours":10.678530697834145,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.678530697834145,"endHours":11.678530697834145,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.678530697834145,"endHours":12.678530697834145,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.678530697834145,"endHours":13.678530697834145,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.678530697834145,"endHours":14.678530697834145,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.678530697834145,"endHours":15.678530697834145,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.678530697834145,"endHours":16.678530697834145,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.678530697834145,"endHours":17.678530697834145,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.678530697834145,"endHours":18.678530697834145,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.678530697834145,"endHours":19.678530697834145,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.678530697834145,"endHours":20.678530697834145,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.678530697834145,"endHours":21.678530697834145,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.678530697834145,"endHours":22.678530697834145,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.678530697834145,"endHours":23.678530697834145,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.678530697834145,"endHours":24.678530697834145,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.678530697834145,"endHours":25.678530697834145,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.678530697834145,"endHours":26.678530697834145,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.678530697834145,"endHours":27.678530697834145,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.678530697834145,"endHours":28.678530697834145,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.678530697834145,"endHours":29.678530697834145,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","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":-17.431378433166245,"eotMinutes":-13.52958854184206,"ayanamsa":25.6003}},"calendars":{"vikram_samvat":2182,"vikram_samvatsara":"Vilambī","saka_samvat":2047,"saka_samvatsara":"Pārthiva","bengali_samvat":1532,"malayalam_era":1301,"nanakshahi_year":656,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Dvādaśī · Vikram 2182 Vilambī · Śaka 2047 Pārthiva"},"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 January 31, 2125 CE · Perth, Australia · Vidhyamitra","description":"January 31, 2125 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 05:41, sūryāsta 19:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2125-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2125-01-31","sa":"https://sa.vidhyamitra.com/city/perth/2125-01-31","hi":"https://hi.vidhyamitra.com/city/perth/2125-01-31","x-default":"https://vidhyamitra.com/city/perth/2125-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:13:06.044Z","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":"2026-05-31T23:13:06.044Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:13:06.044Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}