{"id":"vidhyamitra:city-day:dwarka:2187-03-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2187-03-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2187-03-31","date_display":"March 31, 2187 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":2187,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2519934.770833,"kali_year":5288,"ahargana":1931469.2708,"sun":{"sidereal_longitude":343.6064,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":243.4105,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.804,"elapsed_within_tithi_degrees":7.804},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.4105,"elapsed_within_degrees":3.4105},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.0169},"karana":{"half_tithi_index":43,"name":"Bava"},"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":2187,"month":3,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2519934.770833,"ahargana":1931469.2708,"kali_year":5288,"ayanamsa_lahiri":26.4687,"grahas":{"sun":{"sidereal_longitude":343.868818,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":245.41671799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":1.3932},"mars":{"sidereal_longitude":161.804618,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":346.488318,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":294.366218,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":317.732718,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.46341800000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":81.4631,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":261.4631,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2187,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2519934.770833,"kali_year":5288,"ahargana":1931469.2708,"sun":{"sidereal_longitude":343.6064,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":243.4105,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.804,"elapsed_within_tithi_degrees":7.804},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.4105,"elapsed_within_degrees":3.4105},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.0169},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.393,"elongation":100.196},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.393,"opposition_distance":79.804}},"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":"06:48","sunsetLocal":"19:09","solarNoonLocal":"12:59","dayLengthHours":12.343925990271252,"dayLengthDisplay":"12 Hours 20 Mins 38 Secs","nightLengthDisplay":"11 Hours 39 Mins 22 Secs","moonriseLocal":"01:03","moonsetLocal":"11:47","rahuKala":{"name":"Rāhu Kāla","start":"09:54","end":"11:26","startHours":9.893806859366963,"endHours":11.436797608150869,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:31","end":"16:04","startHours":14.522779105718683,"endHours":16.06576985450259,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:48","end":"08:21","startHours":6.80782536179915,"endHours":8.350816110583057,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:41","end":"10:06","startHours":9.688074759529108,"endHours":10.099538959204818,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:39","startHours":7.322155611393786,"endHours":7.651326971134353,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:34","end":"13:23","startHours":12.568324157259068,"endHours":13.391252556610484,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:59","startHours":5.161968563096316,"endHours":5.984896962447733,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:48","startHours":5.779164862609879,"endHours":6.80782536179915,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:02","end":"15:52","startHours":15.037109355313317,"endHours":15.860037754664734,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:57","end":"19:21","startHours":18.951751352070403,"endHours":19.3517513520704,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:09","end":"19:40","startHours":19.151751352070402,"endHours":19.666081601665038,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:54","end":"20:39","startHours":18.901751352070402,"endHours":20.651751352070402,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:34","end":"01:23","startHours":24.568324157259067,"endHours":25.391252556610485,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:48","end":"08:21","startHours":6.80782536179915,"endHours":8.350816110583057,"quality":"inauspicious"},{"name":"Śubha","start":"08:21","end":"09:54","startHours":8.350816110583057,"endHours":9.893806859366963,"quality":"auspicious"},{"name":"Roga","start":"09:54","end":"11:26","startHours":9.893806859366963,"endHours":11.436797608150869,"quality":"inauspicious"},{"name":"Udveg","start":"11:26","end":"12:59","startHours":11.436797608150869,"endHours":12.979788356934776,"quality":"inauspicious"},{"name":"Chala","start":"12:59","end":"14:31","startHours":12.979788356934776,"endHours":14.522779105718683,"quality":"neutral"},{"name":"Labha","start":"14:31","end":"16:04","startHours":14.522779105718683,"endHours":16.06576985450259,"quality":"auspicious"},{"name":"Amṛta","start":"16:04","end":"17:37","startHours":16.06576985450259,"endHours":17.608760603286495,"quality":"auspicious"},{"name":"Kāla","start":"17:37","end":"19:09","startHours":17.608760603286495,"endHours":19.151751352070402,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:09","end":"20:37","startHours":19.151751352070402,"endHours":20.608760603286495,"quality":"auspicious"},{"name":"Amṛta","start":"20:37","end":"22:04","startHours":20.608760603286495,"endHours":22.06576985450259,"quality":"auspicious"},{"name":"Kāla","start":"22:04","end":"23:31","startHours":22.06576985450259,"endHours":23.522779105718683,"quality":"inauspicious"},{"name":"Śubha","start":"23:31","end":"00:59","startHours":23.522779105718683,"endHours":24.979788356934776,"quality":"auspicious"},{"name":"Roga","start":"00:59","end":"02:26","startHours":24.979788356934776,"endHours":26.43679760815087,"quality":"inauspicious"},{"name":"Udveg","start":"02:26","end":"03:54","startHours":26.43679760815087,"endHours":27.89380685936696,"quality":"inauspicious"},{"name":"Chala","start":"03:54","end":"05:21","startHours":27.89380685936696,"endHours":29.350816110583057,"quality":"neutral"},{"name":"Labha","start":"05:21","end":"06:48","startHours":29.350816110583057,"endHours":30.80782536179915,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:48","end":"07:48","startHours":6.80782536179915,"endHours":7.80782536179915,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:48","end":"08:48","startHours":7.80782536179915,"endHours":8.80782536179915,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:48","end":"09:48","startHours":8.80782536179915,"endHours":9.80782536179915,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:48","end":"10:48","startHours":9.80782536179915,"endHours":10.80782536179915,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:48","end":"11:48","startHours":10.80782536179915,"endHours":11.80782536179915,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:48","end":"12:48","startHours":11.80782536179915,"endHours":12.80782536179915,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:48","end":"13:48","startHours":12.80782536179915,"endHours":13.80782536179915,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:48","end":"14:48","startHours":13.80782536179915,"endHours":14.80782536179915,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:48","end":"15:48","startHours":14.80782536179915,"endHours":15.80782536179915,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:48","end":"16:48","startHours":15.80782536179915,"endHours":16.80782536179915,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:48","end":"17:48","startHours":16.80782536179915,"endHours":17.80782536179915,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:48","end":"18:48","startHours":17.80782536179915,"endHours":18.80782536179915,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:48","end":"19:48","startHours":18.80782536179915,"endHours":19.80782536179915,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:48","end":"20:48","startHours":19.80782536179915,"endHours":20.80782536179915,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:48","end":"21:48","startHours":20.80782536179915,"endHours":21.80782536179915,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:48","end":"22:48","startHours":21.80782536179915,"endHours":22.80782536179915,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:48","end":"23:48","startHours":22.80782536179915,"endHours":23.80782536179915,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:48","end":"00:48","startHours":23.80782536179915,"endHours":24.80782536179915,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:48","end":"01:48","startHours":24.80782536179915,"endHours":25.80782536179915,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:48","end":"02:48","startHours":25.80782536179915,"endHours":26.80782536179915,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:48","end":"03:48","startHours":26.80782536179915,"endHours":27.80782536179915,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:48","end":"04:48","startHours":27.80782536179915,"endHours":28.80782536179915,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:48","end":"05:48","startHours":28.80782536179915,"endHours":29.80782536179915,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:48","end":"06:48","startHours":29.80782536179915,"endHours":30.80782536179915,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"Lumba","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.09277538060796,"eotMinutes":-4.661701416086492,"ayanamsa":26.4687}},"calendars":{"vikram_samvat":2244,"vikram_samvatsara":"Śārvarī","saka_samvat":2109,"saka_samvatsara":"Sarvajit","bengali_samvat":1594,"malayalam_era":1363,"nanakshahi_year":718,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Saptamī · Vikram 2244 Śārvarī · Śaka 2109 Sarvajit"},"festivals":[],"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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga March 31, 2187 CE · Dvārakā · Vidhyamitra","description":"March 31, 2187 CE for Dvārakā: Kṛṣṇa Saptamī, sūryodaya 06:48, sūryāsta 19:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2187-03-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2187-03-31","sa":"https://sa.vidhyamitra.com/city/dwarka/2187-03-31","hi":"https://hi.vidhyamitra.com/city/dwarka/2187-03-31","x-default":"https://vidhyamitra.com/city/dwarka/2187-03-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:48:28.199Z","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":"2026-06-02T19:48:28.199Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T19:48:28.199Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}