{"id":"vidhyamitra:city-day:dwarka:2163-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2163-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2163-01-31","date_display":"January 31, 2163 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":2163,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511109.770833,"kali_year":5264,"ahargana":1922644.2708,"sun":{"sidereal_longitude":284.3874,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":240.3946,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":316.0072,"elapsed_within_tithi_degrees":4.0072},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.3946,"elapsed_within_degrees":0.3946},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.782},"karana":{"half_tithi_index":52,"name":"Kaulava"},"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":2163,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511109.770833,"ahargana":1922644.2708,"kali_year":5264,"ayanamsa_lahiri":26.1311,"grahas":{"sun":{"sidereal_longitude":284.77599799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":238.944298,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":3.5125},"mars":{"sidereal_longitude":238.810198,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":273.5565979999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":274.409398,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":244.28009799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":225.51099799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":189.0541,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":9.0541,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2163,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511109.770833,"kali_year":5264,"ahargana":1922644.2708,"sun":{"sidereal_longitude":284.3874,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":240.3946,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":316.0072,"elapsed_within_tithi_degrees":4.0072},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.3946,"elapsed_within_degrees":0.3946},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.782},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.513,"elongation":43.993},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.513,"opposition_distance":136.007}},"eclipse_window_40days":[]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"07:33","sunsetLocal":"18:42","solarNoonLocal":"13:08","dayLengthHours":11.139484299509608,"dayLengthDisplay":"11 Hours 08 Mins 22 Secs","nightLengthDisplay":"12 Hours 51 Mins 38 Secs","moonriseLocal":"04:42","moonsetLocal":"15:26","rahuKala":{"name":"Rāhu Kāla","start":"08:57","end":"10:21","startHours":8.950279863381265,"endHours":10.342715400819966,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:44","end":"13:08","startHours":11.735150938258666,"endHours":13.127586475697367,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:31","end":"15:55","startHours":14.520022013136067,"endHours":15.912457550574771,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:32","startHours":10.157057329161471,"endHours":10.52837347247846,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:01","end":"08:19","startHours":8.021989505088797,"endHours":8.319042419742386,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:45","end":"13:30","startHours":12.756270332380382,"endHours":13.498902619014356,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:04","end":"06:49","startHours":6.072579752674616,"endHours":6.81521203930859,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:38","end":"07:33","startHours":6.6295539676500965,"endHours":7.557844325942564,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:44","startHours":14.984167192282303,"endHours":15.726799478916277,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.497328625452173,"endHours":18.89732862545217,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:10","startHours":18.697328625452172,"endHours":19.161473804598405,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.447328625452172,"endHours":20.197328625452172,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:45","end":"01:30","startHours":24.75627033238038,"endHours":25.49890261901436,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:33","end":"08:57","startHours":7.557844325942564,"endHours":8.950279863381265,"quality":"auspicious"},{"name":"Kāla","start":"08:57","end":"10:21","startHours":8.950279863381265,"endHours":10.342715400819966,"quality":"inauspicious"},{"name":"Śubha","start":"10:21","end":"11:44","startHours":10.342715400819966,"endHours":11.735150938258666,"quality":"auspicious"},{"name":"Roga","start":"11:44","end":"13:08","startHours":11.735150938258666,"endHours":13.127586475697367,"quality":"inauspicious"},{"name":"Udveg","start":"13:08","end":"14:31","startHours":13.127586475697367,"endHours":14.520022013136067,"quality":"inauspicious"},{"name":"Chala","start":"14:31","end":"15:55","startHours":14.520022013136067,"endHours":15.912457550574771,"quality":"neutral"},{"name":"Labha","start":"15:55","end":"17:18","startHours":15.912457550574771,"endHours":17.304893088013472,"quality":"auspicious"},{"name":"Amṛta","start":"17:18","end":"18:42","startHours":17.304893088013472,"endHours":18.697328625452172,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:42","end":"20:18","startHours":18.697328625452172,"endHours":20.304893088013472,"quality":"neutral"},{"name":"Labha","start":"20:18","end":"21:55","startHours":20.304893088013472,"endHours":21.91245755057477,"quality":"auspicious"},{"name":"Amṛta","start":"21:55","end":"23:31","startHours":21.91245755057477,"endHours":23.52002201313607,"quality":"auspicious"},{"name":"Kāla","start":"23:31","end":"01:08","startHours":23.52002201313607,"endHours":25.12758647569737,"quality":"inauspicious"},{"name":"Śubha","start":"01:08","end":"02:44","startHours":25.12758647569737,"endHours":26.73515093825867,"quality":"auspicious"},{"name":"Roga","start":"02:44","end":"04:21","startHours":26.73515093825867,"endHours":28.342715400819966,"quality":"inauspicious"},{"name":"Udveg","start":"04:21","end":"05:57","startHours":28.342715400819966,"endHours":29.950279863381265,"quality":"inauspicious"},{"name":"Chala","start":"05:57","end":"07:33","startHours":29.950279863381265,"endHours":31.557844325942565,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.557844325942564,"endHours":8.557844325942565,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.557844325942565,"endHours":9.557844325942565,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.557844325942565,"endHours":10.557844325942565,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.557844325942565,"endHours":11.557844325942565,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.557844325942565,"endHours":12.557844325942565,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.557844325942565,"endHours":13.557844325942565,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.557844325942565,"endHours":14.557844325942565,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.557844325942565,"endHours":15.557844325942565,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.557844325942565,"endHours":16.557844325942565,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.557844325942565,"endHours":17.557844325942565,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.557844325942565,"endHours":18.557844325942565,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.557844325942565,"endHours":19.557844325942565,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.557844325942565,"endHours":20.557844325942565,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.557844325942565,"endHours":21.557844325942565,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.557844325942565,"endHours":22.557844325942565,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.557844325942565,"endHours":23.557844325942565,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.557844325942565,"endHours":24.557844325942565,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.557844325942565,"endHours":25.557844325942565,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.557844325942565,"endHours":26.557844325942565,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.557844325942565,"endHours":27.557844325942565,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.557844325942565,"endHours":28.557844325942565,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.557844325942565,"endHours":29.557844325942565,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.557844325942565,"endHours":30.557844325942565,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.557844325942565,"endHours":31.557844325942565,"planetary_lord":"Venus"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.493355566857904,"eotMinutes":-13.52958854184206,"ayanamsa":26.1311}},"calendars":{"vikram_samvat":2220,"vikram_samvatsara":"Dhātṛ","saka_samvat":2085,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1570,"malayalam_era":1339,"nanakshahi_year":694,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Dvādaśī · Vikram 2220 Dhātṛ · Śaka 2085 Rudhirodgāri"},"festivals":[],"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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 31, 2163 CE · Dvārakā · Vidhyamitra","description":"January 31, 2163 CE for Dvārakā: Kṛṣṇa Dvādaśī, sūryodaya 07:33, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2163-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2163-01-31","sa":"https://sa.vidhyamitra.com/city/dwarka/2163-01-31","hi":"https://hi.vidhyamitra.com/city/dwarka/2163-01-31","x-default":"https://vidhyamitra.com/city/dwarka/2163-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T01:36:10.442Z","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":"2026-06-02T01:36:10.442Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T01:36:10.442Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}