{"id":"vidhyamitra:city-day:ayodhya:2172-07-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2172-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2172-07-13","date_display":"July 13, 2172 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":2172,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514560.770833,"kali_year":5274,"ahargana":1926095.2708,"sun":{"sidereal_longitude":84.3104,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":353.4193,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.1089,"elapsed_within_tithi_degrees":5.1089},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.4193,"elapsed_within_degrees":6.7526},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":77.7296},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2172,"month":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514560.770833,"ahargana":1926095.2708,"kali_year":5274,"ayanamsa_lahiri":26.2631,"grahas":{"sun":{"sidereal_longitude":85.12734499999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"moon":{"sidereal_longitude":356.477245,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-0.9948},"mars":{"sidereal_longitude":178.65364499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":61.65364499999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":190.88284499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":37.47914500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":333.08174499999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":6.2035,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":186.2035,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","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":2172,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514560.770833,"kali_year":5274,"ahargana":1926095.2708,"sun":{"sidereal_longitude":84.3104,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":353.4193,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.1089,"elapsed_within_tithi_degrees":5.1089},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.4193,"elapsed_within_degrees":6.7526},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":77.7296},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.995,"elongation":90.891},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.995,"opposition_distance":89.109}},"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":"05:16","sunsetLocal":"18:57","solarNoonLocal":"12:07","dayLengthHours":13.686037086259203,"dayLengthDisplay":"13 Hours 41 Mins 10 Secs","nightLengthDisplay":"10 Hours 18 Mins 50 Secs","moonriseLocal":"23:51","moonsetLocal":"12:33","rahuKala":{"name":"Rāhu Kāla","start":"06:59","end":"08:41","startHours":6.976826573422146,"endHours":8.687581209204547,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:24","end":"12:07","startHours":10.398335844986946,"endHours":12.109090480769346,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:49","end":"15:32","startHours":13.819845116551747,"endHours":15.530599752334147,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:28","end":"08:55","startHours":8.459480591100226,"endHours":8.915681827308866,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:50","end":"06:12","startHours":5.8363234829005455,"endHours":6.201284471867457,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:34","startHours":11.652889244560706,"endHours":12.565291716977987,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:26","end":"04:21","startHours":3.4412669928051853,"endHours":4.353669465222465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:16","startHours":4.125568847118146,"endHours":5.266071937639746,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:18","startHours":14.390096661812548,"endHours":15.302499134229828,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.75210902389895,"endHours":19.152109023898948,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:31","startHours":18.95210902389895,"endHours":19.522360569159748,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.70210902389895,"endHours":20.45210902389895,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:34","startHours":23.652889244560708,"endHours":24.565291716977985,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:16","end":"06:59","startHours":5.266071937639746,"endHours":6.976826573422146,"quality":"auspicious"},{"name":"Kāla","start":"06:59","end":"08:41","startHours":6.976826573422146,"endHours":8.687581209204547,"quality":"inauspicious"},{"name":"Śubha","start":"08:41","end":"10:24","startHours":8.687581209204547,"endHours":10.398335844986946,"quality":"auspicious"},{"name":"Roga","start":"10:24","end":"12:07","startHours":10.398335844986946,"endHours":12.109090480769346,"quality":"inauspicious"},{"name":"Udveg","start":"12:07","end":"13:49","startHours":12.109090480769346,"endHours":13.819845116551747,"quality":"inauspicious"},{"name":"Chala","start":"13:49","end":"15:32","startHours":13.819845116551747,"endHours":15.530599752334147,"quality":"neutral"},{"name":"Labha","start":"15:32","end":"17:14","startHours":15.530599752334147,"endHours":17.241354388116548,"quality":"auspicious"},{"name":"Amṛta","start":"17:14","end":"18:57","startHours":17.241354388116548,"endHours":18.95210902389895,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:57","end":"20:14","startHours":18.95210902389895,"endHours":20.241354388116548,"quality":"neutral"},{"name":"Labha","start":"20:14","end":"21:32","startHours":20.241354388116548,"endHours":21.530599752334147,"quality":"auspicious"},{"name":"Amṛta","start":"21:32","end":"22:49","startHours":21.530599752334147,"endHours":22.819845116551747,"quality":"auspicious"},{"name":"Kāla","start":"22:49","end":"00:07","startHours":22.819845116551747,"endHours":24.109090480769346,"quality":"inauspicious"},{"name":"Śubha","start":"00:07","end":"01:24","startHours":24.109090480769346,"endHours":25.398335844986946,"quality":"auspicious"},{"name":"Roga","start":"01:24","end":"02:41","startHours":25.398335844986946,"endHours":26.687581209204545,"quality":"inauspicious"},{"name":"Udveg","start":"02:41","end":"03:59","startHours":26.687581209204545,"endHours":27.976826573422144,"quality":"inauspicious"},{"name":"Chala","start":"03:59","end":"05:16","startHours":27.976826573422144,"endHours":29.266071937639744,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:16","end":"06:16","startHours":5.266071937639746,"endHours":6.266071937639746,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:16","end":"07:16","startHours":6.266071937639746,"endHours":7.266071937639746,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:16","end":"08:16","startHours":7.266071937639746,"endHours":8.266071937639746,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:16","end":"09:16","startHours":8.266071937639746,"endHours":9.266071937639746,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:16","end":"10:16","startHours":9.266071937639746,"endHours":10.266071937639746,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:16","end":"11:16","startHours":10.266071937639746,"endHours":11.266071937639746,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:16","end":"12:16","startHours":11.266071937639746,"endHours":12.266071937639746,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:16","end":"13:16","startHours":12.266071937639746,"endHours":13.266071937639746,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:16","end":"14:16","startHours":13.266071937639746,"endHours":14.266071937639746,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:16","end":"15:16","startHours":14.266071937639746,"endHours":15.266071937639746,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:16","end":"16:16","startHours":15.266071937639746,"endHours":16.266071937639744,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:16","end":"17:16","startHours":16.266071937639744,"endHours":17.266071937639744,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:16","end":"18:16","startHours":17.266071937639744,"endHours":18.266071937639744,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:16","end":"19:16","startHours":18.266071937639744,"endHours":19.266071937639744,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:16","end":"20:16","startHours":19.266071937639744,"endHours":20.266071937639744,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:16","end":"21:16","startHours":20.266071937639744,"endHours":21.266071937639744,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:16","end":"22:16","startHours":21.266071937639744,"endHours":22.266071937639744,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:16","end":"23:16","startHours":22.266071937639744,"endHours":23.266071937639744,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:16","end":"00:16","startHours":23.266071937639744,"endHours":24.266071937639744,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:16","end":"01:16","startHours":24.266071937639744,"endHours":25.266071937639744,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:16","end":"02:16","startHours":25.266071937639744,"endHours":26.266071937639744,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:16","end":"03:16","startHours":26.266071937639744,"endHours":27.266071937639744,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:16","end":"04:16","startHours":27.266071937639744,"endHours":28.266071937639744,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:16","end":"05:16","startHours":28.266071937639744,"endHours":29.266071937639744,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.73629867260394,"eotMinutes":-5.361428846160681,"ayanamsa":26.2631}},"calendars":{"vikram_samvat":2229,"vikram_samvatsara":"Pārthiva","saka_samvat":2094,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1579,"malayalam_era":1348,"nanakshahi_year":703,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Aṣṭamī · Vikram 2229 Pārthiva · Śaka 2094 Aṅgirasa"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","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 July 13, 2172 CE · Ayodhyā · Vidhyamitra","description":"July 13, 2172 CE for Ayodhyā: Kṛṣṇa Aṣṭamī, sūryodaya 05:16, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2172-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2172-07-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/2172-07-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/2172-07-13","x-default":"https://vidhyamitra.com/city/ayodhya/2172-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T07:52:03.597Z","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":"2026-05-21T07:52:03.597Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T07:52:03.597Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}