{"id":"vidhyamitra:city-day:ayodhya:2136-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2136-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2136-02-15","date_display":"February 15, 2136 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":2136,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501262.770833,"kali_year":5237,"ahargana":1912797.2708,"sun":{"sidereal_longitude":299.6743,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":84.265,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.5908,"elapsed_within_tithi_degrees":0.5908},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":84.265,"elapsed_within_degrees":4.265},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.9393},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2136,"month":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501262.770833,"ahargana":1912797.2708,"kali_year":5237,"ayanamsa_lahiri":25.7545,"grahas":{"sun":{"sidereal_longitude":299.905926,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":84.96902599999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":4.4917},"mars":{"sidereal_longitude":93.34302600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":289.71372599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":188.355726,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":278.126026,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":252.73472600000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":350.7956,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":170.7956,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":"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":2136,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501262.770833,"kali_year":5237,"ahargana":1912797.2708,"sun":{"sidereal_longitude":299.6743,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":84.265,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.5908,"elapsed_within_tithi_degrees":0.5908},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":84.265,"elapsed_within_degrees":4.265},"yoga":{"number":2,"name":"Prīti","sum_longitude":23.9393},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.492,"elongation":144.591},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.492,"opposition_distance":35.409}},"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":"06:39","sunsetLocal":"17:53","solarNoonLocal":"12:16","dayLengthHours":11.238014461035753,"dayLengthDisplay":"11 Hours 14 Mins 17 Secs","nightLengthDisplay":"12 Hours 45 Mins 43 Secs","moonriseLocal":"15:06","moonsetLocal":"04:46","rahuKala":{"name":"Rāhu Kāla","start":"12:16","end":"13:40","startHours":12.26258435079,"endHours":13.66733615841947,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:03","end":"09:27","startHours":8.048328927901593,"endHours":9.453080735531062,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:51","end":"12:16","startHours":10.85783254316053,"endHours":12.26258435079,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:38","startHours":9.265780494513798,"endHours":9.640380976548325,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:25","startHours":7.1118277228152795,"endHours":7.4115081084428995,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.887983868755475,"endHours":12.637184832824525,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:09","end":"05:54","startHours":5.1451751921340225,"endHours":5.894376156203073,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:42","end":"06:39","startHours":5.70707591518581,"endHours":6.643577120272123,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:53","startHours":14.135586760962626,"endHours":14.884787725031677,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.681591581307877,"endHours":18.081591581307876,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:21","startHours":17.881591581307877,"endHours":18.349842183851035,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.631591581307877,"endHours":19.381591581307877,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.887983868755477,"endHours":24.637184832824524,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:39","end":"08:03","startHours":6.643577120272123,"endHours":8.048328927901593,"quality":"auspicious"},{"name":"Amṛta","start":"08:03","end":"09:27","startHours":8.048328927901593,"endHours":9.453080735531062,"quality":"auspicious"},{"name":"Kāla","start":"09:27","end":"10:51","startHours":9.453080735531062,"endHours":10.85783254316053,"quality":"inauspicious"},{"name":"Śubha","start":"10:51","end":"12:16","startHours":10.85783254316053,"endHours":12.26258435079,"quality":"auspicious"},{"name":"Roga","start":"12:16","end":"13:40","startHours":12.26258435079,"endHours":13.66733615841947,"quality":"inauspicious"},{"name":"Udveg","start":"13:40","end":"15:04","startHours":13.66733615841947,"endHours":15.072087966048938,"quality":"inauspicious"},{"name":"Chala","start":"15:04","end":"16:29","startHours":15.072087966048938,"endHours":16.476839773678407,"quality":"neutral"},{"name":"Labha","start":"16:29","end":"17:53","startHours":16.476839773678407,"endHours":17.881591581307877,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:53","end":"19:29","startHours":17.881591581307877,"endHours":19.476839773678407,"quality":"inauspicious"},{"name":"Chala","start":"19:29","end":"21:04","startHours":19.476839773678407,"endHours":21.07208796604894,"quality":"neutral"},{"name":"Labha","start":"21:04","end":"22:40","startHours":21.07208796604894,"endHours":22.66733615841947,"quality":"auspicious"},{"name":"Amṛta","start":"22:40","end":"00:16","startHours":22.66733615841947,"endHours":24.26258435079,"quality":"auspicious"},{"name":"Kāla","start":"00:16","end":"01:51","startHours":24.26258435079,"endHours":25.85783254316053,"quality":"inauspicious"},{"name":"Śubha","start":"01:51","end":"03:27","startHours":25.85783254316053,"endHours":27.45308073553106,"quality":"auspicious"},{"name":"Roga","start":"03:27","end":"05:03","startHours":27.45308073553106,"endHours":29.048328927901593,"quality":"inauspicious"},{"name":"Udveg","start":"05:03","end":"06:39","startHours":29.048328927901593,"endHours":30.643577120272123,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.643577120272123,"endHours":7.643577120272123,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.643577120272123,"endHours":8.643577120272123,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.643577120272123,"endHours":9.643577120272123,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.643577120272123,"endHours":10.643577120272123,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.643577120272123,"endHours":11.643577120272123,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.643577120272123,"endHours":12.643577120272123,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.643577120272123,"endHours":13.643577120272123,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.643577120272123,"endHours":14.643577120272123,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.643577120272123,"endHours":15.643577120272123,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.643577120272123,"endHours":16.643577120272123,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.643577120272123,"endHours":17.643577120272123,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.643577120272123,"endHours":18.643577120272123,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.643577120272123,"endHours":19.643577120272123,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.643577120272123,"endHours":20.643577120272123,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.643577120272123,"endHours":21.643577120272123,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.643577120272123,"endHours":22.643577120272123,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.643577120272123,"endHours":23.643577120272123,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.643577120272123,"endHours":24.643577120272123,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.643577120272123,"endHours":25.643577120272123,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.643577120272123,"endHours":26.643577120272123,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.643577120272123,"endHours":27.643577120272123,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.643577120272123,"endHours":28.643577120272123,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.643577120272123,"endHours":29.643577120272123,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.643577120272123,"endHours":30.643577120272123,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"South-West","anandadiYoga":{"name":"Siddhi","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":-12.965216645284444,"eotMinutes":-14.571061047399978,"ayanamsa":25.7545}},"calendars":{"vikram_samvat":2193,"vikram_samvatsara":"Saumya","saka_samvat":2058,"saka_samvatsara":"Durmukhi","bengali_samvat":1543,"malayalam_era":1312,"nanakshahi_year":667,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Trayodaśī · Vikram 2193 Saumya · Śaka 2058 Durmukhi"},"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":"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},{"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":"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":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 15, 2136 CE · Ayodhyā · Vidhyamitra","description":"February 15, 2136 CE for Ayodhyā: Śukla Trayodaśī, sūryodaya 06:39, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2136-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2136-02-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/2136-02-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/2136-02-15","x-default":"https://vidhyamitra.com/city/ayodhya/2136-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T00:37:27.569Z","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":"2026-05-18T00:37:27.569Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T00:37:27.569Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}