{"id":"vidhyamitra:city-day:dwarka:2031-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2031-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2031-01-30","date_display":"January 30, 2031 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":2031,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462896.770833,"kali_year":5132,"ahargana":1874431.2708,"sun":{"sidereal_longitude":285.5698,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":10.3118,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.7421,"elapsed_within_tithi_degrees":0.7421},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.3118,"elapsed_within_degrees":10.3118},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.8816},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2031,"month":1,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462896.770833,"ahargana":1874431.2708,"kali_year":5132,"ayanamsa_lahiri":24.2872,"grahas":{"sun":{"sidereal_longitude":285.642789,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":12.504288999999972,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":2.4688},"mars":{"sidereal_longitude":191.74998900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":270.887289,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":236.97188900000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":309.5889890000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":37.57318900000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":223.6109,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":43.6109,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2031,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462896.770833,"kali_year":5132,"ahargana":1874431.2708,"sun":{"sidereal_longitude":285.5698,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":10.3118,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.7421,"elapsed_within_tithi_degrees":0.7421},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.3118,"elapsed_within_degrees":10.3118},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.8816},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.469,"elongation":84.742},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.469,"opposition_distance":95.258}},"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":"07:34","sunsetLocal":"18:41","solarNoonLocal":"13:07","dayLengthHours":11.123698190077505,"dayLengthDisplay":"11 Hours 07 Mins 25 Secs","nightLengthDisplay":"12 Hours 52 Mins 35 Secs","moonriseLocal":"12:29","moonsetLocal":"01:21","rahuKala":{"name":"Rāhu Kāla","start":"14:31","end":"15:54","startHours":14.515174706689098,"endHours":15.905636980448786,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:34","end":"08:57","startHours":7.562863337890658,"endHours":8.953325611650346,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:21","end":"11:44","startHours":10.343787885410034,"endHours":11.734250159169722,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:10","end":"10:32","startHours":10.158392915575408,"endHours":10.52918285524466,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:02","end":"08:19","startHours":8.02635076247722,"endHours":8.32298271421262,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:45","end":"13:30","startHours":12.753922493260161,"endHours":13.49550237259866,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:05","end":"06:49","startHours":6.079703579213657,"endHours":6.821283458552157,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:38","end":"07:34","startHours":6.635888488717533,"endHours":7.562863337890658,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:43","startHours":14.978662131275662,"endHours":15.720242010614163,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.486561527968163,"endHours":18.886561527968162,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:09","startHours":18.686561527968163,"endHours":19.150048952554727,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.436561527968163,"endHours":20.186561527968163,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:45","end":"01:30","startHours":24.75392249326016,"endHours":25.49550237259866,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:34","end":"08:57","startHours":7.562863337890658,"endHours":8.953325611650346,"quality":"auspicious"},{"name":"Roga","start":"08:57","end":"10:21","startHours":8.953325611650346,"endHours":10.343787885410034,"quality":"inauspicious"},{"name":"Udveg","start":"10:21","end":"11:44","startHours":10.343787885410034,"endHours":11.734250159169722,"quality":"inauspicious"},{"name":"Chala","start":"11:44","end":"13:07","startHours":11.734250159169722,"endHours":13.12471243292941,"quality":"neutral"},{"name":"Labha","start":"13:07","end":"14:31","startHours":13.12471243292941,"endHours":14.515174706689098,"quality":"auspicious"},{"name":"Amṛta","start":"14:31","end":"15:54","startHours":14.515174706689098,"endHours":15.905636980448786,"quality":"auspicious"},{"name":"Kāla","start":"15:54","end":"17:18","startHours":15.905636980448786,"endHours":17.296099254208475,"quality":"inauspicious"},{"name":"Śubha","start":"17:18","end":"18:41","startHours":17.296099254208475,"endHours":18.686561527968163,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:41","end":"20:18","startHours":18.686561527968163,"endHours":20.296099254208475,"quality":"auspicious"},{"name":"Kāla","start":"20:18","end":"21:54","startHours":20.296099254208475,"endHours":21.905636980448786,"quality":"inauspicious"},{"name":"Śubha","start":"21:54","end":"23:31","startHours":21.905636980448786,"endHours":23.5151747066891,"quality":"auspicious"},{"name":"Roga","start":"23:31","end":"01:07","startHours":23.5151747066891,"endHours":25.12471243292941,"quality":"inauspicious"},{"name":"Udveg","start":"01:07","end":"02:44","startHours":25.12471243292941,"endHours":26.734250159169722,"quality":"inauspicious"},{"name":"Chala","start":"02:44","end":"04:21","startHours":26.734250159169722,"endHours":28.343787885410034,"quality":"neutral"},{"name":"Labha","start":"04:21","end":"05:57","startHours":28.343787885410034,"endHours":29.953325611650346,"quality":"auspicious"},{"name":"Amṛta","start":"05:57","end":"07:34","startHours":29.953325611650346,"endHours":31.562863337890658,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:34","end":"08:34","startHours":7.562863337890658,"endHours":8.562863337890658,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:34","end":"09:34","startHours":8.562863337890658,"endHours":9.562863337890658,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:34","end":"10:34","startHours":9.562863337890658,"endHours":10.562863337890658,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:34","end":"11:34","startHours":10.562863337890658,"endHours":11.562863337890658,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:34","end":"12:34","startHours":11.562863337890658,"endHours":12.562863337890658,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:34","end":"13:34","startHours":12.562863337890658,"endHours":13.562863337890658,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:34","end":"14:34","startHours":13.562863337890658,"endHours":14.562863337890658,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:34","end":"15:34","startHours":14.562863337890658,"endHours":15.562863337890658,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:34","end":"16:34","startHours":15.562863337890658,"endHours":16.562863337890658,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:34","end":"17:34","startHours":16.562863337890658,"endHours":17.562863337890658,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:34","end":"18:34","startHours":17.562863337890658,"endHours":18.562863337890658,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:34","end":"19:34","startHours":18.562863337890658,"endHours":19.562863337890658,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:34","end":"20:34","startHours":19.562863337890658,"endHours":20.562863337890658,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:34","end":"21:34","startHours":20.562863337890658,"endHours":21.562863337890658,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:34","end":"22:34","startHours":21.562863337890658,"endHours":22.562863337890658,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:34","end":"23:34","startHours":22.562863337890658,"endHours":23.562863337890658,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:34","end":"00:34","startHours":23.562863337890658,"endHours":24.562863337890658,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:34","end":"01:34","startHours":24.562863337890658,"endHours":25.562863337890658,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:34","end":"02:34","startHours":25.562863337890658,"endHours":26.562863337890658,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:34","end":"03:34","startHours":26.562863337890658,"endHours":27.562863337890658,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:34","end":"04:34","startHours":27.562863337890658,"endHours":28.562863337890658,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:34","end":"05:34","startHours":28.562863337890658,"endHours":29.562863337890658,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:34","end":"06:34","startHours":29.562863337890658,"endHours":30.562863337890658,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:34","end":"07:34","startHours":30.562863337890658,"endHours":31.562863337890658,"planetary_lord":"Moon"}],"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.75773722515161,"eotMinutes":-13.357145975764517,"ayanamsa":24.2872}},"calendars":{"vikram_samvat":2088,"vikram_samvatsara":"Raktākṣī","saka_samvat":1953,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1438,"malayalam_era":1207,"nanakshahi_year":562,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2088 Raktākṣī · Śaka 1953 Virodhakṛt"},"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":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]},{"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"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},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 30, 2031 CE · Dvārakā · Vidhyamitra","description":"January 30, 2031 CE for Dvārakā: Śukla Aṣṭamī, sūryodaya 07:34, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2031-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2031-01-30","sa":"https://sa.vidhyamitra.com/city/dwarka/2031-01-30","hi":"https://hi.vidhyamitra.com/city/dwarka/2031-01-30","x-default":"https://vidhyamitra.com/city/dwarka/2031-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:24:57.406Z","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":"2026-05-15T14:24:57.406Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:24:57.406Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}