{"id":"vidhyamitra:city-day:dwarka:1983-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1983-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-05-13","date_display":"May 13, 1983 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1983,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445467.770833,"kali_year":5085,"ahargana":1857002.2708,"sun":{"sidereal_longitude":28.1522,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":29.8143,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.6621,"elapsed_within_tithi_degrees":1.6621},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.8143,"elapsed_within_degrees":3.1476},"yoga":{"number":5,"name":"Śobhana","sum_longitude":57.9665},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1983,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445467.770833,"ahargana":1857002.2708,"kali_year":5085,"ayanamsa_lahiri":23.6206,"grahas":{"sun":{"sidereal_longitude":28.116904999999974,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":31.09720500000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-2.7232},"mars":{"sidereal_longitude":33.87960499999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":27.924104999999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":225.04330500000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":70.65790500000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":185.65320499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":67.0832,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":247.0832,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1983,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445467.770833,"kali_year":5085,"ahargana":1857002.2708,"sun":{"sidereal_longitude":28.1522,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":29.8143,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.6621,"elapsed_within_tithi_degrees":1.6621},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.8143,"elapsed_within_degrees":3.1476},"yoga":{"number":5,"name":"Śobhana","sum_longitude":57.9665},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.723,"elongation":1.662},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.723,"opposition_distance":178.338}},"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":"06:16","sunsetLocal":"19:25","solarNoonLocal":"12:50","dayLengthHours":13.157599225228696,"dayLengthDisplay":"13 Hours 09 Mins 27 Secs","nightLengthDisplay":"10 Hours 50 Mins 33 Secs","moonriseLocal":"06:27","moonsetLocal":"19:37","rahuKala":{"name":"Rāhu Kāla","start":"11:12","end":"12:50","startHours":11.19483611778714,"endHours":12.839536020940727,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"16:08","end":"17:46","startHours":16.1289358272479,"endHours":17.773635730401487,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:54","end":"09:33","startHours":7.905436311479965,"endHours":9.550136214633552,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:46","startHours":9.330842894213074,"endHours":9.76942953505403,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:10","startHours":6.808969709377574,"endHours":7.159839022050339,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:24","end":"13:17","startHours":12.400949380099771,"endHours":13.278122661781683,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:23","startHours":4.506389844962553,"endHours":5.383563126644465,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:10","end":"06:16","startHours":5.164269806223987,"endHours":6.260736408326379,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:02","end":"15:55","startHours":15.032469225145508,"endHours":15.90964250682742,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:13","end":"19:37","startHours":19.218335633555075,"endHours":19.618335633555073,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:25","end":"19:58","startHours":19.418335633555074,"endHours":19.96656893460627,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:10","end":"20:55","startHours":19.168335633555074,"endHours":20.918335633555074,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:24","end":"01:17","startHours":24.40094938009977,"endHours":25.278122661781683,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:16","end":"07:54","startHours":6.260736408326379,"endHours":7.905436311479965,"quality":"neutral"},{"name":"Labha","start":"07:54","end":"09:33","startHours":7.905436311479965,"endHours":9.550136214633552,"quality":"auspicious"},{"name":"Amṛta","start":"09:33","end":"11:12","startHours":9.550136214633552,"endHours":11.19483611778714,"quality":"auspicious"},{"name":"Kāla","start":"11:12","end":"12:50","startHours":11.19483611778714,"endHours":12.839536020940727,"quality":"inauspicious"},{"name":"Śubha","start":"12:50","end":"14:29","startHours":12.839536020940727,"endHours":14.484235924094314,"quality":"auspicious"},{"name":"Roga","start":"14:29","end":"16:08","startHours":14.484235924094314,"endHours":16.1289358272479,"quality":"inauspicious"},{"name":"Udveg","start":"16:08","end":"17:46","startHours":16.1289358272479,"endHours":17.773635730401487,"quality":"inauspicious"},{"name":"Chala","start":"17:46","end":"19:25","startHours":17.773635730401487,"endHours":19.418335633555074,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:25","end":"20:46","startHours":19.418335633555074,"endHours":20.773635730401487,"quality":"inauspicious"},{"name":"Udveg","start":"20:46","end":"22:08","startHours":20.773635730401487,"endHours":22.1289358272479,"quality":"inauspicious"},{"name":"Chala","start":"22:08","end":"23:29","startHours":22.1289358272479,"endHours":23.484235924094314,"quality":"neutral"},{"name":"Labha","start":"23:29","end":"00:50","startHours":23.484235924094314,"endHours":24.839536020940727,"quality":"auspicious"},{"name":"Amṛta","start":"00:50","end":"02:12","startHours":24.839536020940727,"endHours":26.19483611778714,"quality":"auspicious"},{"name":"Kāla","start":"02:12","end":"03:33","startHours":26.19483611778714,"endHours":27.550136214633554,"quality":"inauspicious"},{"name":"Śubha","start":"03:33","end":"04:54","startHours":27.550136214633554,"endHours":28.905436311479967,"quality":"auspicious"},{"name":"Roga","start":"04:54","end":"06:16","startHours":28.905436311479967,"endHours":30.26073640832638,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.260736408326379,"endHours":7.260736408326379,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.260736408326379,"endHours":8.260736408326379,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.260736408326379,"endHours":9.260736408326379,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.260736408326379,"endHours":10.260736408326379,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.260736408326379,"endHours":11.260736408326379,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.260736408326379,"endHours":12.260736408326379,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.260736408326379,"endHours":13.260736408326379,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.260736408326379,"endHours":14.260736408326379,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.260736408326379,"endHours":15.260736408326379,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.260736408326379,"endHours":16.26073640832638,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.26073640832638,"endHours":17.26073640832638,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.26073640832638,"endHours":18.26073640832638,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.26073640832638,"endHours":19.26073640832638,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.26073640832638,"endHours":20.26073640832638,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.26073640832638,"endHours":21.26073640832638,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.26073640832638,"endHours":22.26073640832638,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.26073640832638,"endHours":23.26073640832638,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.26073640832638,"endHours":24.26073640832638,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.26073640832638,"endHours":25.26073640832638,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.26073640832638,"endHours":26.26073640832638,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.26073640832638,"endHours":27.26073640832638,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.26073640832638,"endHours":28.26073640832638,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.26073640832638,"endHours":29.26073640832638,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.26073640832638,"endHours":30.26073640832638,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.19743136697664,"eotMinutes":3.7534387435564067,"ayanamsa":23.6206}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Pratipada · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 May 13, 1983 CE · Dvārakā · Vidhyamitra","description":"May 13, 1983 CE for Dvārakā: Śukla Pratipada, sūryodaya 06:16, sūryāsta 19:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1983-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1983-05-13","sa":"https://sa.vidhyamitra.com/city/dwarka/1983-05-13","hi":"https://hi.vidhyamitra.com/city/dwarka/1983-05-13","x-default":"https://vidhyamitra.com/city/dwarka/1983-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-08T17:47:43.700Z","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":"2026-08-08T17:47:43.700Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-08T17:47:43.700Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}