{"id":"vidhyamitra:city-day:ranchi:1997-09-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1997-09-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-09-07","date_display":"September 7, 1997 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":1997,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450698.770833,"kali_year":5099,"ahargana":1862233.2708,"sun":{"sidereal_longitude":139.9446,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":199.1342,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.1896,"elapsed_within_tithi_degrees":11.1896},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.1342,"elapsed_within_degrees":12.4675},"yoga":{"number":26,"name":"Indra","sum_longitude":339.0787},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":1997,"month":9,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450698.770833,"ahargana":1862233.2708,"kali_year":5099,"ayanamsa_lahiri":23.8206,"grahas":{"sun":{"sidereal_longitude":140.64604299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":195.64484300000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":3.4057},"mars":{"sidereal_longitude":201.32194300000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":129.67344300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":289.8237429999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":180.33164299999999,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":355.400343,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":149.9196,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":329.9196,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1997,"month":9,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450698.770833,"kali_year":5099,"ahargana":1862233.2708,"sun":{"sidereal_longitude":139.9446,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":199.1342,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.1896,"elapsed_within_tithi_degrees":11.1896},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.1342,"elapsed_within_degrees":12.4675},"yoga":{"number":26,"name":"Indra","sum_longitude":339.0787},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.406,"elongation":59.19},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.406,"opposition_distance":120.81}},"eclipse_window_40days":[{"offset_days":-5,"type":"solar","occurs":true,"moon_latitude":-1.043,"elongation":1.659}]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"05:32","sunsetLocal":"18:00","solarNoonLocal":"11:46","dayLengthHours":12.475147562175472,"dayLengthDisplay":"12 Hours 28 Mins 31 Secs","nightLengthDisplay":"11 Hours 31 Mins 29 Secs","moonriseLocal":"09:49","moonsetLocal":"21:03","rahuKala":{"name":"Rāhu Kāla","start":"16:27","end":"18:00","startHours":16.448238686298424,"endHours":18.007632131570357,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:46","end":"13:20","startHours":11.770058350482621,"endHours":13.329451795754554,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:53","end":"16:27","startHours":14.888845241026488,"endHours":16.448238686298424,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:52","startHours":8.443352333902494,"endHours":8.85919058597501,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:23","startHours":6.052282384485529,"endHours":6.384952986143541,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:21","end":"12:11","startHours":11.354220098410105,"endHours":12.185896602555138,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:42","startHours":3.8691315611048216,"endHours":4.700808065249853,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:30","end":"05:32","startHours":4.492888939213595,"endHours":5.532484569394884,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:41","startHours":13.849249610845199,"endHours":14.68092611499023,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.807632131570358,"endHours":18.207632131570357,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:32","startHours":18.007632131570357,"endHours":18.527429946661,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.757632131570357,"endHours":19.507632131570357,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:21","end":"00:11","startHours":23.354220098410106,"endHours":24.185896602555136,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:32","end":"07:06","startHours":5.532484569394884,"endHours":7.091878014666818,"quality":"inauspicious"},{"name":"Chala","start":"07:06","end":"08:39","startHours":7.091878014666818,"endHours":8.651271459938751,"quality":"neutral"},{"name":"Labha","start":"08:39","end":"10:13","startHours":8.651271459938751,"endHours":10.210664905210686,"quality":"auspicious"},{"name":"Amṛta","start":"10:13","end":"11:46","startHours":10.210664905210686,"endHours":11.770058350482621,"quality":"auspicious"},{"name":"Kāla","start":"11:46","end":"13:20","startHours":11.770058350482621,"endHours":13.329451795754554,"quality":"inauspicious"},{"name":"Śubha","start":"13:20","end":"14:53","startHours":13.329451795754554,"endHours":14.888845241026488,"quality":"auspicious"},{"name":"Roga","start":"14:53","end":"16:27","startHours":14.888845241026488,"endHours":16.448238686298424,"quality":"inauspicious"},{"name":"Udveg","start":"16:27","end":"18:00","startHours":16.448238686298424,"endHours":18.007632131570357,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:00","end":"19:27","startHours":18.007632131570357,"endHours":19.448238686298424,"quality":"auspicious"},{"name":"Roga","start":"19:27","end":"20:53","startHours":19.448238686298424,"endHours":20.888845241026488,"quality":"inauspicious"},{"name":"Udveg","start":"20:53","end":"22:20","startHours":20.888845241026488,"endHours":22.329451795754554,"quality":"inauspicious"},{"name":"Chala","start":"22:20","end":"23:46","startHours":22.329451795754554,"endHours":23.77005835048262,"quality":"neutral"},{"name":"Labha","start":"23:46","end":"01:13","startHours":23.77005835048262,"endHours":25.210664905210688,"quality":"auspicious"},{"name":"Amṛta","start":"01:13","end":"02:39","startHours":25.210664905210688,"endHours":26.651271459938755,"quality":"auspicious"},{"name":"Kāla","start":"02:39","end":"04:06","startHours":26.651271459938755,"endHours":28.09187801466682,"quality":"inauspicious"},{"name":"Śubha","start":"04:06","end":"05:32","startHours":28.09187801466682,"endHours":29.532484569394885,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.532484569394884,"endHours":6.532484569394884,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.532484569394884,"endHours":7.532484569394884,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.532484569394884,"endHours":8.532484569394885,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.532484569394885,"endHours":9.532484569394885,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.532484569394885,"endHours":10.532484569394885,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.532484569394885,"endHours":11.532484569394885,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.532484569394885,"endHours":12.532484569394885,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.532484569394885,"endHours":13.532484569394885,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.532484569394885,"endHours":14.532484569394885,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.532484569394885,"endHours":15.532484569394885,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.532484569394885,"endHours":16.532484569394885,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.532484569394885,"endHours":17.532484569394885,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.532484569394885,"endHours":18.532484569394885,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.532484569394885,"endHours":19.532484569394885,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.532484569394885,"endHours":20.532484569394885,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.532484569394885,"endHours":21.532484569394885,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.532484569394885,"endHours":22.532484569394885,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.532484569394885,"endHours":23.532484569394885,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.532484569394885,"endHours":24.532484569394885,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.532484569394885,"endHours":25.532484569394885,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.532484569394885,"endHours":26.532484569394885,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.532484569394885,"endHours":27.532484569394885,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.532484569394885,"endHours":28.532484569394885,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.532484569394885,"endHours":29.532484569394885,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":6.114314759168042,"eotMinutes":2.5580989710426816,"ayanamsa":23.8206}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Pañcamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"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":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 7, 1997 CE · Ranchi, Jharkhand · Vidhyamitra","description":"September 7, 1997 CE for Ranchi, Jharkhand: Śukla Pañcamī, sūryodaya 05:32, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1997-09-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1997-09-07","sa":"https://sa.vidhyamitra.com/city/ranchi/1997-09-07","hi":"https://hi.vidhyamitra.com/city/ranchi/1997-09-07","x-default":"https://vidhyamitra.com/city/ranchi/1997-09-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:19:45.603Z","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":"2026-05-31T23:19:45.603Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:19:45.603Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}