{"id":"vidhyamitra:city-day:ujjain:2011-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/2011-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-02-07","date_display":"February 7, 2011 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":2011,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455599.770833,"kali_year":5112,"ahargana":1867134.2708,"sun":{"sidereal_longitude":293.9174,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.545,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.6276,"elapsed_within_tithi_degrees":10.6276},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.545,"elapsed_within_degrees":7.2116},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.4624},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":2011,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455599.770833,"ahargana":1867134.2708,"kali_year":5112,"ayanamsa_lahiri":24.0081,"grahas":{"sun":{"sidereal_longitude":293.89028800000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":337.015288,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":4.4999},"mars":{"sidereal_longitude":293.209388,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":280.7923880000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":338.994988,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":248.96948799999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":172.849788,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":250.2411,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":70.2411,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2011,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455599.770833,"kali_year":5112,"ahargana":1867134.2708,"sun":{"sidereal_longitude":293.9174,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.545,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.6276,"elapsed_within_tithi_degrees":10.6276},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.545,"elapsed_within_degrees":7.2116},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.4624},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.5,"elongation":46.628},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.5,"opposition_distance":133.372}},"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":"07:05","sunsetLocal":"18:18","solarNoonLocal":"12:41","dayLengthHours":11.219104269428962,"dayLengthDisplay":"11 Hours 13 Mins 09 Secs","nightLengthDisplay":"12 Hours 46 Mins 51 Secs","moonriseLocal":"09:30","moonsetLocal":"21:37","rahuKala":{"name":"Rāhu Kāla","start":"08:29","end":"09:53","startHours":8.479896774120249,"endHours":9.882284807798868,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:17","end":"12:41","startHours":11.284672841477489,"endHours":12.68706087515611,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:05","end":"15:30","startHours":14.08944890883473,"endHours":15.49183694251335,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:42","end":"10:04","startHours":9.695299736641719,"endHours":10.069269878956018,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:51","startHours":7.544971418334502,"endHours":7.84414753218594,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:19","end":"13:04","startHours":12.313090732841811,"endHours":13.061031017470409,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:20","startHours":5.581628171184433,"endHours":6.32956845581303,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:05","startHours":6.142583384655881,"endHours":7.077508740441628,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:18","startHours":14.556911586727603,"endHours":15.3048518713562,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.09661300987059,"endHours":18.49661300987059,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:46","startHours":18.29661300987059,"endHours":18.764075687763462,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.04661300987059,"endHours":19.79661300987059,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:19","end":"01:04","startHours":24.31309073284181,"endHours":25.06103101747041,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:05","end":"08:29","startHours":7.077508740441628,"endHours":8.479896774120249,"quality":"auspicious"},{"name":"Kāla","start":"08:29","end":"09:53","startHours":8.479896774120249,"endHours":9.882284807798868,"quality":"inauspicious"},{"name":"Śubha","start":"09:53","end":"11:17","startHours":9.882284807798868,"endHours":11.284672841477489,"quality":"auspicious"},{"name":"Roga","start":"11:17","end":"12:41","startHours":11.284672841477489,"endHours":12.68706087515611,"quality":"inauspicious"},{"name":"Udveg","start":"12:41","end":"14:05","startHours":12.68706087515611,"endHours":14.08944890883473,"quality":"inauspicious"},{"name":"Chala","start":"14:05","end":"15:30","startHours":14.08944890883473,"endHours":15.49183694251335,"quality":"neutral"},{"name":"Labha","start":"15:30","end":"16:54","startHours":15.49183694251335,"endHours":16.89422497619197,"quality":"auspicious"},{"name":"Amṛta","start":"16:54","end":"18:18","startHours":16.89422497619197,"endHours":18.29661300987059,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:18","end":"19:54","startHours":18.29661300987059,"endHours":19.89422497619197,"quality":"neutral"},{"name":"Labha","start":"19:54","end":"21:30","startHours":19.89422497619197,"endHours":21.49183694251335,"quality":"auspicious"},{"name":"Amṛta","start":"21:30","end":"23:05","startHours":21.49183694251335,"endHours":23.08944890883473,"quality":"auspicious"},{"name":"Kāla","start":"23:05","end":"00:41","startHours":23.08944890883473,"endHours":24.68706087515611,"quality":"inauspicious"},{"name":"Śubha","start":"00:41","end":"02:17","startHours":24.68706087515611,"endHours":26.284672841477487,"quality":"auspicious"},{"name":"Roga","start":"02:17","end":"03:53","startHours":26.284672841477487,"endHours":27.882284807798868,"quality":"inauspicious"},{"name":"Udveg","start":"03:53","end":"05:29","startHours":27.882284807798868,"endHours":29.47989677412025,"quality":"inauspicious"},{"name":"Chala","start":"05:29","end":"07:05","startHours":29.47989677412025,"endHours":31.07750874044163,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.077508740441628,"endHours":8.077508740441628,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.077508740441628,"endHours":9.077508740441628,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.077508740441628,"endHours":10.077508740441628,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.077508740441628,"endHours":11.077508740441628,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.077508740441628,"endHours":12.077508740441628,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.077508740441628,"endHours":13.077508740441628,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.077508740441628,"endHours":14.077508740441628,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.077508740441628,"endHours":15.077508740441628,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.077508740441628,"endHours":16.07750874044163,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.07750874044163,"endHours":17.07750874044163,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.07750874044163,"endHours":18.07750874044163,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.07750874044163,"endHours":19.07750874044163,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.07750874044163,"endHours":20.07750874044163,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.07750874044163,"endHours":21.07750874044163,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.07750874044163,"endHours":22.07750874044163,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.07750874044163,"endHours":23.07750874044163,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.07750874044163,"endHours":24.07750874044163,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.07750874044163,"endHours":25.07750874044163,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.07750874044163,"endHours":26.07750874044163,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.07750874044163,"endHours":27.07750874044163,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.07750874044163,"endHours":28.07750874044163,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.07750874044163,"endHours":29.07750874044163,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.07750874044163,"endHours":30.07750874044163,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.07750874044163,"endHours":31.07750874044163,"planetary_lord":"Venus"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","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":-15.465538241672613,"eotMinutes":-14.37765250936663,"ayanamsa":24.0081}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"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 Caturthī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"ujjain"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 7, 2011 CE · Ujjain · Vidhyamitra","description":"February 7, 2011 CE for Ujjain: Śukla Caturthī, sūryodaya 07:05, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/2011-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/2011-02-07","sa":"https://sa.vidhyamitra.com/city/ujjain/2011-02-07","hi":"https://hi.vidhyamitra.com/city/ujjain/2011-02-07","x-default":"https://vidhyamitra.com/city/ujjain/2011-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:52:43.389Z","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":"2026-06-01T04:52:43.389Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:52:43.389Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}