{"id":"vidhyamitra:city-day:melbourne:1981-02-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/melbourne/1981-02-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-05","date_display":"February 5, 1981 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":1981,"month":2,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444640.770833,"kali_year":5082,"ahargana":1856175.2708,"sun":{"sidereal_longitude":292.6558,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.8181,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.1623,"elapsed_within_tithi_degrees":0.1623},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.8181,"elapsed_within_degrees":12.8181},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.4739},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":1981,"month":2,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444640.770833,"ahargana":1856175.2708,"kali_year":5082,"ayanamsa_lahiri":23.5889,"grahas":{"sun":{"sidereal_longitude":292.56680300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":294.020003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false,"latitude":-0.1503},"mars":{"sidereal_longitude":305.20120299999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":310.573903,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":166.65470300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":277.68080299999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.703803,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":110.9016,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.9016,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":2,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444640.770833,"kali_year":5082,"ahargana":1856175.2708,"sun":{"sidereal_longitude":292.6558,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.8181,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.1623,"elapsed_within_tithi_degrees":0.1623},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.8181,"elapsed_within_degrees":12.8181},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.4739},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.15,"opposition_distance":179.838}},"eclipse_window_40days":[{"offset_days":-16,"type":"lunar","occurs":true,"moon_latitude":-1.332,"opposition_distance":1.776},{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"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":"05:38","sunsetLocal":"19:30","solarNoonLocal":"12:34","dayLengthHours":13.863843365577877,"dayLengthDisplay":"13 Hours 51 Mins 50 Secs","nightLengthDisplay":"10 Hours 08 Mins 10 Secs","moonriseLocal":"05:47","moonsetLocal":"19:33","rahuKala":{"name":"Rāhu Kāla","start":"14:18","end":"16:02","startHours":14.30544072437836,"endHours":16.038421145075596,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:38","end":"07:22","startHours":5.640538620892189,"endHours":7.373519041589423,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:06","end":"10:50","startHours":9.106499462286658,"endHours":10.839479882983891,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:20","startHours":8.875435406193693,"endHours":9.337563518379621,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:35","startHours":6.2181987611246,"endHours":6.587901250873343,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"13:02","startHours":12.110332191495196,"endHours":13.034588415867056,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:43","startHours":3.792026172148472,"endHours":4.71628239652033,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:38","startHours":4.485218340427366,"endHours":5.640538620892189,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:53","end":"15:48","startHours":14.883100864610773,"endHours":15.80735708898263,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:18","end":"19:42","startHours":19.304381986470066,"endHours":19.704381986470064,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:30","end":"20:05","startHours":19.504381986470065,"endHours":20.082042126702476,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:15","end":"21:00","startHours":19.254381986470065,"endHours":21.004381986470065,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"01:02","startHours":24.110332191495196,"endHours":25.034588415867056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:38","end":"07:22","startHours":5.640538620892189,"endHours":7.373519041589423,"quality":"auspicious"},{"name":"Roga","start":"07:22","end":"09:06","startHours":7.373519041589423,"endHours":9.106499462286658,"quality":"inauspicious"},{"name":"Udveg","start":"09:06","end":"10:50","startHours":9.106499462286658,"endHours":10.839479882983891,"quality":"inauspicious"},{"name":"Chala","start":"10:50","end":"12:34","startHours":10.839479882983891,"endHours":12.572460303681126,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"14:18","startHours":12.572460303681126,"endHours":14.30544072437836,"quality":"auspicious"},{"name":"Amṛta","start":"14:18","end":"16:02","startHours":14.30544072437836,"endHours":16.038421145075596,"quality":"auspicious"},{"name":"Kāla","start":"16:02","end":"17:46","startHours":16.038421145075596,"endHours":17.77140156577283,"quality":"inauspicious"},{"name":"Śubha","start":"17:46","end":"19:30","startHours":17.77140156577283,"endHours":19.504381986470065,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:30","end":"20:46","startHours":19.504381986470065,"endHours":20.77140156577283,"quality":"auspicious"},{"name":"Kāla","start":"20:46","end":"22:02","startHours":20.77140156577283,"endHours":22.038421145075596,"quality":"inauspicious"},{"name":"Śubha","start":"22:02","end":"23:18","startHours":22.038421145075596,"endHours":23.30544072437836,"quality":"auspicious"},{"name":"Roga","start":"23:18","end":"00:34","startHours":23.30544072437836,"endHours":24.572460303681126,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"01:50","startHours":24.572460303681126,"endHours":25.83947988298389,"quality":"inauspicious"},{"name":"Chala","start":"01:50","end":"03:06","startHours":25.83947988298389,"endHours":27.106499462286656,"quality":"neutral"},{"name":"Labha","start":"03:06","end":"04:22","startHours":27.106499462286656,"endHours":28.373519041589425,"quality":"auspicious"},{"name":"Amṛta","start":"04:22","end":"05:38","startHours":28.373519041589425,"endHours":29.640538620892187,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:38","end":"06:38","startHours":5.640538620892189,"endHours":6.640538620892189,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:38","end":"07:38","startHours":6.640538620892189,"endHours":7.640538620892189,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:38","end":"08:38","startHours":7.640538620892189,"endHours":8.640538620892189,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:38","end":"09:38","startHours":8.640538620892189,"endHours":9.640538620892189,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:38","end":"10:38","startHours":9.640538620892189,"endHours":10.640538620892189,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:38","end":"11:38","startHours":10.640538620892189,"endHours":11.640538620892189,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:38","end":"12:38","startHours":11.640538620892189,"endHours":12.640538620892189,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:38","end":"13:38","startHours":12.640538620892189,"endHours":13.640538620892189,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:38","end":"14:38","startHours":13.640538620892189,"endHours":14.640538620892189,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:38","end":"15:38","startHours":14.640538620892189,"endHours":15.640538620892189,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:38","end":"16:38","startHours":15.640538620892189,"endHours":16.640538620892187,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:38","end":"17:38","startHours":16.640538620892187,"endHours":17.640538620892187,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:38","end":"18:38","startHours":17.640538620892187,"endHours":18.640538620892187,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:38","end":"19:38","startHours":18.640538620892187,"endHours":19.640538620892187,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:38","end":"20:38","startHours":19.640538620892187,"endHours":20.640538620892187,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:38","end":"21:38","startHours":20.640538620892187,"endHours":21.640538620892187,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:38","end":"22:38","startHours":21.640538620892187,"endHours":22.640538620892187,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:38","end":"23:38","startHours":22.640538620892187,"endHours":23.640538620892187,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:38","end":"00:38","startHours":23.640538620892187,"endHours":24.640538620892187,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:38","end":"01:38","startHours":24.640538620892187,"endHours":25.640538620892187,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:38","end":"02:38","startHours":25.640538620892187,"endHours":26.640538620892187,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:38","end":"03:38","startHours":26.640538620892187,"endHours":27.640538620892187,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:38","end":"04:38","startHours":27.640538620892187,"endHours":28.640538620892187,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:38","end":"05:38","startHours":28.640538620892187,"endHours":29.640538620892187,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.992389209472162,"eotMinutes":-14.200018220867548,"ayanamsa":23.5889}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pratipada · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"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 5, 1981 CE · Melbourne, Australia · Vidhyamitra","description":"February 5, 1981 CE for Melbourne, Australia: Śukla Pratipada, sūryodaya 05:38, sūryāsta 19:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/melbourne/1981-02-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/melbourne/1981-02-05","sa":"https://sa.vidhyamitra.com/city/melbourne/1981-02-05","hi":"https://hi.vidhyamitra.com/city/melbourne/1981-02-05","x-default":"https://vidhyamitra.com/city/melbourne/1981-02-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:24:44.668Z","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":"2026-06-01T01:24:44.668Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:24:44.668Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}