{"id":"vidhyamitra:city-day:ujjain:-3101-02-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/-3101-02-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3101-02-16","date_display":"February 16, 3102 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":-3101,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588463.770833,"kali_year":0,"ahargana":-1.7292,"sun":{"sidereal_longitude":0.5993,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":343.1617,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5624,"elapsed_within_tithi_degrees":6.5624},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":343.1617,"elapsed_within_degrees":9.8283},"yoga":{"number":26,"name":"Indra","sum_longitude":343.761},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":-3101,"month":2,"day":16,"hour":6,"minute":30,"calendar":"julian"},"julian_day":588463.770833,"ahargana":-1.7292,"kali_year":0,"ayanamsa_lahiri":-47.4029,"grahas":{"sun":{"sidereal_longitude":0.5993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":343.1617,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":1.3092},"mars":{"sidereal_longitude":4.1233,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":354.5571,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":1.0398,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":358.9462,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":352.5274,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":180.0916,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":0.0916,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":-3101,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":588463.770833,"kali_year":0,"ahargana":-1.7292,"sun":{"sidereal_longitude":0.5993,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":343.1617,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.5624,"elapsed_within_tithi_degrees":6.5624},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":343.1617,"elapsed_within_degrees":9.8283},"yoga":{"number":26,"name":"Indra","sum_longitude":343.761},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.309,"elongation":17.438},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.309,"opposition_distance":162.562}},"eclipse_window_40days":[{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":1.238,"opposition_distance":1.931}]},"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":"07:07","sunsetLocal":"18:15","solarNoonLocal":"12:41","dayLengthHours":11.133508756429089,"dayLengthDisplay":"11 Hours 08 Mins 01 Secs","nightLengthDisplay":"12 Hours 51 Mins 59 Secs","moonriseLocal":"06:07","moonsetLocal":"16:57","rahuKala":{"name":"Rāhu Kāla","start":"12:41","end":"14:05","startHours":12.68973347669927,"endHours":14.081422071252906,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:31","end":"09:54","startHours":8.514667693038362,"endHours":9.906356287591997,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:18","end":"12:41","startHours":11.298044882145634,"endHours":12.68973347669927,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:43","end":"10:06","startHours":9.72079780831818,"endHours":10.091914766865816,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:35","end":"07:53","startHours":7.5868752966692705,"endHours":7.883768863507379,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:19","end":"13:04","startHours":12.318616518151634,"endHours":13.060850435246907,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:38","end":"06:23","startHours":5.63851126429418,"endHours":6.380745181389453,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:07","startHours":6.195186702115635,"endHours":7.122979098484725,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:17","startHours":14.545318269437452,"endHours":15.287552186532725,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.056487854913815,"endHours":18.456487854913814,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:43","startHours":18.256487854913814,"endHours":18.72038405309836,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":18.006487854913814,"endHours":19.756487854913814,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:19","end":"01:04","startHours":24.318616518151636,"endHours":25.060850435246905,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:07","end":"08:31","startHours":7.122979098484725,"endHours":8.514667693038362,"quality":"auspicious"},{"name":"Amṛta","start":"08:31","end":"09:54","startHours":8.514667693038362,"endHours":9.906356287591997,"quality":"auspicious"},{"name":"Kāla","start":"09:54","end":"11:18","startHours":9.906356287591997,"endHours":11.298044882145634,"quality":"inauspicious"},{"name":"Śubha","start":"11:18","end":"12:41","startHours":11.298044882145634,"endHours":12.68973347669927,"quality":"auspicious"},{"name":"Roga","start":"12:41","end":"14:05","startHours":12.68973347669927,"endHours":14.081422071252906,"quality":"inauspicious"},{"name":"Udveg","start":"14:05","end":"15:28","startHours":14.081422071252906,"endHours":15.473110665806542,"quality":"inauspicious"},{"name":"Chala","start":"15:28","end":"16:52","startHours":15.473110665806542,"endHours":16.86479926036018,"quality":"neutral"},{"name":"Labha","start":"16:52","end":"18:15","startHours":16.86479926036018,"endHours":18.256487854913814,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:15","end":"19:52","startHours":18.256487854913814,"endHours":19.86479926036018,"quality":"inauspicious"},{"name":"Chala","start":"19:52","end":"21:28","startHours":19.86479926036018,"endHours":21.47311066580654,"quality":"neutral"},{"name":"Labha","start":"21:28","end":"23:05","startHours":21.47311066580654,"endHours":23.081422071252906,"quality":"auspicious"},{"name":"Amṛta","start":"23:05","end":"00:41","startHours":23.081422071252906,"endHours":24.68973347669927,"quality":"auspicious"},{"name":"Kāla","start":"00:41","end":"02:18","startHours":24.68973347669927,"endHours":26.298044882145632,"quality":"inauspicious"},{"name":"Śubha","start":"02:18","end":"03:54","startHours":26.298044882145632,"endHours":27.906356287591997,"quality":"auspicious"},{"name":"Roga","start":"03:54","end":"05:31","startHours":27.906356287591997,"endHours":29.514667693038362,"quality":"inauspicious"},{"name":"Udveg","start":"05:31","end":"07:07","startHours":29.514667693038362,"endHours":31.122979098484727,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:07","end":"08:07","startHours":7.122979098484725,"endHours":8.122979098484725,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:07","end":"09:07","startHours":8.122979098484725,"endHours":9.122979098484725,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:07","end":"10:07","startHours":9.122979098484725,"endHours":10.122979098484725,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:07","end":"11:07","startHours":10.122979098484725,"endHours":11.122979098484725,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:07","end":"12:07","startHours":11.122979098484725,"endHours":12.122979098484725,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:07","end":"13:07","startHours":12.122979098484725,"endHours":13.122979098484725,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:07","end":"14:07","startHours":13.122979098484725,"endHours":14.122979098484725,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:07","end":"15:07","startHours":14.122979098484725,"endHours":15.122979098484725,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:07","end":"16:07","startHours":15.122979098484725,"endHours":16.122979098484727,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:07","end":"17:07","startHours":16.122979098484727,"endHours":17.122979098484727,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:07","end":"18:07","startHours":17.122979098484727,"endHours":18.122979098484727,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:07","end":"19:07","startHours":18.122979098484727,"endHours":19.122979098484727,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:07","end":"20:07","startHours":19.122979098484727,"endHours":20.122979098484727,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:07","end":"21:07","startHours":20.122979098484727,"endHours":21.122979098484727,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:07","end":"22:07","startHours":21.122979098484727,"endHours":22.122979098484727,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:07","end":"23:07","startHours":22.122979098484727,"endHours":23.122979098484727,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:07","end":"00:07","startHours":23.122979098484727,"endHours":24.122979098484727,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:07","end":"01:07","startHours":24.122979098484727,"endHours":25.122979098484727,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:07","end":"02:07","startHours":25.122979098484727,"endHours":26.122979098484727,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:07","end":"03:07","startHours":26.122979098484727,"endHours":27.122979098484727,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:07","end":"04:07","startHours":27.122979098484727,"endHours":28.122979098484727,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:07","end":"05:07","startHours":28.122979098484727,"endHours":29.122979098484727,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:07","end":"06:07","startHours":29.122979098484727,"endHours":30.122979098484727,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:07","end":"07:07","startHours":30.122979098484727,"endHours":31.122979098484727,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"undefined (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.855057973187122,"eotMinutes":-14.538008601956186,"ayanamsa":-47.4029}},"calendars":{"vikram_samvat":-3044,"saka_samvat":-3179,"bengali_samvat":-3694,"malayalam_era":-3925,"nanakshahi_year":-4570,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","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 Caturdaśī · Vikram -3044 undefined · Śaka -3179 undefined"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Māsika Śivarātri is not live yet; Budhavāra (Wednesday) — 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 February 16, 3102 BCE · Ujjain · Vidhyamitra","description":"February 16, 3102 BCE for Ujjain: Kṛṣṇa Caturdaśī, sūryodaya 07:07, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/-3101-02-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/-3101-02-16","sa":"https://sa.vidhyamitra.com/city/ujjain/-3101-02-16","hi":"https://hi.vidhyamitra.com/city/ujjain/-3101-02-16","x-default":"https://vidhyamitra.com/city/ujjain/-3101-02-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T03:52:16.184Z","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":"2026-09-11T03:52:16.184Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T03:52:16.184Z","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"}}}