{"id":"vidhyamitra:city-day:perth:1864-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1864-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1864-02-07","date_display":"February 7, 1864 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":1864,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2401908.770833,"kali_year":4965,"ahargana":1813443.2708,"sun":{"sidereal_longitude":295.9929,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":286.2493,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.2564,"elapsed_within_tithi_degrees":2.2564},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.2493,"elapsed_within_degrees":6.2493},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.2423},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1864,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2401908.770833,"ahargana":1813443.2708,"kali_year":4965,"ayanamsa_lahiri":21.9546,"grahas":{"sun":{"sidereal_longitude":295.61307899999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":285.352579,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":4.2595},"mars":{"sidereal_longitude":257.21137899999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":275.400979,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":215.90977900000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":257.686379,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":177.05097899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":215.0486,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":35.0486,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":1864,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2401908.770833,"kali_year":4965,"ahargana":1813443.2708,"sun":{"sidereal_longitude":295.9929,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":286.2493,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.2564,"elapsed_within_tithi_degrees":2.2564},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":286.2493,"elapsed_within_degrees":6.2493},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.2423},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.259,"elongation":9.744},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.259,"opposition_distance":170.256}},"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":"05:47","sunsetLocal":"19:15","solarNoonLocal":"12:31","dayLengthHours":13.472241258767944,"dayLengthDisplay":"13 Hours 28 Mins 20 Secs","nightLengthDisplay":"10 Hours 31 Mins 40 Secs","moonriseLocal":"04:59","moonsetLocal":"18:41","rahuKala":{"name":"Rāhu Kāla","start":"17:34","end":"19:15","startHours":17.56768468052742,"endHours":19.251714837873415,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.199624365835437,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:53","end":"17:34","startHours":15.88365452318143,"endHours":17.56768468052742,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:22","startHours":8.922996539484657,"endHours":9.372071248110256,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:20","end":"06:42","startHours":6.340816964887469,"endHours":6.700076731787948,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.066519499863844,"endHours":12.964668917115041,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:59","end":"04:53","startHours":3.9831747446030787,"endHours":4.881324161854275,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:47","startHours":4.656786807541476,"endHours":5.779473579105471,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:40","startHours":14.760967751617432,"endHours":15.659117168868628,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.051714837873416,"endHours":19.451714837873414,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:49","startHours":19.251714837873415,"endHours":19.813058223655414,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":19.001714837873415,"endHours":20.751714837873415,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.066519499863844,"endHours":24.96466891711504,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:47","end":"07:28","startHours":5.779473579105471,"endHours":7.4635037364514645,"quality":"inauspicious"},{"name":"Chala","start":"07:28","end":"09:09","startHours":7.4635037364514645,"endHours":9.147533893797458,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:50","startHours":9.147533893797458,"endHours":10.83156405114345,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:31","startHours":10.83156405114345,"endHours":12.515594208489443,"quality":"auspicious"},{"name":"Kāla","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.199624365835437,"quality":"inauspicious"},{"name":"Śubha","start":"14:12","end":"15:53","startHours":14.199624365835437,"endHours":15.88365452318143,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:34","startHours":15.88365452318143,"endHours":17.56768468052742,"quality":"inauspicious"},{"name":"Udveg","start":"17:34","end":"19:15","startHours":17.56768468052742,"endHours":19.251714837873415,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:15","end":"20:34","startHours":19.251714837873415,"endHours":20.56768468052742,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"21:53","startHours":20.56768468052742,"endHours":21.883654523181427,"quality":"inauspicious"},{"name":"Udveg","start":"21:53","end":"23:12","startHours":21.883654523181427,"endHours":23.199624365835437,"quality":"inauspicious"},{"name":"Chala","start":"23:12","end":"00:31","startHours":23.199624365835437,"endHours":24.515594208489443,"quality":"neutral"},{"name":"Labha","start":"00:31","end":"01:50","startHours":24.515594208489443,"endHours":25.83156405114345,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:09","startHours":25.83156405114345,"endHours":27.14753389379746,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:28","startHours":27.14753389379746,"endHours":28.463503736451464,"quality":"inauspicious"},{"name":"Śubha","start":"04:28","end":"05:47","startHours":28.463503736451464,"endHours":29.77947357910547,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.779473579105471,"endHours":6.779473579105471,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.779473579105471,"endHours":7.779473579105471,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.779473579105471,"endHours":8.77947357910547,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.77947357910547,"endHours":9.77947357910547,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.77947357910547,"endHours":10.77947357910547,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.77947357910547,"endHours":11.77947357910547,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.77947357910547,"endHours":12.77947357910547,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.77947357910547,"endHours":13.77947357910547,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.77947357910547,"endHours":14.77947357910547,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.77947357910547,"endHours":15.77947357910547,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.77947357910547,"endHours":16.77947357910547,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.77947357910547,"endHours":17.77947357910547,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.77947357910547,"endHours":18.77947357910547,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.77947357910547,"endHours":19.77947357910547,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.77947357910547,"endHours":20.77947357910547,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.77947357910547,"endHours":21.77947357910547,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.77947357910547,"endHours":22.77947357910547,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.77947357910547,"endHours":23.77947357910547,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.77947357910547,"endHours":24.77947357910547,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.77947357910547,"endHours":25.77947357910547,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.77947357910547,"endHours":26.77947357910547,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.77947357910547,"endHours":27.77947357910547,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.77947357910547,"endHours":28.77947357910547,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.77947357910547,"endHours":29.77947357910547,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","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":-15.566557135098437,"eotMinutes":-14.37765250936663,"ayanamsa":21.9546}},"calendars":{"vikram_samvat":1921,"vikram_samvatsara":"Īśvara","saka_samvat":1786,"saka_samvatsara":"Raktākṣī","bengali_samvat":1271,"malayalam_era":1040,"nanakshahi_year":395,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Amāvasyā · Vikram 1921 Īśvara · Śaka 1786 Raktākṣī"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 February 7, 1864 CE · Perth, Australia · Vidhyamitra","description":"February 7, 1864 CE for Perth, Australia: Kṛṣṇa Amāvasyā, sūryodaya 05:47, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1864-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1864-02-07","sa":"https://sa.vidhyamitra.com/city/perth/1864-02-07","hi":"https://hi.vidhyamitra.com/city/perth/1864-02-07","x-default":"https://vidhyamitra.com/city/perth/1864-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:18:54.714Z","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":"2026-06-01T20:18:54.714Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:18:54.714Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}