{"id":"vidhyamitra:city-day:melbourne:2012-02-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/2012-02-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-02-13","date_display":"February 13, 2012 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":2012,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455970.770833,"kali_year":5113,"ahargana":1867505.2708,"sun":{"sidereal_longitude":299.7615,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":185.8815,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.12,"elapsed_within_tithi_degrees":6.12},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.8815,"elapsed_within_degrees":12.5482},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.643},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2012,"month":2,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455970.770833,"ahargana":1867505.2708,"kali_year":5113,"ayanamsa_lahiri":24.0223,"grahas":{"sun":{"sidereal_longitude":299.70401300000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":187.72531300000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-3.1638},"mars":{"sidereal_longitude":146.26471300000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":303.92941300000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":10.040813000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":341.427613,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":185.20381300000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":230.5837,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.5837,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455970.770833,"kali_year":5113,"ahargana":1867505.2708,"sun":{"sidereal_longitude":299.7615,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":185.8815,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.12,"elapsed_within_tithi_degrees":6.12},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.8815,"elapsed_within_degrees":12.5482},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.643},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.164,"elongation":113.88},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.164,"opposition_distance":66.12}},"eclipse_window_40days":[]},"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"melbourne","name":"Melbourne, Australia","lat":-37.8136,"lon":144.9631,"tz_offset_hours":10,"country":"AU","tier":"diaspora"},"sunriseLocal":"05:47","sunsetLocal":"19:22","solarNoonLocal":"12:35","dayLengthHours":13.591547982644723,"dayLengthDisplay":"13 Hours 35 Mins 30 Secs","nightLengthDisplay":"10 Hours 24 Mins 30 Secs","moonriseLocal":"22:26","moonsetLocal":"11:48","rahuKala":{"name":"Rāhu Kāla","start":"07:29","end":"09:11","startHours":7.482288260851929,"endHours":9.18123175868252,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:53","end":"12:35","startHours":10.880175256513109,"endHours":12.5791187543437,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:17","end":"15:59","startHours":14.27806225217429,"endHours":15.977005750004881,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:24","startHours":8.954705958971775,"endHours":9.407757558393264,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:43","startHours":6.349659262298203,"endHours":6.712100541835396,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"13:02","startHours":12.126067154922211,"endHours":13.032170353765192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:53","startHours":3.971138365335376,"endHours":4.877241564178357,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:47","startHours":4.650715764467613,"endHours":5.783344763021339,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:51","end":"15:45","startHours":14.844376751451154,"endHours":15.750479950294135,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.174892745666064,"endHours":19.574892745666062,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:56","startHours":19.374892745666063,"endHours":19.941207244942927,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.124892745666063,"endHours":20.874892745666063,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"01:02","startHours":24.12606715492221,"endHours":25.032170353765196,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:47","end":"07:29","startHours":5.783344763021339,"endHours":7.482288260851929,"quality":"auspicious"},{"name":"Kāla","start":"07:29","end":"09:11","startHours":7.482288260851929,"endHours":9.18123175868252,"quality":"inauspicious"},{"name":"Śubha","start":"09:11","end":"10:53","startHours":9.18123175868252,"endHours":10.880175256513109,"quality":"auspicious"},{"name":"Roga","start":"10:53","end":"12:35","startHours":10.880175256513109,"endHours":12.5791187543437,"quality":"inauspicious"},{"name":"Udveg","start":"12:35","end":"14:17","startHours":12.5791187543437,"endHours":14.27806225217429,"quality":"inauspicious"},{"name":"Chala","start":"14:17","end":"15:59","startHours":14.27806225217429,"endHours":15.977005750004881,"quality":"neutral"},{"name":"Labha","start":"15:59","end":"17:41","startHours":15.977005750004881,"endHours":17.675949247835472,"quality":"auspicious"},{"name":"Amṛta","start":"17:41","end":"19:22","startHours":17.675949247835472,"endHours":19.374892745666063,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:22","end":"20:41","startHours":19.374892745666063,"endHours":20.675949247835472,"quality":"neutral"},{"name":"Labha","start":"20:41","end":"21:59","startHours":20.675949247835472,"endHours":21.97700575000488,"quality":"auspicious"},{"name":"Amṛta","start":"21:59","end":"23:17","startHours":21.97700575000488,"endHours":23.27806225217429,"quality":"auspicious"},{"name":"Kāla","start":"23:17","end":"00:35","startHours":23.27806225217429,"endHours":24.579118754343703,"quality":"inauspicious"},{"name":"Śubha","start":"00:35","end":"01:53","startHours":24.579118754343703,"endHours":25.880175256513112,"quality":"auspicious"},{"name":"Roga","start":"01:53","end":"03:11","startHours":25.880175256513112,"endHours":27.18123175868252,"quality":"inauspicious"},{"name":"Udveg","start":"03:11","end":"04:29","startHours":27.18123175868252,"endHours":28.48228826085193,"quality":"inauspicious"},{"name":"Chala","start":"04:29","end":"05:47","startHours":28.48228826085193,"endHours":29.78334476302134,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.783344763021339,"endHours":6.783344763021339,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.783344763021339,"endHours":7.783344763021339,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.783344763021339,"endHours":8.78334476302134,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.78334476302134,"endHours":9.78334476302134,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.78334476302134,"endHours":10.78334476302134,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.78334476302134,"endHours":11.78334476302134,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.78334476302134,"endHours":12.78334476302134,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.78334476302134,"endHours":13.78334476302134,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.78334476302134,"endHours":14.78334476302134,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.78334476302134,"endHours":15.78334476302134,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.78334476302134,"endHours":16.78334476302134,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.78334476302134,"endHours":17.78334476302134,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.78334476302134,"endHours":18.78334476302134,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.78334476302134,"endHours":19.78334476302134,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.78334476302134,"endHours":20.78334476302134,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.78334476302134,"endHours":21.78334476302134,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.78334476302134,"endHours":22.78334476302134,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.78334476302134,"endHours":23.78334476302134,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.78334476302134,"endHours":24.78334476302134,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.78334476302134,"endHours":25.78334476302134,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.78334476302134,"endHours":26.78334476302134,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.78334476302134,"endHours":27.78334476302134,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.78334476302134,"endHours":28.78334476302134,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.78334476302134,"endHours":29.78334476302134,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","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":-13.610228484765031,"eotMinutes":-14.599525260622107,"ayanamsa":24.0223}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"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":[]},"validity":{"eternal":false,"location_specific":"melbourne"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 13, 2012 CE · Melbourne, Australia · Vidhyamitra","description":"February 13, 2012 CE for Melbourne, Australia: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:47, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/2012-02-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/2012-02-13","sa":"https://sa.vidhyamitra.com/city/melbourne/2012-02-13","hi":"https://hi.vidhyamitra.com/city/melbourne/2012-02-13","x-default":"https://vidhyamitra.com/city/melbourne/2012-02-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T10:14:39.522Z","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":"2026-05-15T10:14:39.522Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T10:14:39.522Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}