{"id":"vidhyamitra:city-day:ujjain:1998-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/1998-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-12-12","date_display":"December 12, 1998 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":1998,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451159.770833,"kali_year":5100,"ahargana":1862694.2708,"sun":{"sidereal_longitude":235.5514,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":157.8093,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2579,"elapsed_within_tithi_degrees":6.2579},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.8093,"elapsed_within_degrees":11.1426},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3607},"karana":{"half_tithi_index":47,"name":"Gara"},"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":1998,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451159.770833,"ahargana":1862694.2708,"kali_year":5100,"ayanamsa_lahiri":23.8383,"grahas":{"sun":{"sidereal_longitude":235.96152900000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":160.32542899999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false,"latitude":2.4039},"mars":{"sidereal_longitude":164.207629,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":217.433629,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":325.67712900000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":246.53662899999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":3.146829000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":125.4936,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.4936,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1998,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451159.770833,"kali_year":5100,"ahargana":1862694.2708,"sun":{"sidereal_longitude":235.5514,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":157.8093,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2579,"elapsed_within_tithi_degrees":6.2579},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.8093,"elapsed_within_degrees":11.1426},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":33.3607},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.404,"elongation":77.742},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.404,"opposition_distance":102.258}},"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":"06:59","sunsetLocal":"17:43","solarNoonLocal":"12:21","dayLengthHours":10.73423575922667,"dayLengthDisplay":"10 Hours 44 Mins 03 Secs","nightLengthDisplay":"13 Hours 15 Mins 57 Secs","moonriseLocal":"01:19","moonsetLocal":"13:18","rahuKala":{"name":"Rāhu Kāla","start":"09:40","end":"11:01","startHours":9.671516242508112,"endHours":11.013295712411447,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:42","end":"15:02","startHours":13.696854652218114,"endHours":15.038634122121447,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:59","end":"08:20","startHours":6.987957302701445,"endHours":8.329736772604779,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:30","end":"09:51","startHours":9.492612313187667,"endHours":9.850420171828556,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.435217126002557,"endHours":7.721463412915268,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:43","startHours":11.997267323673892,"endHours":12.71288304095567,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:16","startHours":5.556725868137889,"endHours":6.272341585419667,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"06:59","startHours":6.093437656099223,"endHours":6.987957302701445,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:52","startHours":14.144114475519226,"endHours":14.859730192801004,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:31","end":"17:55","startHours":17.522193061928117,"endHours":17.922193061928116,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:43","end":"18:10","startHours":17.722193061928117,"endHours":18.169452885229227,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:28","end":"19:13","startHours":17.472193061928117,"endHours":19.222193061928117,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:43","startHours":23.997267323673892,"endHours":24.71288304095567,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:59","end":"08:20","startHours":6.987957302701445,"endHours":8.329736772604779,"quality":"inauspicious"},{"name":"Śubha","start":"08:20","end":"09:40","startHours":8.329736772604779,"endHours":9.671516242508112,"quality":"auspicious"},{"name":"Roga","start":"09:40","end":"11:01","startHours":9.671516242508112,"endHours":11.013295712411447,"quality":"inauspicious"},{"name":"Udveg","start":"11:01","end":"12:21","startHours":11.013295712411447,"endHours":12.355075182314781,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:42","startHours":12.355075182314781,"endHours":13.696854652218114,"quality":"neutral"},{"name":"Labha","start":"13:42","end":"15:02","startHours":13.696854652218114,"endHours":15.038634122121447,"quality":"auspicious"},{"name":"Amṛta","start":"15:02","end":"16:23","startHours":15.038634122121447,"endHours":16.380413592024784,"quality":"auspicious"},{"name":"Kāla","start":"16:23","end":"17:43","startHours":16.380413592024784,"endHours":17.722193061928117,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:43","end":"19:23","startHours":17.722193061928117,"endHours":19.380413592024784,"quality":"auspicious"},{"name":"Amṛta","start":"19:23","end":"21:02","startHours":19.380413592024784,"endHours":21.03863412212145,"quality":"auspicious"},{"name":"Kāla","start":"21:02","end":"22:42","startHours":21.03863412212145,"endHours":22.696854652218114,"quality":"inauspicious"},{"name":"Śubha","start":"22:42","end":"00:21","startHours":22.696854652218114,"endHours":24.35507518231478,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"02:01","startHours":24.35507518231478,"endHours":26.01329571241145,"quality":"inauspicious"},{"name":"Udveg","start":"02:01","end":"03:40","startHours":26.01329571241145,"endHours":27.671516242508112,"quality":"inauspicious"},{"name":"Chala","start":"03:40","end":"05:20","startHours":27.671516242508112,"endHours":29.32973677260478,"quality":"neutral"},{"name":"Labha","start":"05:20","end":"06:59","startHours":29.32973677260478,"endHours":30.987957302701446,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.987957302701445,"endHours":7.987957302701445,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.987957302701445,"endHours":8.987957302701446,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.987957302701446,"endHours":9.987957302701446,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.987957302701446,"endHours":10.987957302701446,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.987957302701446,"endHours":11.987957302701446,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.987957302701446,"endHours":12.987957302701446,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.987957302701446,"endHours":13.987957302701446,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.987957302701446,"endHours":14.987957302701446,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.987957302701446,"endHours":15.987957302701446,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.987957302701446,"endHours":16.987957302701446,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.987957302701446,"endHours":17.987957302701446,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.987957302701446,"endHours":18.987957302701446,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.987957302701446,"endHours":19.987957302701446,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.987957302701446,"endHours":20.987957302701446,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.987957302701446,"endHours":21.987957302701446,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.987957302701446,"endHours":22.987957302701446,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.987957302701446,"endHours":23.987957302701446,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.987957302701446,"endHours":24.987957302701446,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.987957302701446,"endHours":25.987957302701446,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.987957302701446,"endHours":26.987957302701446,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.987957302701446,"endHours":27.987957302701446,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.987957302701446,"endHours":28.987957302701446,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.987957302701446,"endHours":29.987957302701446,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.987957302701446,"endHours":30.987957302701446,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.044524329736017,"eotMinutes":5.541489061113115,"ayanamsa":23.8383}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Navamī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[],"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":"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 December 12, 1998 CE · Ujjain · Vidhyamitra","description":"December 12, 1998 CE for Ujjain: Kṛṣṇa Navamī, sūryodaya 06:59, sūryāsta 17:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/1998-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/1998-12-12","sa":"https://sa.vidhyamitra.com/city/ujjain/1998-12-12","hi":"https://hi.vidhyamitra.com/city/ujjain/1998-12-12","x-default":"https://vidhyamitra.com/city/ujjain/1998-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T14:33:53.208Z","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":"2026-09-11T14:33:53.208Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T14:33:53.208Z","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"}}}