{"id":"vidhyamitra:city-day:perth:2137-12-14:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/2137-12-14","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2137-12-14","date_display":"December 14, 2137 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":2137,"month":12,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501930.770833,"kali_year":5239,"ahargana":1913465.2708,"sun":{"sidereal_longitude":235.5851,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":249.0169,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":13.4318,"elapsed_within_tithi_degrees":1.4318},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.0169,"elapsed_within_degrees":9.0169},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":124.602},"karana":{"half_tithi_index":2,"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":2137,"month":12,"day":14,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501930.770833,"ahargana":1913465.2708,"kali_year":5239,"ayanamsa_lahiri":25.7801,"grahas":{"sun":{"sidereal_longitude":236.32450300000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":252.01750300000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false,"latitude":-4.1225},"mars":{"sidereal_longitude":135.67670299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":215.70750299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":231.00320299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":237.19140300000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":265.9410029999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":315.4017,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.4017,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2137,"month":12,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501930.770833,"kali_year":5239,"ahargana":1913465.2708,"sun":{"sidereal_longitude":235.5851,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":249.0169,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":13.4318,"elapsed_within_tithi_degrees":1.4318},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.0169,"elapsed_within_degrees":9.0169},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":124.602},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.122,"elongation":13.432},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.122,"opposition_distance":166.568}},"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":"05:05","sunsetLocal":"19:18","solarNoonLocal":"12:12","dayLengthHours":14.215517565680953,"dayLengthDisplay":"14 Hours 12 Mins 56 Secs","nightLengthDisplay":"9 Hours 47 Mins 04 Secs","moonriseLocal":"06:10","moonsetLocal":"20:20","rahuKala":{"name":"Rāhu Kāla","start":"08:39","end":"10:25","startHours":8.644820779012571,"endHours":10.421760474722689,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:59","end":"15:45","startHours":13.975639866142927,"endHours":15.752579561853047,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:05","end":"06:52","startHours":5.090941387592332,"endHours":6.867881083302452,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:24","end":"08:53","startHours":8.40789548625122,"endHours":8.88174607177392,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:41","end":"06:04","startHours":5.683254619495705,"endHours":6.062335087913864,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:40","startHours":11.72484958491011,"endHours":12.672550755955509,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:12","end":"04:09","startHours":3.1955390455015387,"endHours":4.1432402165469355,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:05","startHours":3.9063149237855863,"endHours":5.090941387592332,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:31","startHours":14.567953098046301,"endHours":15.515654269091698,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.106458953273286,"endHours":19.506458953273285,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:54","startHours":19.306458953273285,"endHours":19.898772185176657,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.056458953273285,"endHours":20.806458953273285,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:40","startHours":23.72484958491011,"endHours":24.672550755955506,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:05","end":"06:52","startHours":5.090941387592332,"endHours":6.867881083302452,"quality":"inauspicious"},{"name":"Śubha","start":"06:52","end":"08:39","startHours":6.867881083302452,"endHours":8.644820779012571,"quality":"auspicious"},{"name":"Roga","start":"08:39","end":"10:25","startHours":8.644820779012571,"endHours":10.421760474722689,"quality":"inauspicious"},{"name":"Udveg","start":"10:25","end":"12:12","startHours":10.421760474722689,"endHours":12.198700170432808,"quality":"inauspicious"},{"name":"Chala","start":"12:12","end":"13:59","startHours":12.198700170432808,"endHours":13.975639866142927,"quality":"neutral"},{"name":"Labha","start":"13:59","end":"15:45","startHours":13.975639866142927,"endHours":15.752579561853047,"quality":"auspicious"},{"name":"Amṛta","start":"15:45","end":"17:32","startHours":15.752579561853047,"endHours":17.529519257563166,"quality":"auspicious"},{"name":"Kāla","start":"17:32","end":"19:18","startHours":17.529519257563166,"endHours":19.306458953273285,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:18","end":"20:32","startHours":19.306458953273285,"endHours":20.529519257563166,"quality":"auspicious"},{"name":"Amṛta","start":"20:32","end":"21:45","startHours":20.529519257563166,"endHours":21.752579561853047,"quality":"auspicious"},{"name":"Kāla","start":"21:45","end":"22:59","startHours":21.752579561853047,"endHours":22.975639866142927,"quality":"inauspicious"},{"name":"Śubha","start":"22:59","end":"00:12","startHours":22.975639866142927,"endHours":24.198700170432808,"quality":"auspicious"},{"name":"Roga","start":"00:12","end":"01:25","startHours":24.198700170432808,"endHours":25.42176047472269,"quality":"inauspicious"},{"name":"Udveg","start":"01:25","end":"02:39","startHours":25.42176047472269,"endHours":26.64482077901257,"quality":"inauspicious"},{"name":"Chala","start":"02:39","end":"03:52","startHours":26.64482077901257,"endHours":27.86788108330245,"quality":"neutral"},{"name":"Labha","start":"03:52","end":"05:05","startHours":27.86788108330245,"endHours":29.09094138759233,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:05","end":"06:05","startHours":5.090941387592332,"endHours":6.090941387592332,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:05","end":"07:05","startHours":6.090941387592332,"endHours":7.090941387592332,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:05","end":"08:05","startHours":7.090941387592332,"endHours":8.090941387592332,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:05","end":"09:05","startHours":8.090941387592332,"endHours":9.090941387592332,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:05","end":"10:05","startHours":9.090941387592332,"endHours":10.090941387592332,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:05","end":"11:05","startHours":10.090941387592332,"endHours":11.090941387592332,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:05","end":"12:05","startHours":11.090941387592332,"endHours":12.090941387592332,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:05","end":"13:05","startHours":12.090941387592332,"endHours":13.090941387592332,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:05","end":"14:05","startHours":13.090941387592332,"endHours":14.090941387592332,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:05","end":"15:05","startHours":14.090941387592332,"endHours":15.090941387592332,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:05","end":"16:05","startHours":15.090941387592332,"endHours":16.09094138759233,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:05","end":"17:05","startHours":16.09094138759233,"endHours":17.09094138759233,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:05","end":"18:05","startHours":17.09094138759233,"endHours":18.09094138759233,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:05","end":"19:05","startHours":18.09094138759233,"endHours":19.09094138759233,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:05","end":"20:05","startHours":19.09094138759233,"endHours":20.09094138759233,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:05","end":"21:05","startHours":20.09094138759233,"endHours":21.09094138759233,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:05","end":"22:05","startHours":21.09094138759233,"endHours":22.09094138759233,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:05","end":"23:05","startHours":22.09094138759233,"endHours":23.09094138759233,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:05","end":"00:05","startHours":23.09094138759233,"endHours":24.09094138759233,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:05","end":"01:05","startHours":24.09094138759233,"endHours":25.09094138759233,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:05","end":"02:05","startHours":25.09094138759233,"endHours":26.09094138759233,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:05","end":"03:05","startHours":26.09094138759233,"endHours":27.09094138759233,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:05","end":"04:05","startHours":27.09094138759233,"endHours":28.09094138759233,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:05","end":"05:05","startHours":28.09094138759233,"endHours":29.09094138759233,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.20126216662183,"eotMinutes":4.63598977403141,"ayanamsa":25.7801}},"calendars":{"vikram_samvat":2194,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2059,"saka_samvatsara":"Hemalambī","bengali_samvat":1544,"malayalam_era":1313,"nanakshahi_year":668,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Dvitīyā · Vikram 2194 Sādhāraṇa · Śaka 2059 Hemalambī"},"festivals":[],"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":"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 December 14, 2137 CE · Perth, Australia · Vidhyamitra","description":"December 14, 2137 CE for Perth, Australia: Śukla Dvitīyā, sūryodaya 05:05, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/2137-12-14","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/2137-12-14","sa":"https://sa.vidhyamitra.com/city/perth/2137-12-14","hi":"https://hi.vidhyamitra.com/city/perth/2137-12-14","x-default":"https://vidhyamitra.com/city/perth/2137-12-14"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:01:19.669Z","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":"2026-06-01T20:01:19.669Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:01:19.669Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}