{"id":"vidhyamitra:city-day:brisbane:1997-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/brisbane/1997-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-01-01","date_display":"January 1, 1997 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":1997,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450449.770833,"kali_year":5098,"ahargana":1861984.2708,"sun":{"sidereal_longitude":256.6246,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":158.5986,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.974,"elapsed_within_tithi_degrees":9.974},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":158.5986,"elapsed_within_degrees":11.9319},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.2232},"karana":{"half_tithi_index":43,"name":"Bava"},"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":1997,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450449.770833,"ahargana":1861984.2708,"kali_year":5098,"ayanamsa_lahiri":23.8111,"grahas":{"sun":{"sidereal_longitude":256.84895600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":155.449656,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":-0.3538},"mars":{"sidereal_longitude":155.408056,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":259.280756,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":271.427556,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":234.73785599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":337.513756,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":163.1128,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":343.1128,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"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":1997,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450449.770833,"kali_year":5098,"ahargana":1861984.2708,"sun":{"sidereal_longitude":256.6246,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":158.5986,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.974,"elapsed_within_tithi_degrees":9.974},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":158.5986,"elapsed_within_degrees":11.9319},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.2232},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.354,"elongation":98.026},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.354,"opposition_distance":81.974}},"eclipse_window_40days":[]},"city":{"slug":"brisbane","name":"Brisbane, Australia","lat":-27.4698,"lon":153.0251,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"brisbane","name":"Brisbane, Australia","lat":-27.4698,"lon":153.0251,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"04:56","sunsetLocal":"18:47","solarNoonLocal":"11:52","dayLengthHours":13.840338414090404,"dayLengthDisplay":"13 Hours 50 Mins 25 Secs","nightLengthDisplay":"10 Hours 09 Mins 35 Secs","moonriseLocal":"23:04","moonsetLocal":"11:08","rahuKala":{"name":"Rāhu Kāla","start":"11:52","end":"13:35","startHours":11.860079638723267,"endHours":13.590121940484568,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:40","end":"08:24","startHours":6.6699527334393665,"endHours":8.399995035200668,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:08","end":"11:52","startHours":10.130037336961967,"endHours":11.860079638723267,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:10","end":"08:38","startHours":8.16932272829916,"endHours":8.630667342102173,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:31","end":"05:53","startHours":5.516591198931833,"endHours":5.885666889974243,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:24","end":"12:19","startHours":11.398735024920253,"endHours":12.321424252526281,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:06","end":"04:01","startHours":3.094531976466012,"endHours":4.017221204072039,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:47","end":"04:56","startHours":3.7865488971705323,"endHours":4.939910431678066,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:05","startHours":14.166802707738334,"endHours":15.08949193534436,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:35","end":"18:59","startHours":18.58024884576847,"endHours":18.980248845768468,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:47","end":"19:21","startHours":18.78024884576847,"endHours":19.356929613022235,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:32","end":"20:17","startHours":18.53024884576847,"endHours":20.28024884576847,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:24","end":"00:19","startHours":23.398735024920253,"endHours":24.32142425252628,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"04:56","end":"06:40","startHours":4.939910431678066,"endHours":6.6699527334393665,"quality":"auspicious"},{"name":"Amṛta","start":"06:40","end":"08:24","startHours":6.6699527334393665,"endHours":8.399995035200668,"quality":"auspicious"},{"name":"Kāla","start":"08:24","end":"10:08","startHours":8.399995035200668,"endHours":10.130037336961967,"quality":"inauspicious"},{"name":"Śubha","start":"10:08","end":"11:52","startHours":10.130037336961967,"endHours":11.860079638723267,"quality":"auspicious"},{"name":"Roga","start":"11:52","end":"13:35","startHours":11.860079638723267,"endHours":13.590121940484568,"quality":"inauspicious"},{"name":"Udveg","start":"13:35","end":"15:19","startHours":13.590121940484568,"endHours":15.32016424224587,"quality":"inauspicious"},{"name":"Chala","start":"15:19","end":"17:03","startHours":15.32016424224587,"endHours":17.050206544007168,"quality":"neutral"},{"name":"Labha","start":"17:03","end":"18:47","startHours":17.050206544007168,"endHours":18.78024884576847,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:47","end":"20:03","startHours":18.78024884576847,"endHours":20.050206544007168,"quality":"inauspicious"},{"name":"Chala","start":"20:03","end":"21:19","startHours":20.050206544007168,"endHours":21.320164242245866,"quality":"neutral"},{"name":"Labha","start":"21:19","end":"22:35","startHours":21.320164242245866,"endHours":22.59012194048457,"quality":"auspicious"},{"name":"Amṛta","start":"22:35","end":"23:52","startHours":22.59012194048457,"endHours":23.860079638723267,"quality":"auspicious"},{"name":"Kāla","start":"23:52","end":"01:08","startHours":23.860079638723267,"endHours":25.130037336961966,"quality":"inauspicious"},{"name":"Śubha","start":"01:08","end":"02:24","startHours":25.130037336961966,"endHours":26.399995035200668,"quality":"auspicious"},{"name":"Roga","start":"02:24","end":"03:40","startHours":26.399995035200668,"endHours":27.669952733439366,"quality":"inauspicious"},{"name":"Udveg","start":"03:40","end":"04:56","startHours":27.669952733439366,"endHours":28.939910431678065,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:56","end":"05:56","startHours":4.939910431678066,"endHours":5.939910431678066,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"05:56","end":"06:56","startHours":5.939910431678066,"endHours":6.939910431678066,"planetary_lord":"Venus"},{"name":"Hora 3","start":"06:56","end":"07:56","startHours":6.939910431678066,"endHours":7.939910431678066,"planetary_lord":"Sun"},{"name":"Hora 4","start":"07:56","end":"08:56","startHours":7.939910431678066,"endHours":8.939910431678065,"planetary_lord":"Mars"},{"name":"Hora 5","start":"08:56","end":"09:56","startHours":8.939910431678065,"endHours":9.939910431678065,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"09:56","end":"10:56","startHours":9.939910431678065,"endHours":10.939910431678065,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"10:56","end":"11:56","startHours":10.939910431678065,"endHours":11.939910431678065,"planetary_lord":"Moon"},{"name":"Hora 8","start":"11:56","end":"12:56","startHours":11.939910431678065,"endHours":12.939910431678065,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"12:56","end":"13:56","startHours":12.939910431678065,"endHours":13.939910431678065,"planetary_lord":"Venus"},{"name":"Hora 10","start":"13:56","end":"14:56","startHours":13.939910431678065,"endHours":14.939910431678065,"planetary_lord":"Sun"},{"name":"Hora 11","start":"14:56","end":"15:56","startHours":14.939910431678065,"endHours":15.939910431678065,"planetary_lord":"Mars"},{"name":"Hora 12","start":"15:56","end":"16:56","startHours":15.939910431678065,"endHours":16.939910431678065,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"16:56","end":"17:56","startHours":16.939910431678065,"endHours":17.939910431678065,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"17:56","end":"18:56","startHours":17.939910431678065,"endHours":18.939910431678065,"planetary_lord":"Moon"},{"name":"Hora 15","start":"18:56","end":"19:56","startHours":18.939910431678065,"endHours":19.939910431678065,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"19:56","end":"20:56","startHours":19.939910431678065,"endHours":20.939910431678065,"planetary_lord":"Venus"},{"name":"Hora 17","start":"20:56","end":"21:56","startHours":20.939910431678065,"endHours":21.939910431678065,"planetary_lord":"Sun"},{"name":"Hora 18","start":"21:56","end":"22:56","startHours":21.939910431678065,"endHours":22.939910431678065,"planetary_lord":"Mars"},{"name":"Hora 19","start":"22:56","end":"23:56","startHours":22.939910431678065,"endHours":23.939910431678065,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"23:56","end":"00:56","startHours":23.939910431678065,"endHours":24.939910431678065,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"00:56","end":"01:56","startHours":24.939910431678065,"endHours":25.939910431678065,"planetary_lord":"Moon"},{"name":"Hora 22","start":"01:56","end":"02:56","startHours":25.939910431678065,"endHours":26.939910431678065,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"02:56","end":"03:56","startHours":26.939910431678065,"endHours":27.939910431678065,"planetary_lord":"Venus"},{"name":"Hora 24","start":"03:56","end":"04:56","startHours":27.939910431678065,"endHours":28.939910431678065,"planetary_lord":"Sun"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"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":-23.008544129902226,"eotMinutes":-3.705178323396069,"ayanamsa":23.8111}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Saptamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"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":"brisbane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 1, 1997 CE · Brisbane, Australia · Vidhyamitra","description":"January 1, 1997 CE for Brisbane, Australia: Kṛṣṇa Saptamī, sūryodaya 04:56, sūryāsta 18:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/brisbane/1997-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/brisbane/1997-01-01","sa":"https://sa.vidhyamitra.com/city/brisbane/1997-01-01","hi":"https://hi.vidhyamitra.com/city/brisbane/1997-01-01","x-default":"https://vidhyamitra.com/city/brisbane/1997-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T02:23:11.910Z","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":"2026-06-03T02:23:11.910Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T02:23:11.910Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}