{"id":"vidhyamitra:city-day:melbourne:2018-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/2018-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-02-01","date_display":"February 1, 2018 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":2018,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458150.770833,"kali_year":5119,"ahargana":1869685.2708,"sun":{"sidereal_longitude":287.9863,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":115.0827,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":187.0964,"elapsed_within_tithi_degrees":7.0964},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.0827,"elapsed_within_degrees":8.416},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":43.069},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2018,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458150.770833,"ahargana":1869685.2708,"kali_year":5119,"ayanamsa_lahiri":24.1056,"grahas":{"sun":{"sidereal_longitude":288.012521,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":114.69802099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":0.0005},"mars":{"sidereal_longitude":218.97552100000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":276.46432100000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":206.93262099999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":293.211421,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":250.58732099999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":115.0768,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":295.0768,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458150.770833,"kali_year":5119,"ahargana":1869685.2708,"sun":{"sidereal_longitude":287.9863,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":115.0827,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":187.0964,"elapsed_within_tithi_degrees":7.0964},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.0827,"elapsed_within_degrees":8.416},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":43.069},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0,"elongation":172.904},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0,"opposition_distance":7.096}},"eclipse_window_40days":[{"offset_days":15,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"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":"05:34","sunsetLocal":"19:34","solarNoonLocal":"12:34","dayLengthHours":14.00049081486001,"dayLengthDisplay":"14 Hours 00 Mins 02 Secs","nightLengthDisplay":"9 Hours 59 Mins 58 Secs","moonriseLocal":"19:46","moonsetLocal":"06:15","rahuKala":{"name":"Rāhu Kāla","start":"14:19","end":"16:04","startHours":14.314010487147428,"endHours":16.06407183900493,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:34","end":"07:19","startHours":5.563703727859922,"endHours":7.313765079717423,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:04","end":"10:49","startHours":9.063826431574924,"endHours":10.813887783432426,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:18","startHours":8.830484917993925,"endHours":9.297167945155925,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:31","startHours":6.147057511812422,"endHours":6.520403933542022,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"13:02","startHours":12.097266108127927,"endHours":13.030632162451928,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:42","end":"04:38","startHours":3.6969716192119204,"endHours":4.630337673535921,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:24","end":"05:34","startHours":4.396996159954921,"endHours":5.563703727859922,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:54","end":"15:50","startHours":14.897364271099928,"endHours":15.830730325423929,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:22","end":"19:46","startHours":19.364194542719932,"endHours":19.76419454271993,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:34","end":"20:09","startHours":19.56419454271993,"endHours":20.147548326672432,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:19","end":"21:04","startHours":19.31419454271993,"endHours":21.06419454271993,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"01:02","startHours":24.09726610812793,"endHours":25.030632162451926,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:34","end":"07:19","startHours":5.563703727859922,"endHours":7.313765079717423,"quality":"auspicious"},{"name":"Roga","start":"07:19","end":"09:04","startHours":7.313765079717423,"endHours":9.063826431574924,"quality":"inauspicious"},{"name":"Udveg","start":"09:04","end":"10:49","startHours":9.063826431574924,"endHours":10.813887783432426,"quality":"inauspicious"},{"name":"Chala","start":"10:49","end":"12:34","startHours":10.813887783432426,"endHours":12.563949135289928,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"14:19","startHours":12.563949135289928,"endHours":14.314010487147428,"quality":"auspicious"},{"name":"Amṛta","start":"14:19","end":"16:04","startHours":14.314010487147428,"endHours":16.06407183900493,"quality":"auspicious"},{"name":"Kāla","start":"16:04","end":"17:49","startHours":16.06407183900493,"endHours":17.814133190862428,"quality":"inauspicious"},{"name":"Śubha","start":"17:49","end":"19:34","startHours":17.814133190862428,"endHours":19.56419454271993,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:34","end":"20:49","startHours":19.56419454271993,"endHours":20.81413319086243,"quality":"auspicious"},{"name":"Kāla","start":"20:49","end":"22:04","startHours":20.81413319086243,"endHours":22.064071839004928,"quality":"inauspicious"},{"name":"Śubha","start":"22:04","end":"23:19","startHours":22.064071839004928,"endHours":23.314010487147428,"quality":"auspicious"},{"name":"Roga","start":"23:19","end":"00:34","startHours":23.314010487147428,"endHours":24.563949135289928,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"01:49","startHours":24.563949135289928,"endHours":25.813887783432428,"quality":"inauspicious"},{"name":"Chala","start":"01:49","end":"03:04","startHours":25.813887783432428,"endHours":27.063826431574924,"quality":"neutral"},{"name":"Labha","start":"03:04","end":"04:19","startHours":27.063826431574924,"endHours":28.313765079717424,"quality":"auspicious"},{"name":"Amṛta","start":"04:19","end":"05:34","startHours":28.313765079717424,"endHours":29.563703727859924,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.563703727859922,"endHours":6.563703727859922,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.563703727859922,"endHours":7.563703727859922,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.563703727859922,"endHours":8.563703727859922,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.563703727859922,"endHours":9.563703727859922,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.563703727859922,"endHours":10.563703727859922,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.563703727859922,"endHours":11.563703727859922,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.563703727859922,"endHours":12.563703727859922,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.563703727859922,"endHours":13.563703727859922,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.563703727859922,"endHours":14.563703727859922,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.563703727859922,"endHours":15.563703727859922,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.563703727859922,"endHours":16.563703727859924,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.563703727859924,"endHours":17.563703727859924,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.563703727859924,"endHours":18.563703727859924,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.563703727859924,"endHours":19.563703727859924,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.563703727859924,"endHours":20.563703727859924,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.563703727859924,"endHours":21.563703727859924,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.563703727859924,"endHours":22.563703727859924,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.563703727859924,"endHours":23.563703727859924,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.563703727859924,"endHours":24.563703727859924,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.563703727859924,"endHours":25.563703727859924,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.563703727859924,"endHours":26.563703727859924,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.563703727859924,"endHours":27.563703727859924,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.563703727859924,"endHours":28.563703727859924,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.563703727859924,"endHours":29.563703727859924,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Rākṣasa","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":-17.158948264721587,"eotMinutes":-13.689348117395623,"ayanamsa":24.1056}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Pratipada · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 1, 2018 CE · Melbourne, Australia · Vidhyamitra","description":"February 1, 2018 CE for Melbourne, Australia: Kṛṣṇa Pratipada, sūryodaya 05:34, sūryāsta 19:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/2018-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/2018-02-01","sa":"https://sa.vidhyamitra.com/city/melbourne/2018-02-01","hi":"https://hi.vidhyamitra.com/city/melbourne/2018-02-01","x-default":"https://vidhyamitra.com/city/melbourne/2018-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T07:14:30.243Z","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":"2026-05-15T07:14:30.243Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T07:14:30.243Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}