{"id":"vidhyamitra:city-day:ayodhya:1998-02-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1998-02-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-02-11","date_display":"February 11, 1998 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":1998,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450855.770833,"kali_year":5099,"ahargana":1862390.2708,"sun":{"sidereal_longitude":298.3609,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":115.1629,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.802,"elapsed_within_tithi_degrees":8.802},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.1629,"elapsed_within_degrees":8.4962},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.5238},"karana":{"half_tithi_index":29,"name":"Bava"},"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":1998,"month":2,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450855.770833,"ahargana":1862390.2708,"kali_year":5099,"ayanamsa_lahiri":23.8266,"grahas":{"sun":{"sidereal_longitude":298.278244,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":113.82164399999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":-2.0019},"mars":{"sidereal_longitude":319.30684399999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":289.891344,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":307.72934399999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":265.04414399999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":352.444344,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":141.601,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":321.601,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":"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":1998,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450855.770833,"kali_year":5099,"ahargana":1862390.2708,"sun":{"sidereal_longitude":298.3609,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":115.1629,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.802,"elapsed_within_tithi_degrees":8.802},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.1629,"elapsed_within_degrees":8.4962},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.5238},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.002,"elongation":176.802},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.002,"opposition_distance":3.198}},"eclipse_window_40days":[{"offset_days":16,"type":"solar","occurs":true,"moon_latitude":0.255,"elongation":2.931}]},"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":"06:41","sunsetLocal":"17:50","solarNoonLocal":"12:16","dayLengthHours":11.154453062504752,"dayLengthDisplay":"11 Hours 09 Mins 16 Secs","nightLengthDisplay":"12 Hours 50 Mins 44 Secs","moonriseLocal":"17:23","moonsetLocal":"06:33","rahuKala":{"name":"Rāhu Kāla","start":"12:16","end":"13:39","startHours":12.262685692509645,"endHours":13.656992325322738,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:05","end":"09:28","startHours":8.079765794070363,"endHours":9.474072426883456,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:52","end":"12:16","startHours":10.86837905969655,"endHours":12.262685692509645,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:40","startHours":9.28816487584171,"endHours":9.659979977925202,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:27","startHours":7.150228038861633,"endHours":7.447680120528426,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.890870590426154,"endHours":12.634500794593137,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:57","startHours":5.198198752923302,"endHours":5.941828957090285,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:41","startHours":5.7559214060485395,"endHours":6.685459161257269,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:52","startHours":14.121761202927104,"endHours":14.865391407094087,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.63991222376202,"endHours":18.03991222376202,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:18","startHours":17.83991222376202,"endHours":18.304681101366384,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.58991222376202,"endHours":19.33991222376202,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.890870590426154,"endHours":24.634500794593137,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:41","end":"08:05","startHours":6.685459161257269,"endHours":8.079765794070363,"quality":"auspicious"},{"name":"Amṛta","start":"08:05","end":"09:28","startHours":8.079765794070363,"endHours":9.474072426883456,"quality":"auspicious"},{"name":"Kāla","start":"09:28","end":"10:52","startHours":9.474072426883456,"endHours":10.86837905969655,"quality":"inauspicious"},{"name":"Śubha","start":"10:52","end":"12:16","startHours":10.86837905969655,"endHours":12.262685692509645,"quality":"auspicious"},{"name":"Roga","start":"12:16","end":"13:39","startHours":12.262685692509645,"endHours":13.656992325322738,"quality":"inauspicious"},{"name":"Udveg","start":"13:39","end":"15:03","startHours":13.656992325322738,"endHours":15.051298958135833,"quality":"inauspicious"},{"name":"Chala","start":"15:03","end":"16:27","startHours":15.051298958135833,"endHours":16.445605590948926,"quality":"neutral"},{"name":"Labha","start":"16:27","end":"17:50","startHours":16.445605590948926,"endHours":17.83991222376202,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:50","end":"19:27","startHours":17.83991222376202,"endHours":19.445605590948926,"quality":"inauspicious"},{"name":"Chala","start":"19:27","end":"21:03","startHours":19.445605590948926,"endHours":21.05129895813583,"quality":"neutral"},{"name":"Labha","start":"21:03","end":"22:39","startHours":21.05129895813583,"endHours":22.65699232532274,"quality":"auspicious"},{"name":"Amṛta","start":"22:39","end":"00:16","startHours":22.65699232532274,"endHours":24.262685692509645,"quality":"auspicious"},{"name":"Kāla","start":"00:16","end":"01:52","startHours":24.262685692509645,"endHours":25.86837905969655,"quality":"inauspicious"},{"name":"Śubha","start":"01:52","end":"03:28","startHours":25.86837905969655,"endHours":27.474072426883456,"quality":"auspicious"},{"name":"Roga","start":"03:28","end":"05:05","startHours":27.474072426883456,"endHours":29.07976579407036,"quality":"inauspicious"},{"name":"Udveg","start":"05:05","end":"06:41","startHours":29.07976579407036,"endHours":30.68545916125727,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.685459161257269,"endHours":7.685459161257269,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.685459161257269,"endHours":8.685459161257269,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.685459161257269,"endHours":9.685459161257269,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.685459161257269,"endHours":10.685459161257269,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.685459161257269,"endHours":11.685459161257269,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.685459161257269,"endHours":12.685459161257269,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.685459161257269,"endHours":13.685459161257269,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.685459161257269,"endHours":14.685459161257269,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.685459161257269,"endHours":15.685459161257269,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.685459161257269,"endHours":16.68545916125727,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.68545916125727,"endHours":17.68545916125727,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.68545916125727,"endHours":18.68545916125727,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.68545916125727,"endHours":19.68545916125727,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.68545916125727,"endHours":20.68545916125727,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.68545916125727,"endHours":21.68545916125727,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.68545916125727,"endHours":22.68545916125727,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.68545916125727,"endHours":23.68545916125727,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.68545916125727,"endHours":24.68545916125727,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.68545916125727,"endHours":25.68545916125727,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.68545916125727,"endHours":26.68545916125727,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.68545916125727,"endHours":27.68545916125727,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.68545916125727,"endHours":28.68545916125727,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.68545916125727,"endHours":29.68545916125727,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.68545916125727,"endHours":30.68545916125727,"planetary_lord":"Sun"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-14.140152399286706,"eotMinutes":-14.577141550578775,"ayanamsa":23.8266}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pūrṇimā · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"magha-purnima","name":"Māghī Pūrṇimā","name_sanskrit":"माघी पूर्णिमा","tradition":"Pan-Hindu","significance":"Sacred snāna at Prayāga; Māgha-snāna culmination.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","relevance":0.5}]},"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 February 11, 1998 CE · Ayodhyā · Vidhyamitra","description":"February 11, 1998 CE for Ayodhyā: Śukla Pūrṇimā, sūryodaya 06:41, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1998-02-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1998-02-11","sa":"https://sa.vidhyamitra.com/city/ayodhya/1998-02-11","hi":"https://hi.vidhyamitra.com/city/ayodhya/1998-02-11","x-default":"https://vidhyamitra.com/city/ayodhya/1998-02-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T05:20:21.201Z","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":"2026-05-17T05:20:21.201Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T05:20:21.201Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}