{"id":"vidhyamitra:city-day:ayodhya:2089-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2089-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2089-12-13","date_display":"December 13, 2089 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":2089,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484398.770833,"kali_year":5191,"ahargana":1895933.2708,"sun":{"sidereal_longitude":236.0159,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":359.0594,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.0434,"elapsed_within_tithi_degrees":3.0434},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.0594,"elapsed_within_degrees":12.3927},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.0753},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":2089,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484398.770833,"ahargana":1895933.2708,"kali_year":5191,"ayanamsa_lahiri":25.1095,"grahas":{"sun":{"sidereal_longitude":236.63815499999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":358.389855,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-1.1429},"mars":{"sidereal_longitude":249.086855,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":247.80375500000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":218.666155,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":234.44855500000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":40.90465499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":164.3314,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":344.3314,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2089,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484398.770833,"kali_year":5191,"ahargana":1895933.2708,"sun":{"sidereal_longitude":236.0159,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":359.0594,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":123.0434,"elapsed_within_tithi_degrees":3.0434},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.0594,"elapsed_within_degrees":12.3927},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.0753},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.143,"elongation":123.043},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.143,"opposition_distance":56.957}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:42","sunsetLocal":"17:10","solarNoonLocal":"11:56","dayLengthHours":10.472953384964795,"dayLengthDisplay":"10 Hours 28 Mins 23 Secs","nightLengthDisplay":"13 Hours 31 Mins 37 Secs","moonriseLocal":"13:42","moonsetLocal":"02:24","rahuKala":{"name":"Rāhu Kāla","start":"14:33","end":"15:52","startHours":14.553127508750897,"endHours":15.862246681871497,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:19","end":"10:38","startHours":9.316650816268501,"endHours":10.625769989389099,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:56","end":"13:15","startHours":11.934889162509698,"endHours":13.244008335630298,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:29","startHours":9.142101593185753,"endHours":9.491200039351247,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:25","startHours":7.134785527734168,"endHours":7.414064284666563,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:17","startHours":11.585790716344205,"endHours":12.283987608675192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:00","startHours":5.302018685365329,"endHours":6.0002155776963155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:42","startHours":5.825666354613569,"endHours":6.698412470027302,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:23","startHours":13.680381393337164,"endHours":14.378578285668151,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.971365854992097,"endHours":17.371365854992096,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:36","startHours":17.171365854992096,"endHours":17.607738912698963,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.921365854992096,"endHours":18.671365854992096,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:17","startHours":23.585790716344206,"endHours":24.28398760867519,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:42","end":"08:00","startHours":6.698412470027302,"endHours":8.007531643147901,"quality":"inauspicious"},{"name":"Udveg","start":"08:00","end":"09:19","startHours":8.007531643147901,"endHours":9.316650816268501,"quality":"inauspicious"},{"name":"Chala","start":"09:19","end":"10:38","startHours":9.316650816268501,"endHours":10.625769989389099,"quality":"neutral"},{"name":"Labha","start":"10:38","end":"11:56","startHours":10.625769989389099,"endHours":11.934889162509698,"quality":"auspicious"},{"name":"Amṛta","start":"11:56","end":"13:15","startHours":11.934889162509698,"endHours":13.244008335630298,"quality":"auspicious"},{"name":"Kāla","start":"13:15","end":"14:33","startHours":13.244008335630298,"endHours":14.553127508750897,"quality":"inauspicious"},{"name":"Śubha","start":"14:33","end":"15:52","startHours":14.553127508750897,"endHours":15.862246681871497,"quality":"auspicious"},{"name":"Roga","start":"15:52","end":"17:10","startHours":15.862246681871497,"endHours":17.171365854992096,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:10","end":"18:52","startHours":17.171365854992096,"endHours":18.862246681871497,"quality":"inauspicious"},{"name":"Śubha","start":"18:52","end":"20:33","startHours":18.862246681871497,"endHours":20.553127508750897,"quality":"auspicious"},{"name":"Roga","start":"20:33","end":"22:15","startHours":20.553127508750897,"endHours":22.244008335630298,"quality":"inauspicious"},{"name":"Udveg","start":"22:15","end":"23:56","startHours":22.244008335630298,"endHours":23.9348891625097,"quality":"inauspicious"},{"name":"Chala","start":"23:56","end":"01:38","startHours":23.9348891625097,"endHours":25.6257699893891,"quality":"neutral"},{"name":"Labha","start":"01:38","end":"03:19","startHours":25.6257699893891,"endHours":27.3166508162685,"quality":"auspicious"},{"name":"Amṛta","start":"03:19","end":"05:00","startHours":27.3166508162685,"endHours":29.0075316431479,"quality":"auspicious"},{"name":"Kāla","start":"05:00","end":"06:42","startHours":29.0075316431479,"endHours":30.6984124700273,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.698412470027302,"endHours":7.698412470027302,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.698412470027302,"endHours":8.698412470027302,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.698412470027302,"endHours":9.698412470027302,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.698412470027302,"endHours":10.698412470027302,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.698412470027302,"endHours":11.698412470027302,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.698412470027302,"endHours":12.698412470027302,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.698412470027302,"endHours":13.698412470027302,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.698412470027302,"endHours":14.698412470027302,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.698412470027302,"endHours":15.698412470027302,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.698412470027302,"endHours":16.6984124700273,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.6984124700273,"endHours":17.6984124700273,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.6984124700273,"endHours":18.6984124700273,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.6984124700273,"endHours":19.6984124700273,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.6984124700273,"endHours":20.6984124700273,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.6984124700273,"endHours":21.6984124700273,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.6984124700273,"endHours":22.6984124700273,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.6984124700273,"endHours":23.6984124700273,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.6984124700273,"endHours":24.6984124700273,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.6984124700273,"endHours":25.6984124700273,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.6984124700273,"endHours":26.6984124700273,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.6984124700273,"endHours":27.6984124700273,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.6984124700273,"endHours":28.6984124700273,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.6984124700273,"endHours":29.6984124700273,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.6984124700273,"endHours":30.6984124700273,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"North","anandadiYoga":{"name":"Dhvaja","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":-23.179569866427922,"eotMinutes":5.090650249418121,"ayanamsa":25.1095}},"calendars":{"vikram_samvat":2146,"vikram_samvatsara":"Dundubhi","saka_samvat":2011,"saka_samvatsara":"Saumya","bengali_samvat":1496,"malayalam_era":1265,"nanakshahi_year":620,"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 Ekādaśī · Vikram 2146 Dundubhi · Śaka 2011 Saumya"},"festivals":[{"id":"gita-jayanti","name":"Gītā Jayantī (= Mokṣadā Ekādaśī)","name_sanskrit":"गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad-Gītā speaker)","significance":"Traditional annual observance of the Bhagavad Gītā teaching on Mārgaśīrṣa Śukla Ekādaśī; no exact civil war date is asserted.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":1,"related_chart":"krishna","sources":["Bhagavad Gītā (Mahābhārata, Bhīṣma Parva)"]},{"id":"vaikuntha-ekadashi","name":"Vaikuṇṭha Ekādaśī","name_sanskrit":"वैकुण्ठ एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Most sacred Ekādaśī of the year; 'Vaikuṇṭha-dvāram udghaṭitam'.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2},{"id":"mokshada-ekadashi","name":"Mokṣadā Ekādaśī (Gītā Jayantī)","name_sanskrit":"मोक्षदा एकादशी / गीता जयन्ती","tradition":"Vaishnava","associated_deity":"Krishna (Bhagavad Gītā delivery)","significance":"Day Bhagavad Gītā was delivered at Kurukṣetra.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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 Gītā Jayantī (= Mokṣadā Ekādaśī) · Vaikuṇṭha Ekādaśī · Mokṣadā Ekādaśī (Gītā Jayantī) · Ekādaśī is not live yet; Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 13, 2089 CE · Ayodhyā · Vidhyamitra","description":"December 13, 2089 CE for Ayodhyā: Śukla Ekādaśī, sūryodaya 06:42, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2089-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2089-12-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/2089-12-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/2089-12-13","x-default":"https://vidhyamitra.com/city/ayodhya/2089-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-07T21:03:06.845Z","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":"2026-08-07T21:03:06.845Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-07T21:03:06.845Z","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"}}}