{"id":"vidhyamitra:city-day:ujjain:-3130-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/-3130-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3130-12-12","date_display":"December 12, 3131 BCE","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":-3130,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":578170.770833,"kali_year":-28,"ahargana":-10294.7292,"sun":{"sidereal_longitude":294.9449,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":67.7461,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":132.8012,"elapsed_within_tithi_degrees":0.8012},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.7461,"elapsed_within_degrees":1.0795},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.6911},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":-3130,"month":12,"day":12,"hour":6,"minute":30,"calendar":"julian"},"julian_day":578170.770833,"ahargana":-10294.7292,"kali_year":-28,"ayanamsa_lahiri":-47.7965,"grahas":{"sun":{"sidereal_longitude":294.9449,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":67.7461,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false,"latitude":3.9827},"mars":{"sidereal_longitude":343.564,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":304.2695,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":229.631,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":341.4327,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":3.075,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":5.4643,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":185.4643,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":"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":-3130,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":578170.770833,"kali_year":-28,"ahargana":-10294.7292,"sun":{"sidereal_longitude":294.9449,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":67.7461,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":132.8012,"elapsed_within_tithi_degrees":0.8012},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.7461,"elapsed_within_degrees":1.0795},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.6911},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.983,"elongation":132.801},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.983,"opposition_distance":47.199}},"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":"06:56","sunsetLocal":"17:46","solarNoonLocal":"12:21","dayLengthHours":10.836994425169243,"dayLengthDisplay":"10 Hours 50 Mins 13 Secs","nightLengthDisplay":"13 Hours 09 Mins 47 Secs","moonriseLocal":"14:56","moonsetLocal":"03:29","rahuKala":{"name":"Rāhu Kāla","start":"16:25","end":"17:46","startHours":16.41894809175325,"endHours":17.773572394899404,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:21","end":"13:43","startHours":12.355075182314781,"endHours":13.709699485460938,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:04","end":"16:25","startHours":15.064323788607092,"endHours":16.41894809175325,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:50","startHours":9.46521000226965,"endHours":9.826443149775292,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:23","end":"07:41","startHours":7.388119404112213,"endHours":7.677105922116726,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:43","startHours":11.99384203480914,"endHours":12.716308329820423,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:29","end":"06:13","startHours":5.491645379707595,"endHours":6.214111674718878,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:56","startHours":6.033495100966057,"endHours":6.936577969730161,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:53","startHours":14.161240919842989,"endHours":14.883707214854272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:34","end":"17:58","startHours":17.573572394899404,"endHours":17.973572394899403,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:46","end":"18:14","startHours":17.773572394899404,"endHours":18.225113829281455,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:31","end":"19:16","startHours":17.523572394899404,"endHours":19.273572394899404,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:43","startHours":23.99384203480914,"endHours":24.71630832982042,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:56","end":"08:17","startHours":6.936577969730161,"endHours":8.291202272876316,"quality":"inauspicious"},{"name":"Chala","start":"08:17","end":"09:39","startHours":8.291202272876316,"endHours":9.645826576022472,"quality":"neutral"},{"name":"Labha","start":"09:39","end":"11:00","startHours":9.645826576022472,"endHours":11.000450879168627,"quality":"auspicious"},{"name":"Amṛta","start":"11:00","end":"12:21","startHours":11.000450879168627,"endHours":12.355075182314781,"quality":"auspicious"},{"name":"Kāla","start":"12:21","end":"13:43","startHours":12.355075182314781,"endHours":13.709699485460938,"quality":"inauspicious"},{"name":"Śubha","start":"13:43","end":"15:04","startHours":13.709699485460938,"endHours":15.064323788607092,"quality":"auspicious"},{"name":"Roga","start":"15:04","end":"16:25","startHours":15.064323788607092,"endHours":16.41894809175325,"quality":"inauspicious"},{"name":"Udveg","start":"16:25","end":"17:46","startHours":16.41894809175325,"endHours":17.773572394899404,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:46","end":"19:25","startHours":17.773572394899404,"endHours":19.418948091753247,"quality":"auspicious"},{"name":"Roga","start":"19:25","end":"21:04","startHours":19.418948091753247,"endHours":21.064323788607094,"quality":"inauspicious"},{"name":"Udveg","start":"21:04","end":"22:43","startHours":21.064323788607094,"endHours":22.709699485460938,"quality":"inauspicious"},{"name":"Chala","start":"22:43","end":"00:21","startHours":22.709699485460938,"endHours":24.35507518231478,"quality":"neutral"},{"name":"Labha","start":"00:21","end":"02:00","startHours":24.35507518231478,"endHours":26.000450879168625,"quality":"auspicious"},{"name":"Amṛta","start":"02:00","end":"03:39","startHours":26.000450879168625,"endHours":27.645826576022472,"quality":"auspicious"},{"name":"Kāla","start":"03:39","end":"05:17","startHours":27.645826576022472,"endHours":29.291202272876316,"quality":"inauspicious"},{"name":"Śubha","start":"05:17","end":"06:56","startHours":29.291202272876316,"endHours":30.93657796973016,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.936577969730161,"endHours":7.936577969730161,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.936577969730161,"endHours":8.93657796973016,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.93657796973016,"endHours":9.93657796973016,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.93657796973016,"endHours":10.93657796973016,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.93657796973016,"endHours":11.93657796973016,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.93657796973016,"endHours":12.93657796973016,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.93657796973016,"endHours":13.93657796973016,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.93657796973016,"endHours":14.93657796973016,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.93657796973016,"endHours":15.93657796973016,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.93657796973016,"endHours":16.93657796973016,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.93657796973016,"endHours":17.93657796973016,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.93657796973016,"endHours":18.93657796973016,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.93657796973016,"endHours":19.93657796973016,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.93657796973016,"endHours":20.93657796973016,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.93657796973016,"endHours":21.93657796973016,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.93657796973016,"endHours":22.93657796973016,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.93657796973016,"endHours":23.93657796973016,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.93657796973016,"endHours":24.93657796973016,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.93657796973016,"endHours":25.93657796973016,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.93657796973016,"endHours":26.93657796973016,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.93657796973016,"endHours":27.93657796973016,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.93657796973016,"endHours":28.93657796973016,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.93657796973016,"endHours":29.93657796973016,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.93657796973016,"endHours":30.93657796973016,"planetary_lord":"Jupiter"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.500906412488426,"eotMinutes":5.541489061113115,"ayanamsa":-47.7965}},"calendars":{"vikram_samvat":-3073,"saka_samvat":-3208,"bengali_samvat":-3723,"malayalam_era":-3954,"nanakshahi_year":-4599,"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 Dvādaśī · Vikram -3073 undefined · Śaka -3208 undefined"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 December 12, 3131 BCE · Ujjain · Vidhyamitra","description":"December 12, 3131 BCE for Ujjain: Śukla Dvādaśī, sūryodaya 06:56, sūryāsta 17:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/-3130-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/-3130-12-12","sa":"https://sa.vidhyamitra.com/city/ujjain/-3130-12-12","hi":"https://hi.vidhyamitra.com/city/ujjain/-3130-12-12","x-default":"https://vidhyamitra.com/city/ujjain/-3130-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-11T00:16:36.797Z","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":"2026-08-11T00:16:36.797Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-11T00:16:36.797Z","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":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"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"}}}