{"id":"vidhyamitra:city-day:ayodhya:1686-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1686-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1686-12-07","date_display":"December 7, 1686 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":1686,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337199.770833,"kali_year":4788,"ahargana":1748734.2708,"sun":{"sidereal_longitude":236.3018,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":137.2312,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.9294,"elapsed_within_tithi_degrees":8.9294},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":137.2312,"elapsed_within_degrees":3.8979},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.5331},"karana":{"half_tithi_index":43,"name":"Bava"},"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":1686,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2337199.770833,"ahargana":1748734.2708,"kali_year":4788,"ayanamsa_lahiri":19.4797,"grahas":{"sun":{"sidereal_longitude":235.971139,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":133.82993900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":4.4912},"mars":{"sidereal_longitude":194.417639,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":251.09373900000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":231.49583899999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":226.30473899999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":175.51803900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":43.6428,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":223.6428,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1686,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337199.770833,"kali_year":4788,"ahargana":1748734.2708,"sun":{"sidereal_longitude":236.3018,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":137.2312,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.9294,"elapsed_within_tithi_degrees":8.9294},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":137.2312,"elapsed_within_degrees":3.8979},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.5331},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.491,"elongation":99.071},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.491,"opposition_distance":80.929}},"eclipse_window_40days":[{"offset_days":-7,"type":"lunar","occurs":true,"moon_latitude":0.595,"opposition_distance":2.487}]},"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":"06:38","sunsetLocal":"17:09","solarNoonLocal":"11:53","dayLengthHours":10.515890966962331,"dayLengthDisplay":"10 Hours 30 Mins 57 Secs","nightLengthDisplay":"13 Hours 29 Mins 03 Secs","moonriseLocal":"22:41","moonsetLocal":"11:29","rahuKala":{"name":"Rāhu Kāla","start":"09:16","end":"10:35","startHours":9.262032316203797,"endHours":10.576518687074088,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:12","end":"14:31","startHours":13.205491428814671,"endHours":14.519977799684963,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:38","end":"07:57","startHours":6.633059574463213,"endHours":7.947545945333505,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:26","startHours":9.086767466754424,"endHours":9.437297165653169,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:21","startHours":7.071221698086644,"endHours":7.351645457205639,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:32","end":"12:14","startHours":11.540475359045635,"endHours":12.241534756843125,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:14","end":"05:56","startHours":5.230940778868236,"endHours":5.932000176665724,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:38","startHours":5.756735327216353,"endHours":6.633059574463213,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:39","end":"14:21","startHours":13.6436535524381,"endHours":14.344712950235587,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:57","end":"17:21","startHours":16.948950541425546,"endHours":17.348950541425545,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:09","end":"17:35","startHours":17.148950541425545,"endHours":17.587112665048977,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:54","end":"18:39","startHours":16.898950541425545,"endHours":18.648950541425545,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:32","end":"00:14","startHours":23.540475359045637,"endHours":24.241534756843123,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:38","end":"07:57","startHours":6.633059574463213,"endHours":7.947545945333505,"quality":"inauspicious"},{"name":"Śubha","start":"07:57","end":"09:16","startHours":7.947545945333505,"endHours":9.262032316203797,"quality":"auspicious"},{"name":"Roga","start":"09:16","end":"10:35","startHours":9.262032316203797,"endHours":10.576518687074088,"quality":"inauspicious"},{"name":"Udveg","start":"10:35","end":"11:53","startHours":10.576518687074088,"endHours":11.89100505794438,"quality":"inauspicious"},{"name":"Chala","start":"11:53","end":"13:12","startHours":11.89100505794438,"endHours":13.205491428814671,"quality":"neutral"},{"name":"Labha","start":"13:12","end":"14:31","startHours":13.205491428814671,"endHours":14.519977799684963,"quality":"auspicious"},{"name":"Amṛta","start":"14:31","end":"15:50","startHours":14.519977799684963,"endHours":15.834464170555254,"quality":"auspicious"},{"name":"Kāla","start":"15:50","end":"17:09","startHours":15.834464170555254,"endHours":17.148950541425545,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:09","end":"18:50","startHours":17.148950541425545,"endHours":18.834464170555254,"quality":"auspicious"},{"name":"Amṛta","start":"18:50","end":"20:31","startHours":18.834464170555254,"endHours":20.519977799684963,"quality":"auspicious"},{"name":"Kāla","start":"20:31","end":"22:12","startHours":20.519977799684963,"endHours":22.20549142881467,"quality":"inauspicious"},{"name":"Śubha","start":"22:12","end":"23:53","startHours":22.20549142881467,"endHours":23.89100505794438,"quality":"auspicious"},{"name":"Roga","start":"23:53","end":"01:35","startHours":23.89100505794438,"endHours":25.57651868707409,"quality":"inauspicious"},{"name":"Udveg","start":"01:35","end":"03:16","startHours":25.57651868707409,"endHours":27.262032316203797,"quality":"inauspicious"},{"name":"Chala","start":"03:16","end":"04:57","startHours":27.262032316203797,"endHours":28.947545945333506,"quality":"neutral"},{"name":"Labha","start":"04:57","end":"06:38","startHours":28.947545945333506,"endHours":30.633059574463214,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.633059574463213,"endHours":7.633059574463213,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.633059574463213,"endHours":8.633059574463214,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.633059574463214,"endHours":9.633059574463214,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.633059574463214,"endHours":10.633059574463214,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.633059574463214,"endHours":11.633059574463214,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.633059574463214,"endHours":12.633059574463214,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.633059574463214,"endHours":13.633059574463214,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.633059574463214,"endHours":14.633059574463214,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.633059574463214,"endHours":15.633059574463214,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.633059574463214,"endHours":16.633059574463214,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.633059574463214,"endHours":17.633059574463214,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.633059574463214,"endHours":18.633059574463214,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.633059574463214,"endHours":19.633059574463214,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.633059574463214,"endHours":20.633059574463214,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.633059574463214,"endHours":21.633059574463214,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.633059574463214,"endHours":22.633059574463214,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.633059574463214,"endHours":23.633059574463214,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.633059574463214,"endHours":24.633059574463214,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.633059574463214,"endHours":25.633059574463214,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.633059574463214,"endHours":26.633059574463214,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.633059574463214,"endHours":27.633059574463214,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.633059574463214,"endHours":28.633059574463214,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.633059574463214,"endHours":29.633059574463214,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.633059574463214,"endHours":30.633059574463214,"planetary_lord":"Mercury"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.64238420701236,"eotMinutes":7.723696523337262,"ayanamsa":19.4797}},"calendars":{"vikram_samvat":1743,"vikram_samvatsara":"Pramāthi","saka_samvat":1608,"saka_samvatsara":"Akṣaya","bengali_samvat":1093,"malayalam_era":862,"nanakshahi_year":217,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Saptamī · Vikram 1743 Pramāthi · Śaka 1608 Akṣaya"},"festivals":[],"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 December 7, 1686 CE · Ayodhyā · Vidhyamitra","description":"December 7, 1686 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 06:38, sūryāsta 17:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1686-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1686-12-07","sa":"https://sa.vidhyamitra.com/city/ayodhya/1686-12-07","hi":"https://hi.vidhyamitra.com/city/ayodhya/1686-12-07","x-default":"https://vidhyamitra.com/city/ayodhya/1686-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T07:23:02.022Z","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":"2026-06-03T07:23:02.022Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T07:23:02.022Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}