{"id":"vidhyamitra:city-day:ayodhya:2156-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2156-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2156-05-13","date_display":"May 13, 2156 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":2156,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508655.770833,"kali_year":5258,"ahargana":1920190.2708,"sun":{"sidereal_longitude":26.4581,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":303.2717,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.8136,"elapsed_within_tithi_degrees":0.8136},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":303.2717,"elapsed_within_degrees":9.9384},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.7298},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2156,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508655.770833,"ahargana":1920190.2708,"kali_year":5258,"ayanamsa_lahiri":26.0373,"grahas":{"sun":{"sidereal_longitude":26.819458999999995,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":303.330159,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false,"latitude":-1.2246},"mars":{"sidereal_longitude":26.33925899999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":0.1690590000000043,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":70.592759,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":0.5044589999999971,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":136.29465900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":319.0788,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":139.0788,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2156,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508655.770833,"kali_year":5258,"ahargana":1920190.2708,"sun":{"sidereal_longitude":26.4581,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":303.2717,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":276.8136,"elapsed_within_tithi_degrees":0.8136},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":303.2717,"elapsed_within_degrees":9.9384},"yoga":{"number":25,"name":"Brahma","sum_longitude":329.7298},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.225,"elongation":83.186},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.225,"opposition_distance":96.814}},"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":"05:15","sunsetLocal":"18:40","solarNoonLocal":"11:57","dayLengthHours":13.429475675368227,"dayLengthDisplay":"13 Hours 25 Mins 46 Secs","nightLengthDisplay":"10 Hours 34 Mins 14 Secs","moonriseLocal":"00:45","moonsetLocal":"12:02","rahuKala":{"name":"Rāhu Kāla","start":"13:38","end":"15:19","startHours":13.635860480361755,"endHours":15.314544939782785,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:15","end":"06:55","startHours":5.242438183256613,"endHours":6.921122642677641,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:36","end":"10:17","startHours":8.59980710209867,"endHours":10.278491561519699,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:49","startHours":8.3759825075092,"endHours":8.82363169668814,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:48","end":"06:10","startHours":5.801999669730289,"endHours":6.1601190210734424,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:24","startHours":11.509526831761786,"endHours":12.404825210119668,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:27","end":"04:21","startHours":3.4518414265408497,"endHours":4.347139804898731,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:07","end":"05:15","startHours":4.123315210309261,"endHours":5.242438183256613,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:05","startHours":14.195421966835433,"endHours":15.090720345193315,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.47191385862484,"endHours":18.87191385862484,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:14","startHours":18.67191385862484,"endHours":19.231475345098517,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.42191385862484,"endHours":20.17191385862484,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:24","startHours":23.50952683176179,"endHours":24.404825210119668,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:15","end":"06:55","startHours":5.242438183256613,"endHours":6.921122642677641,"quality":"auspicious"},{"name":"Roga","start":"06:55","end":"08:36","startHours":6.921122642677641,"endHours":8.59980710209867,"quality":"inauspicious"},{"name":"Udveg","start":"08:36","end":"10:17","startHours":8.59980710209867,"endHours":10.278491561519699,"quality":"inauspicious"},{"name":"Chala","start":"10:17","end":"11:57","startHours":10.278491561519699,"endHours":11.957176020940727,"quality":"neutral"},{"name":"Labha","start":"11:57","end":"13:38","startHours":11.957176020940727,"endHours":13.635860480361755,"quality":"auspicious"},{"name":"Amṛta","start":"13:38","end":"15:19","startHours":13.635860480361755,"endHours":15.314544939782785,"quality":"auspicious"},{"name":"Kāla","start":"15:19","end":"17:00","startHours":15.314544939782785,"endHours":16.993229399203813,"quality":"inauspicious"},{"name":"Śubha","start":"17:00","end":"18:40","startHours":16.993229399203813,"endHours":18.67191385862484,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:40","end":"20:00","startHours":18.67191385862484,"endHours":19.993229399203813,"quality":"auspicious"},{"name":"Kāla","start":"20:00","end":"21:19","startHours":19.993229399203813,"endHours":21.314544939782785,"quality":"inauspicious"},{"name":"Śubha","start":"21:19","end":"22:38","startHours":21.314544939782785,"endHours":22.635860480361757,"quality":"auspicious"},{"name":"Roga","start":"22:38","end":"23:57","startHours":22.635860480361757,"endHours":23.95717602094073,"quality":"inauspicious"},{"name":"Udveg","start":"23:57","end":"01:17","startHours":23.95717602094073,"endHours":25.2784915615197,"quality":"inauspicious"},{"name":"Chala","start":"01:17","end":"02:36","startHours":25.2784915615197,"endHours":26.59980710209867,"quality":"neutral"},{"name":"Labha","start":"02:36","end":"03:55","startHours":26.59980710209867,"endHours":27.92112264267764,"quality":"auspicious"},{"name":"Amṛta","start":"03:55","end":"05:15","startHours":27.92112264267764,"endHours":29.242438183256613,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.242438183256613,"endHours":6.242438183256613,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.242438183256613,"endHours":7.242438183256613,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.242438183256613,"endHours":8.242438183256613,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.242438183256613,"endHours":9.242438183256613,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.242438183256613,"endHours":10.242438183256613,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.242438183256613,"endHours":11.242438183256613,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.242438183256613,"endHours":12.242438183256613,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.242438183256613,"endHours":13.242438183256613,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.242438183256613,"endHours":14.242438183256613,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.242438183256613,"endHours":15.242438183256613,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.242438183256613,"endHours":16.242438183256613,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.242438183256613,"endHours":17.242438183256613,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.242438183256613,"endHours":18.242438183256613,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.242438183256613,"endHours":19.242438183256613,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.242438183256613,"endHours":20.242438183256613,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.242438183256613,"endHours":21.242438183256613,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.242438183256613,"endHours":22.242438183256613,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.242438183256613,"endHours":23.242438183256613,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.242438183256613,"endHours":24.242438183256613,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.242438183256613,"endHours":25.242438183256613,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.242438183256613,"endHours":26.242438183256613,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.242438183256613,"endHours":27.242438183256613,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.242438183256613,"endHours":28.242438183256613,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.242438183256613,"endHours":29.242438183256613,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.48424424312757,"eotMinutes":3.7534387435564067,"ayanamsa":26.0373}},"calendars":{"vikram_samvat":2213,"vikram_samvatsara":"Śukla","saka_samvat":2078,"saka_samvatsara":"Nala","bengali_samvat":1563,"malayalam_era":1332,"nanakshahi_year":687,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Navamī · Vikram 2213 Śukla · Śaka 2078 Nala"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 May 13, 2156 CE · Ayodhyā · Vidhyamitra","description":"May 13, 2156 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 05:15, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2156-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2156-05-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/2156-05-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/2156-05-13","x-default":"https://vidhyamitra.com/city/ayodhya/2156-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T06:44:26.730Z","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":"2026-05-19T06:44:26.730Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T06:44:26.730Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}