{"id":"vidhyamitra:city-day:ujjain:2018-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/2018-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-01-13","date_display":"January 13, 2018 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458131.770833,"kali_year":5119,"ahargana":1869666.2708,"sun":{"sidereal_longitude":268.5127,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":222.4922,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.9795,"elapsed_within_tithi_degrees":1.9795},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":222.4922,"elapsed_within_degrees":9.1589},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.005},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2018,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458131.770833,"ahargana":1869666.2708,"kali_year":5119,"ayanamsa_lahiri":24.1049,"grahas":{"sun":{"sidereal_longitude":268.68514700000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":224.84594700000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":4.3164},"mars":{"sidereal_longitude":207.252747,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":248.050347,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":204.51034700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":269.3330470000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":248.529447,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":116.0835,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":296.0835,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458131.770833,"kali_year":5119,"ahargana":1869666.2708,"sun":{"sidereal_longitude":268.5127,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":222.4922,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.9795,"elapsed_within_tithi_degrees":1.9795},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":222.4922,"elapsed_within_degrees":9.1589},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":131.005},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.316,"elongation":46.021},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.316,"opposition_distance":133.979}},"eclipse_window_40days":[]},"city":{"slug":"ujjain","name":"Ujjain","lat":23.1765,"lon":75.7885,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ujjain","name":"Ujjain","lat":23.1765,"lon":75.7885,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:10","sunsetLocal":"18:01","solarNoonLocal":"12:35","dayLengthHours":10.836322752159216,"dayLengthDisplay":"10 Hours 50 Mins 11 Secs","nightLengthDisplay":"13 Hours 09 Mins 49 Secs","moonriseLocal":"04:17","moonsetLocal":"15:03","rahuKala":{"name":"Rāhu Kāla","start":"09:53","end":"11:14","startHours":9.882284836816424,"endHours":11.236825180836327,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:18","startHours":13.945905868876132,"endHours":15.30044621289603,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:10","end":"08:32","startHours":7.1732041487766205,"endHours":8.527744492796522,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:04","startHours":9.701679457613771,"endHours":10.062890216019078,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:55","startHours":7.624717596783254,"endHours":7.9136862035075,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:14","end":"12:57","startHours":12.230154766450921,"endHours":12.952576283261534,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:27","startHours":5.7283611151553915,"endHours":6.450782631966006,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:16","end":"07:10","startHours":6.270177252763353,"endHours":7.1732041487766205,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:07","startHours":14.397419316882765,"endHours":15.11984083369338,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:49","end":"18:13","startHours":17.809526900935836,"endHours":18.209526900935835,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:01","end":"18:28","startHours":18.009526900935835,"endHours":18.46104034894247,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:46","end":"19:31","startHours":17.759526900935835,"endHours":19.509526900935835,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:14","end":"00:57","startHours":24.230154766450923,"endHours":24.952576283261536,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:10","end":"08:32","startHours":7.1732041487766205,"endHours":8.527744492796522,"quality":"inauspicious"},{"name":"Śubha","start":"08:32","end":"09:53","startHours":8.527744492796522,"endHours":9.882284836816424,"quality":"auspicious"},{"name":"Roga","start":"09:53","end":"11:14","startHours":9.882284836816424,"endHours":11.236825180836327,"quality":"inauspicious"},{"name":"Udveg","start":"11:14","end":"12:35","startHours":11.236825180836327,"endHours":12.59136552485623,"quality":"inauspicious"},{"name":"Chala","start":"12:35","end":"13:57","startHours":12.59136552485623,"endHours":13.945905868876132,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:18","startHours":13.945905868876132,"endHours":15.30044621289603,"quality":"auspicious"},{"name":"Amṛta","start":"15:18","end":"16:39","startHours":15.30044621289603,"endHours":16.654986556915933,"quality":"auspicious"},{"name":"Kāla","start":"16:39","end":"18:01","startHours":16.654986556915933,"endHours":18.009526900935835,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:01","end":"19:39","startHours":18.009526900935835,"endHours":19.654986556915933,"quality":"auspicious"},{"name":"Amṛta","start":"19:39","end":"21:18","startHours":19.654986556915933,"endHours":21.30044621289603,"quality":"auspicious"},{"name":"Kāla","start":"21:18","end":"22:57","startHours":21.30044621289603,"endHours":22.94590586887613,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:35","startHours":22.94590586887613,"endHours":24.59136552485623,"quality":"auspicious"},{"name":"Roga","start":"00:35","end":"02:14","startHours":24.59136552485623,"endHours":26.236825180836327,"quality":"inauspicious"},{"name":"Udveg","start":"02:14","end":"03:53","startHours":26.236825180836327,"endHours":27.882284836816424,"quality":"inauspicious"},{"name":"Chala","start":"03:53","end":"05:32","startHours":27.882284836816424,"endHours":29.527744492796522,"quality":"neutral"},{"name":"Labha","start":"05:32","end":"07:10","startHours":29.527744492796522,"endHours":31.17320414877662,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.1732041487766205,"endHours":8.17320414877662,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.17320414877662,"endHours":9.17320414877662,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.17320414877662,"endHours":10.17320414877662,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.17320414877662,"endHours":11.17320414877662,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.17320414877662,"endHours":12.17320414877662,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.17320414877662,"endHours":13.17320414877662,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.17320414877662,"endHours":14.17320414877662,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.17320414877662,"endHours":15.17320414877662,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.17320414877662,"endHours":16.17320414877662,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.17320414877662,"endHours":17.17320414877662,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.17320414877662,"endHours":18.17320414877662,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.17320414877662,"endHours":19.17320414877662,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.17320414877662,"endHours":20.17320414877662,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.17320414877662,"endHours":21.17320414877662,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.17320414877662,"endHours":22.17320414877662,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.17320414877662,"endHours":23.17320414877662,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.17320414877662,"endHours":24.17320414877662,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.17320414877662,"endHours":25.17320414877662,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.17320414877662,"endHours":26.17320414877662,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.17320414877662,"endHours":27.17320414877662,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.17320414877662,"endHours":28.17320414877662,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.17320414877662,"endHours":29.17320414877662,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.17320414877662,"endHours":30.17320414877662,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.17320414877662,"endHours":31.17320414877662,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.511112158465526,"eotMinutes":-8.635931491373626,"ayanamsa":24.1049}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"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":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvādaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi_eve_of_ingress":"Makara"},"precedence":4}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Dedicated festival walk for Lohri is not live yet; Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"ujjain"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 13, 2018 CE · Ujjain · Vidhyamitra","description":"January 13, 2018 CE for Ujjain: Kṛṣṇa Dvādaśī, sūryodaya 07:10, sūryāsta 18:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/2018-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/2018-01-13","sa":"https://sa.vidhyamitra.com/city/ujjain/2018-01-13","hi":"https://hi.vidhyamitra.com/city/ujjain/2018-01-13","x-default":"https://vidhyamitra.com/city/ujjain/2018-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T09:58:48.970Z","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":"2026-09-11T09:58:48.970Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T09:58:48.970Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}