{"id":"vidhyamitra:city-day:varanasi:1663-09-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/1663-09-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-09-25","date_display":"September 25, 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":9,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328725.770833,"kali_year":4765,"ahargana":1740260.2708,"sun":{"sidereal_longitude":162.779,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":83.418,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":280.639,"elapsed_within_tithi_degrees":4.639},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.418,"elapsed_within_degrees":3.418},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.1971},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":9,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328725.770833,"ahargana":1740260.2708,"kali_year":4765,"ayanamsa_lahiri":19.1556,"grahas":{"sun":{"sidereal_longitude":162.712808,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"moon":{"sidereal_longitude":83.84620799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-3.4059},"mars":{"sidereal_longitude":101.18410799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":174.95490799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":234.88270799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":213.67490799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":237.01770799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":132.6361,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.6361,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":9,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328725.770833,"kali_year":4765,"ahargana":1740260.2708,"sun":{"sidereal_longitude":162.779,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":83.418,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":280.639,"elapsed_within_tithi_degrees":4.639},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":83.418,"elapsed_within_degrees":3.418},"yoga":{"number":19,"name":"Parigha","sum_longitude":246.1971},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.406,"elongation":79.361},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.406,"opposition_distance":100.639}},"eclipse_window_40days":[]},"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":"05:47","sunsetLocal":"17:51","solarNoonLocal":"11:49","dayLengthHours":12.076005793861995,"dayLengthDisplay":"12 Hours 04 Mins 34 Secs","nightLengthDisplay":"11 Hours 55 Mins 26 Secs","moonriseLocal":"23:45","moonsetLocal":"13:22","rahuKala":{"name":"Rāhu Kāla","start":"14:50","end":"16:21","startHours":14.834966005326464,"endHours":16.344466729559212,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:48","end":"10:18","startHours":8.796963108395467,"endHours":10.306463832628214,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:49","end":"13:20","startHours":11.815964556860965,"endHours":13.325465281093713,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:00","startHours":8.595696345164432,"endHours":8.9982298716265,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:36","startHours":6.28112856800755,"endHours":6.6031553891772035,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:25","end":"12:13","startHours":11.413431030398899,"endHours":12.218498083323032,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"04:58","startHours":4.1678275540817005,"endHours":4.972894607005834,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:47","startHours":4.771627843774801,"endHours":5.777961659929967,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:38","startHours":13.828632189171298,"endHours":14.633699242095432,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:39","end":"18:03","startHours":17.653967453791964,"endHours":18.053967453791962,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:51","end":"18:21","startHours":17.853967453791963,"endHours":18.357134361869548,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:36","end":"19:21","startHours":17.603967453791963,"endHours":19.353967453791963,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:25","end":"00:13","startHours":23.4134310303989,"endHours":24.21849808332303,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:47","end":"07:17","startHours":5.777961659929967,"endHours":7.287462384162716,"quality":"inauspicious"},{"name":"Udveg","start":"07:17","end":"08:48","startHours":7.287462384162716,"endHours":8.796963108395467,"quality":"inauspicious"},{"name":"Chala","start":"08:48","end":"10:18","startHours":8.796963108395467,"endHours":10.306463832628214,"quality":"neutral"},{"name":"Labha","start":"10:18","end":"11:49","startHours":10.306463832628214,"endHours":11.815964556860965,"quality":"auspicious"},{"name":"Amṛta","start":"11:49","end":"13:20","startHours":11.815964556860965,"endHours":13.325465281093713,"quality":"auspicious"},{"name":"Kāla","start":"13:20","end":"14:50","startHours":13.325465281093713,"endHours":14.834966005326464,"quality":"inauspicious"},{"name":"Śubha","start":"14:50","end":"16:21","startHours":14.834966005326464,"endHours":16.344466729559212,"quality":"auspicious"},{"name":"Roga","start":"16:21","end":"17:51","startHours":16.344466729559212,"endHours":17.853967453791963,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:51","end":"19:21","startHours":17.853967453791963,"endHours":19.344466729559215,"quality":"inauspicious"},{"name":"Śubha","start":"19:21","end":"20:50","startHours":19.344466729559215,"endHours":20.834966005326464,"quality":"auspicious"},{"name":"Roga","start":"20:50","end":"22:20","startHours":20.834966005326464,"endHours":22.325465281093713,"quality":"inauspicious"},{"name":"Udveg","start":"22:20","end":"23:49","startHours":22.325465281093713,"endHours":23.815964556860965,"quality":"inauspicious"},{"name":"Chala","start":"23:49","end":"01:18","startHours":23.815964556860965,"endHours":25.306463832628218,"quality":"neutral"},{"name":"Labha","start":"01:18","end":"02:48","startHours":25.306463832628218,"endHours":26.796963108395467,"quality":"auspicious"},{"name":"Amṛta","start":"02:48","end":"04:17","startHours":26.796963108395467,"endHours":28.287462384162716,"quality":"auspicious"},{"name":"Kāla","start":"04:17","end":"05:47","startHours":28.287462384162716,"endHours":29.777961659929968,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:47","end":"06:47","startHours":5.777961659929967,"endHours":6.777961659929967,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:47","end":"07:47","startHours":6.777961659929967,"endHours":7.777961659929967,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:47","end":"08:47","startHours":7.777961659929967,"endHours":8.777961659929968,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:47","end":"09:47","startHours":8.777961659929968,"endHours":9.777961659929968,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:47","end":"10:47","startHours":9.777961659929968,"endHours":10.777961659929968,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:47","end":"11:47","startHours":10.777961659929968,"endHours":11.777961659929968,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:47","end":"12:47","startHours":11.777961659929968,"endHours":12.777961659929968,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:47","end":"13:47","startHours":12.777961659929968,"endHours":13.777961659929968,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:47","end":"14:47","startHours":13.777961659929968,"endHours":14.777961659929968,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:47","end":"15:47","startHours":14.777961659929968,"endHours":15.777961659929968,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:47","end":"16:47","startHours":15.777961659929968,"endHours":16.777961659929968,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:47","end":"17:47","startHours":16.777961659929968,"endHours":17.777961659929968,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:47","end":"18:47","startHours":17.777961659929968,"endHours":18.777961659929968,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:47","end":"19:47","startHours":18.777961659929968,"endHours":19.777961659929968,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:47","end":"20:47","startHours":19.777961659929968,"endHours":20.777961659929968,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:47","end":"21:47","startHours":20.777961659929968,"endHours":21.777961659929968,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:47","end":"22:47","startHours":21.777961659929968,"endHours":22.777961659929968,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:47","end":"23:47","startHours":22.777961659929968,"endHours":23.777961659929968,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:47","end":"00:47","startHours":23.777961659929968,"endHours":24.777961659929968,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:47","end":"01:47","startHours":24.777961659929968,"endHours":25.777961659929968,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:47","end":"02:47","startHours":25.777961659929968,"endHours":26.777961659929968,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:47","end":"03:47","startHours":26.777961659929968,"endHours":27.777961659929968,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:47","end":"04:47","startHours":27.777961659929968,"endHours":28.777961659929968,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:47","end":"05:47","startHours":28.777961659929968,"endHours":29.777961659929968,"planetary_lord":"Saturn"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-0.7430156374740772,"eotMinutes":9.146526588342006,"ayanamsa":19.1556}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Navamī · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"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 September 25, 1663 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"September 25, 1663 CE for Vārāṇasī (Kāśī): Kṛṣṇa Navamī, sūryodaya 05:47, sūryāsta 17:51.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/1663-09-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/1663-09-25","sa":"https://sa.vidhyamitra.com/city/varanasi/1663-09-25","hi":"https://hi.vidhyamitra.com/city/varanasi/1663-09-25","x-default":"https://vidhyamitra.com/city/varanasi/1663-09-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T18:26:30.765Z","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":"2026-06-04T18:26:30.765Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T18:26:30.765Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}