{"id":"vidhyamitra:city-day:perth:1897-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1897-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1897-02-07","date_display":"February 7, 1897 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":1897,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2413962.770833,"kali_year":4998,"ahargana":1825497.2708,"sun":{"sidereal_longitude":296.4624,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":358.3079,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.8455,"elapsed_within_tithi_degrees":1.8455},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.3079,"elapsed_within_degrees":11.6412},"yoga":{"number":23,"name":"Śubha","sum_longitude":294.7703},"karana":{"half_tithi_index":10,"name":"Kaulava"},"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":1897,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2413962.770833,"ahargana":1825497.2708,"kali_year":4998,"ayanamsa_lahiri":22.4156,"grahas":{"sun":{"sidereal_longitude":296.156828,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":355.994228,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":3.9701},"mars":{"sidereal_longitude":53.31802800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":273.586228,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":135.49532799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":343.980928,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":218.59952799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":296.3697,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":116.3697,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1897,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2413962.770833,"kali_year":4998,"ahargana":1825497.2708,"sun":{"sidereal_longitude":296.4624,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":358.3079,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.8455,"elapsed_within_tithi_degrees":1.8455},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":358.3079,"elapsed_within_degrees":11.6412},"yoga":{"number":23,"name":"Śubha","sum_longitude":294.7703},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.97,"elongation":61.846},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.97,"opposition_distance":118.154}},"eclipse_window_40days":[{"offset_days":-19,"type":"lunar","occurs":true,"moon_latitude":1.464,"opposition_distance":1.334}]},"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":"05:48","sunsetLocal":"19:14","solarNoonLocal":"12:31","dayLengthHours":13.443932261241535,"dayLengthDisplay":"13 Hours 26 Mins 38 Secs","nightLengthDisplay":"10 Hours 33 Mins 22 Secs","moonriseLocal":"10:46","moonsetLocal":"22:15","rahuKala":{"name":"Rāhu Kāla","start":"17:33","end":"19:14","startHours":17.557068806455018,"endHours":19.23756033911021,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.196085741144636,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:53","end":"17:33","startHours":15.876577273799828,"endHours":17.557068806455018,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:23","startHours":8.930545605491702,"endHours":9.37867668086642,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:21","end":"06:43","startHours":6.3537919220870736,"endHours":6.712296782386848,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:58","startHours":12.067463133114725,"endHours":12.96372528386416,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:54","startHours":4.0011037763698045,"endHours":4.897365927119241,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:48","startHours":4.673300389431882,"endHours":5.793628077868676,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:39","startHours":14.756249585363033,"endHours":15.65251173611247,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:02","end":"19:26","startHours":19.03756033911021,"endHours":19.43756033911021,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:14","end":"19:48","startHours":19.23756033911021,"endHours":19.797724183328608,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:59","end":"20:44","startHours":18.98756033911021,"endHours":20.73756033911021,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:58","startHours":24.067463133114725,"endHours":24.96372528386416,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:48","end":"07:28","startHours":5.793628077868676,"endHours":7.474119610523868,"quality":"inauspicious"},{"name":"Chala","start":"07:28","end":"09:09","startHours":7.474119610523868,"endHours":9.15461114317906,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:50","startHours":9.15461114317906,"endHours":10.835102675834252,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:31","startHours":10.835102675834252,"endHours":12.515594208489443,"quality":"auspicious"},{"name":"Kāla","start":"12:31","end":"14:12","startHours":12.515594208489443,"endHours":14.196085741144636,"quality":"inauspicious"},{"name":"Śubha","start":"14:12","end":"15:53","startHours":14.196085741144636,"endHours":15.876577273799828,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:33","startHours":15.876577273799828,"endHours":17.557068806455018,"quality":"inauspicious"},{"name":"Udveg","start":"17:33","end":"19:14","startHours":17.557068806455018,"endHours":19.23756033911021,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:14","end":"20:33","startHours":19.23756033911021,"endHours":20.557068806455018,"quality":"auspicious"},{"name":"Roga","start":"20:33","end":"21:53","startHours":20.557068806455018,"endHours":21.876577273799825,"quality":"inauspicious"},{"name":"Udveg","start":"21:53","end":"23:12","startHours":21.876577273799825,"endHours":23.196085741144636,"quality":"inauspicious"},{"name":"Chala","start":"23:12","end":"00:31","startHours":23.196085741144636,"endHours":24.515594208489443,"quality":"neutral"},{"name":"Labha","start":"00:31","end":"01:50","startHours":24.515594208489443,"endHours":25.83510267583425,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:09","startHours":25.83510267583425,"endHours":27.15461114317906,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:28","startHours":27.15461114317906,"endHours":28.474119610523868,"quality":"inauspicious"},{"name":"Śubha","start":"04:28","end":"05:48","startHours":28.474119610523868,"endHours":29.793628077868675,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.793628077868676,"endHours":6.793628077868676,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.793628077868676,"endHours":7.793628077868676,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.793628077868676,"endHours":8.793628077868675,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.793628077868675,"endHours":9.793628077868675,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.793628077868675,"endHours":10.793628077868675,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.793628077868675,"endHours":11.793628077868675,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.793628077868675,"endHours":12.793628077868675,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.793628077868675,"endHours":13.793628077868675,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.793628077868675,"endHours":14.793628077868675,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.793628077868675,"endHours":15.793628077868675,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.793628077868675,"endHours":16.793628077868675,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.793628077868675,"endHours":17.793628077868675,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.793628077868675,"endHours":18.793628077868675,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.793628077868675,"endHours":19.793628077868675,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.793628077868675,"endHours":20.793628077868675,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.793628077868675,"endHours":21.793628077868675,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.793628077868675,"endHours":22.793628077868675,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.793628077868675,"endHours":23.793628077868675,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.793628077868675,"endHours":24.793628077868675,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.793628077868675,"endHours":25.793628077868675,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.793628077868675,"endHours":26.793628077868675,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.793628077868675,"endHours":27.793628077868675,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.793628077868675,"endHours":28.793628077868675,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.793628077868675,"endHours":29.793628077868675,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.258167076005728,"eotMinutes":-14.37765250936663,"ayanamsa":22.4156}},"calendars":{"vikram_samvat":1954,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1819,"saka_samvatsara":"Hemalambī","bengali_samvat":1304,"malayalam_era":1073,"nanakshahi_year":428,"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 Ṣaṣṭhī · Vikram 1954 Sādhāraṇa · Śaka 1819 Hemalambī"},"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":[]},"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, 1897 CE · Perth, Australia · Vidhyamitra","description":"February 7, 1897 CE for Perth, Australia: Śukla Ṣaṣṭhī, sūryodaya 05:48, sūryāsta 19:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1897-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1897-02-07","sa":"https://sa.vidhyamitra.com/city/perth/1897-02-07","hi":"https://hi.vidhyamitra.com/city/perth/1897-02-07","x-default":"https://vidhyamitra.com/city/perth/1897-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:25:05.891Z","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":"2026-05-31T18:25:05.891Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:25:05.891Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}