{"id":"vidhyamitra:city-day:perth:1907-01-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1907-01-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1907-01-11","date_display":"January 11, 1907 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":1907,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417586.770833,"kali_year":5008,"ahargana":1829121.2708,"sun":{"sidereal_longitude":267.1998,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.8469,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":317.6471,"elapsed_within_tithi_degrees":5.6471},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.8469,"elapsed_within_degrees":11.5136},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.0467},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1907,"month":1,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417586.770833,"ahargana":1829121.2708,"kali_year":5008,"ayanamsa_lahiri":22.5542,"grahas":{"sun":{"sidereal_longitude":267.1240640000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":222.187864,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false,"latitude":3.8765},"mars":{"sidereal_longitude":203.65106400000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":254.76016400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":72.87026400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":225.906164,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":319.90916400000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":104.3527,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":284.3527,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1907,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417586.770833,"kali_year":5008,"ahargana":1829121.2708,"sun":{"sidereal_longitude":267.1998,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.8469,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":317.6471,"elapsed_within_tithi_degrees":5.6471},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.8469,"elapsed_within_degrees":11.5136},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.0467},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.877,"elongation":42.353},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.877,"opposition_distance":137.647}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":1.232,"elongation":1.995}]},"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":"05:22","sunsetLocal":"19:27","solarNoonLocal":"12:24","dayLengthHours":14.091559863270533,"dayLengthDisplay":"14 Hours 05 Mins 30 Secs","nightLengthDisplay":"9 Hours 54 Mins 30 Secs","moonriseLocal":"02:26","moonsetLocal":"16:23","rahuKala":{"name":"Rāhu Kāla","start":"10:39","end":"12:24","startHours":10.645963387673959,"endHours":12.407408370582775,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:56","end":"17:42","startHours":15.930298336400408,"endHours":17.691743319309225,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:07","end":"08:53","startHours":7.123073421856325,"endHours":8.884518404765142,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:07","startHours":8.649659073710632,"endHours":9.11937773581965,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:57","end":"06:19","startHours":5.94877676658378,"endHours":6.324551696270994,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:53","startHours":11.937689708473757,"endHours":12.877127032691794,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:25","startHours":3.4827537905114374,"endHours":4.422191114729473,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:11","end":"05:22","startHours":4.1873317836749635,"endHours":5.361628438947508,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:42","startHours":14.756001681127863,"endHours":15.695439005345898,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.253188302218042,"endHours":19.65318830221804,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.45318830221804,"endHours":20.040336629854313,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.20318830221804,"endHours":20.95318830221804,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:53","startHours":23.93768970847376,"endHours":24.877127032691792,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:22","end":"07:07","startHours":5.361628438947508,"endHours":7.123073421856325,"quality":"neutral"},{"name":"Labha","start":"07:07","end":"08:53","startHours":7.123073421856325,"endHours":8.884518404765142,"quality":"auspicious"},{"name":"Amṛta","start":"08:53","end":"10:39","startHours":8.884518404765142,"endHours":10.645963387673959,"quality":"auspicious"},{"name":"Kāla","start":"10:39","end":"12:24","startHours":10.645963387673959,"endHours":12.407408370582775,"quality":"inauspicious"},{"name":"Śubha","start":"12:24","end":"14:10","startHours":12.407408370582775,"endHours":14.168853353491592,"quality":"auspicious"},{"name":"Roga","start":"14:10","end":"15:56","startHours":14.168853353491592,"endHours":15.930298336400408,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:42","startHours":15.930298336400408,"endHours":17.691743319309225,"quality":"inauspicious"},{"name":"Chala","start":"17:42","end":"19:27","startHours":17.691743319309225,"endHours":19.45318830221804,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:27","end":"20:42","startHours":19.45318830221804,"endHours":20.691743319309225,"quality":"inauspicious"},{"name":"Udveg","start":"20:42","end":"21:56","startHours":20.691743319309225,"endHours":21.93029833640041,"quality":"inauspicious"},{"name":"Chala","start":"21:56","end":"23:10","startHours":21.93029833640041,"endHours":23.168853353491592,"quality":"neutral"},{"name":"Labha","start":"23:10","end":"00:24","startHours":23.168853353491592,"endHours":24.407408370582775,"quality":"auspicious"},{"name":"Amṛta","start":"00:24","end":"01:39","startHours":24.407408370582775,"endHours":25.64596338767396,"quality":"auspicious"},{"name":"Kāla","start":"01:39","end":"02:53","startHours":25.64596338767396,"endHours":26.884518404765142,"quality":"inauspicious"},{"name":"Śubha","start":"02:53","end":"04:07","startHours":26.884518404765142,"endHours":28.123073421856326,"quality":"auspicious"},{"name":"Roga","start":"04:07","end":"05:22","startHours":28.123073421856326,"endHours":29.36162843894751,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:22","end":"06:22","startHours":5.361628438947508,"endHours":6.361628438947508,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:22","end":"07:22","startHours":6.361628438947508,"endHours":7.361628438947508,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:22","end":"08:22","startHours":7.361628438947508,"endHours":8.361628438947509,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:22","end":"09:22","startHours":8.361628438947509,"endHours":9.361628438947509,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:22","end":"10:22","startHours":9.361628438947509,"endHours":10.361628438947509,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:22","end":"11:22","startHours":10.361628438947509,"endHours":11.361628438947509,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:22","end":"12:22","startHours":11.361628438947509,"endHours":12.361628438947509,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:22","end":"13:22","startHours":12.361628438947509,"endHours":13.361628438947509,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:22","end":"14:22","startHours":13.361628438947509,"endHours":14.361628438947509,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:22","end":"15:22","startHours":14.361628438947509,"endHours":15.361628438947509,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:22","end":"16:22","startHours":15.361628438947509,"endHours":16.36162843894751,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:22","end":"17:22","startHours":16.36162843894751,"endHours":17.36162843894751,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:22","end":"18:22","startHours":17.36162843894751,"endHours":18.36162843894751,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:22","end":"19:22","startHours":18.36162843894751,"endHours":19.36162843894751,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:22","end":"20:22","startHours":19.36162843894751,"endHours":20.36162843894751,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:22","end":"21:22","startHours":20.36162843894751,"endHours":21.36162843894751,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:22","end":"22:22","startHours":21.36162843894751,"endHours":22.36162843894751,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:22","end":"23:22","startHours":22.36162843894751,"endHours":23.36162843894751,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:22","end":"00:22","startHours":23.36162843894751,"endHours":24.36162843894751,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:22","end":"01:22","startHours":24.36162843894751,"endHours":25.36162843894751,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:22","end":"02:22","startHours":25.36162843894751,"endHours":26.36162843894751,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:22","end":"03:22","startHours":26.36162843894751,"endHours":27.36162843894751,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:22","end":"04:22","startHours":27.36162843894751,"endHours":28.36162843894751,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:22","end":"05:22","startHours":28.36162843894751,"endHours":29.36162843894751,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.993674717097203,"eotMinutes":-7.886502234966622,"ayanamsa":22.5542}},"calendars":{"vikram_samvat":1964,"vikram_samvatsara":"Raudra","saka_samvat":1829,"saka_samvatsara":"Plavaṅga","bengali_samvat":1314,"malayalam_era":1083,"nanakshahi_year":438,"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":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvādaśī · Vikram 1964 Raudra · Śaka 1829 Plavaṅga"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 11, 1907 CE · Perth, Australia · Vidhyamitra","description":"January 11, 1907 CE for Perth, Australia: Kṛṣṇa Dvādaśī, sūryodaya 05:22, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1907-01-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1907-01-11","sa":"https://sa.vidhyamitra.com/city/perth/1907-01-11","hi":"https://hi.vidhyamitra.com/city/perth/1907-01-11","x-default":"https://vidhyamitra.com/city/perth/1907-01-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T01:01:00.084Z","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":"2026-06-02T01:01:00.084Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T01:01:00.084Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}