{"id":"vidhyamitra:city-day:dwarka:2181-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2181-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2181-09-01","date_display":"September 1, 2181 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":2181,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517897.770833,"kali_year":5283,"ahargana":1929432.2708,"sun":{"sidereal_longitude":131.6353,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":41.3215,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.6862,"elapsed_within_tithi_degrees":5.6862},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.3215,"elapsed_within_degrees":1.3215},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.9567},"karana":{"half_tithi_index":44,"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":2181,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517897.770833,"ahargana":1929432.2708,"kali_year":5283,"ayanamsa_lahiri":26.3907,"grahas":{"sun":{"sidereal_longitude":132.754547,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":42.691047000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":-2.3781},"mars":{"sidereal_longitude":156.46774700000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":136.92674699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":125.903547,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":176.11754700000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":91.849647,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":189.3932,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":9.3932,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2181,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517897.770833,"kali_year":5283,"ahargana":1929432.2708,"sun":{"sidereal_longitude":131.6353,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":41.3215,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.6862,"elapsed_within_tithi_degrees":5.6862},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":41.3215,"elapsed_within_degrees":1.3215},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":172.9567},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.378,"elongation":90.314},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.378,"opposition_distance":89.686}},"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":"06:37","sunsetLocal":"19:11","solarNoonLocal":"12:54","dayLengthHours":12.568530897375947,"dayLengthDisplay":"12 Hours 34 Mins 07 Secs","nightLengthDisplay":"11 Hours 25 Mins 53 Secs","moonriseLocal":"00:13","moonsetLocal":"13:34","rahuKala":{"name":"Rāhu Kāla","start":"09:45","end":"11:19","startHours":9.752026978804793,"endHours":11.323093340976785,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:28","end":"16:02","startHours":14.465226065320772,"endHours":16.036292427492764,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:37","end":"08:11","startHours":6.609894254460805,"endHours":8.180960616632799,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:58","startHours":9.542551463848525,"endHours":9.961502493761058,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:28","startHours":7.13358304185147,"endHours":7.468743865781495,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:29","end":"13:19","startHours":12.475208673236247,"endHours":13.31311073306131,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:56","end":"05:46","startHours":4.9340901348106785,"endHours":5.771992194635742,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:37","startHours":5.562516679679476,"endHours":6.609894254460805,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:50","startHours":14.988914852711437,"endHours":15.8268169125365,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:59","end":"19:23","startHours":18.978425151836753,"endHours":19.37842515183675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:11","end":"19:42","startHours":19.178425151836752,"endHours":19.702113939227416,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:56","end":"20:41","startHours":18.928425151836752,"endHours":20.678425151836752,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:29","end":"01:19","startHours":24.47520867323625,"endHours":25.31311073306131,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:37","end":"08:11","startHours":6.609894254460805,"endHours":8.180960616632799,"quality":"inauspicious"},{"name":"Śubha","start":"08:11","end":"09:45","startHours":8.180960616632799,"endHours":9.752026978804793,"quality":"auspicious"},{"name":"Roga","start":"09:45","end":"11:19","startHours":9.752026978804793,"endHours":11.323093340976785,"quality":"inauspicious"},{"name":"Udveg","start":"11:19","end":"12:54","startHours":11.323093340976785,"endHours":12.894159703148778,"quality":"inauspicious"},{"name":"Chala","start":"12:54","end":"14:28","startHours":12.894159703148778,"endHours":14.465226065320772,"quality":"neutral"},{"name":"Labha","start":"14:28","end":"16:02","startHours":14.465226065320772,"endHours":16.036292427492764,"quality":"auspicious"},{"name":"Amṛta","start":"16:02","end":"17:36","startHours":16.036292427492764,"endHours":17.607358789664758,"quality":"auspicious"},{"name":"Kāla","start":"17:36","end":"19:11","startHours":17.607358789664758,"endHours":19.178425151836752,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:11","end":"20:36","startHours":19.178425151836752,"endHours":20.607358789664758,"quality":"auspicious"},{"name":"Amṛta","start":"20:36","end":"22:02","startHours":20.607358789664758,"endHours":22.036292427492764,"quality":"auspicious"},{"name":"Kāla","start":"22:02","end":"23:28","startHours":22.036292427492764,"endHours":23.46522606532077,"quality":"inauspicious"},{"name":"Śubha","start":"23:28","end":"00:54","startHours":23.46522606532077,"endHours":24.89415970314878,"quality":"auspicious"},{"name":"Roga","start":"00:54","end":"02:19","startHours":24.89415970314878,"endHours":26.323093340976783,"quality":"inauspicious"},{"name":"Udveg","start":"02:19","end":"03:45","startHours":26.323093340976783,"endHours":27.752026978804793,"quality":"inauspicious"},{"name":"Chala","start":"03:45","end":"05:11","startHours":27.752026978804793,"endHours":29.1809606166328,"quality":"neutral"},{"name":"Labha","start":"05:11","end":"06:37","startHours":29.1809606166328,"endHours":30.609894254460805,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:37","end":"07:37","startHours":6.609894254460805,"endHours":7.609894254460805,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:37","end":"08:37","startHours":7.609894254460805,"endHours":8.609894254460805,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:37","end":"09:37","startHours":8.609894254460805,"endHours":9.609894254460805,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:37","end":"10:37","startHours":9.609894254460805,"endHours":10.609894254460805,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:37","end":"11:37","startHours":10.609894254460805,"endHours":11.609894254460805,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:37","end":"12:37","startHours":11.609894254460805,"endHours":12.609894254460805,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:37","end":"13:37","startHours":12.609894254460805,"endHours":13.609894254460805,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:37","end":"14:37","startHours":13.609894254460805,"endHours":14.609894254460805,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:37","end":"15:37","startHours":14.609894254460805,"endHours":15.609894254460805,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:37","end":"16:37","startHours":15.609894254460805,"endHours":16.609894254460805,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:37","end":"17:37","startHours":16.609894254460805,"endHours":17.609894254460805,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:37","end":"18:37","startHours":17.609894254460805,"endHours":18.609894254460805,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:37","end":"19:37","startHours":18.609894254460805,"endHours":19.609894254460805,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:37","end":"20:37","startHours":19.609894254460805,"endHours":20.609894254460805,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:37","end":"21:37","startHours":20.609894254460805,"endHours":21.609894254460805,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:37","end":"22:37","startHours":21.609894254460805,"endHours":22.609894254460805,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:37","end":"23:37","startHours":22.609894254460805,"endHours":23.609894254460805,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:37","end":"00:37","startHours":23.609894254460805,"endHours":24.609894254460805,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:37","end":"01:37","startHours":24.609894254460805,"endHours":25.609894254460805,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:37","end":"02:37","startHours":25.609894254460805,"endHours":26.609894254460805,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:37","end":"03:37","startHours":26.609894254460805,"endHours":27.609894254460805,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:37","end":"04:37","startHours":27.609894254460805,"endHours":28.609894254460805,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:37","end":"05:37","startHours":28.609894254460805,"endHours":29.609894254460805,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:37","end":"06:37","startHours":29.609894254460805,"endHours":30.609894254460805,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":8.140025858003215,"eotMinutes":0.47601781107335894,"ayanamsa":26.3907}},"calendars":{"vikram_samvat":2238,"vikram_samvatsara":"Jaya","saka_samvat":2103,"saka_samvatsara":"Vṛṣa","bengali_samvat":1588,"malayalam_era":1357,"nanakshahi_year":712,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Aṣṭamī · Vikram 2238 Jaya · Śaka 2103 Vṛṣa"},"festivals":[{"id":"krishna-janmashtami","name":"Krishna Janmāṣṭamī","name_sanskrit":"कृष्ण जन्माष्टमी","tradition":"Vaishnava","associated_deity":"Krishna (svayaṁ bhagavān)","deity_avatara_index":20,"significance":"Bhagavān Krishna manifested at Mathurā midnight on this exact tithi-nakshatra alignment in 3227 BCE.","vrata":true,"primary_observance":"Madhya-rātri (midnight) abhiṣekam in Mathurā tradition","detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","nakshatra_name":"Rohiṇī","lunar_month":"Bhādrapada"},"precedence":1,"related_chart":"krishna","historical_anchor":{"event":"Bhagavān Krishna's birth at Mathurā","date_julian":"-3226-07-09","location":"Mathurā"},"sources":["Bhāgavata Purāṇa 10.3"]},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"krishna-janmashtami-walk","name":"Krishna Janmāṣṭamī Walk","name_sanskrit":"कृष्ण जन्माष्टमी यात्रा","type":"festival","description":"Bhāgavata 10.3 (birth at Mathurā) + BG 4.7-8 + 10.8 (Krishna as svayaṁ bhagavān).","step_count":11,"url":"/walk/krishna-janmashtami-walk"},"reason":"Today is Krishna Janmāṣṭamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī + Rohiṇī","url":"/day/-3226-07-09","relevance":1}]},"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 1, 2181 CE · Dvārakā · Vidhyamitra","description":"September 1, 2181 CE for Dvārakā: Kṛṣṇa Aṣṭamī, sūryodaya 06:37, sūryāsta 19:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2181-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2181-09-01","sa":"https://sa.vidhyamitra.com/city/dwarka/2181-09-01","hi":"https://hi.vidhyamitra.com/city/dwarka/2181-09-01","x-default":"https://vidhyamitra.com/city/dwarka/2181-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T16:01:05.947Z","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":"2026-05-21T16:01:05.947Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T16:01:05.947Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}