{"id":"vidhyamitra:city-day:dwarka:1664-10-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1664-10-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1664-10-06","date_display":"October 6, 1664 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":1664,"month":10,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329102.770833,"kali_year":4766,"ahargana":1740637.2708,"sun":{"sidereal_longitude":174.3644,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":3.5595,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.1951,"elapsed_within_tithi_degrees":9.1951},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.5595,"elapsed_within_degrees":3.5595},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.9238},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":1664,"month":10,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2329102.770833,"ahargana":1740637.2708,"kali_year":4766,"ayanamsa_lahiri":19.17,"grahas":{"sun":{"sidereal_longitude":174.29580399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":3.9308040000000233,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-4.2518},"mars":{"sidereal_longitude":217.41560400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":202.57050400000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":265.03450399999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":185.635404,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":248.293404,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":112.6609,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.6609,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1664,"month":10,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329102.770833,"kali_year":4766,"ahargana":1740637.2708,"sun":{"sidereal_longitude":174.3644,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":3.5595,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.1951,"elapsed_within_tithi_degrees":9.1951},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.5595,"elapsed_within_degrees":3.5595},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.9238},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.252,"elongation":170.805},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.252,"opposition_distance":9.195}},"eclipse_window_40days":[]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"06:47","sunsetLocal":"18:36","solarNoonLocal":"12:41","dayLengthHours":11.829931827645183,"dayLengthDisplay":"11 Hours 49 Mins 48 Secs","nightLengthDisplay":"12 Hours 10 Mins 12 Secs","moonriseLocal":"19:03","moonsetLocal":"07:37","rahuKala":{"name":"Rāhu Kāla","start":"08:15","end":"09:44","startHours":8.254541811335269,"endHours":9.733283289790915,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:13","end":"12:41","startHours":11.212024768246565,"endHours":12.69076624670221,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:10","end":"15:39","startHours":14.16950772515786,"endHours":15.648249203613506,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:56","startHours":9.536117759330162,"endHours":9.93044882025167,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:35","startHours":7.268714159031503,"endHours":7.584179007768707,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"13:05","startHours":12.296435185780705,"endHours":13.085097307623716,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:59","startHours":5.198476089193596,"endHours":5.987138211036608,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:47","startHours":5.789972680575855,"endHours":6.77580033287962,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:27","startHours":14.662421551309741,"endHours":15.451083673152754,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.405732160524803,"endHours":18.8057321605248,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:06","startHours":18.605732160524802,"endHours":19.098645986676686,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.355732160524802,"endHours":20.105732160524802,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"01:05","startHours":24.296435185780705,"endHours":25.085097307623716,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:47","end":"08:15","startHours":6.77580033287962,"endHours":8.254541811335269,"quality":"auspicious"},{"name":"Kāla","start":"08:15","end":"09:44","startHours":8.254541811335269,"endHours":9.733283289790915,"quality":"inauspicious"},{"name":"Śubha","start":"09:44","end":"11:13","startHours":9.733283289790915,"endHours":11.212024768246565,"quality":"auspicious"},{"name":"Roga","start":"11:13","end":"12:41","startHours":11.212024768246565,"endHours":12.69076624670221,"quality":"inauspicious"},{"name":"Udveg","start":"12:41","end":"14:10","startHours":12.69076624670221,"endHours":14.16950772515786,"quality":"inauspicious"},{"name":"Chala","start":"14:10","end":"15:39","startHours":14.16950772515786,"endHours":15.648249203613506,"quality":"neutral"},{"name":"Labha","start":"15:39","end":"17:08","startHours":15.648249203613506,"endHours":17.126990682069156,"quality":"auspicious"},{"name":"Amṛta","start":"17:08","end":"18:36","startHours":17.126990682069156,"endHours":18.605732160524802,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:36","end":"20:08","startHours":18.605732160524802,"endHours":20.126990682069156,"quality":"neutral"},{"name":"Labha","start":"20:08","end":"21:39","startHours":20.126990682069156,"endHours":21.648249203613506,"quality":"auspicious"},{"name":"Amṛta","start":"21:39","end":"23:10","startHours":21.648249203613506,"endHours":23.169507725157857,"quality":"auspicious"},{"name":"Kāla","start":"23:10","end":"00:41","startHours":23.169507725157857,"endHours":24.69076624670221,"quality":"inauspicious"},{"name":"Śubha","start":"00:41","end":"02:13","startHours":24.69076624670221,"endHours":26.212024768246565,"quality":"auspicious"},{"name":"Roga","start":"02:13","end":"03:44","startHours":26.212024768246565,"endHours":27.733283289790915,"quality":"inauspicious"},{"name":"Udveg","start":"03:44","end":"05:15","startHours":27.733283289790915,"endHours":29.254541811335265,"quality":"inauspicious"},{"name":"Chala","start":"05:15","end":"06:47","startHours":29.254541811335265,"endHours":30.77580033287962,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:47","end":"07:47","startHours":6.77580033287962,"endHours":7.77580033287962,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:47","end":"08:47","startHours":7.77580033287962,"endHours":8.77580033287962,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:47","end":"09:47","startHours":8.77580033287962,"endHours":9.77580033287962,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:47","end":"10:47","startHours":9.77580033287962,"endHours":10.77580033287962,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:47","end":"11:47","startHours":10.77580033287962,"endHours":11.77580033287962,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:47","end":"12:47","startHours":11.77580033287962,"endHours":12.77580033287962,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:47","end":"13:47","startHours":12.77580033287962,"endHours":13.77580033287962,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:47","end":"14:47","startHours":13.77580033287962,"endHours":14.77580033287962,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:47","end":"15:47","startHours":14.77580033287962,"endHours":15.77580033287962,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:47","end":"16:47","startHours":15.77580033287962,"endHours":16.77580033287962,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:47","end":"17:47","startHours":16.77580033287962,"endHours":17.77580033287962,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:47","end":"18:47","startHours":17.77580033287962,"endHours":18.77580033287962,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:47","end":"19:47","startHours":18.77580033287962,"endHours":19.77580033287962,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:47","end":"20:47","startHours":19.77580033287962,"endHours":20.77580033287962,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:47","end":"21:47","startHours":20.77580033287962,"endHours":21.77580033287962,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:47","end":"22:47","startHours":21.77580033287962,"endHours":22.77580033287962,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:47","end":"23:47","startHours":22.77580033287962,"endHours":23.77580033287962,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:47","end":"00:47","startHours":23.77580033287962,"endHours":24.77580033287962,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:47","end":"01:47","startHours":24.77580033287962,"endHours":25.77580033287962,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:47","end":"02:47","startHours":25.77580033287962,"endHours":26.77580033287962,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:47","end":"03:47","startHours":26.77580033287962,"endHours":27.77580033287962,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:47","end":"04:47","startHours":27.77580033287962,"endHours":28.77580033287962,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:47","end":"05:47","startHours":28.77580033287962,"endHours":29.77580033287962,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:47","end":"06:47","startHours":29.77580033287962,"endHours":30.77580033287962,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","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":-5.314234517489619,"eotMinutes":12.679625197867345,"ayanamsa":19.17}},"calendars":{"vikram_samvat":1721,"vikram_samvatsara":"Piṅgala","saka_samvat":1586,"saka_samvatsara":"Krodhi","bengali_samvat":1071,"malayalam_era":840,"nanakshahi_year":195,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","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":"Kārtika Kṛṣṇa Pratipada · Vikram 1721 Piṅgala · Śaka 1586 Krodhi"},"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 6, 1664 CE · Dvārakā · Vidhyamitra","description":"October 6, 1664 CE for Dvārakā: Kṛṣṇa Pratipada, sūryodaya 06:47, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1664-10-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1664-10-06","sa":"https://sa.vidhyamitra.com/city/dwarka/1664-10-06","hi":"https://hi.vidhyamitra.com/city/dwarka/1664-10-06","x-default":"https://vidhyamitra.com/city/dwarka/1664-10-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-07T15:04:31.886Z","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":"2026-06-07T15:04:31.886Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-07T15:04:31.886Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}