{"id":"vidhyamitra:city-day:beijing:2012-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/beijing/2012-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-01-17","date_display":"January 17, 2012 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":2012,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455943.770833,"kali_year":5113,"ahargana":1867478.2708,"sun":{"sidereal_longitude":272.1609,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":191.2677,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":279.1068,"elapsed_within_tithi_degrees":3.1068},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.2677,"elapsed_within_degrees":4.6011},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":103.4287},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2012,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455943.770833,"ahargana":1867478.2708,"kali_year":5113,"ayanamsa_lahiri":24.0212,"grahas":{"sun":{"sidereal_longitude":272.289945,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":190.94914500000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-2.9355},"mars":{"sidereal_longitude":148.565245,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":258.9007449999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":7.01604500000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":309.21484499999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":184.81644499999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":232.0143,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":52.0143,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2012,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455943.770833,"kali_year":5113,"ahargana":1867478.2708,"sun":{"sidereal_longitude":272.1609,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":191.2677,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":279.1068,"elapsed_within_tithi_degrees":3.1068},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.2677,"elapsed_within_degrees":4.6011},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":103.4287},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.935,"elongation":80.893},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.935,"opposition_distance":99.107}},"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":"07:34","sunsetLocal":"17:15","solarNoonLocal":"12:24","dayLengthHours":9.681364173748833,"dayLengthDisplay":"9 Hours 40 Mins 53 Secs","nightLengthDisplay":"14 Hours 19 Mins 07 Secs","moonriseLocal":"01:41","moonsetLocal":"12:17","rahuKala":{"name":"Rāhu Kāla","start":"14:50","end":"16:02","startHours":14.827629189205688,"endHours":16.03779971092429,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:59","end":"11:12","startHours":9.986947102331271,"endHours":11.197117624049874,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:37","startHours":12.40728814576848,"endHours":13.617458667487082,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:09","startHours":9.82559103276879,"endHours":10.148303171893751,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.969996232800264,"endHours":8.228165944100233,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:44","startHours":12.084576006643518,"endHours":12.73000028489344,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:17","end":"06:55","startHours":6.275757502394217,"endHours":6.92118178064414,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:46","end":"07:34","startHours":6.7598257110816595,"endHours":7.566606058894062,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:40","startHours":14.020848841393285,"endHours":14.666273119643208,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:03","end":"17:27","startHours":17.047970232642896,"endHours":17.447970232642895,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:15","end":"17:39","startHours":17.247970232642896,"endHours":17.651360406549095,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:00","end":"18:45","startHours":16.997970232642896,"endHours":18.747970232642896,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:44","startHours":24.08457600664352,"endHours":24.73000028489344,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:34","end":"08:47","startHours":7.566606058894062,"endHours":8.776776580612665,"quality":"inauspicious"},{"name":"Udveg","start":"08:47","end":"09:59","startHours":8.776776580612665,"endHours":9.986947102331271,"quality":"inauspicious"},{"name":"Chala","start":"09:59","end":"11:12","startHours":9.986947102331271,"endHours":11.197117624049874,"quality":"neutral"},{"name":"Labha","start":"11:12","end":"12:24","startHours":11.197117624049874,"endHours":12.40728814576848,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:37","startHours":12.40728814576848,"endHours":13.617458667487082,"quality":"auspicious"},{"name":"Kāla","start":"13:37","end":"14:50","startHours":13.617458667487082,"endHours":14.827629189205688,"quality":"inauspicious"},{"name":"Śubha","start":"14:50","end":"16:02","startHours":14.827629189205688,"endHours":16.03779971092429,"quality":"auspicious"},{"name":"Roga","start":"16:02","end":"17:15","startHours":16.03779971092429,"endHours":17.247970232642896,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:15","end":"19:02","startHours":17.247970232642896,"endHours":19.03779971092429,"quality":"inauspicious"},{"name":"Śubha","start":"19:02","end":"20:50","startHours":19.03779971092429,"endHours":20.827629189205688,"quality":"auspicious"},{"name":"Roga","start":"20:50","end":"22:37","startHours":20.827629189205688,"endHours":22.617458667487085,"quality":"inauspicious"},{"name":"Udveg","start":"22:37","end":"00:24","startHours":22.617458667487085,"endHours":24.40728814576848,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"02:12","startHours":24.40728814576848,"endHours":26.197117624049874,"quality":"neutral"},{"name":"Labha","start":"02:12","end":"03:59","startHours":26.197117624049874,"endHours":27.98694710233127,"quality":"auspicious"},{"name":"Amṛta","start":"03:59","end":"05:47","startHours":27.98694710233127,"endHours":29.77677658061267,"quality":"auspicious"},{"name":"Kāla","start":"05:47","end":"07:34","startHours":29.77677658061267,"endHours":31.566606058894063,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:34","end":"08:34","startHours":7.566606058894062,"endHours":8.566606058894063,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:34","end":"09:34","startHours":8.566606058894063,"endHours":9.566606058894063,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:34","end":"10:34","startHours":9.566606058894063,"endHours":10.566606058894063,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:34","end":"11:34","startHours":10.566606058894063,"endHours":11.566606058894063,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:34","end":"12:34","startHours":11.566606058894063,"endHours":12.566606058894063,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:34","end":"13:34","startHours":12.566606058894063,"endHours":13.566606058894063,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:34","end":"14:34","startHours":13.566606058894063,"endHours":14.566606058894063,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:34","end":"15:34","startHours":14.566606058894063,"endHours":15.566606058894063,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:34","end":"16:34","startHours":15.566606058894063,"endHours":16.566606058894063,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:34","end":"17:34","startHours":16.566606058894063,"endHours":17.566606058894063,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:34","end":"18:34","startHours":17.566606058894063,"endHours":18.566606058894063,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:34","end":"19:34","startHours":18.566606058894063,"endHours":19.566606058894063,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:34","end":"20:34","startHours":19.566606058894063,"endHours":20.566606058894063,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:34","end":"21:34","startHours":20.566606058894063,"endHours":21.566606058894063,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:34","end":"22:34","startHours":21.566606058894063,"endHours":22.566606058894063,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:34","end":"23:34","startHours":22.566606058894063,"endHours":23.566606058894063,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:34","end":"00:34","startHours":23.566606058894063,"endHours":24.566606058894063,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:34","end":"01:34","startHours":24.566606058894063,"endHours":25.566606058894063,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:34","end":"02:34","startHours":25.566606058894063,"endHours":26.566606058894063,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:34","end":"03:34","startHours":26.566606058894063,"endHours":27.566606058894063,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:34","end":"04:34","startHours":27.566606058894063,"endHours":28.566606058894063,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:34","end":"05:34","startHours":28.566606058894063,"endHours":29.566606058894063,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:34","end":"06:34","startHours":29.566606058894063,"endHours":30.566606058894063,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:34","end":"07:34","startHours":30.566606058894063,"endHours":31.566606058894063,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.887088507339147,"eotMinutes":-10.026088746108654,"ayanamsa":24.0212}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Navamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 January 17, 2012 CE · Beijing, Beijing · Vidhyamitra","description":"January 17, 2012 CE for Beijing, Beijing: Kṛṣṇa Navamī, sūryodaya 07:34, sūryāsta 17:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/beijing/2012-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/beijing/2012-01-17","sa":"https://sa.vidhyamitra.com/city/beijing/2012-01-17","hi":"https://hi.vidhyamitra.com/city/beijing/2012-01-17","x-default":"https://vidhyamitra.com/city/beijing/2012-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T12:30:20.097Z","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":"2026-05-17T12:30:20.097Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T12:30:20.097Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}