{"id":"vidhyamitra:city-day:ayodhya:2017-07-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2017-07-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-07-21","date_display":"July 21, 2017 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":2017,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457955.770833,"kali_year":5119,"ahargana":1869490.2708,"sun":{"sidereal_longitude":93.8853,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":62.9601,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.0748,"elapsed_within_tithi_degrees":5.0748},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.9601,"elapsed_within_degrees":9.6268},"yoga":{"number":12,"name":"Dhruva","sum_longitude":156.8454},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2017,"month":7,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457955.770833,"ahargana":1869490.2708,"kali_year":5119,"ayanamsa_lahiri":24.0982,"grahas":{"sun":{"sidereal_longitude":94.39527199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":61.315472,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-3.9888},"mars":{"sidereal_longitude":96.01027199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":119.58617199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":171.19237199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":53.541672000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":237.89267199999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":125.4088,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.4088,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":7,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457955.770833,"kali_year":5119,"ahargana":1869490.2708,"sun":{"sidereal_longitude":93.8853,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":62.9601,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.0748,"elapsed_within_tithi_degrees":5.0748},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.9601,"elapsed_within_degrees":9.6268},"yoga":{"number":12,"name":"Dhruva","sum_longitude":156.8454},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.989,"elongation":30.925},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.989,"opposition_distance":149.075}},"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":"05:20","sunsetLocal":"18:55","solarNoonLocal":"12:07","dayLengthHours":13.583810106057625,"dayLengthDisplay":"13 Hours 35 Mins 02 Secs","nightLengthDisplay":"10 Hours 24 Mins 58 Secs","moonriseLocal":"03:02","moonsetLocal":"16:48","rahuKala":{"name":"Rāhu Kāla","start":"10:25","end":"12:07","startHours":10.422587127330864,"endHours":12.120563390588067,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:31","end":"17:13","startHours":15.516515917102474,"endHours":17.214492180359677,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:02","end":"08:43","startHours":7.026634600816459,"endHours":8.724610864073663,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:30","end":"08:57","startHours":8.4982140289727,"endHours":8.951007699174623,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:15","startHours":5.8946504253116565,"endHours":6.256885361473193,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:34","startHours":11.667769720386147,"endHours":12.573357060789988,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:31","end":"04:25","startHours":3.5174836567515726,"endHours":4.423070997155414,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:20","startHours":4.196674162054454,"endHours":5.328658337559256,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:17","startHours":14.384531741597671,"endHours":15.290119082001512,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:43","end":"19:07","startHours":18.71246844361688,"endHours":19.11246844361688,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:55","end":"19:29","startHours":18.91246844361688,"endHours":19.478460531369283,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:40","end":"20:25","startHours":18.66246844361688,"endHours":20.41246844361688,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:34","startHours":23.667769720386147,"endHours":24.573357060789988,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:20","end":"07:02","startHours":5.328658337559256,"endHours":7.026634600816459,"quality":"neutral"},{"name":"Labha","start":"07:02","end":"08:43","startHours":7.026634600816459,"endHours":8.724610864073663,"quality":"auspicious"},{"name":"Amṛta","start":"08:43","end":"10:25","startHours":8.724610864073663,"endHours":10.422587127330864,"quality":"auspicious"},{"name":"Kāla","start":"10:25","end":"12:07","startHours":10.422587127330864,"endHours":12.120563390588067,"quality":"inauspicious"},{"name":"Śubha","start":"12:07","end":"13:49","startHours":12.120563390588067,"endHours":13.81853965384527,"quality":"auspicious"},{"name":"Roga","start":"13:49","end":"15:31","startHours":13.81853965384527,"endHours":15.516515917102474,"quality":"inauspicious"},{"name":"Udveg","start":"15:31","end":"17:13","startHours":15.516515917102474,"endHours":17.214492180359677,"quality":"inauspicious"},{"name":"Chala","start":"17:13","end":"18:55","startHours":17.214492180359677,"endHours":18.91246844361688,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:55","end":"20:13","startHours":18.91246844361688,"endHours":20.214492180359677,"quality":"inauspicious"},{"name":"Udveg","start":"20:13","end":"21:31","startHours":20.214492180359677,"endHours":21.516515917102474,"quality":"inauspicious"},{"name":"Chala","start":"21:31","end":"22:49","startHours":21.516515917102474,"endHours":22.81853965384527,"quality":"neutral"},{"name":"Labha","start":"22:49","end":"00:07","startHours":22.81853965384527,"endHours":24.120563390588067,"quality":"auspicious"},{"name":"Amṛta","start":"00:07","end":"01:25","startHours":24.120563390588067,"endHours":25.422587127330864,"quality":"auspicious"},{"name":"Kāla","start":"01:25","end":"02:43","startHours":25.422587127330864,"endHours":26.72461086407366,"quality":"inauspicious"},{"name":"Śubha","start":"02:43","end":"04:02","startHours":26.72461086407366,"endHours":28.026634600816458,"quality":"auspicious"},{"name":"Roga","start":"04:02","end":"05:20","startHours":28.026634600816458,"endHours":29.328658337559254,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:20","end":"06:20","startHours":5.328658337559256,"endHours":6.328658337559256,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:20","end":"07:20","startHours":6.328658337559256,"endHours":7.328658337559256,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:20","end":"08:20","startHours":7.328658337559256,"endHours":8.328658337559256,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:20","end":"09:20","startHours":8.328658337559256,"endHours":9.328658337559256,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:20","end":"10:20","startHours":9.328658337559256,"endHours":10.328658337559256,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:20","end":"11:20","startHours":10.328658337559256,"endHours":11.328658337559256,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:20","end":"12:20","startHours":11.328658337559256,"endHours":12.328658337559256,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:20","end":"13:20","startHours":12.328658337559256,"endHours":13.328658337559256,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:20","end":"14:20","startHours":13.328658337559256,"endHours":14.328658337559256,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:20","end":"15:20","startHours":14.328658337559256,"endHours":15.328658337559256,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:20","end":"16:20","startHours":15.328658337559256,"endHours":16.328658337559254,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:20","end":"17:20","startHours":16.328658337559254,"endHours":17.328658337559254,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:20","end":"18:20","startHours":17.328658337559254,"endHours":18.328658337559254,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:20","end":"19:20","startHours":18.328658337559254,"endHours":19.328658337559254,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:20","end":"20:20","startHours":19.328658337559254,"endHours":20.328658337559254,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:20","end":"21:20","startHours":20.328658337559254,"endHours":21.328658337559254,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:20","end":"22:20","startHours":21.328658337559254,"endHours":22.328658337559254,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:20","end":"23:20","startHours":22.328658337559254,"endHours":23.328658337559254,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:20","end":"00:20","startHours":23.328658337559254,"endHours":24.328658337559254,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:20","end":"01:20","startHours":24.328658337559254,"endHours":25.328658337559254,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:20","end":"02:20","startHours":25.328658337559254,"endHours":26.328658337559254,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:20","end":"03:20","startHours":26.328658337559254,"endHours":27.328658337559254,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:20","end":"04:20","startHours":27.328658337559254,"endHours":28.328658337559254,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:20","end":"05:20","startHours":28.328658337559254,"endHours":29.328658337559254,"planetary_lord":"Mars"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.460142990624046,"eotMinutes":-6.049803435283957,"ayanamsa":24.0982}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Trayodaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 21, 2017 CE · Ayodhyā · Vidhyamitra","description":"July 21, 2017 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 05:20, sūryāsta 18:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2017-07-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2017-07-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2017-07-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2017-07-21","x-default":"https://vidhyamitra.com/city/ayodhya/2017-07-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T08:52:19.423Z","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":"2026-05-16T08:52:19.423Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T08:52:19.423Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}