{"id":"vidhyamitra:city-day:ujjain:2155-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/2155-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2155-04-18","date_display":"April 18, 2155 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":2155,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508264.770833,"kali_year":5256,"ahargana":1919799.2708,"sun":{"sidereal_longitude":1.5516,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":185.3151,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.7635,"elapsed_within_tithi_degrees":3.7635},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.3151,"elapsed_within_degrees":11.9818},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.8667},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2155,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508264.770833,"ahargana":1919799.2708,"kali_year":5256,"ayanamsa_lahiri":26.0223,"grahas":{"sun":{"sidereal_longitude":1.7855979999999931,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":186.76059800000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-1.937},"mars":{"sidereal_longitude":145.86929800000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":9.24579799999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":38.221698,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":338.145798,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":123.219898,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":339.7959,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":159.7959,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2155,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508264.770833,"kali_year":5256,"ahargana":1919799.2708,"sun":{"sidereal_longitude":1.5516,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":185.3151,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.7635,"elapsed_within_tithi_degrees":3.7635},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":185.3151,"elapsed_within_degrees":11.9818},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.8667},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.937,"elongation":176.236},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.937,"opposition_distance":3.764}},"eclipse_window_40days":[{"offset_days":-16,"type":"solar","occurs":true,"moon_latitude":0.5,"elongation":1.176}]},"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":"06:04","sunsetLocal":"18:49","solarNoonLocal":"12:26","dayLengthHours":12.741673519490003,"dayLengthDisplay":"12 Hours 44 Mins 30 Secs","nightLengthDisplay":"11 Hours 15 Mins 30 Secs","moonriseLocal":"19:05","moonsetLocal":"06:27","rahuKala":{"name":"Rāhu Kāla","start":"10:51","end":"12:26","startHours":10.846292761799026,"endHours":12.439001951735277,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:37","end":"17:13","startHours":15.624420331607777,"endHours":17.217129521544027,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:40","end":"09:15","startHours":7.660874381926526,"endHours":9.253583571862777,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:28","startHours":9.041222346537943,"endHours":9.465944797187609,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.599068255302358,"endHours":6.938846215822092,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:52","startHours":12.01427950108561,"endHours":12.863724402384943,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:13","startHours":4.369275389391608,"endHours":5.218720290690941,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:04","startHours":5.006359065366108,"endHours":6.068165191990275,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:25","startHours":14.56261420498361,"endHours":15.412059106282944,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.60983871148028,"endHours":19.009838711480278,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:20","startHours":18.80983871148028,"endHours":19.340741774792363,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.55983871148028,"endHours":20.30983871148028,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:52","startHours":24.01427950108561,"endHours":24.863724402384946,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:04","end":"07:40","startHours":6.068165191990275,"endHours":7.660874381926526,"quality":"neutral"},{"name":"Labha","start":"07:40","end":"09:15","startHours":7.660874381926526,"endHours":9.253583571862777,"quality":"auspicious"},{"name":"Amṛta","start":"09:15","end":"10:51","startHours":9.253583571862777,"endHours":10.846292761799026,"quality":"auspicious"},{"name":"Kāla","start":"10:51","end":"12:26","startHours":10.846292761799026,"endHours":12.439001951735277,"quality":"inauspicious"},{"name":"Śubha","start":"12:26","end":"14:02","startHours":12.439001951735277,"endHours":14.031711141671527,"quality":"auspicious"},{"name":"Roga","start":"14:02","end":"15:37","startHours":14.031711141671527,"endHours":15.624420331607777,"quality":"inauspicious"},{"name":"Udveg","start":"15:37","end":"17:13","startHours":15.624420331607777,"endHours":17.217129521544027,"quality":"inauspicious"},{"name":"Chala","start":"17:13","end":"18:49","startHours":17.217129521544027,"endHours":18.80983871148028,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:49","end":"20:13","startHours":18.80983871148028,"endHours":20.217129521544027,"quality":"inauspicious"},{"name":"Udveg","start":"20:13","end":"21:37","startHours":20.217129521544027,"endHours":21.624420331607777,"quality":"inauspicious"},{"name":"Chala","start":"21:37","end":"23:02","startHours":21.624420331607777,"endHours":23.03171114167153,"quality":"neutral"},{"name":"Labha","start":"23:02","end":"00:26","startHours":23.03171114167153,"endHours":24.43900195173528,"quality":"auspicious"},{"name":"Amṛta","start":"00:26","end":"01:51","startHours":24.43900195173528,"endHours":25.846292761799027,"quality":"auspicious"},{"name":"Kāla","start":"01:51","end":"03:15","startHours":25.846292761799027,"endHours":27.253583571862777,"quality":"inauspicious"},{"name":"Śubha","start":"03:15","end":"04:40","startHours":27.253583571862777,"endHours":28.660874381926526,"quality":"auspicious"},{"name":"Roga","start":"04:40","end":"06:04","startHours":28.660874381926526,"endHours":30.068165191990275,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.068165191990275,"endHours":7.068165191990275,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.068165191990275,"endHours":8.068165191990275,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.068165191990275,"endHours":9.068165191990275,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.068165191990275,"endHours":10.068165191990275,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.068165191990275,"endHours":11.068165191990275,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.068165191990275,"endHours":12.068165191990275,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.068165191990275,"endHours":13.068165191990275,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.068165191990275,"endHours":14.068165191990275,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.068165191990275,"endHours":15.068165191990275,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.068165191990275,"endHours":16.068165191990275,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.068165191990275,"endHours":17.068165191990275,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.068165191990275,"endHours":18.068165191990275,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.068165191990275,"endHours":19.068165191990275,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.068165191990275,"endHours":20.068165191990275,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.068165191990275,"endHours":21.068165191990275,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.068165191990275,"endHours":22.068165191990275,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.068165191990275,"endHours":23.068165191990275,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.068165191990275,"endHours":24.068165191990275,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.068165191990275,"endHours":25.068165191990275,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.068165191990275,"endHours":26.068165191990275,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.068165191990275,"endHours":27.068165191990275,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.068165191990275,"endHours":28.068165191990275,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.068165191990275,"endHours":29.068165191990275,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.068165191990275,"endHours":30.068165191990275,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.692943865271008,"eotMinutes":0.5058828958834352,"ayanamsa":26.0223}},"calendars":{"vikram_samvat":2212,"vikram_samvatsara":"Vibhava","saka_samvat":2077,"saka_samvatsara":"Rākṣasa","bengali_samvat":1562,"malayalam_era":1331,"nanakshahi_year":686,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Pratipada · Vikram 2212 Vibhava · Śaka 2077 Rākṣasa"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 April 18, 2155 CE · Ujjain · Vidhyamitra","description":"April 18, 2155 CE for Ujjain: Kṛṣṇa Pratipada, sūryodaya 06:04, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/2155-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/2155-04-18","sa":"https://sa.vidhyamitra.com/city/ujjain/2155-04-18","hi":"https://hi.vidhyamitra.com/city/ujjain/2155-04-18","x-default":"https://vidhyamitra.com/city/ujjain/2155-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T09:28:41.227Z","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":"2026-08-10T09:28:41.227Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T09:28:41.227Z","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"}}}