{"id":"vidhyamitra:city-day:gwalior:2011-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/gwalior/2011-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-01-18","date_display":"January 18, 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":"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":2011,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455579.770833,"kali_year":5112,"ahargana":1867114.2708,"sun":{"sidereal_longitude":273.453,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":68.6849,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.2319,"elapsed_within_tithi_degrees":11.2319},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":68.6849,"elapsed_within_degrees":2.0182},"yoga":{"number":26,"name":"Indra","sum_longitude":342.1379},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455579.770833,"ahargana":1867114.2708,"kali_year":5112,"ayanamsa_lahiri":24.0073,"grahas":{"sun":{"sidereal_longitude":273.56945199999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":69.16105199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false,"latitude":0.2052},"mars":{"sidereal_longitude":277.490452,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":251.44805199999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":335.213252,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":226.75515199999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":172.90975200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":251.3007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":71.3007,"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":"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":2011,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455579.770833,"kali_year":5112,"ahargana":1867114.2708,"sun":{"sidereal_longitude":273.453,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":68.6849,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.2319,"elapsed_within_tithi_degrees":11.2319},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":68.6849,"elapsed_within_degrees":2.0182},"yoga":{"number":26,"name":"Indra","sum_longitude":342.1379},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.205,"elongation":155.232},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.205,"opposition_distance":24.768}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":0.37,"elongation":2.307}]},"city":{"slug":"gwalior","name":"Gwalior, Madhya Pradesh","lat":26.2183,"lon":78.1828,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"gwalior","name":"Gwalior, Madhya Pradesh","lat":26.2183,"lon":78.1828,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"07:06","sunsetLocal":"17:49","solarNoonLocal":"12:28","dayLengthHours":10.708839503946146,"dayLengthDisplay":"10 Hours 42 Mins 32 Secs","nightLengthDisplay":"13 Hours 17 Mins 28 Secs","moonriseLocal":"15:58","moonsetLocal":"05:42","rahuKala":{"name":"Rāhu Kāla","start":"15:08","end":"16:29","startHours":15.137510369014697,"endHours":16.476115307007966,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:47","end":"11:07","startHours":9.783090617041623,"endHours":11.121695555034892,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:28","end":"13:48","startHours":12.46030049302816,"endHours":13.798905431021428,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.60460995864252,"endHours":9.961571275440726,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:50","startHours":7.552082387052843,"endHours":7.837651440491406,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:49","startHours":12.103339176229955,"endHours":12.817261809826366,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:24","startHours":5.678035473862267,"endHours":6.391958107458677,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:06","startHours":6.2134774490595746,"endHours":7.105880741055087,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"14:58","startHours":14.245107077019185,"endHours":14.959029710615594,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.614720245001234,"endHours":18.014720245001232,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:16","startHours":17.814720245001233,"endHours":18.26092189099899,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.564720245001233,"endHours":19.314720245001233,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:49","startHours":24.103339176229955,"endHours":24.817261809826366,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:06","end":"08:27","startHours":7.105880741055087,"endHours":8.444485679048356,"quality":"inauspicious"},{"name":"Udveg","start":"08:27","end":"09:47","startHours":8.444485679048356,"endHours":9.783090617041623,"quality":"inauspicious"},{"name":"Chala","start":"09:47","end":"11:07","startHours":9.783090617041623,"endHours":11.121695555034892,"quality":"neutral"},{"name":"Labha","start":"11:07","end":"12:28","startHours":11.121695555034892,"endHours":12.46030049302816,"quality":"auspicious"},{"name":"Amṛta","start":"12:28","end":"13:48","startHours":12.46030049302816,"endHours":13.798905431021428,"quality":"auspicious"},{"name":"Kāla","start":"13:48","end":"15:08","startHours":13.798905431021428,"endHours":15.137510369014697,"quality":"inauspicious"},{"name":"Śubha","start":"15:08","end":"16:29","startHours":15.137510369014697,"endHours":16.476115307007966,"quality":"auspicious"},{"name":"Roga","start":"16:29","end":"17:49","startHours":16.476115307007966,"endHours":17.814720245001233,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:49","end":"19:29","startHours":17.814720245001233,"endHours":19.476115307007966,"quality":"inauspicious"},{"name":"Śubha","start":"19:29","end":"21:08","startHours":19.476115307007966,"endHours":21.137510369014695,"quality":"auspicious"},{"name":"Roga","start":"21:08","end":"22:48","startHours":21.137510369014695,"endHours":22.798905431021428,"quality":"inauspicious"},{"name":"Udveg","start":"22:48","end":"00:28","startHours":22.798905431021428,"endHours":24.46030049302816,"quality":"inauspicious"},{"name":"Chala","start":"00:28","end":"02:07","startHours":24.46030049302816,"endHours":26.12169555503489,"quality":"neutral"},{"name":"Labha","start":"02:07","end":"03:47","startHours":26.12169555503489,"endHours":27.783090617041623,"quality":"auspicious"},{"name":"Amṛta","start":"03:47","end":"05:27","startHours":27.783090617041623,"endHours":29.444485679048356,"quality":"auspicious"},{"name":"Kāla","start":"05:27","end":"07:06","startHours":29.444485679048356,"endHours":31.10588074105509,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.105880741055087,"endHours":8.105880741055087,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.105880741055087,"endHours":9.105880741055087,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.105880741055087,"endHours":10.105880741055087,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.105880741055087,"endHours":11.105880741055087,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.105880741055087,"endHours":12.105880741055087,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.105880741055087,"endHours":13.105880741055087,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.105880741055087,"endHours":14.105880741055087,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.105880741055087,"endHours":15.105880741055087,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.105880741055087,"endHours":16.10588074105509,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.10588074105509,"endHours":17.10588074105509,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.10588074105509,"endHours":18.10588074105509,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.10588074105509,"endHours":19.10588074105509,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.10588074105509,"endHours":20.10588074105509,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.10588074105509,"endHours":21.10588074105509,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.10588074105509,"endHours":22.10588074105509,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.10588074105509,"endHours":23.10588074105509,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.10588074105509,"endHours":24.10588074105509,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.10588074105509,"endHours":25.10588074105509,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.10588074105509,"endHours":26.10588074105509,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.10588074105509,"endHours":27.10588074105509,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.10588074105509,"endHours":28.10588074105509,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.10588074105509,"endHours":29.10588074105509,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.10588074105509,"endHours":30.10588074105509,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.10588074105509,"endHours":31.10588074105509,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.643160111093167,"eotMinutes":-10.349229581689698,"ayanamsa":24.0073}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Trayodaśī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"gwalior"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 18, 2011 CE · Gwalior, Madhya Pradesh · Vidhyamitra","description":"January 18, 2011 CE for Gwalior, Madhya Pradesh: Śukla Trayodaśī, sūryodaya 07:06, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/gwalior/2011-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/gwalior/2011-01-18","sa":"https://sa.vidhyamitra.com/city/gwalior/2011-01-18","hi":"https://hi.vidhyamitra.com/city/gwalior/2011-01-18","x-default":"https://vidhyamitra.com/city/gwalior/2011-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-23T08:49:14.325Z","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":"2026-09-23T08:49:14.325Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-23T08:49:14.325Z","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"}}}