{"id":"vidhyamitra:city-day:perth:1982-01-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1982-01-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-01-25","date_display":"January 25, 1982 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":1982,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444994.770833,"kali_year":5083,"ahargana":1856529.2708,"sun":{"sidereal_longitude":281.1472,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":279.0934,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":357.9462,"elapsed_within_tithi_degrees":9.9462},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.0934,"elapsed_within_degrees":12.4267},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.2405},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1982,"month":1,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444994.770833,"ahargana":1856529.2708,"kali_year":5083,"ayanamsa_lahiri":23.6025,"grahas":{"sun":{"sidereal_longitude":281.137377,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":279.295477,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-0.5438},"mars":{"sidereal_longitude":171.901077,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":295.031377,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":195.76417700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":275.36037699999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":178.33257700000001,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":92.145,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":272.145,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1982,"month":1,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444994.770833,"kali_year":5083,"ahargana":1856529.2708,"sun":{"sidereal_longitude":281.1472,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":279.0934,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":357.9462,"elapsed_within_tithi_degrees":9.9462},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.0934,"elapsed_within_degrees":12.4267},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.2405},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":-0.544,"elongation":2.054},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.544,"opposition_distance":177.946}},"eclipse_window_40days":[{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":-0.544,"elongation":2.054}]},"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":"05:35","sunsetLocal":"19:23","solarNoonLocal":"12:29","dayLengthHours":13.802877607651167,"dayLengthDisplay":"13 Hours 48 Mins 10 Secs","nightLengthDisplay":"10 Hours 11 Mins 50 Secs","moonriseLocal":"05:27","moonsetLocal":"19:16","rahuKala":{"name":"Rāhu Kāla","start":"07:18","end":"09:02","startHours":7.305033039163336,"endHours":9.030392740119732,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:45","end":"12:29","startHours":10.755752441076126,"endHours":12.481112142032522,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:12","end":"15:56","startHours":14.206471842988918,"endHours":15.931831543945314,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:16","startHours":8.800344779992212,"endHours":9.260440700247251,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:31","startHours":6.1547932385257385,"endHours":6.52286997472977,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:56","startHours":12.021016221777485,"endHours":12.941208062287563,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:40","startHours":3.7392896571867835,"endHours":4.659481497696862,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:26","end":"05:35","startHours":4.429433537569342,"endHours":5.5796733382069394,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:42","startHours":14.781591743307718,"endHours":15.701783583817797,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:11","end":"19:35","startHours":19.182550945858107,"endHours":19.582550945858106,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:23","end":"19:57","startHours":19.382550945858107,"endHours":19.957670846176907,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:08","end":"20:53","startHours":19.132550945858107,"endHours":20.882550945858107,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:56","startHours":24.021016221777483,"endHours":24.94120806228756,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:35","end":"07:18","startHours":5.5796733382069394,"endHours":7.305033039163336,"quality":"auspicious"},{"name":"Kāla","start":"07:18","end":"09:02","startHours":7.305033039163336,"endHours":9.030392740119732,"quality":"inauspicious"},{"name":"Śubha","start":"09:02","end":"10:45","startHours":9.030392740119732,"endHours":10.755752441076126,"quality":"auspicious"},{"name":"Roga","start":"10:45","end":"12:29","startHours":10.755752441076126,"endHours":12.481112142032522,"quality":"inauspicious"},{"name":"Udveg","start":"12:29","end":"14:12","startHours":12.481112142032522,"endHours":14.206471842988918,"quality":"inauspicious"},{"name":"Chala","start":"14:12","end":"15:56","startHours":14.206471842988918,"endHours":15.931831543945314,"quality":"neutral"},{"name":"Labha","start":"15:56","end":"17:39","startHours":15.931831543945314,"endHours":17.65719124490171,"quality":"auspicious"},{"name":"Amṛta","start":"17:39","end":"19:23","startHours":17.65719124490171,"endHours":19.382550945858107,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:23","end":"20:39","startHours":19.382550945858107,"endHours":20.65719124490171,"quality":"neutral"},{"name":"Labha","start":"20:39","end":"21:56","startHours":20.65719124490171,"endHours":21.931831543945314,"quality":"auspicious"},{"name":"Amṛta","start":"21:56","end":"23:12","startHours":21.931831543945314,"endHours":23.20647184298892,"quality":"auspicious"},{"name":"Kāla","start":"23:12","end":"00:29","startHours":23.20647184298892,"endHours":24.481112142032522,"quality":"inauspicious"},{"name":"Śubha","start":"00:29","end":"01:45","startHours":24.481112142032522,"endHours":25.755752441076126,"quality":"auspicious"},{"name":"Roga","start":"01:45","end":"03:02","startHours":25.755752441076126,"endHours":27.03039274011973,"quality":"inauspicious"},{"name":"Udveg","start":"03:02","end":"04:18","startHours":27.03039274011973,"endHours":28.305033039163334,"quality":"inauspicious"},{"name":"Chala","start":"04:18","end":"05:35","startHours":28.305033039163334,"endHours":29.579673338206938,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.5796733382069394,"endHours":6.5796733382069394,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.5796733382069394,"endHours":7.5796733382069394,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.5796733382069394,"endHours":8.57967333820694,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.57967333820694,"endHours":9.57967333820694,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.57967333820694,"endHours":10.57967333820694,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.57967333820694,"endHours":11.57967333820694,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.57967333820694,"endHours":12.57967333820694,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.57967333820694,"endHours":13.57967333820694,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.57967333820694,"endHours":14.57967333820694,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.57967333820694,"endHours":15.57967333820694,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.57967333820694,"endHours":16.579673338206938,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.579673338206938,"endHours":17.579673338206938,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.579673338206938,"endHours":18.579673338206938,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.579673338206938,"endHours":19.579673338206938,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.579673338206938,"endHours":20.579673338206938,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.579673338206938,"endHours":21.579673338206938,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.579673338206938,"endHours":22.579673338206938,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.579673338206938,"endHours":23.579673338206938,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.579673338206938,"endHours":24.579673338206938,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.579673338206938,"endHours":25.579673338206938,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.579673338206938,"endHours":26.579673338206938,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.579673338206938,"endHours":27.579673338206938,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.579673338206938,"endHours":28.579673338206938,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.579673338206938,"endHours":29.579673338206938,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-19.07682796356106,"eotMinutes":-12.308728521951446,"ayanamsa":23.6025}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Amāvasyā · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 25, 1982 CE · Perth, Australia · Vidhyamitra","description":"January 25, 1982 CE for Perth, Australia: Kṛṣṇa Amāvasyā, sūryodaya 05:35, sūryāsta 19:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1982-01-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1982-01-25","sa":"https://sa.vidhyamitra.com/city/perth/1982-01-25","hi":"https://hi.vidhyamitra.com/city/perth/1982-01-25","x-default":"https://vidhyamitra.com/city/perth/1982-01-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T15:00:20.946Z","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":"2026-05-18T15:00:20.946Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T15:00:20.946Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}