{"id":"vidhyamitra:city-day:jamnagar:1979-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1979-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1979-02-01","date_display":"February 1, 1979 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":1979,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443905.770833,"kali_year":5080,"ahargana":1855440.2708,"sun":{"sidereal_longitude":288.0798,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.7256,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":49.6457,"elapsed_within_tithi_degrees":1.6457},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.7256,"elapsed_within_degrees":4.3922},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.8054},"karana":{"half_tithi_index":8,"name":"Bava"},"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":1979,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443905.770833,"ahargana":1855440.2708,"kali_year":5080,"ayanamsa_lahiri":23.5608,"grahas":{"sun":{"sidereal_longitude":288.015185,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":340.530985,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":-0.6163},"mars":{"sidereal_longitude":285.602485,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":282.576785,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":99.17438500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"venus":{"sidereal_longitude":241.89468499999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":139.004485,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":149.8454,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":329.8454,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1979,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443905.770833,"kali_year":5080,"ahargana":1855440.2708,"sun":{"sidereal_longitude":288.0798,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.7256,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":49.6457,"elapsed_within_tithi_degrees":1.6457},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.7256,"elapsed_within_degrees":4.3922},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.8054},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.616,"elongation":49.646},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.616,"opposition_distance":130.354}},"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":"07:29","sunsetLocal":"18:38","solarNoonLocal":"13:03","dayLengthHours":11.139328594590467,"dayLengthDisplay":"11 Hours 08 Mins 22 Secs","nightLengthDisplay":"12 Hours 51 Mins 38 Secs","moonriseLocal":"10:28","moonsetLocal":"22:39","rahuKala":{"name":"Rāhu Kāla","start":"14:27","end":"15:51","startHours":14.450058542947069,"endHours":15.842474617270877,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:29","end":"08:53","startHours":7.4879781713280265,"endHours":8.880394245651836,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:16","end":"11:40","startHours":10.272810319975644,"endHours":11.665226394299452,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:05","end":"10:28","startHours":10.087154843399135,"endHours":10.45846579655215,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:57","end":"08:15","startHours":7.952116862769296,"endHours":8.249165625291708,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:41","end":"13:26","startHours":12.686331515470245,"endHours":13.428953421776276,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:00","end":"06:45","startHours":6.002734358715964,"endHours":6.745356265021996,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:34","end":"07:29","startHours":6.559700788445488,"endHours":7.4879781713280265,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:55","end":"15:39","startHours":14.914197234388336,"endHours":15.656819140694367,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.427306765918495,"endHours":18.827306765918493,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:05","startHours":18.627306765918494,"endHours":19.091445457359765,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.377306765918494,"endHours":20.127306765918494,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:41","end":"01:26","startHours":24.686331515470243,"endHours":25.428953421776278,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:29","end":"08:53","startHours":7.4879781713280265,"endHours":8.880394245651836,"quality":"auspicious"},{"name":"Roga","start":"08:53","end":"10:16","startHours":8.880394245651836,"endHours":10.272810319975644,"quality":"inauspicious"},{"name":"Udveg","start":"10:16","end":"11:40","startHours":10.272810319975644,"endHours":11.665226394299452,"quality":"inauspicious"},{"name":"Chala","start":"11:40","end":"13:03","startHours":11.665226394299452,"endHours":13.05764246862326,"quality":"neutral"},{"name":"Labha","start":"13:03","end":"14:27","startHours":13.05764246862326,"endHours":14.450058542947069,"quality":"auspicious"},{"name":"Amṛta","start":"14:27","end":"15:51","startHours":14.450058542947069,"endHours":15.842474617270877,"quality":"auspicious"},{"name":"Kāla","start":"15:51","end":"17:14","startHours":15.842474617270877,"endHours":17.234890691594686,"quality":"inauspicious"},{"name":"Śubha","start":"17:14","end":"18:38","startHours":17.234890691594686,"endHours":18.627306765918494,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:38","end":"20:14","startHours":18.627306765918494,"endHours":20.234890691594686,"quality":"auspicious"},{"name":"Kāla","start":"20:14","end":"21:51","startHours":20.234890691594686,"endHours":21.842474617270877,"quality":"inauspicious"},{"name":"Śubha","start":"21:51","end":"23:27","startHours":21.842474617270877,"endHours":23.45005854294707,"quality":"auspicious"},{"name":"Roga","start":"23:27","end":"01:03","startHours":23.45005854294707,"endHours":25.05764246862326,"quality":"inauspicious"},{"name":"Udveg","start":"01:03","end":"02:40","startHours":25.05764246862326,"endHours":26.665226394299452,"quality":"inauspicious"},{"name":"Chala","start":"02:40","end":"04:16","startHours":26.665226394299452,"endHours":28.272810319975644,"quality":"neutral"},{"name":"Labha","start":"04:16","end":"05:53","startHours":28.272810319975644,"endHours":29.880394245651836,"quality":"auspicious"},{"name":"Amṛta","start":"05:53","end":"07:29","startHours":29.880394245651836,"endHours":31.487978171328027,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:29","end":"08:29","startHours":7.4879781713280265,"endHours":8.487978171328027,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:29","end":"09:29","startHours":8.487978171328027,"endHours":9.487978171328027,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:29","end":"10:29","startHours":9.487978171328027,"endHours":10.487978171328027,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:29","end":"11:29","startHours":10.487978171328027,"endHours":11.487978171328027,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:29","end":"12:29","startHours":11.487978171328027,"endHours":12.487978171328027,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:29","end":"13:29","startHours":12.487978171328027,"endHours":13.487978171328027,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:29","end":"14:29","startHours":13.487978171328027,"endHours":14.487978171328027,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:29","end":"15:29","startHours":14.487978171328027,"endHours":15.487978171328027,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:29","end":"16:29","startHours":15.487978171328027,"endHours":16.487978171328027,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:29","end":"17:29","startHours":16.487978171328027,"endHours":17.487978171328027,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:29","end":"18:29","startHours":17.487978171328027,"endHours":18.487978171328027,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:29","end":"19:29","startHours":18.487978171328027,"endHours":19.487978171328027,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:29","end":"20:29","startHours":19.487978171328027,"endHours":20.487978171328027,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:29","end":"21:29","startHours":20.487978171328027,"endHours":21.487978171328027,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:29","end":"22:29","startHours":21.487978171328027,"endHours":22.487978171328027,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:29","end":"23:29","startHours":22.487978171328027,"endHours":23.487978171328027,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:29","end":"00:29","startHours":23.487978171328027,"endHours":24.487978171328027,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:29","end":"01:29","startHours":24.487978171328027,"endHours":25.487978171328027,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:29","end":"02:29","startHours":25.487978171328027,"endHours":26.487978171328027,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:29","end":"03:29","startHours":26.487978171328027,"endHours":27.487978171328027,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:29","end":"04:29","startHours":27.487978171328027,"endHours":28.487978171328027,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:29","end":"05:29","startHours":28.487978171328027,"endHours":29.487978171328027,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:29","end":"06:29","startHours":29.487978171328027,"endHours":30.487978171328027,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:29","end":"07:29","startHours":30.487978171328027,"endHours":31.487978171328027,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.309563252027267,"eotMinutes":-13.689348117395623,"ayanamsa":23.5608}},"calendars":{"vikram_samvat":2036,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1901,"saka_samvatsara":"Siddhārthī","bengali_samvat":1386,"malayalam_era":1155,"nanakshahi_year":510,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pañcamī · Vikram 2036 Aṅgirasa · Śaka 1901 Siddhārthī"},"festivals":[{"id":"sarasvati-jayanti","name":"Sarasvatī Jayantī (Vasanta Pañchamī)","name_sanskrit":"सरस्वती जयन्ती / वसन्त पञ्चमी","tradition":"Pan-Hindu","associated_deity":"Sarasvatī (Vāk-tattva)","significance":"Manifestation of Devī Sarasvatī; vidyā-ārambha day; vasanta-ṛtu begins.","vrata":true,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Skanda Purāṇa","Devī Bhāgavata"]}],"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 February 1, 1979 CE · Jamnagar, Gujarat · Vidhyamitra","description":"February 1, 1979 CE for Jamnagar, Gujarat: Śukla Pañcamī, sūryodaya 07:29, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1979-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1979-02-01","sa":"https://sa.vidhyamitra.com/city/jamnagar/1979-02-01","hi":"https://hi.vidhyamitra.com/city/jamnagar/1979-02-01","x-default":"https://vidhyamitra.com/city/jamnagar/1979-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:33:39.152Z","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":"2026-05-31T21:33:39.152Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:33:39.152Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}