{"id":"vidhyamitra:city-day:ayodhya:2131-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2131-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2131-05-17","date_display":"May 17, 2131 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":2131,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499527.770833,"kali_year":5233,"ahargana":1911062.2708,"sun":{"sidereal_longitude":29.7865,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":265.953,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.1664,"elapsed_within_tithi_degrees":8.1664},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.953,"elapsed_within_degrees":12.6196},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.7395},"karana":{"half_tithi_index":39,"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":2131,"month":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2499527.770833,"ahargana":1911062.2708,"kali_year":5233,"ayanamsa_lahiri":25.6882,"grahas":{"sun":{"sidereal_longitude":30.109816000000023,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":263.12151599999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-0.2532},"mars":{"sidereal_longitude":311.25541599999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":24.909616000000028,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":37.801716,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":12.40931599999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":194.446416,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":82.7242,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":262.7242,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"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":2131,"month":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499527.770833,"kali_year":5233,"ahargana":1911062.2708,"sun":{"sidereal_longitude":29.7865,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":265.953,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.1664,"elapsed_within_tithi_degrees":8.1664},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.953,"elapsed_within_degrees":12.6196},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.7395},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.253,"elongation":123.834},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.253,"opposition_distance":56.166}},"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":"05:13","sunsetLocal":"18:42","solarNoonLocal":"11:57","dayLengthHours":13.485249237931862,"dayLengthDisplay":"13 Hours 29 Mins 07 Secs","nightLengthDisplay":"10 Hours 30 Mins 53 Secs","moonriseLocal":"22:14","moonsetLocal":"08:45","rahuKala":{"name":"Rāhu Kāla","start":"13:39","end":"15:20","startHours":13.643374828174599,"endHours":15.329030982916082,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:13","end":"06:54","startHours":5.215094054467185,"endHours":6.900750209208668,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:35","end":"10:16","startHours":8.58640636395015,"endHours":10.272062518691634,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:49","startHours":8.36165220998462,"endHours":8.811160517915681,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:47","end":"06:08","startHours":5.776979439381012,"endHours":6.136586085725862,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:24","startHours":11.508210365502054,"endHours":12.407226981364177,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:19","startHours":3.417060822742937,"endHours":4.316077438605061,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:13","startHours":4.09132328463953,"endHours":5.215094054467185,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:06","startHours":14.205260213088426,"endHours":15.10427682895055,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.500343292399048,"endHours":18.900343292399047,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:16","startHours":18.700343292399047,"endHours":19.262228677312876,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.450343292399047,"endHours":20.200343292399047,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:24","startHours":23.508210365502052,"endHours":24.407226981364175,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:13","end":"06:54","startHours":5.215094054467185,"endHours":6.900750209208668,"quality":"auspicious"},{"name":"Roga","start":"06:54","end":"08:35","startHours":6.900750209208668,"endHours":8.58640636395015,"quality":"inauspicious"},{"name":"Udveg","start":"08:35","end":"10:16","startHours":8.58640636395015,"endHours":10.272062518691634,"quality":"inauspicious"},{"name":"Chala","start":"10:16","end":"11:57","startHours":10.272062518691634,"endHours":11.957718673433117,"quality":"neutral"},{"name":"Labha","start":"11:57","end":"13:39","startHours":11.957718673433117,"endHours":13.643374828174599,"quality":"auspicious"},{"name":"Amṛta","start":"13:39","end":"15:20","startHours":13.643374828174599,"endHours":15.329030982916082,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"17:01","startHours":15.329030982916082,"endHours":17.014687137657564,"quality":"inauspicious"},{"name":"Śubha","start":"17:01","end":"18:42","startHours":17.014687137657564,"endHours":18.700343292399047,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:42","end":"20:01","startHours":18.700343292399047,"endHours":20.014687137657564,"quality":"auspicious"},{"name":"Kāla","start":"20:01","end":"21:20","startHours":20.014687137657564,"endHours":21.32903098291608,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:39","startHours":21.32903098291608,"endHours":22.6433748281746,"quality":"auspicious"},{"name":"Roga","start":"22:39","end":"23:57","startHours":22.6433748281746,"endHours":23.957718673433117,"quality":"inauspicious"},{"name":"Udveg","start":"23:57","end":"01:16","startHours":23.957718673433117,"endHours":25.272062518691634,"quality":"inauspicious"},{"name":"Chala","start":"01:16","end":"02:35","startHours":25.272062518691634,"endHours":26.58640636395015,"quality":"neutral"},{"name":"Labha","start":"02:35","end":"03:54","startHours":26.58640636395015,"endHours":27.900750209208667,"quality":"auspicious"},{"name":"Amṛta","start":"03:54","end":"05:13","startHours":27.900750209208667,"endHours":29.215094054467187,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:13","end":"06:13","startHours":5.215094054467185,"endHours":6.215094054467185,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:13","end":"07:13","startHours":6.215094054467185,"endHours":7.215094054467185,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:13","end":"08:13","startHours":7.215094054467185,"endHours":8.215094054467185,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:13","end":"09:13","startHours":8.215094054467185,"endHours":9.215094054467185,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:13","end":"10:13","startHours":9.215094054467185,"endHours":10.215094054467185,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:13","end":"11:13","startHours":10.215094054467185,"endHours":11.215094054467185,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:13","end":"12:13","startHours":11.215094054467185,"endHours":12.215094054467185,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:13","end":"13:13","startHours":12.215094054467185,"endHours":13.215094054467185,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:13","end":"14:13","startHours":13.215094054467185,"endHours":14.215094054467185,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:13","end":"15:13","startHours":14.215094054467185,"endHours":15.215094054467185,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:13","end":"16:13","startHours":15.215094054467185,"endHours":16.215094054467187,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:13","end":"17:13","startHours":16.215094054467187,"endHours":17.215094054467187,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:13","end":"18:13","startHours":17.215094054467187,"endHours":18.215094054467187,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:13","end":"19:13","startHours":18.215094054467187,"endHours":19.215094054467187,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:13","end":"20:13","startHours":19.215094054467187,"endHours":20.215094054467187,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:13","end":"21:13","startHours":20.215094054467187,"endHours":21.215094054467187,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:13","end":"22:13","startHours":21.215094054467187,"endHours":22.215094054467187,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:13","end":"23:13","startHours":22.215094054467187,"endHours":23.215094054467187,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:13","end":"00:13","startHours":23.215094054467187,"endHours":24.215094054467187,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:13","end":"01:13","startHours":24.215094054467187,"endHours":25.215094054467187,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:13","end":"02:13","startHours":25.215094054467187,"endHours":26.215094054467187,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:13","end":"03:13","startHours":26.215094054467187,"endHours":27.215094054467187,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:13","end":"04:13","startHours":27.215094054467187,"endHours":28.215094054467187,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:13","end":"05:13","startHours":28.215094054467187,"endHours":29.215094054467187,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.204999579880305,"eotMinutes":3.7208795940131294,"ayanamsa":25.6882}},"calendars":{"vikram_samvat":2188,"vikram_samvatsara":"Krodhi","saka_samvat":2053,"saka_samvatsara":"Khara","bengali_samvat":1538,"malayalam_era":1307,"nanakshahi_year":662,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pañcamī · Vikram 2188 Krodhi · Śaka 2053 Khara"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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 17, 2131 CE · Ayodhyā · Vidhyamitra","description":"May 17, 2131 CE for Ayodhyā: Kṛṣṇa Pañcamī, sūryodaya 05:13, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2131-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2131-05-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/2131-05-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/2131-05-17","x-default":"https://vidhyamitra.com/city/ayodhya/2131-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T10:36:37.546Z","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":"2026-05-17T10:36:37.546Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T10:36:37.546Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}