{"id":"vidhyamitra:city-day:ayodhya:1665-01-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1665-01-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1665-01-10","date_display":"January 10, 1665 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":1665,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329198.770833,"kali_year":4766,"ahargana":1740733.2708,"sun":{"sidereal_longitude":271.9438,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":198.5409,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.5971,"elapsed_within_tithi_degrees":10.5971},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.5409,"elapsed_within_degrees":11.8742},"yoga":{"number":9,"name":"Śūla","sum_longitude":110.4847},"karana":{"half_tithi_index":47,"name":"Gara"},"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":1665,"month":1,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2329198.770833,"ahargana":1740733.2708,"kali_year":4766,"ayanamsa_lahiri":19.1737,"grahas":{"sun":{"sidereal_longitude":271.267836,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":200.67233599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":4.4994},"mars":{"sidereal_longitude":290.05323599999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":280.03653600000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":283.07553600000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":305.36223599999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":258.15203599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":107.5743,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":287.5743,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1665,"month":1,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329198.770833,"kali_year":4766,"ahargana":1740733.2708,"sun":{"sidereal_longitude":271.9438,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":198.5409,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.5971,"elapsed_within_tithi_degrees":10.5971},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.5409,"elapsed_within_degrees":11.8742},"yoga":{"number":9,"name":"Śūla","sum_longitude":110.4847},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.499,"elongation":73.403},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.499,"opposition_distance":106.597}},"eclipse_window_40days":[{"offset_days":6,"type":"solar","occurs":true,"moon_latitude":0.874,"elongation":2.056}]},"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":"06:51","sunsetLocal":"17:26","solarNoonLocal":"12:09","dayLengthHours":10.576086331592858,"dayLengthDisplay":"10 Hours 34 Mins 34 Secs","nightLengthDisplay":"13 Hours 25 Mins 26 Secs","moonriseLocal":"01:54","moonsetLocal":"12:58","rahuKala":{"name":"Rāhu Kāla","start":"09:30","end":"10:49","startHours":9.500700480844554,"endHours":10.822711272293661,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:28","end":"14:47","startHours":13.466732855191875,"endHours":14.788743646640983,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:51","end":"08:11","startHours":6.856678897946339,"endHours":8.178689689395446,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:41","startHours":9.324432375318006,"endHours":9.676968586371101,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.297349161762709,"endHours":7.579378130605185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:30","startHours":11.792185852689672,"endHours":12.497258274795863,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:09","startHours":5.4465340537339575,"endHours":6.151606475840149,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:51","startHours":5.975338370313601,"endHours":6.856678897946339,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:37","startHours":13.907403119008244,"endHours":14.612475541114435,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.232765229539197,"endHours":17.632765229539196,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:52","startHours":17.432765229539196,"endHours":17.873435493355565,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.182765229539196,"endHours":18.932765229539196,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:30","startHours":23.792185852689673,"endHours":24.497258274795865,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:51","end":"08:11","startHours":6.856678897946339,"endHours":8.178689689395446,"quality":"inauspicious"},{"name":"Śubha","start":"08:11","end":"09:30","startHours":8.178689689395446,"endHours":9.500700480844554,"quality":"auspicious"},{"name":"Roga","start":"09:30","end":"10:49","startHours":9.500700480844554,"endHours":10.822711272293661,"quality":"inauspicious"},{"name":"Udveg","start":"10:49","end":"12:09","startHours":10.822711272293661,"endHours":12.144722063742769,"quality":"inauspicious"},{"name":"Chala","start":"12:09","end":"13:28","startHours":12.144722063742769,"endHours":13.466732855191875,"quality":"neutral"},{"name":"Labha","start":"13:28","end":"14:47","startHours":13.466732855191875,"endHours":14.788743646640983,"quality":"auspicious"},{"name":"Amṛta","start":"14:47","end":"16:07","startHours":14.788743646640983,"endHours":16.11075443809009,"quality":"auspicious"},{"name":"Kāla","start":"16:07","end":"17:26","startHours":16.11075443809009,"endHours":17.432765229539196,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:26","end":"19:07","startHours":17.432765229539196,"endHours":19.11075443809009,"quality":"auspicious"},{"name":"Amṛta","start":"19:07","end":"20:47","startHours":19.11075443809009,"endHours":20.78874364664098,"quality":"auspicious"},{"name":"Kāla","start":"20:47","end":"22:28","startHours":20.78874364664098,"endHours":22.466732855191875,"quality":"inauspicious"},{"name":"Śubha","start":"22:28","end":"00:09","startHours":22.466732855191875,"endHours":24.14472206374277,"quality":"auspicious"},{"name":"Roga","start":"00:09","end":"01:49","startHours":24.14472206374277,"endHours":25.82271127229366,"quality":"inauspicious"},{"name":"Udveg","start":"01:49","end":"03:30","startHours":25.82271127229366,"endHours":27.500700480844554,"quality":"inauspicious"},{"name":"Chala","start":"03:30","end":"05:11","startHours":27.500700480844554,"endHours":29.178689689395448,"quality":"neutral"},{"name":"Labha","start":"05:11","end":"06:51","startHours":29.178689689395448,"endHours":30.85667889794634,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.856678897946339,"endHours":7.856678897946339,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.856678897946339,"endHours":8.856678897946338,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.856678897946338,"endHours":9.856678897946338,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.856678897946338,"endHours":10.856678897946338,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.856678897946338,"endHours":11.856678897946338,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.856678897946338,"endHours":12.856678897946338,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.856678897946338,"endHours":13.856678897946338,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.856678897946338,"endHours":14.856678897946338,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.856678897946338,"endHours":15.856678897946338,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.856678897946338,"endHours":16.85667889794634,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.85667889794634,"endHours":17.85667889794634,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.85667889794634,"endHours":18.85667889794634,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.85667889794634,"endHours":19.85667889794634,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.85667889794634,"endHours":20.85667889794634,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.85667889794634,"endHours":21.85667889794634,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.85667889794634,"endHours":22.85667889794634,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.85667889794634,"endHours":23.85667889794634,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.85667889794634,"endHours":24.85667889794634,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.85667889794634,"endHours":25.85667889794634,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.85667889794634,"endHours":26.85667889794634,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.85667889794634,"endHours":27.85667889794634,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.85667889794634,"endHours":28.85667889794634,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.85667889794634,"endHours":29.85667889794634,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.85667889794634,"endHours":30.85667889794634,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.881419246681286,"eotMinutes":-7.499323824565993,"ayanamsa":19.1737}},"calendars":{"vikram_samvat":1722,"vikram_samvatsara":"Kālayukta","saka_samvat":1587,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1072,"malayalam_era":841,"nanakshahi_year":196,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Navamī · Vikram 1722 Kālayukta · Śaka 1587 Viśvāvasu"},"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 January 10, 1665 CE · Ayodhyā · Vidhyamitra","description":"January 10, 1665 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 06:51, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1665-01-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1665-01-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/1665-01-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/1665-01-10","x-default":"https://vidhyamitra.com/city/ayodhya/1665-01-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T20:45:29.571Z","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":"2026-06-04T20:45:29.571Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T20:45:29.571Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}