{"id":"vidhyamitra:city-day:beijing:2104-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/beijing/2104-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2104-01-28","date_display":"January 28, 2104 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":2104,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489556.770833,"kali_year":5205,"ahargana":1901091.2708,"sun":{"sidereal_longitude":281.5893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":282.8087,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.2194,"elapsed_within_tithi_degrees":1.2194},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":282.8087,"elapsed_within_degrees":2.8087},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.398},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2104,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489556.770833,"ahargana":1901091.2708,"kali_year":5205,"ayanamsa_lahiri":25.3068,"grahas":{"sun":{"sidereal_longitude":281.860781,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":284.6603809999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":2.3677},"mars":{"sidereal_longitude":89.29608100000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":271.86458100000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":282.746581,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":254.00808099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":224.713981,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":251.0358,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":71.0358,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"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":2104,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489556.770833,"kali_year":5205,"ahargana":1901091.2708,"sun":{"sidereal_longitude":281.5893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":282.8087,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.2194,"elapsed_within_tithi_degrees":1.2194},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":282.8087,"elapsed_within_degrees":2.8087},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.398},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.368,"elongation":1.219},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.368,"opposition_distance":178.781}},"eclipse_window_40days":[{"offset_days":-16,"type":"lunar","occurs":true,"moon_latitude":-0.89,"opposition_distance":1.868}]},"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":"07:28","sunsetLocal":"17:27","solarNoonLocal":"12:27","dayLengthHours":9.994605098865044,"dayLengthDisplay":"9 Hours 59 Mins 41 Secs","nightLengthDisplay":"14 Hours 00 Mins 19 Secs","moonriseLocal":"07:37","moonsetLocal":"17:40","rahuKala":{"name":"Rāhu Kāla","start":"08:43","end":"09:57","startHours":8.70845362184004,"endHours":9.95777925919817,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:12","end":"12:27","startHours":11.207104896556302,"endHours":12.456430533914432,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:42","end":"14:57","startHours":13.705756171272562,"endHours":14.955081808630693,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:47","end":"10:07","startHours":9.79120250755042,"endHours":10.124356010845922,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:53","end":"08:09","startHours":7.875569863601287,"endHours":8.142092666237689,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:47","startHours":12.123277030618931,"endHours":12.789584037209933,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:08","end":"06:48","startHours":6.126513971299904,"endHours":6.792820977890907,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:38","end":"07:28","startHours":6.6262442262431565,"endHours":7.45912798448191,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:47","startHours":14.12219805039194,"endHours":14.788505056982943,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.253733083346955,"endHours":17.653733083346953,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:52","startHours":17.453733083346954,"endHours":17.87017496246633,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.203733083346954,"endHours":18.953733083346954,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:47","startHours":24.12327703061893,"endHours":24.789584037209934,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:28","end":"08:43","startHours":7.45912798448191,"endHours":8.70845362184004,"quality":"auspicious"},{"name":"Kāla","start":"08:43","end":"09:57","startHours":8.70845362184004,"endHours":9.95777925919817,"quality":"inauspicious"},{"name":"Śubha","start":"09:57","end":"11:12","startHours":9.95777925919817,"endHours":11.207104896556302,"quality":"auspicious"},{"name":"Roga","start":"11:12","end":"12:27","startHours":11.207104896556302,"endHours":12.456430533914432,"quality":"inauspicious"},{"name":"Udveg","start":"12:27","end":"13:42","startHours":12.456430533914432,"endHours":13.705756171272562,"quality":"inauspicious"},{"name":"Chala","start":"13:42","end":"14:57","startHours":13.705756171272562,"endHours":14.955081808630693,"quality":"neutral"},{"name":"Labha","start":"14:57","end":"16:12","startHours":14.955081808630693,"endHours":16.204407445988824,"quality":"auspicious"},{"name":"Amṛta","start":"16:12","end":"17:27","startHours":16.204407445988824,"endHours":17.453733083346954,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:27","end":"19:12","startHours":17.453733083346954,"endHours":19.204407445988824,"quality":"neutral"},{"name":"Labha","start":"19:12","end":"20:57","startHours":19.204407445988824,"endHours":20.955081808630695,"quality":"auspicious"},{"name":"Amṛta","start":"20:57","end":"22:42","startHours":20.955081808630695,"endHours":22.70575617127256,"quality":"auspicious"},{"name":"Kāla","start":"22:42","end":"00:27","startHours":22.70575617127256,"endHours":24.456430533914432,"quality":"inauspicious"},{"name":"Śubha","start":"00:27","end":"02:12","startHours":24.456430533914432,"endHours":26.207104896556302,"quality":"auspicious"},{"name":"Roga","start":"02:12","end":"03:57","startHours":26.207104896556302,"endHours":27.95777925919817,"quality":"inauspicious"},{"name":"Udveg","start":"03:57","end":"05:43","startHours":27.95777925919817,"endHours":29.70845362184004,"quality":"inauspicious"},{"name":"Chala","start":"05:43","end":"07:28","startHours":29.70845362184004,"endHours":31.45912798448191,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:28","end":"08:28","startHours":7.45912798448191,"endHours":8.45912798448191,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:28","end":"09:28","startHours":8.45912798448191,"endHours":9.45912798448191,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:28","end":"10:28","startHours":9.45912798448191,"endHours":10.45912798448191,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:28","end":"11:28","startHours":10.45912798448191,"endHours":11.45912798448191,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:28","end":"12:28","startHours":11.45912798448191,"endHours":12.45912798448191,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:28","end":"13:28","startHours":12.45912798448191,"endHours":13.45912798448191,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:28","end":"14:28","startHours":13.45912798448191,"endHours":14.45912798448191,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:28","end":"15:28","startHours":14.45912798448191,"endHours":15.45912798448191,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:28","end":"16:28","startHours":15.45912798448191,"endHours":16.45912798448191,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:28","end":"17:28","startHours":16.45912798448191,"endHours":17.45912798448191,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:28","end":"18:28","startHours":17.45912798448191,"endHours":18.45912798448191,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:28","end":"19:28","startHours":18.45912798448191,"endHours":19.45912798448191,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:28","end":"20:28","startHours":19.45912798448191,"endHours":20.45912798448191,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:28","end":"21:28","startHours":20.45912798448191,"endHours":21.45912798448191,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:28","end":"22:28","startHours":21.45912798448191,"endHours":22.45912798448191,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:28","end":"23:28","startHours":22.45912798448191,"endHours":23.45912798448191,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:28","end":"00:28","startHours":23.45912798448191,"endHours":24.45912798448191,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:28","end":"01:28","startHours":24.45912798448191,"endHours":25.45912798448191,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:28","end":"02:28","startHours":25.45912798448191,"endHours":26.45912798448191,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:28","end":"03:28","startHours":26.45912798448191,"endHours":27.45912798448191,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:28","end":"04:28","startHours":27.45912798448191,"endHours":28.45912798448191,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:28","end":"05:28","startHours":28.45912798448191,"endHours":29.45912798448191,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:28","end":"06:28","startHours":29.45912798448191,"endHours":30.45912798448191,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:28","end":"07:28","startHours":30.45912798448191,"endHours":31.45912798448191,"planetary_lord":"Venus"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.47807929893051,"eotMinutes":-12.974632034865841,"ayanamsa":25.3068}},"calendars":{"vikram_samvat":2161,"vikram_samvatsara":"Īśvara","saka_samvat":2026,"saka_samvatsara":"Raktākṣī","bengali_samvat":1511,"malayalam_era":1280,"nanakshahi_year":635,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pratipada · Vikram 2161 Īśvara · Śaka 2026 Raktākṣī"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"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":[]},"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 28, 2104 CE · Beijing, Beijing · Vidhyamitra","description":"January 28, 2104 CE for Beijing, Beijing: Śukla Pratipada, sūryodaya 07:28, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/beijing/2104-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/beijing/2104-01-28","sa":"https://sa.vidhyamitra.com/city/beijing/2104-01-28","hi":"https://hi.vidhyamitra.com/city/beijing/2104-01-28","x-default":"https://vidhyamitra.com/city/beijing/2104-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T04:04:55.307Z","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":"2026-06-03T04:04:55.307Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T04:04:55.307Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}