{"id":"vidhyamitra:city-day:ayodhya:1663-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1663-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-01-07","date_display":"January 7, 1663 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":1663,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328464.770833,"kali_year":4764,"ahargana":1739999.2708,"sun":{"sidereal_longitude":268.3674,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":239.2252,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.8578,"elapsed_within_tithi_degrees":6.8578},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":239.2252,"elapsed_within_degrees":12.5586},"yoga":{"number":12,"name":"Dhruva","sum_longitude":147.5927},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1663,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328464.770833,"ahargana":1739999.2708,"kali_year":4764,"ayanamsa_lahiri":19.1456,"grahas":{"sun":{"sidereal_longitude":267.71528,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":240.08148000000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":4.4948},"mars":{"sidereal_longitude":271.52847999999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":252.02418,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":231.11357999999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":263.92218,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":237.72528,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":146.4652,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":326.4652,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1663,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328464.770833,"kali_year":4764,"ahargana":1739999.2708,"sun":{"sidereal_longitude":268.3674,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":239.2252,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.8578,"elapsed_within_tithi_degrees":6.8578},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":239.2252,"elapsed_within_degrees":12.5586},"yoga":{"number":12,"name":"Dhruva","sum_longitude":147.5927},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.495,"elongation":29.142},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.495,"opposition_distance":150.858}},"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":"06:51","sunsetLocal":"17:24","solarNoonLocal":"12:07","dayLengthHours":10.537282957289754,"dayLengthDisplay":"10 Hours 32 Mins 14 Secs","nightLengthDisplay":"13 Hours 27 Mins 46 Secs","moonriseLocal":"05:04","moonsetLocal":"15:30","rahuKala":{"name":"Rāhu Kāla","start":"16:05","end":"17:24","startHours":16.076082347440654,"endHours":17.393242717101874,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:07","end":"13:27","startHours":12.124601238456997,"endHours":13.441761608118215,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:46","end":"16:05","startHours":14.758921977779433,"endHours":16.076082347440654,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:40","startHours":9.314659116513061,"endHours":9.665901881756053,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.2950132163658585,"endHours":7.576007428560252,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:29","startHours":11.773358473214005,"endHours":12.475844003699988,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:09","startHours":5.450988698840151,"endHours":6.153474229326135,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:51","startHours":5.977852846704639,"endHours":6.8559597598121185,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:35","startHours":13.880815064671953,"endHours":14.583300595157937,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.193242717101874,"endHours":17.593242717101873,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:50","startHours":17.393242717101874,"endHours":17.832296173655614,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.143242717101874,"endHours":18.893242717101874,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:29","startHours":23.773358473214003,"endHours":24.47584400369999,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:51","end":"08:10","startHours":6.8559597598121185,"endHours":8.173120129473338,"quality":"inauspicious"},{"name":"Chala","start":"08:10","end":"09:29","startHours":8.173120129473338,"endHours":9.490280499134556,"quality":"neutral"},{"name":"Labha","start":"09:29","end":"10:48","startHours":9.490280499134556,"endHours":10.807440868795776,"quality":"auspicious"},{"name":"Amṛta","start":"10:48","end":"12:07","startHours":10.807440868795776,"endHours":12.124601238456997,"quality":"auspicious"},{"name":"Kāla","start":"12:07","end":"13:27","startHours":12.124601238456997,"endHours":13.441761608118215,"quality":"inauspicious"},{"name":"Śubha","start":"13:27","end":"14:46","startHours":13.441761608118215,"endHours":14.758921977779433,"quality":"auspicious"},{"name":"Roga","start":"14:46","end":"16:05","startHours":14.758921977779433,"endHours":16.076082347440654,"quality":"inauspicious"},{"name":"Udveg","start":"16:05","end":"17:24","startHours":16.076082347440654,"endHours":17.393242717101874,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:24","end":"19:05","startHours":17.393242717101874,"endHours":19.076082347440654,"quality":"auspicious"},{"name":"Roga","start":"19:05","end":"20:46","startHours":19.076082347440654,"endHours":20.758921977779437,"quality":"inauspicious"},{"name":"Udveg","start":"20:46","end":"22:27","startHours":20.758921977779437,"endHours":22.441761608118217,"quality":"inauspicious"},{"name":"Chala","start":"22:27","end":"00:07","startHours":22.441761608118217,"endHours":24.124601238456997,"quality":"neutral"},{"name":"Labha","start":"00:07","end":"01:48","startHours":24.124601238456997,"endHours":25.807440868795776,"quality":"auspicious"},{"name":"Amṛta","start":"01:48","end":"03:29","startHours":25.807440868795776,"endHours":27.490280499134556,"quality":"auspicious"},{"name":"Kāla","start":"03:29","end":"05:10","startHours":27.490280499134556,"endHours":29.17312012947334,"quality":"inauspicious"},{"name":"Śubha","start":"05:10","end":"06:51","startHours":29.17312012947334,"endHours":30.85595975981212,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.8559597598121185,"endHours":7.8559597598121185,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.8559597598121185,"endHours":8.85595975981212,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.85595975981212,"endHours":9.85595975981212,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.85595975981212,"endHours":10.85595975981212,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.85595975981212,"endHours":11.85595975981212,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.85595975981212,"endHours":12.85595975981212,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.85595975981212,"endHours":13.85595975981212,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.85595975981212,"endHours":14.85595975981212,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.85595975981212,"endHours":15.85595975981212,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.85595975981212,"endHours":16.85595975981212,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.85595975981212,"endHours":17.85595975981212,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.85595975981212,"endHours":18.85595975981212,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.85595975981212,"endHours":19.85595975981212,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.85595975981212,"endHours":20.85595975981212,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.85595975981212,"endHours":21.85595975981212,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.85595975981212,"endHours":22.85595975981212,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.85595975981212,"endHours":23.85595975981212,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.85595975981212,"endHours":24.85595975981212,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.85595975981212,"endHours":25.85595975981212,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.85595975981212,"endHours":26.85595975981212,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.85595975981212,"endHours":27.85595975981212,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.85595975981212,"endHours":28.85595975981212,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.85595975981212,"endHours":29.85595975981212,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.85595975981212,"endHours":30.85595975981212,"planetary_lord":"Jupiter"}],"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.37300150598218,"eotMinutes":-6.292074307419696,"ayanamsa":19.1456}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"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":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi_eve_of_ingress":"Makara"},"precedence":4},{"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 January 7, 1663 CE · Ayodhyā · Vidhyamitra","description":"January 7, 1663 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 06:51, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1663-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1663-01-07","sa":"https://sa.vidhyamitra.com/city/ayodhya/1663-01-07","hi":"https://hi.vidhyamitra.com/city/ayodhya/1663-01-07","x-default":"https://vidhyamitra.com/city/ayodhya/1663-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T08:01:04.466Z","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":"2026-06-05T08:01:04.466Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T08:01:04.466Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}