{"id":"vidhyamitra:city-day:ranchi:2018-09-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2018-09-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-09-17","date_display":"September 17, 2018 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":2018,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458378.770833,"kali_year":5120,"ahargana":1869913.2708,"sun":{"sidereal_longitude":149.2267,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":238.7153,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.4886,"elapsed_within_tithi_degrees":5.4886},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":238.7153,"elapsed_within_degrees":12.0487},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.942},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2018,"month":9,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458378.770833,"ahargana":1869913.2708,"kali_year":5120,"ayanamsa_lahiri":24.1144,"grahas":{"sun":{"sidereal_longitude":150.00281,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":240.81121000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":3.1401},"mars":{"sidereal_longitude":276.97861,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":146.17371000000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":205.41091000000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":190.66731000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":248.40831000000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":102.9963,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.9963,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"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":2018,"month":9,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458378.770833,"kali_year":5120,"ahargana":1869913.2708,"sun":{"sidereal_longitude":149.2267,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":238.7153,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.4886,"elapsed_within_tithi_degrees":5.4886},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":238.7153,"elapsed_within_degrees":12.0487},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":27.942},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.14,"elongation":89.489},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.14,"opposition_distance":90.511}},"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":"05:35","sunsetLocal":"17:50","solarNoonLocal":"11:43","dayLengthHours":12.255628787148547,"dayLengthDisplay":"12 Hours 15 Mins 20 Secs","nightLengthDisplay":"11 Hours 44 Mins 40 Secs","moonriseLocal":"12:26","moonsetLocal":"23:06","rahuKala":{"name":"Rāhu Kāla","start":"07:07","end":"08:39","startHours":7.112839808896498,"endHours":8.644793407290067,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:11","end":"11:43","startHours":10.176747005683636,"endHours":11.708700604077205,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:14","end":"14:46","startHours":13.240654202470772,"endHours":14.77260780086434,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:26","end":"08:51","startHours":8.440532927504258,"endHours":8.849053887075875,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:05","end":"06:25","startHours":6.091537409967453,"endHours":6.418354177624748,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:18","end":"12:07","startHours":11.300179644505585,"endHours":12.11722156364882,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:57","end":"04:46","startHours":3.9468023722164576,"endHours":4.7638442913596935,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:35","startHours":4.5595838115738845,"endHours":5.58088621050293,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:34","startHours":13.751305401935294,"endHours":14.56834732107853,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.636514997651478,"endHours":18.036514997651476,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:21","startHours":17.836514997651477,"endHours":18.347166197116,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.586514997651477,"endHours":19.336514997651477,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:18","end":"00:07","startHours":23.300179644505583,"endHours":24.11722156364882,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:35","end":"07:07","startHours":5.58088621050293,"endHours":7.112839808896498,"quality":"auspicious"},{"name":"Kāla","start":"07:07","end":"08:39","startHours":7.112839808896498,"endHours":8.644793407290067,"quality":"inauspicious"},{"name":"Śubha","start":"08:39","end":"10:11","startHours":8.644793407290067,"endHours":10.176747005683636,"quality":"auspicious"},{"name":"Roga","start":"10:11","end":"11:43","startHours":10.176747005683636,"endHours":11.708700604077205,"quality":"inauspicious"},{"name":"Udveg","start":"11:43","end":"13:14","startHours":11.708700604077205,"endHours":13.240654202470772,"quality":"inauspicious"},{"name":"Chala","start":"13:14","end":"14:46","startHours":13.240654202470772,"endHours":14.77260780086434,"quality":"neutral"},{"name":"Labha","start":"14:46","end":"16:18","startHours":14.77260780086434,"endHours":16.304561399257906,"quality":"auspicious"},{"name":"Amṛta","start":"16:18","end":"17:50","startHours":16.304561399257906,"endHours":17.836514997651477,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:50","end":"19:18","startHours":17.836514997651477,"endHours":19.30456139925791,"quality":"neutral"},{"name":"Labha","start":"19:18","end":"20:46","startHours":19.30456139925791,"endHours":20.77260780086434,"quality":"auspicious"},{"name":"Amṛta","start":"20:46","end":"22:14","startHours":20.77260780086434,"endHours":22.240654202470772,"quality":"auspicious"},{"name":"Kāla","start":"22:14","end":"23:43","startHours":22.240654202470772,"endHours":23.708700604077205,"quality":"inauspicious"},{"name":"Śubha","start":"23:43","end":"01:11","startHours":23.708700604077205,"endHours":25.176747005683637,"quality":"auspicious"},{"name":"Roga","start":"01:11","end":"02:39","startHours":25.176747005683637,"endHours":26.644793407290067,"quality":"inauspicious"},{"name":"Udveg","start":"02:39","end":"04:07","startHours":26.644793407290067,"endHours":28.1128398088965,"quality":"inauspicious"},{"name":"Chala","start":"04:07","end":"05:35","startHours":28.1128398088965,"endHours":29.580886210502932,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.58088621050293,"endHours":6.58088621050293,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.58088621050293,"endHours":7.58088621050293,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.58088621050293,"endHours":8.58088621050293,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.58088621050293,"endHours":9.58088621050293,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.58088621050293,"endHours":10.58088621050293,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.58088621050293,"endHours":11.58088621050293,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.58088621050293,"endHours":12.58088621050293,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.58088621050293,"endHours":13.58088621050293,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.58088621050293,"endHours":14.58088621050293,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.58088621050293,"endHours":15.58088621050293,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.58088621050293,"endHours":16.580886210502932,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.580886210502932,"endHours":17.580886210502932,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.580886210502932,"endHours":18.580886210502932,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.580886210502932,"endHours":19.580886210502932,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.580886210502932,"endHours":20.580886210502932,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.580886210502932,"endHours":21.580886210502932,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.580886210502932,"endHours":22.580886210502932,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.580886210502932,"endHours":23.580886210502932,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.580886210502932,"endHours":24.580886210502932,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.580886210502932,"endHours":25.580886210502932,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.580886210502932,"endHours":26.580886210502932,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.580886210502932,"endHours":27.580886210502932,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.580886210502932,"endHours":28.580886210502932,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.580886210502932,"endHours":29.580886210502932,"planetary_lord":"Venus"}],"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.3363151227081853,"eotMinutes":6.239563755367786,"ayanamsa":24.1144}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Aṣṭamī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"durga-ashtami","name":"Mahā-Aṣṭamī (Durgā-Aṣṭamī)","name_sanskrit":"महाष्टमी","tradition":"Shakta","associated_deity":"Devī Durgā","significance":"8th day of Śāradīya Navrātri; Mahiṣāsura-mardinī kṣaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 17, 2018 CE · Ranchi, Jharkhand · Vidhyamitra","description":"September 17, 2018 CE for Ranchi, Jharkhand: Śukla Aṣṭamī, sūryodaya 05:35, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2018-09-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2018-09-17","sa":"https://sa.vidhyamitra.com/city/ranchi/2018-09-17","hi":"https://hi.vidhyamitra.com/city/ranchi/2018-09-17","x-default":"https://vidhyamitra.com/city/ranchi/2018-09-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T11:56:29.171Z","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":"2026-05-15T11:56:29.171Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T11:56:29.171Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}