{"id":"vidhyamitra:city-day:jamnagar:1964-07-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1964-07-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-07-16","date_display":"July 16, 1964 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":1964,"month":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438592.770833,"kali_year":5066,"ahargana":1850127.2708,"sun":{"sidereal_longitude":89.8234,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":172.5874,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.7639,"elapsed_within_tithi_degrees":10.7639},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.5874,"elapsed_within_degrees":12.5874},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.4108},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1964,"month":7,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438592.770833,"ahargana":1850127.2708,"kali_year":5066,"ayanamsa_lahiri":23.3576,"grahas":{"sun":{"sidereal_longitude":90.17808100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":174.98268099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":4.4136},"mars":{"sidereal_longitude":57.152581,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":109.84218099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":28.021581000000026,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":57.727981,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":311.636481,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":71.3538,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.3538,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1964,"month":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438592.770833,"kali_year":5066,"ahargana":1850127.2708,"sun":{"sidereal_longitude":89.8234,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":172.5874,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.7639,"elapsed_within_tithi_degrees":10.7639},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":172.5874,"elapsed_within_degrees":12.5874},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.4108},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.414,"elongation":82.764},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.414,"opposition_distance":97.236}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:14","sunsetLocal":"19:37","solarNoonLocal":"12:55","dayLengthHours":13.373869776625945,"dayLengthDisplay":"13 Hours 22 Mins 26 Secs","nightLengthDisplay":"10 Hours 37 Mins 34 Secs","moonriseLocal":"12:44","moonsetLocal":"00:25","rahuKala":{"name":"Rāhu Kāla","start":"14:36","end":"16:16","startHours":14.595932732349528,"endHours":16.26766645442777,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:14","end":"07:55","startHours":6.237264121958311,"endHours":7.908997844036554,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:35","end":"11:15","startHours":9.580731566114796,"endHours":11.25246528819304,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:48","startHours":9.357833736504364,"endHours":9.80362939572523,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:09","startHours":6.7945086959843914,"endHours":7.151145223361083,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:29","end":"13:22","startHours":12.478403351050419,"endHours":13.369994669492149,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:27","end":"05:21","startHours":4.454081485074852,"endHours":5.345672803516581,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:14","startHours":5.122774973906148,"endHours":6.237264121958311,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:09","end":"16:03","startHours":15.153177306375607,"endHours":16.044768624817337,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:25","end":"19:49","startHours":19.411133898584257,"endHours":19.811133898584256,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:37","end":"20:10","startHours":19.611133898584256,"endHours":20.16837847261034,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:22","end":"21:07","startHours":19.361133898584256,"endHours":21.111133898584256,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:29","end":"01:22","startHours":24.47840335105042,"endHours":25.369994669492147,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:14","end":"07:55","startHours":6.237264121958311,"endHours":7.908997844036554,"quality":"auspicious"},{"name":"Roga","start":"07:55","end":"09:35","startHours":7.908997844036554,"endHours":9.580731566114796,"quality":"inauspicious"},{"name":"Udveg","start":"09:35","end":"11:15","startHours":9.580731566114796,"endHours":11.25246528819304,"quality":"inauspicious"},{"name":"Chala","start":"11:15","end":"12:55","startHours":11.25246528819304,"endHours":12.924199010271284,"quality":"neutral"},{"name":"Labha","start":"12:55","end":"14:36","startHours":12.924199010271284,"endHours":14.595932732349528,"quality":"auspicious"},{"name":"Amṛta","start":"14:36","end":"16:16","startHours":14.595932732349528,"endHours":16.26766645442777,"quality":"auspicious"},{"name":"Kāla","start":"16:16","end":"17:56","startHours":16.26766645442777,"endHours":17.939400176506012,"quality":"inauspicious"},{"name":"Śubha","start":"17:56","end":"19:37","startHours":17.939400176506012,"endHours":19.611133898584256,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:37","end":"20:56","startHours":19.611133898584256,"endHours":20.939400176506012,"quality":"auspicious"},{"name":"Kāla","start":"20:56","end":"22:16","startHours":20.939400176506012,"endHours":22.26766645442777,"quality":"inauspicious"},{"name":"Śubha","start":"22:16","end":"23:36","startHours":22.26766645442777,"endHours":23.595932732349528,"quality":"auspicious"},{"name":"Roga","start":"23:36","end":"00:55","startHours":23.595932732349528,"endHours":24.924199010271284,"quality":"inauspicious"},{"name":"Udveg","start":"00:55","end":"02:15","startHours":24.924199010271284,"endHours":26.25246528819304,"quality":"inauspicious"},{"name":"Chala","start":"02:15","end":"03:35","startHours":26.25246528819304,"endHours":27.5807315661148,"quality":"neutral"},{"name":"Labha","start":"03:35","end":"04:55","startHours":27.5807315661148,"endHours":28.908997844036556,"quality":"auspicious"},{"name":"Amṛta","start":"04:55","end":"06:14","startHours":28.908997844036556,"endHours":30.23726412195831,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.237264121958311,"endHours":7.237264121958311,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.237264121958311,"endHours":8.237264121958312,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.237264121958312,"endHours":9.237264121958312,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.237264121958312,"endHours":10.237264121958312,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.237264121958312,"endHours":11.237264121958312,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.237264121958312,"endHours":12.237264121958312,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.237264121958312,"endHours":13.237264121958312,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.237264121958312,"endHours":14.237264121958312,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.237264121958312,"endHours":15.237264121958312,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.237264121958312,"endHours":16.23726412195831,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.23726412195831,"endHours":17.23726412195831,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.23726412195831,"endHours":18.23726412195831,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.23726412195831,"endHours":19.23726412195831,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.23726412195831,"endHours":20.23726412195831,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.23726412195831,"endHours":21.23726412195831,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.23726412195831,"endHours":22.23726412195831,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.23726412195831,"endHours":23.23726412195831,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.23726412195831,"endHours":24.23726412195831,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.23726412195831,"endHours":25.23726412195831,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.23726412195831,"endHours":26.23726412195831,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.23726412195831,"endHours":27.23726412195831,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.23726412195831,"endHours":28.23726412195831,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.23726412195831,"endHours":29.23726412195831,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.23726412195831,"endHours":30.23726412195831,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.38578159904373,"eotMinutes":-5.682740616276977,"ayanamsa":23.3576}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Saptamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi_ingress":"Karka"},"precedence":2}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"jamnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 16, 1964 CE · Jamnagar, Gujarat · Vidhyamitra","description":"July 16, 1964 CE for Jamnagar, Gujarat: Śukla Saptamī, sūryodaya 06:14, sūryāsta 19:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1964-07-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1964-07-16","sa":"https://sa.vidhyamitra.com/city/jamnagar/1964-07-16","hi":"https://hi.vidhyamitra.com/city/jamnagar/1964-07-16","x-default":"https://vidhyamitra.com/city/jamnagar/1964-07-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:27:56.344Z","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":"2026-06-01T01:27:56.344Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:27:56.344Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}