{"id":"vidhyamitra:city-day:jamnagar:1981-05-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1981-05-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-05-23","date_display":"May 23, 1981 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":1981,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444747.770833,"kali_year":5083,"ahargana":1856282.2708,"sun":{"sidereal_longitude":38.2183,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":266.1469,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.9287,"elapsed_within_tithi_degrees":11.9287},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":266.1469,"elapsed_within_degrees":12.8136},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.3652},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1981,"month":5,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444747.770833,"ahargana":1856282.2708,"kali_year":5083,"ayanamsa_lahiri":23.593,"grahas":{"sun":{"sidereal_longitude":38.24231400000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":263.02691400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":1.47},"mars":{"sidereal_longitude":27.14461399999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":60.854813999999976,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":157.06201399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":50.469014000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.30641400000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":105.2322,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.2322,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":5,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444747.770833,"kali_year":5083,"ahargana":1856282.2708,"sun":{"sidereal_longitude":38.2183,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":266.1469,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":227.9287,"elapsed_within_tithi_degrees":11.9287},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":266.1469,"elapsed_within_degrees":12.8136},"yoga":{"number":23,"name":"Śubha","sum_longitude":304.3652},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.47,"elongation":132.071},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.47,"opposition_distance":47.929}},"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":"06:07","sunsetLocal":"19:26","solarNoonLocal":"12:46","dayLengthHours":13.31791679817978,"dayLengthDisplay":"13 Hours 19 Mins 05 Secs","nightLengthDisplay":"10 Hours 40 Mins 55 Secs","moonriseLocal":"22:22","moonsetLocal":"09:09","rahuKala":{"name":"Rāhu Kāla","start":"09:27","end":"11:06","startHours":9.443416011406782,"endHours":11.108155611179257,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:26","end":"16:06","startHours":14.437634810724202,"endHours":16.102374410496672,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:07","end":"07:47","startHours":6.113936811861838,"endHours":7.778676411634311,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:40","startHours":9.22145073143712,"endHours":9.665381291376447,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"07:01","startHours":6.668850011785995,"endHours":7.023994459737456,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:13","startHours":12.3289646510124,"endHours":13.216825770891054,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:14","startHours":4.338214572104534,"endHours":5.226075691983186,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:07","startHours":5.004110412013523,"endHours":6.113936811861838,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:00","end":"15:53","startHours":14.99254801064836,"endHours":15.880409130527012,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.231853610041618,"endHours":19.631853610041617,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"19:59","startHours":19.431853610041617,"endHours":19.986766809965776,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.181853610041617,"endHours":20.931853610041617,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:13","startHours":24.328964651012402,"endHours":25.216825770891052,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:07","end":"07:47","startHours":6.113936811861838,"endHours":7.778676411634311,"quality":"inauspicious"},{"name":"Śubha","start":"07:47","end":"09:27","startHours":7.778676411634311,"endHours":9.443416011406782,"quality":"auspicious"},{"name":"Roga","start":"09:27","end":"11:06","startHours":9.443416011406782,"endHours":11.108155611179257,"quality":"inauspicious"},{"name":"Udveg","start":"11:06","end":"12:46","startHours":11.108155611179257,"endHours":12.772895210951727,"quality":"inauspicious"},{"name":"Chala","start":"12:46","end":"14:26","startHours":12.772895210951727,"endHours":14.437634810724202,"quality":"neutral"},{"name":"Labha","start":"14:26","end":"16:06","startHours":14.437634810724202,"endHours":16.102374410496672,"quality":"auspicious"},{"name":"Amṛta","start":"16:06","end":"17:46","startHours":16.102374410496672,"endHours":17.767114010269147,"quality":"auspicious"},{"name":"Kāla","start":"17:46","end":"19:26","startHours":17.767114010269147,"endHours":19.431853610041617,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:26","end":"20:46","startHours":19.431853610041617,"endHours":20.767114010269147,"quality":"auspicious"},{"name":"Amṛta","start":"20:46","end":"22:06","startHours":20.767114010269147,"endHours":22.102374410496672,"quality":"auspicious"},{"name":"Kāla","start":"22:06","end":"23:26","startHours":22.102374410496672,"endHours":23.437634810724198,"quality":"inauspicious"},{"name":"Śubha","start":"23:26","end":"00:46","startHours":23.437634810724198,"endHours":24.772895210951727,"quality":"auspicious"},{"name":"Roga","start":"00:46","end":"02:06","startHours":24.772895210951727,"endHours":26.108155611179257,"quality":"inauspicious"},{"name":"Udveg","start":"02:06","end":"03:27","startHours":26.108155611179257,"endHours":27.443416011406782,"quality":"inauspicious"},{"name":"Chala","start":"03:27","end":"04:47","startHours":27.443416011406782,"endHours":28.778676411634308,"quality":"neutral"},{"name":"Labha","start":"04:47","end":"06:07","startHours":28.778676411634308,"endHours":30.113936811861837,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.113936811861838,"endHours":7.113936811861838,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.113936811861838,"endHours":8.113936811861837,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.113936811861837,"endHours":9.113936811861837,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.113936811861837,"endHours":10.113936811861837,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.113936811861837,"endHours":11.113936811861837,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.113936811861837,"endHours":12.113936811861837,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.113936811861837,"endHours":13.113936811861837,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.113936811861837,"endHours":14.113936811861837,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.113936811861837,"endHours":15.113936811861837,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.113936811861837,"endHours":16.113936811861837,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.113936811861837,"endHours":17.113936811861837,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.113936811861837,"endHours":18.113936811861837,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.113936811861837,"endHours":19.113936811861837,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.113936811861837,"endHours":20.113936811861837,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.113936811861837,"endHours":21.113936811861837,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.113936811861837,"endHours":22.113936811861837,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.113936811861837,"endHours":23.113936811861837,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.113936811861837,"endHours":24.113936811861837,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.113936811861837,"endHours":25.113936811861837,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.113936811861837,"endHours":26.113936811861837,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.113936811861837,"endHours":27.113936811861837,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.113936811861837,"endHours":28.113936811861837,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.113936811861837,"endHours":29.113936811861837,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.113936811861837,"endHours":30.113936811861837,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.526389856672346,"eotMinutes":3.395487342896394,"ayanamsa":23.593}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Caturthī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 May 23, 1981 CE · Jamnagar, Gujarat · Vidhyamitra","description":"May 23, 1981 CE for Jamnagar, Gujarat: Kṛṣṇa Caturthī, sūryodaya 06:07, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1981-05-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1981-05-23","sa":"https://sa.vidhyamitra.com/city/jamnagar/1981-05-23","hi":"https://hi.vidhyamitra.com/city/jamnagar/1981-05-23","x-default":"https://vidhyamitra.com/city/jamnagar/1981-05-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T19:28:42.000Z","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":"2026-05-18T19:28:42.000Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T19:28:42.000Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}