{"id":"vidhyamitra:city-day:tiruchirappalli:2026-12-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/tiruchirappalli/2026-12-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-12-11","date_display":"December 11, 2026 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":2026,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461385.770833,"kali_year":5128,"ahargana":1872920.2708,"sun":{"sidereal_longitude":234.2752,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":258.7213,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.4461,"elapsed_within_tithi_degrees":0.4461},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.7213,"elapsed_within_degrees":5.388},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.9966},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":2026,"month":12,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461385.770833,"ahargana":1872920.2708,"kali_year":5128,"ayanamsa_lahiri":24.2294,"grahas":{"sun":{"sidereal_longitude":234.76262100000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":256.60282099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.1775},"mars":{"sidereal_longitude":130.72932100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":222.451321,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":122.566621,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":190.06892100000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":343.756321,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":303.6709,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":123.6709,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2026,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461385.770833,"kali_year":5128,"ahargana":1872920.2708,"sun":{"sidereal_longitude":234.2752,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":258.7213,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.4461,"elapsed_within_tithi_degrees":0.4461},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.7213,"elapsed_within_degrees":5.388},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.9966},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.178,"elongation":24.446},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.178,"opposition_distance":155.554}},"eclipse_window_40days":[]},"city":{"slug":"tiruchirappalli","name":"Tiruchirappalli (Trichy), Tamil Nadu","lat":10.7905,"lon":78.7047,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"tiruchirappalli","name":"Tiruchirappalli (Trichy), Tamil Nadu","lat":10.7905,"lon":78.7047,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:24","sunsetLocal":"17:54","solarNoonLocal":"12:09","dayLengthHours":11.50502265192545,"dayLengthDisplay":"11 Hours 30 Mins 18 Secs","nightLengthDisplay":"12 Hours 29 Mins 42 Secs","moonriseLocal":"07:53","moonsetLocal":"19:21","rahuKala":{"name":"Rāhu Kāla","start":"10:43","end":"12:09","startHours":10.715090790433772,"endHours":12.153218621924452,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:02","end":"16:28","startHours":15.029474284905817,"endHours":16.467602116396495,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:50","end":"09:17","startHours":7.838835127452409,"endHours":9.276962958943091,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:28","startHours":9.085212581411,"endHours":9.468713336475181,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:11","startHours":6.880083239791955,"endHours":7.186883843843301,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:32","startHours":11.76971786686027,"endHours":12.536719376988634,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:38","startHours":4.8667042757050005,"endHours":5.633705785833365,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:24","startHours":5.441955408301274,"endHours":6.400707295961728,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:50","startHours":14.070722397245362,"endHours":14.837723907373725,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:42","end":"18:06","startHours":17.70572994788718,"endHours":18.105729947887177,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:54","end":"18:23","startHours":17.905729947887178,"endHours":18.385105891717405,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:39","end":"19:24","startHours":17.655729947887178,"endHours":19.405729947887178,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:32","startHours":23.76971786686027,"endHours":24.536719376988636,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:24","end":"07:50","startHours":6.400707295961728,"endHours":7.838835127452409,"quality":"neutral"},{"name":"Labha","start":"07:50","end":"09:17","startHours":7.838835127452409,"endHours":9.276962958943091,"quality":"auspicious"},{"name":"Amṛta","start":"09:17","end":"10:43","startHours":9.276962958943091,"endHours":10.715090790433772,"quality":"auspicious"},{"name":"Kāla","start":"10:43","end":"12:09","startHours":10.715090790433772,"endHours":12.153218621924452,"quality":"inauspicious"},{"name":"Śubha","start":"12:09","end":"13:35","startHours":12.153218621924452,"endHours":13.591346453415134,"quality":"auspicious"},{"name":"Roga","start":"13:35","end":"15:02","startHours":13.591346453415134,"endHours":15.029474284905817,"quality":"inauspicious"},{"name":"Udveg","start":"15:02","end":"16:28","startHours":15.029474284905817,"endHours":16.467602116396495,"quality":"inauspicious"},{"name":"Chala","start":"16:28","end":"17:54","startHours":16.467602116396495,"endHours":17.905729947887178,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:54","end":"19:28","startHours":17.905729947887178,"endHours":19.467602116396495,"quality":"inauspicious"},{"name":"Udveg","start":"19:28","end":"21:02","startHours":19.467602116396495,"endHours":21.029474284905817,"quality":"inauspicious"},{"name":"Chala","start":"21:02","end":"22:35","startHours":21.029474284905817,"endHours":22.591346453415134,"quality":"neutral"},{"name":"Labha","start":"22:35","end":"00:09","startHours":22.591346453415134,"endHours":24.153218621924452,"quality":"auspicious"},{"name":"Amṛta","start":"00:09","end":"01:43","startHours":24.153218621924452,"endHours":25.71509079043377,"quality":"auspicious"},{"name":"Kāla","start":"01:43","end":"03:17","startHours":25.71509079043377,"endHours":27.276962958943088,"quality":"inauspicious"},{"name":"Śubha","start":"03:17","end":"04:50","startHours":27.276962958943088,"endHours":28.83883512745241,"quality":"auspicious"},{"name":"Roga","start":"04:50","end":"06:24","startHours":28.83883512745241,"endHours":30.400707295961727,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.400707295961728,"endHours":7.400707295961728,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.400707295961728,"endHours":8.400707295961727,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.400707295961727,"endHours":9.400707295961727,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.400707295961727,"endHours":10.400707295961727,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.400707295961727,"endHours":11.400707295961727,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.400707295961727,"endHours":12.400707295961727,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.400707295961727,"endHours":13.400707295961727,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.400707295961727,"endHours":14.400707295961727,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.400707295961727,"endHours":15.400707295961727,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.400707295961727,"endHours":16.400707295961727,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.400707295961727,"endHours":17.400707295961727,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.400707295961727,"endHours":18.400707295961727,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.400707295961727,"endHours":19.400707295961727,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.400707295961727,"endHours":20.400707295961727,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.400707295961727,"endHours":21.400707295961727,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.400707295961727,"endHours":22.400707295961727,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.400707295961727,"endHours":23.400707295961727,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.400707295961727,"endHours":24.400707295961727,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.400707295961727,"endHours":25.400707295961727,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.400707295961727,"endHours":26.400707295961727,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.400707295961727,"endHours":27.400707295961727,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.400707295961727,"endHours":28.400707295961727,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.400707295961727,"endHours":29.400707295961727,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.400707295961727,"endHours":30.400707295961727,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Maitra","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":-22.980288482526916,"eotMinutes":5.988082684532823,"ayanamsa":24.2294}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","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":"Mārgaśīrṣa Śukla Tṛtīyā · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"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":"tiruchirappalli"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 11, 2026 CE · Tiruchirappalli (Trichy), Tamil Nadu · Vidhyamitra","description":"December 11, 2026 CE for Tiruchirappalli (Trichy), Tamil Nadu: Śukla Tṛtīyā, sūryodaya 06:24, sūryāsta 17:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/tiruchirappalli/2026-12-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/tiruchirappalli/2026-12-11","sa":"https://sa.vidhyamitra.com/city/tiruchirappalli/2026-12-11","hi":"https://hi.vidhyamitra.com/city/tiruchirappalli/2026-12-11","x-default":"https://vidhyamitra.com/city/tiruchirappalli/2026-12-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-25T00:22:17.337Z","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":"2026-07-25T00:22:17.337Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-25T00:22:17.337Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-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","Divyāṁśa-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"}}}