{"id":"vidhyamitra:city-day:perth:1968-01-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1968-01-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1968-01-06","date_display":"January 6, 1968 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":1968,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439861.770833,"kali_year":5069,"ahargana":1851396.2708,"sun":{"sidereal_longitude":261.2551,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":333.5106,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.2555,"elapsed_within_tithi_degrees":0.2555},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":333.5106,"elapsed_within_degrees":0.1773},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.7657},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1968,"month":1,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439861.770833,"ahargana":1851396.2708,"kali_year":5069,"ayanamsa_lahiri":23.4062,"grahas":{"sun":{"sidereal_longitude":261.372296,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":334.22089600000004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":-2.2893},"mars":{"sidereal_longitude":304.386796,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":266.711496,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":132.523796,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":221.93649600000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":343.531696,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":4.116,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":184.116,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":1968,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439861.770833,"kali_year":5069,"ahargana":1851396.2708,"sun":{"sidereal_longitude":261.2551,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":333.5106,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.2555,"elapsed_within_tithi_degrees":0.2555},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":333.5106,"elapsed_within_degrees":0.1773},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.7657},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.289,"elongation":72.256},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.289,"opposition_distance":107.744}},"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":"05:18","sunsetLocal":"19:27","solarNoonLocal":"12:22","dayLengthHours":14.15522870618954,"dayLengthDisplay":"14 Hours 09 Mins 19 Secs","nightLengthDisplay":"9 Hours 50 Mins 41 Secs","moonriseLocal":"11:09","moonsetLocal":"23:19","rahuKala":{"name":"Rāhu Kāla","start":"08:50","end":"10:36","startHours":8.835086508568846,"endHours":10.604490096842538,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:09","end":"15:55","startHours":14.143297273389923,"endHours":15.912700861663616,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:18","end":"07:04","startHours":5.29627933202146,"endHours":7.065682920295153,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:04","startHours":8.599166030132352,"endHours":9.071006987005337,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:53","end":"06:16","startHours":5.886080528112691,"endHours":6.2635532936110785,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:51","startHours":11.902052728243245,"endHours":12.845734641989214,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:21","startHours":3.4089155045295216,"endHours":4.352597418275491,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:07","end":"05:18","startHours":4.116676939838999,"endHours":5.29627933202146,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:41","startHours":14.733098469481153,"endHours":15.676780383227122,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:15","end":"19:39","startHours":19.251508038211,"endHours":19.651508038211,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:27","end":"20:02","startHours":19.451508038211,"endHours":20.04130923430223,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:12","end":"20:57","startHours":19.201508038211,"endHours":20.951508038211,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:51","startHours":23.902052728243245,"endHours":24.845734641989214,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:18","end":"07:04","startHours":5.29627933202146,"endHours":7.065682920295153,"quality":"inauspicious"},{"name":"Śubha","start":"07:04","end":"08:50","startHours":7.065682920295153,"endHours":8.835086508568846,"quality":"auspicious"},{"name":"Roga","start":"08:50","end":"10:36","startHours":8.835086508568846,"endHours":10.604490096842538,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:22","startHours":10.604490096842538,"endHours":12.37389368511623,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"14:09","startHours":12.37389368511623,"endHours":14.143297273389923,"quality":"neutral"},{"name":"Labha","start":"14:09","end":"15:55","startHours":14.143297273389923,"endHours":15.912700861663616,"quality":"auspicious"},{"name":"Amṛta","start":"15:55","end":"17:41","startHours":15.912700861663616,"endHours":17.682104449937306,"quality":"auspicious"},{"name":"Kāla","start":"17:41","end":"19:27","startHours":17.682104449937306,"endHours":19.451508038211,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:27","end":"20:41","startHours":19.451508038211,"endHours":20.682104449937306,"quality":"auspicious"},{"name":"Amṛta","start":"20:41","end":"21:55","startHours":20.682104449937306,"endHours":21.912700861663616,"quality":"auspicious"},{"name":"Kāla","start":"21:55","end":"23:09","startHours":21.912700861663616,"endHours":23.143297273389923,"quality":"inauspicious"},{"name":"Śubha","start":"23:09","end":"00:22","startHours":23.143297273389923,"endHours":24.37389368511623,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:36","startHours":24.37389368511623,"endHours":25.604490096842536,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"02:50","startHours":25.604490096842536,"endHours":26.835086508568843,"quality":"inauspicious"},{"name":"Chala","start":"02:50","end":"04:04","startHours":26.835086508568843,"endHours":28.065682920295153,"quality":"neutral"},{"name":"Labha","start":"04:04","end":"05:18","startHours":28.065682920295153,"endHours":29.29627933202146,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.29627933202146,"endHours":6.29627933202146,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.29627933202146,"endHours":7.29627933202146,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.29627933202146,"endHours":8.29627933202146,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.29627933202146,"endHours":9.29627933202146,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.29627933202146,"endHours":10.29627933202146,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.29627933202146,"endHours":11.29627933202146,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.29627933202146,"endHours":12.29627933202146,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.29627933202146,"endHours":13.29627933202146,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.29627933202146,"endHours":14.29627933202146,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.29627933202146,"endHours":15.29627933202146,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.29627933202146,"endHours":16.29627933202146,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.29627933202146,"endHours":17.29627933202146,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.29627933202146,"endHours":18.29627933202146,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.29627933202146,"endHours":19.29627933202146,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.29627933202146,"endHours":20.29627933202146,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.29627933202146,"endHours":21.29627933202146,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.29627933202146,"endHours":22.29627933202146,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.29627933202146,"endHours":23.29627933202146,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.29627933202146,"endHours":24.29627933202146,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.29627933202146,"endHours":25.29627933202146,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.29627933202146,"endHours":26.29627933202146,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.29627933202146,"endHours":27.29627933202146,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.29627933202146,"endHours":28.29627933202146,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.29627933202146,"endHours":29.29627933202146,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.617367621655276,"eotMinutes":-5.875621106973772,"ayanamsa":23.4062}},"calendars":{"vikram_samvat":2025,"vikram_samvatsara":"Durmati","saka_samvat":1890,"saka_samvatsara":"Kīlaka","bengali_samvat":1375,"malayalam_era":1144,"nanakshahi_year":499,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Saptamī · Vikram 2025 Durmati · Śaka 1890 Kīlaka"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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 January 6, 1968 CE · Perth, Australia · Vidhyamitra","description":"January 6, 1968 CE for Perth, Australia: Śukla Saptamī, sūryodaya 05:18, sūryāsta 19:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1968-01-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1968-01-06","sa":"https://sa.vidhyamitra.com/city/perth/1968-01-06","hi":"https://hi.vidhyamitra.com/city/perth/1968-01-06","x-default":"https://vidhyamitra.com/city/perth/1968-01-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T15:23:40.427Z","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":"2026-05-19T15:23:40.427Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T15:23:40.427Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}