{"id":"vidhyamitra:city-day:ranchi:1997-10-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1997-10-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-10-08","date_display":"October 8, 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":10,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450729.770833,"kali_year":5099,"ahargana":1862264.2708,"sun":{"sidereal_longitude":170.2427,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":245.7636,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.5209,"elapsed_within_tithi_degrees":3.5209},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.7636,"elapsed_within_degrees":5.7636},"yoga":{"number":5,"name":"Śobhana","sum_longitude":56.0062},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":10,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450729.770833,"ahargana":1862264.2708,"kali_year":5099,"ayanamsa_lahiri":23.8218,"grahas":{"sun":{"sidereal_longitude":170.98105800000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":242.95275800000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":4.4616},"mars":{"sidereal_longitude":222.62325800000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":166.566558,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":288.27095800000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":215.91915800000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":353.196858,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":148.2771,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":328.2771,"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":10,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450729.770833,"kali_year":5099,"ahargana":1862264.2708,"sun":{"sidereal_longitude":170.2427,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":245.7636,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.5209,"elapsed_within_tithi_degrees":3.5209},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":245.7636,"elapsed_within_degrees":5.7636},"yoga":{"number":5,"name":"Śobhana","sum_longitude":56.0062},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.462,"elongation":75.521},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.462,"opposition_distance":104.479}},"eclipse_window_40days":[]},"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":"05:42","sunsetLocal":"17:29","solarNoonLocal":"11:36","dayLengthHours":11.78478346321576,"dayLengthDisplay":"11 Hours 47 Mins 05 Secs","nightLengthDisplay":"12 Hours 12 Mins 55 Secs","moonriseLocal":"11:04","moonsetLocal":"21:43","rahuKala":{"name":"Rāhu Kāla","start":"11:36","end":"13:04","startHours":11.592204746207273,"endHours":13.065302679109244,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:10","end":"08:39","startHours":7.1729109475013635,"endHours":8.646008880403333,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:07","end":"11:36","startHours":10.119106813305304,"endHours":11.592204746207273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:51","startHours":8.44959582268307,"endHours":8.842421938123596,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:30","startHours":6.1908456589000505,"endHours":6.505106551252471,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:12","end":"11:59","startHours":11.199378630766747,"endHours":11.985030861647799,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:08","end":"04:55","startHours":4.1285085528372925,"endHours":4.9141607837183425,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:43","end":"05:42","startHours":4.7177477259980805,"endHours":5.6998130145993935,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:33","end":"14:21","startHours":13.5563353234099,"endHours":14.34198755429095,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.284596477815153,"endHours":17.684596477815152,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:59","startHours":17.484596477815153,"endHours":17.97562912211581,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.234596477815153,"endHours":18.984596477815153,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:12","end":"23:59","startHours":23.19937863076675,"endHours":23.985030861647797,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:42","end":"07:10","startHours":5.6998130145993935,"endHours":7.1729109475013635,"quality":"auspicious"},{"name":"Amṛta","start":"07:10","end":"08:39","startHours":7.1729109475013635,"endHours":8.646008880403333,"quality":"auspicious"},{"name":"Kāla","start":"08:39","end":"10:07","startHours":8.646008880403333,"endHours":10.119106813305304,"quality":"inauspicious"},{"name":"Śubha","start":"10:07","end":"11:36","startHours":10.119106813305304,"endHours":11.592204746207273,"quality":"auspicious"},{"name":"Roga","start":"11:36","end":"13:04","startHours":11.592204746207273,"endHours":13.065302679109244,"quality":"inauspicious"},{"name":"Udveg","start":"13:04","end":"14:32","startHours":13.065302679109244,"endHours":14.538400612011213,"quality":"inauspicious"},{"name":"Chala","start":"14:32","end":"16:01","startHours":14.538400612011213,"endHours":16.011498544913184,"quality":"neutral"},{"name":"Labha","start":"16:01","end":"17:29","startHours":16.011498544913184,"endHours":17.484596477815153,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:29","end":"19:01","startHours":17.484596477815153,"endHours":19.01149854491318,"quality":"inauspicious"},{"name":"Chala","start":"19:01","end":"20:32","startHours":19.01149854491318,"endHours":20.538400612011213,"quality":"neutral"},{"name":"Labha","start":"20:32","end":"22:04","startHours":20.538400612011213,"endHours":22.065302679109244,"quality":"auspicious"},{"name":"Amṛta","start":"22:04","end":"23:36","startHours":22.065302679109244,"endHours":23.592204746207273,"quality":"auspicious"},{"name":"Kāla","start":"23:36","end":"01:07","startHours":23.592204746207273,"endHours":25.1191068133053,"quality":"inauspicious"},{"name":"Śubha","start":"01:07","end":"02:39","startHours":25.1191068133053,"endHours":26.646008880403333,"quality":"auspicious"},{"name":"Roga","start":"02:39","end":"04:10","startHours":26.646008880403333,"endHours":28.172910947501364,"quality":"inauspicious"},{"name":"Udveg","start":"04:10","end":"05:42","startHours":28.172910947501364,"endHours":29.699813014599393,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.6998130145993935,"endHours":6.6998130145993935,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.6998130145993935,"endHours":7.6998130145993935,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.6998130145993935,"endHours":8.699813014599393,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.699813014599393,"endHours":9.699813014599393,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.699813014599393,"endHours":10.699813014599393,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.699813014599393,"endHours":11.699813014599393,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.699813014599393,"endHours":12.699813014599393,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.699813014599393,"endHours":13.699813014599393,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.699813014599393,"endHours":14.699813014599393,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.699813014599393,"endHours":15.699813014599393,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.699813014599393,"endHours":16.699813014599393,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.699813014599393,"endHours":17.699813014599393,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.699813014599393,"endHours":18.699813014599393,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.699813014599393,"endHours":19.699813014599393,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.699813014599393,"endHours":20.699813014599393,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.699813014599393,"endHours":21.699813014599393,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.699813014599393,"endHours":22.699813014599393,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.699813014599393,"endHours":23.699813014599393,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.699813014599393,"endHours":24.699813014599393,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.699813014599393,"endHours":25.699813014599393,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.699813014599393,"endHours":26.699813014599393,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.699813014599393,"endHours":27.699813014599393,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.699813014599393,"endHours":28.699813014599393,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.699813014599393,"endHours":29.699813014599393,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-5.832364198380277,"eotMinutes":13.229315227563635,"ayanamsa":23.8218}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Saptamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 October 8, 1997 CE · Ranchi, Jharkhand · Vidhyamitra","description":"October 8, 1997 CE for Ranchi, Jharkhand: Śukla Saptamī, sūryodaya 05:42, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1997-10-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1997-10-08","sa":"https://sa.vidhyamitra.com/city/ranchi/1997-10-08","hi":"https://hi.vidhyamitra.com/city/ranchi/1997-10-08","x-default":"https://vidhyamitra.com/city/ranchi/1997-10-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:10:46.161Z","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":"2026-05-31T10:10:46.161Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:10:46.161Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}