{"id":"vidhyamitra:city-day:dwarka:2170-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2170-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-09-20","date_display":"September 20, 2170 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":2170,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513898.770833,"kali_year":5272,"ahargana":1925433.2708,"sun":{"sidereal_longitude":149.878,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":270.3417,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":120.4637,"elapsed_within_tithi_degrees":0.4637},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.3417,"elapsed_within_degrees":3.675},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.2197},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":2170,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513898.770833,"ahargana":1925433.2708,"kali_year":5272,"ayanamsa_lahiri":26.2378,"grahas":{"sun":{"sidereal_longitude":151.025038,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":273.540938,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-3.3979},"mars":{"sidereal_longitude":201.49133800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":157.31273799999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":150.40623800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":135.83063800000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":303.256538,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":41.2795,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":221.2795,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2170,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513898.770833,"kali_year":5272,"ahargana":1925433.2708,"sun":{"sidereal_longitude":149.878,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":270.3417,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":120.4637,"elapsed_within_tithi_degrees":0.4637},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.3417,"elapsed_within_degrees":3.675},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.2197},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.398,"elongation":120.464},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.398,"opposition_distance":59.536}},"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":"06:41","sunsetLocal":"18:52","solarNoonLocal":"12:47","dayLengthHours":12.179367418924363,"dayLengthDisplay":"12 Hours 10 Mins 46 Secs","nightLengthDisplay":"11 Hours 49 Mins 14 Secs","moonriseLocal":"15:29","moonsetLocal":"02:25","rahuKala":{"name":"Rāhu Kāla","start":"14:18","end":"15:49","startHours":14.30206568133964,"endHours":15.824486608705184,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:41","end":"08:13","startHours":6.689961044511913,"endHours":8.212381971877457,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:44","end":"11:15","startHours":9.734802899243004,"endHours":11.257223826608548,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:56","startHours":9.53181344226093,"endHours":9.937792356225076,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.197434686967094,"endHours":7.522217818138411,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:22","end":"13:11","startHours":12.373665840009949,"endHours":13.185623667938241,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:04","end":"05:53","startHours":5.066045388655331,"endHours":5.878003216583622,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:41","end":"06:41","startHours":5.6750137596015495,"endHours":6.689961044511913,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:49","end":"15:37","startHours":14.809539323794821,"endHours":15.621497151723112,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.669328463436276,"endHours":19.069328463436275,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:23","startHours":18.869328463436275,"endHours":19.376802105891457,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.619328463436275,"endHours":20.369328463436275,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:22","end":"01:11","startHours":24.373665840009952,"endHours":25.18562366793824,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:41","end":"08:13","startHours":6.689961044511913,"endHours":8.212381971877457,"quality":"auspicious"},{"name":"Roga","start":"08:13","end":"09:44","startHours":8.212381971877457,"endHours":9.734802899243004,"quality":"inauspicious"},{"name":"Udveg","start":"09:44","end":"11:15","startHours":9.734802899243004,"endHours":11.257223826608548,"quality":"inauspicious"},{"name":"Chala","start":"11:15","end":"12:47","startHours":11.257223826608548,"endHours":12.779644753974093,"quality":"neutral"},{"name":"Labha","start":"12:47","end":"14:18","startHours":12.779644753974093,"endHours":14.30206568133964,"quality":"auspicious"},{"name":"Amṛta","start":"14:18","end":"15:49","startHours":14.30206568133964,"endHours":15.824486608705184,"quality":"auspicious"},{"name":"Kāla","start":"15:49","end":"17:21","startHours":15.824486608705184,"endHours":17.34690753607073,"quality":"inauspicious"},{"name":"Śubha","start":"17:21","end":"18:52","startHours":17.34690753607073,"endHours":18.869328463436275,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:52","end":"20:21","startHours":18.869328463436275,"endHours":20.34690753607073,"quality":"auspicious"},{"name":"Kāla","start":"20:21","end":"21:49","startHours":20.34690753607073,"endHours":21.824486608705186,"quality":"inauspicious"},{"name":"Śubha","start":"21:49","end":"23:18","startHours":21.824486608705186,"endHours":23.30206568133964,"quality":"auspicious"},{"name":"Roga","start":"23:18","end":"00:47","startHours":23.30206568133964,"endHours":24.779644753974093,"quality":"inauspicious"},{"name":"Udveg","start":"00:47","end":"02:15","startHours":24.779644753974093,"endHours":26.25722382660855,"quality":"inauspicious"},{"name":"Chala","start":"02:15","end":"03:44","startHours":26.25722382660855,"endHours":27.734802899243004,"quality":"neutral"},{"name":"Labha","start":"03:44","end":"05:13","startHours":27.734802899243004,"endHours":29.212381971877456,"quality":"auspicious"},{"name":"Amṛta","start":"05:13","end":"06:41","startHours":29.212381971877456,"endHours":30.68996104451191,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.689961044511913,"endHours":7.689961044511913,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.689961044511913,"endHours":8.689961044511913,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.689961044511913,"endHours":9.689961044511913,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.689961044511913,"endHours":10.689961044511913,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.689961044511913,"endHours":11.689961044511913,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.689961044511913,"endHours":12.689961044511913,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.689961044511913,"endHours":13.689961044511913,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.689961044511913,"endHours":14.689961044511913,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.689961044511913,"endHours":15.689961044511913,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.689961044511913,"endHours":16.68996104451191,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.68996104451191,"endHours":17.68996104451191,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.68996104451191,"endHours":18.68996104451191,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.68996104451191,"endHours":19.68996104451191,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.68996104451191,"endHours":20.68996104451191,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.68996104451191,"endHours":21.68996104451191,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.68996104451191,"endHours":22.68996104451191,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.68996104451191,"endHours":23.68996104451191,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.68996104451191,"endHours":24.68996104451191,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.68996104451191,"endHours":25.68996104451191,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.68996104451191,"endHours":26.68996104451191,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.68996104451191,"endHours":27.68996104451191,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.68996104451191,"endHours":28.68996104451191,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.68996104451191,"endHours":29.68996104451191,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.68996104451191,"endHours":30.68996104451191,"planetary_lord":"Moon"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.0883095763585948,"eotMinutes":7.346914761554353,"ayanamsa":26.2378}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Ekādaśī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"festivals":[{"id":"parsva-ekadashi","name":"Pārśva (Parivartinī) Ekādaśī","name_sanskrit":"पार्श्व एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (turning side in yoga-nidrā)","significance":"Viṣṇu turns from one side to another in yoga-nidrā (mid-Cāturmāsya).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":3},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi_ingress":"Kanyā"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 20, 2170 CE · Dvārakā · Vidhyamitra","description":"September 20, 2170 CE for Dvārakā: Śukla Ekādaśī, sūryodaya 06:41, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2170-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2170-09-20","sa":"https://sa.vidhyamitra.com/city/dwarka/2170-09-20","hi":"https://hi.vidhyamitra.com/city/dwarka/2170-09-20","x-default":"https://vidhyamitra.com/city/dwarka/2170-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T23:28:59.147Z","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":"2026-06-01T23:28:59.147Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T23:28:59.147Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}