{"id":"vidhyamitra:city-day:ayodhya:2173-07-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2173-07-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-07-17","date_display":"July 17, 2173 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":2173,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514929.770833,"kali_year":5275,"ahargana":1926464.2708,"sun":{"sidereal_longitude":87.8531,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":168.3722,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":80.5191,"elapsed_within_tithi_degrees":8.5191},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":168.3722,"elapsed_within_degrees":8.3722},"yoga":{"number":20,"name":"Śiva","sum_longitude":256.2253},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2173,"month":7,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514929.770833,"ahargana":1926464.2708,"kali_year":5275,"ayanamsa_lahiri":26.2772,"grahas":{"sun":{"sidereal_longitude":88.698846,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":165.04734600000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":-0.1349},"mars":{"sidereal_longitude":78.772246,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":80.20244600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":222.281246,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":125.01604600000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":345.806946,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":346.6521,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":166.6521,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2173,"month":7,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514929.770833,"kali_year":5275,"ahargana":1926464.2708,"sun":{"sidereal_longitude":87.8531,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":168.3722,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":80.5191,"elapsed_within_tithi_degrees":8.5191},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":168.3722,"elapsed_within_degrees":8.3722},"yoga":{"number":20,"name":"Śiva","sum_longitude":256.2253},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.135,"elongation":80.519},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.135,"opposition_distance":99.481}},"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":"05:18","sunsetLocal":"18:56","solarNoonLocal":"12:07","dayLengthHours":13.637465483073964,"dayLengthDisplay":"13 Hours 38 Mins 15 Secs","nightLengthDisplay":"10 Hours 21 Mins 45 Secs","moonriseLocal":"11:19","moonsetLocal":"23:06","rahuKala":{"name":"Rāhu Kāla","start":"08:42","end":"10:25","startHours":8.706593344219822,"endHours":10.411276529604066,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:49","end":"15:32","startHours":13.820642900372558,"endHours":15.525326085756802,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:18","end":"07:00","startHours":5.29722697345133,"endHours":7.001910158835576,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:29","end":"08:56","startHours":8.479302252835256,"endHours":8.933884435604387,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:52","end":"06:14","startHours":5.865454701912745,"endHours":6.229120448128051,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:34","startHours":11.66137753221918,"endHours":12.570541897757444,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:29","end":"04:23","startHours":3.478898242374802,"endHours":4.388062607913066,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:10","end":"05:18","startHours":4.1607715165285,"endHours":5.29722697345133,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:18","startHours":14.388870628833974,"endHours":15.29803499437224,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.734692456525295,"endHours":19.134692456525293,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:30","startHours":18.934692456525294,"endHours":19.50292018498671,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.684692456525294,"endHours":20.434692456525294,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:34","startHours":23.66137753221918,"endHours":24.570541897757447,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:18","end":"07:00","startHours":5.29722697345133,"endHours":7.001910158835576,"quality":"inauspicious"},{"name":"Śubha","start":"07:00","end":"08:42","startHours":7.001910158835576,"endHours":8.706593344219822,"quality":"auspicious"},{"name":"Roga","start":"08:42","end":"10:25","startHours":8.706593344219822,"endHours":10.411276529604066,"quality":"inauspicious"},{"name":"Udveg","start":"10:25","end":"12:07","startHours":10.411276529604066,"endHours":12.115959714988312,"quality":"inauspicious"},{"name":"Chala","start":"12:07","end":"13:49","startHours":12.115959714988312,"endHours":13.820642900372558,"quality":"neutral"},{"name":"Labha","start":"13:49","end":"15:32","startHours":13.820642900372558,"endHours":15.525326085756802,"quality":"auspicious"},{"name":"Amṛta","start":"15:32","end":"17:14","startHours":15.525326085756802,"endHours":17.23000927114105,"quality":"auspicious"},{"name":"Kāla","start":"17:14","end":"18:56","startHours":17.23000927114105,"endHours":18.934692456525294,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:56","end":"20:14","startHours":18.934692456525294,"endHours":20.23000927114105,"quality":"auspicious"},{"name":"Amṛta","start":"20:14","end":"21:32","startHours":20.23000927114105,"endHours":21.525326085756802,"quality":"auspicious"},{"name":"Kāla","start":"21:32","end":"22:49","startHours":21.525326085756802,"endHours":22.820642900372558,"quality":"inauspicious"},{"name":"Śubha","start":"22:49","end":"00:07","startHours":22.820642900372558,"endHours":24.115959714988314,"quality":"auspicious"},{"name":"Roga","start":"00:07","end":"01:25","startHours":24.115959714988314,"endHours":25.411276529604066,"quality":"inauspicious"},{"name":"Udveg","start":"01:25","end":"02:42","startHours":25.411276529604066,"endHours":26.706593344219822,"quality":"inauspicious"},{"name":"Chala","start":"02:42","end":"04:00","startHours":26.706593344219822,"endHours":28.001910158835578,"quality":"neutral"},{"name":"Labha","start":"04:00","end":"05:18","startHours":28.001910158835578,"endHours":29.29722697345133,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.29722697345133,"endHours":6.29722697345133,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.29722697345133,"endHours":7.29722697345133,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.29722697345133,"endHours":8.29722697345133,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.29722697345133,"endHours":9.29722697345133,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.29722697345133,"endHours":10.29722697345133,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.29722697345133,"endHours":11.29722697345133,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.29722697345133,"endHours":12.29722697345133,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.29722697345133,"endHours":13.29722697345133,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.29722697345133,"endHours":14.29722697345133,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.29722697345133,"endHours":15.29722697345133,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.29722697345133,"endHours":16.29722697345133,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.29722697345133,"endHours":17.29722697345133,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.29722697345133,"endHours":18.29722697345133,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.29722697345133,"endHours":19.29722697345133,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.29722697345133,"endHours":20.29722697345133,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.29722697345133,"endHours":21.29722697345133,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.29722697345133,"endHours":22.29722697345133,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.29722697345133,"endHours":23.29722697345133,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.29722697345133,"endHours":24.29722697345133,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.29722697345133,"endHours":25.29722697345133,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.29722697345133,"endHours":26.29722697345133,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.29722697345133,"endHours":27.29722697345133,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.29722697345133,"endHours":28.29722697345133,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.29722697345133,"endHours":29.29722697345133,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Vajra","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":21.13325665276853,"eotMinutes":-5.773582899298716,"ayanamsa":26.2772}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Saptamī · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 July 17, 2173 CE · Ayodhyā · Vidhyamitra","description":"July 17, 2173 CE for Ayodhyā: Śukla Saptamī, sūryodaya 05:18, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2173-07-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2173-07-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/2173-07-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/2173-07-17","x-default":"https://vidhyamitra.com/city/ayodhya/2173-07-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T02:42:16.304Z","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":"2026-05-21T02:42:16.304Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T02:42:16.304Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}