{"id":"vidhyamitra:city-day:jamnagar:2013-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2013-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-02-20","date_display":"February 20, 2013 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":2013,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456343.770833,"kali_year":5114,"ahargana":1867878.2708,"sun":{"sidereal_longitude":307.6139,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":60.3274,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.7134,"elapsed_within_tithi_degrees":4.7134},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":60.3274,"elapsed_within_degrees":6.994},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.9413},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2013,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456343.770833,"ahargana":1867878.2708,"kali_year":5114,"ayanamsa_lahiri":24.0365,"grahas":{"sun":{"sidereal_longitude":307.52276200000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":61.063162000000034,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-2.2147},"mars":{"sidereal_longitude":319.98056199999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":324.760362,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":42.57436200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":298.2407619999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":197.22976199999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":210.8204,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":30.8204,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":"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":2013,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456343.770833,"kali_year":5114,"ahargana":1867878.2708,"sun":{"sidereal_longitude":307.6139,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":60.3274,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.7134,"elapsed_within_tithi_degrees":4.7134},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":60.3274,"elapsed_within_degrees":6.994},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.9413},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.215,"elongation":112.713},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.215,"opposition_distance":67.287}},"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":"07:19","sunsetLocal":"18:49","solarNoonLocal":"13:04","dayLengthHours":11.512512151456914,"dayLengthDisplay":"11 Hours 30 Mins 45 Secs","nightLengthDisplay":"12 Hours 29 Mins 15 Secs","moonriseLocal":"13:54","moonsetLocal":"03:22","rahuKala":{"name":"Rāhu Kāla","start":"13:04","end":"14:30","startHours":13.067542417412037,"endHours":14.506606436344152,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:45","end":"10:11","startHours":8.750350360615695,"endHours":10.18941437954781,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:38","end":"13:04","startHours":11.628478398479922,"endHours":13.067542417412037,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:00","end":"10:23","startHours":9.997539177023526,"endHours":10.38128958207209,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:47","end":"08:06","startHours":7.790974347994284,"endHours":8.097974672033136,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:41","end":"13:27","startHours":12.683792012363472,"endHours":13.451292822460601,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:33","startHours":5.776284721489325,"endHours":6.543785531586453,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:19","startHours":6.351910329062171,"endHours":7.31128634168358,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:45","startHours":14.986294442654856,"endHours":15.753795252751983,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.623798493140495,"endHours":19.023798493140493,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:18","startHours":18.823798493140494,"endHours":19.3034864994512,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.573798493140494,"endHours":20.323798493140494,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:41","end":"01:27","startHours":24.683792012363472,"endHours":25.451292822460598,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:19","end":"08:45","startHours":7.31128634168358,"endHours":8.750350360615695,"quality":"auspicious"},{"name":"Amṛta","start":"08:45","end":"10:11","startHours":8.750350360615695,"endHours":10.18941437954781,"quality":"auspicious"},{"name":"Kāla","start":"10:11","end":"11:38","startHours":10.18941437954781,"endHours":11.628478398479922,"quality":"inauspicious"},{"name":"Śubha","start":"11:38","end":"13:04","startHours":11.628478398479922,"endHours":13.067542417412037,"quality":"auspicious"},{"name":"Roga","start":"13:04","end":"14:30","startHours":13.067542417412037,"endHours":14.506606436344152,"quality":"inauspicious"},{"name":"Udveg","start":"14:30","end":"15:57","startHours":14.506606436344152,"endHours":15.945670455276264,"quality":"inauspicious"},{"name":"Chala","start":"15:57","end":"17:23","startHours":15.945670455276264,"endHours":17.38473447420838,"quality":"neutral"},{"name":"Labha","start":"17:23","end":"18:49","startHours":17.38473447420838,"endHours":18.823798493140494,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:49","end":"20:23","startHours":18.823798493140494,"endHours":20.38473447420838,"quality":"inauspicious"},{"name":"Chala","start":"20:23","end":"21:57","startHours":20.38473447420838,"endHours":21.945670455276264,"quality":"neutral"},{"name":"Labha","start":"21:57","end":"23:30","startHours":21.945670455276264,"endHours":23.50660643634415,"quality":"auspicious"},{"name":"Amṛta","start":"23:30","end":"01:04","startHours":23.50660643634415,"endHours":25.067542417412035,"quality":"auspicious"},{"name":"Kāla","start":"01:04","end":"02:38","startHours":25.067542417412035,"endHours":26.62847839847992,"quality":"inauspicious"},{"name":"Śubha","start":"02:38","end":"04:11","startHours":26.62847839847992,"endHours":28.18941437954781,"quality":"auspicious"},{"name":"Roga","start":"04:11","end":"05:45","startHours":28.18941437954781,"endHours":29.750350360615695,"quality":"inauspicious"},{"name":"Udveg","start":"05:45","end":"07:19","startHours":29.750350360615695,"endHours":31.31128634168358,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:19","end":"08:19","startHours":7.31128634168358,"endHours":8.31128634168358,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:19","end":"09:19","startHours":8.31128634168358,"endHours":9.31128634168358,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:19","end":"10:19","startHours":9.31128634168358,"endHours":10.31128634168358,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:19","end":"11:19","startHours":10.31128634168358,"endHours":11.31128634168358,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:19","end":"12:19","startHours":11.31128634168358,"endHours":12.31128634168358,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:19","end":"13:19","startHours":12.31128634168358,"endHours":13.31128634168358,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:19","end":"14:19","startHours":13.31128634168358,"endHours":14.31128634168358,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:19","end":"15:19","startHours":14.31128634168358,"endHours":15.31128634168358,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:19","end":"16:19","startHours":15.31128634168358,"endHours":16.31128634168358,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:19","end":"17:19","startHours":16.31128634168358,"endHours":17.31128634168358,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:19","end":"18:19","startHours":17.31128634168358,"endHours":18.31128634168358,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:19","end":"19:19","startHours":18.31128634168358,"endHours":19.31128634168358,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:19","end":"20:19","startHours":19.31128634168358,"endHours":20.31128634168358,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:19","end":"21:19","startHours":20.31128634168358,"endHours":21.31128634168358,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:19","end":"22:19","startHours":21.31128634168358,"endHours":22.31128634168358,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:19","end":"23:19","startHours":22.31128634168358,"endHours":23.31128634168358,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:19","end":"00:19","startHours":23.31128634168358,"endHours":24.31128634168358,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:19","end":"01:19","startHours":24.31128634168358,"endHours":25.31128634168358,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:19","end":"02:19","startHours":25.31128634168358,"endHours":26.31128634168358,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:19","end":"03:19","startHours":26.31128634168358,"endHours":27.31128634168358,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:19","end":"04:19","startHours":27.31128634168358,"endHours":28.31128634168358,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:19","end":"05:19","startHours":28.31128634168358,"endHours":29.31128634168358,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:19","end":"06:19","startHours":29.31128634168358,"endHours":30.31128634168358,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:19","end":"07:19","startHours":30.31128634168358,"endHours":31.31128634168358,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.918932028176714,"eotMinutes":-14.28334504472219,"ayanamsa":24.0365}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"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":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Daśamī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 20, 2013 CE · Jamnagar, Gujarat · Vidhyamitra","description":"February 20, 2013 CE for Jamnagar, Gujarat: Śukla Daśamī, sūryodaya 07:19, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2013-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2013-02-20","sa":"https://sa.vidhyamitra.com/city/jamnagar/2013-02-20","hi":"https://hi.vidhyamitra.com/city/jamnagar/2013-02-20","x-default":"https://vidhyamitra.com/city/jamnagar/2013-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-21T22:11:39.475Z","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":"2026-09-21T22:11:39.475Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-21T22:11:39.475Z","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":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}