{"id":"vidhyamitra:city-day:beijing:2017-10-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/beijing/2017-10-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-10-18","date_display":"October 18, 2017 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":2017,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458044.770833,"kali_year":5119,"ahargana":1869579.2708,"sun":{"sidereal_longitude":179.9829,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":160.1791,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":340.1962,"elapsed_within_tithi_degrees":4.1962},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":160.1791,"elapsed_within_degrees":0.1791},"yoga":{"number":26,"name":"Indra","sum_longitude":340.162},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"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":2017,"month":10,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458044.770833,"ahargana":1869579.2708,"kali_year":5119,"ayanamsa_lahiri":24.1016,"grahas":{"sun":{"sidereal_longitude":180.75427100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":159.99287099999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":2.8597},"mars":{"sidereal_longitude":152.627971,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":186.710371,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":187.23497099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":160.18307099999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":239.14817100000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":120.6932,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":300.6932,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458044.770833,"kali_year":5119,"ahargana":1869579.2708,"sun":{"sidereal_longitude":179.9829,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":160.1791,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":340.1962,"elapsed_within_tithi_degrees":4.1962},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":160.1791,"elapsed_within_degrees":0.1791},"yoga":{"number":26,"name":"Indra","sum_longitude":340.162},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.86,"elongation":19.804},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.86,"opposition_distance":160.196}},"eclipse_window_40days":[]},"city":{"slug":"beijing","name":"Beijing, Beijing","lat":39.9075,"lon":116.3972,"tz_offset_hours":8,"state":"Beijing","country":"CN","tier":"mega"},"tier2":{"city":{"slug":"beijing","name":"Beijing, Beijing","lat":39.9075,"lon":116.3972,"tz_offset_hours":8,"state":"Beijing","country":"CN","tier":"mega"},"sunriseLocal":"06:27","sunsetLocal":"17:31","solarNoonLocal":"11:59","dayLengthHours":11.06107561559988,"dayLengthDisplay":"11 Hours 03 Mins 40 Secs","nightLengthDisplay":"12 Hours 56 Mins 20 Secs","moonriseLocal":"04:38","moonsetLocal":"16:34","rahuKala":{"name":"Rāhu Kāla","start":"11:59","end":"13:22","startHours":11.983592363279692,"endHours":13.366226815229677,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:50","end":"09:13","startHours":7.835689007429737,"endHours":9.218323459379722,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:36","end":"11:59","startHours":10.600957911329708,"endHours":11.983592363279692,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:24","startHours":9.033972199119724,"endHours":9.40267471963972,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:55","end":"07:13","startHours":6.9139327061297475,"endHours":7.208894722545744,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:21","startHours":11.614889842759696,"endHours":12.352294883799688,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:59","end":"05:43","startHours":4.978244473399769,"endHours":5.715649514439761,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:27","startHours":5.531298254179763,"endHours":6.453054555479753,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:34","startHours":13.827104965879672,"endHours":14.564510006919663,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.314130171079633,"endHours":17.71413017107963,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:59","startHours":17.514130171079632,"endHours":17.97500832172963,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.264130171079632,"endHours":19.014130171079632,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:21","startHours":23.614889842759695,"endHours":24.352294883799686,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:27","end":"07:50","startHours":6.453054555479753,"endHours":7.835689007429737,"quality":"auspicious"},{"name":"Amṛta","start":"07:50","end":"09:13","startHours":7.835689007429737,"endHours":9.218323459379722,"quality":"auspicious"},{"name":"Kāla","start":"09:13","end":"10:36","startHours":9.218323459379722,"endHours":10.600957911329708,"quality":"inauspicious"},{"name":"Śubha","start":"10:36","end":"11:59","startHours":10.600957911329708,"endHours":11.983592363279692,"quality":"auspicious"},{"name":"Roga","start":"11:59","end":"13:22","startHours":11.983592363279692,"endHours":13.366226815229677,"quality":"inauspicious"},{"name":"Udveg","start":"13:22","end":"14:45","startHours":13.366226815229677,"endHours":14.748861267179663,"quality":"inauspicious"},{"name":"Chala","start":"14:45","end":"16:08","startHours":14.748861267179663,"endHours":16.131495719129646,"quality":"neutral"},{"name":"Labha","start":"16:08","end":"17:31","startHours":16.131495719129646,"endHours":17.514130171079632,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:31","end":"19:08","startHours":17.514130171079632,"endHours":19.131495719129646,"quality":"inauspicious"},{"name":"Chala","start":"19:08","end":"20:45","startHours":19.131495719129646,"endHours":20.748861267179663,"quality":"neutral"},{"name":"Labha","start":"20:45","end":"22:22","startHours":20.748861267179663,"endHours":22.366226815229677,"quality":"auspicious"},{"name":"Amṛta","start":"22:22","end":"23:59","startHours":22.366226815229677,"endHours":23.98359236327969,"quality":"auspicious"},{"name":"Kāla","start":"23:59","end":"01:36","startHours":23.98359236327969,"endHours":25.600957911329708,"quality":"inauspicious"},{"name":"Śubha","start":"01:36","end":"03:13","startHours":25.600957911329708,"endHours":27.21832345937972,"quality":"auspicious"},{"name":"Roga","start":"03:13","end":"04:50","startHours":27.21832345937972,"endHours":28.835689007429735,"quality":"inauspicious"},{"name":"Udveg","start":"04:50","end":"06:27","startHours":28.835689007429735,"endHours":30.453054555479753,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:27","end":"07:27","startHours":6.453054555479753,"endHours":7.453054555479753,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:27","end":"08:27","startHours":7.453054555479753,"endHours":8.453054555479753,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:27","end":"09:27","startHours":8.453054555479753,"endHours":9.453054555479753,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:27","end":"10:27","startHours":9.453054555479753,"endHours":10.453054555479753,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:27","end":"11:27","startHours":10.453054555479753,"endHours":11.453054555479753,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:27","end":"12:27","startHours":11.453054555479753,"endHours":12.453054555479753,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:27","end":"13:27","startHours":12.453054555479753,"endHours":13.453054555479753,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:27","end":"14:27","startHours":13.453054555479753,"endHours":14.453054555479753,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:27","end":"15:27","startHours":14.453054555479753,"endHours":15.453054555479753,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:27","end":"16:27","startHours":15.453054555479753,"endHours":16.453054555479753,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:27","end":"17:27","startHours":16.453054555479753,"endHours":17.453054555479753,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:27","end":"18:27","startHours":17.453054555479753,"endHours":18.453054555479753,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:27","end":"19:27","startHours":18.453054555479753,"endHours":19.453054555479753,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:27","end":"20:27","startHours":19.453054555479753,"endHours":20.453054555479753,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:27","end":"21:27","startHours":20.453054555479753,"endHours":21.453054555479753,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:27","end":"22:27","startHours":21.453054555479753,"endHours":22.453054555479753,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:27","end":"23:27","startHours":22.453054555479753,"endHours":23.453054555479753,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:27","end":"00:27","startHours":23.453054555479753,"endHours":24.453054555479753,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:27","end":"01:27","startHours":24.453054555479753,"endHours":25.453054555479753,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:27","end":"02:27","startHours":25.453054555479753,"endHours":26.453054555479753,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:27","end":"03:27","startHours":26.453054555479753,"endHours":27.453054555479753,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:27","end":"04:27","startHours":27.453054555479753,"endHours":28.453054555479753,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:27","end":"05:27","startHours":28.453054555479753,"endHours":29.453054555479753,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:27","end":"06:27","startHours":29.453054555479753,"endHours":30.453054555479753,"planetary_lord":"Sun"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.623997607700451,"eotMinutes":15.395658203218455,"ayanamsa":24.1016}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Caturdaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"naraka-chaturdashi","name":"Naraka Caturdaśī (Choṭī Diwālī)","name_sanskrit":"नरक चतुर्दशी","tradition":"Vaishnava","associated_deity":"Krishna (Narakāsura-vadha)","significance":"Krishna slew Narakāsura, freeing 16,000 captive princesses. Day 2 of Diwali.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":2,"sources":["Bhāgavata 10.59"]},{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi_ingress":"Tulā"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"beijing"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 18, 2017 CE · Beijing, Beijing · Vidhyamitra","description":"October 18, 2017 CE for Beijing, Beijing: Kṛṣṇa Caturdaśī, sūryodaya 06:27, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/beijing/2017-10-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/beijing/2017-10-18","sa":"https://sa.vidhyamitra.com/city/beijing/2017-10-18","hi":"https://hi.vidhyamitra.com/city/beijing/2017-10-18","x-default":"https://vidhyamitra.com/city/beijing/2017-10-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:05:44.548Z","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":"2026-06-01T19:05:44.548Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:05:44.548Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}