{"id":"vidhyamitra:city-day:varanasi:1663-08-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/1663-08-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-08-20","date_display":"August 20, 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":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328689.770833,"kali_year":4765,"ahargana":1740224.2708,"sun":{"sidereal_longitude":127.8237,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":321.8776,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.0539,"elapsed_within_tithi_degrees":2.0539},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.8776,"elapsed_within_degrees":1.8776},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.7013},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":8,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328689.770833,"ahargana":1740224.2708,"kali_year":4765,"ayanamsa_lahiri":19.1542,"grahas":{"sun":{"sidereal_longitude":127.67198300000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":321.8831829999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false,"latitude":-0.5739},"mars":{"sidereal_longitude":79.09848299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":114.11718300000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":231.16298299999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":176.68418300000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":235.70408299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":134.5436,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":314.5436,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1663,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328689.770833,"kali_year":4765,"ahargana":1740224.2708,"sun":{"sidereal_longitude":127.8237,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":321.8776,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.0539,"elapsed_within_tithi_degrees":2.0539},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.8776,"elapsed_within_degrees":1.8776},"yoga":{"number":7,"name":"Sukarma","sum_longitude":89.7013},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.574,"elongation":165.946},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.574,"opposition_distance":14.054}},"eclipse_window_40days":[{"offset_days":-1,"type":"lunar","occurs":true,"moon_latitude":0.469,"opposition_distance":1.748}]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:33","sunsetLocal":"18:29","solarNoonLocal":"12:01","dayLengthHours":12.934045634398693,"dayLengthDisplay":"12 Hours 56 Mins 03 Secs","nightLengthDisplay":"11 Hours 03 Mins 57 Secs","moonriseLocal":"19:10","moonsetLocal":"06:46","rahuKala":{"name":"Rāhu Kāla","start":"07:10","end":"08:47","startHours":7.168973068942662,"endHours":8.785728773242498,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:24","end":"12:01","startHours":10.402484477542334,"endHours":12.019240181842171,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:38","end":"15:15","startHours":13.635995886142009,"endHours":15.252751590441845,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:34","end":"09:00","startHours":8.57016134600252,"endHours":9.001296200482477,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:05","end":"06:26","startHours":6.0911359327427705,"endHours":6.436043816326736,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:27","startHours":11.588105327362214,"endHours":12.450375036322129,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:50","end":"04:41","startHours":3.827677946722999,"endHours":4.6899476556829125,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:33","startHours":4.474380228442934,"endHours":5.552217364642825,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:02","startHours":14.174914454241954,"endHours":15.037184163201866,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.28626299904152,"endHours":18.686262999041517,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:02","startHours":18.486262999041518,"endHours":19.025181567141463,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.236262999041518,"endHours":19.986262999041518,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:27","startHours":23.588105327362214,"endHours":24.45037503632213,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:33","end":"07:10","startHours":5.552217364642825,"endHours":7.168973068942662,"quality":"auspicious"},{"name":"Kāla","start":"07:10","end":"08:47","startHours":7.168973068942662,"endHours":8.785728773242498,"quality":"inauspicious"},{"name":"Śubha","start":"08:47","end":"10:24","startHours":8.785728773242498,"endHours":10.402484477542334,"quality":"auspicious"},{"name":"Roga","start":"10:24","end":"12:01","startHours":10.402484477542334,"endHours":12.019240181842171,"quality":"inauspicious"},{"name":"Udveg","start":"12:01","end":"13:38","startHours":12.019240181842171,"endHours":13.635995886142009,"quality":"inauspicious"},{"name":"Chala","start":"13:38","end":"15:15","startHours":13.635995886142009,"endHours":15.252751590441845,"quality":"neutral"},{"name":"Labha","start":"15:15","end":"16:52","startHours":15.252751590441845,"endHours":16.86950729474168,"quality":"auspicious"},{"name":"Amṛta","start":"16:52","end":"18:29","startHours":16.86950729474168,"endHours":18.486262999041518,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:29","end":"19:52","startHours":18.486262999041518,"endHours":19.86950729474168,"quality":"neutral"},{"name":"Labha","start":"19:52","end":"21:15","startHours":19.86950729474168,"endHours":21.252751590441846,"quality":"auspicious"},{"name":"Amṛta","start":"21:15","end":"22:38","startHours":21.252751590441846,"endHours":22.63599588614201,"quality":"auspicious"},{"name":"Kāla","start":"22:38","end":"00:01","startHours":22.63599588614201,"endHours":24.01924018184217,"quality":"inauspicious"},{"name":"Śubha","start":"00:01","end":"01:24","startHours":24.01924018184217,"endHours":25.402484477542334,"quality":"auspicious"},{"name":"Roga","start":"01:24","end":"02:47","startHours":25.402484477542334,"endHours":26.785728773242496,"quality":"inauspicious"},{"name":"Udveg","start":"02:47","end":"04:10","startHours":26.785728773242496,"endHours":28.168973068942663,"quality":"inauspicious"},{"name":"Chala","start":"04:10","end":"05:33","startHours":28.168973068942663,"endHours":29.552217364642825,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.552217364642825,"endHours":6.552217364642825,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.552217364642825,"endHours":7.552217364642825,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.552217364642825,"endHours":8.552217364642825,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.552217364642825,"endHours":9.552217364642825,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.552217364642825,"endHours":10.552217364642825,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.552217364642825,"endHours":11.552217364642825,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.552217364642825,"endHours":12.552217364642825,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.552217364642825,"endHours":13.552217364642825,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.552217364642825,"endHours":14.552217364642825,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.552217364642825,"endHours":15.552217364642825,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.552217364642825,"endHours":16.552217364642825,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.552217364642825,"endHours":17.552217364642825,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.552217364642825,"endHours":18.552217364642825,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.552217364642825,"endHours":19.552217364642825,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.552217364642825,"endHours":20.552217364642825,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.552217364642825,"endHours":21.552217364642825,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.552217364642825,"endHours":22.552217364642825,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.552217364642825,"endHours":23.552217364642825,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.552217364642825,"endHours":24.552217364642825,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.552217364642825,"endHours":25.552217364642825,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.552217364642825,"endHours":26.552217364642825,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.552217364642825,"endHours":27.552217364642825,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.552217364642825,"endHours":28.552217364642825,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.552217364642825,"endHours":29.552217364642825,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.569961050099268,"eotMinutes":-3.0500109105302213,"ayanamsa":19.1542}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Dvitīyā · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"varanasi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 20, 1663 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"August 20, 1663 CE for Vārāṇasī (Kāśī): Kṛṣṇa Dvitīyā, sūryodaya 05:33, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/1663-08-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/1663-08-20","sa":"https://sa.vidhyamitra.com/city/varanasi/1663-08-20","hi":"https://hi.vidhyamitra.com/city/varanasi/1663-08-20","x-default":"https://vidhyamitra.com/city/varanasi/1663-08-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T02:53:51.214Z","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":"2026-06-05T02:53:51.214Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T02:53:51.214Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}