{"id":"vidhyamitra:city-day:vrindavan:2180-09-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2180-09-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2180-09-10","date_display":"September 10, 2180 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":2180,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517541.770833,"kali_year":5282,"ahargana":1929076.2708,"sun":{"sidereal_longitude":140.5711,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":30.0826,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.5114,"elapsed_within_tithi_degrees":9.5114},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.0826,"elapsed_within_degrees":3.4159},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.6537},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2180,"month":9,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517541.770833,"ahargana":1929076.2708,"kali_year":5282,"ayanamsa_lahiri":26.3771,"grahas":{"sun":{"sidereal_longitude":141.71934799999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":28.259847999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-0.1433},"mars":{"sidereal_longitude":46.188648,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":158.92924800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":103.23694799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"venus":{"sidereal_longitude":103.923248,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":80.05484799999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":208.2558,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":28.2558,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"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":2180,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517541.770833,"kali_year":5282,"ahargana":1929076.2708,"sun":{"sidereal_longitude":140.5711,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":30.0826,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.5114,"elapsed_within_tithi_degrees":9.5114},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.0826,"elapsed_within_degrees":3.4159},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":170.6537},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.143,"elongation":110.489},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.143,"opposition_distance":69.511}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:02","sunsetLocal":"18:29","solarNoonLocal":"12:16","dayLengthHours":12.454239123611352,"dayLengthDisplay":"12 Hours 27 Mins 15 Secs","nightLengthDisplay":"11 Hours 32 Mins 45 Secs","moonriseLocal":"21:58","moonsetLocal":"11:26","rahuKala":{"name":"Rāhu Kāla","start":"16:56","end":"18:29","startHours":16.932271375060154,"endHours":18.489051265511574,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:49","startHours":12.261931703705898,"endHours":13.818711594157316,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:23","end":"16:56","startHours":15.375491484608734,"endHours":16.932271375060154,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.94080127074287,"endHours":9.355942574863247,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:53","startHours":6.553738772050694,"endHours":6.885851815346997,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:41","startHours":11.846790399585519,"endHours":12.677073007826277,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:22","end":"05:12","startHours":4.374246925418707,"endHours":5.204529533659464,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:02","startHours":4.996958881599275,"endHours":6.034812141900221,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:10","startHours":14.337638224307788,"endHours":15.167920832548544,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.289051265511574,"endHours":18.689051265511573,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:00","startHours":18.489051265511574,"endHours":19.007977895662048,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.239051265511574,"endHours":19.989051265511574,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:41","startHours":23.84679039958552,"endHours":24.677073007826277,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:02","end":"07:35","startHours":6.034812141900221,"endHours":7.59159203235164,"quality":"inauspicious"},{"name":"Chala","start":"07:35","end":"09:09","startHours":7.59159203235164,"endHours":9.148371922803058,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:42","startHours":9.148371922803058,"endHours":10.705151813254478,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:16","startHours":10.705151813254478,"endHours":12.261931703705898,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:49","startHours":12.261931703705898,"endHours":13.818711594157316,"quality":"inauspicious"},{"name":"Śubha","start":"13:49","end":"15:23","startHours":13.818711594157316,"endHours":15.375491484608734,"quality":"auspicious"},{"name":"Roga","start":"15:23","end":"16:56","startHours":15.375491484608734,"endHours":16.932271375060154,"quality":"inauspicious"},{"name":"Udveg","start":"16:56","end":"18:29","startHours":16.932271375060154,"endHours":18.489051265511574,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:29","end":"19:56","startHours":18.489051265511574,"endHours":19.932271375060154,"quality":"auspicious"},{"name":"Roga","start":"19:56","end":"21:23","startHours":19.932271375060154,"endHours":21.375491484608737,"quality":"inauspicious"},{"name":"Udveg","start":"21:23","end":"22:49","startHours":21.375491484608737,"endHours":22.818711594157318,"quality":"inauspicious"},{"name":"Chala","start":"22:49","end":"00:16","startHours":22.818711594157318,"endHours":24.261931703705898,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:42","startHours":24.261931703705898,"endHours":25.705151813254478,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"03:09","startHours":25.705151813254478,"endHours":27.148371922803058,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:35","startHours":27.148371922803058,"endHours":28.59159203235164,"quality":"inauspicious"},{"name":"Śubha","start":"04:35","end":"06:02","startHours":28.59159203235164,"endHours":30.034812141900222,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.034812141900221,"endHours":7.034812141900221,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.034812141900221,"endHours":8.034812141900222,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.034812141900222,"endHours":9.034812141900222,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.034812141900222,"endHours":10.034812141900222,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.034812141900222,"endHours":11.034812141900222,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.034812141900222,"endHours":12.034812141900222,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.034812141900222,"endHours":13.034812141900222,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.034812141900222,"endHours":14.034812141900222,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.034812141900222,"endHours":15.034812141900222,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.034812141900222,"endHours":16.034812141900222,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.034812141900222,"endHours":17.034812141900222,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.034812141900222,"endHours":18.034812141900222,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.034812141900222,"endHours":19.034812141900222,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.034812141900222,"endHours":20.034812141900222,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.034812141900222,"endHours":21.034812141900222,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.034812141900222,"endHours":22.034812141900222,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.034812141900222,"endHours":23.034812141900222,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.034812141900222,"endHours":24.034812141900222,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.034812141900222,"endHours":25.034812141900222,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.034812141900222,"endHours":26.034812141900222,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.034812141900222,"endHours":27.034812141900222,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.034812141900222,"endHours":28.034812141900222,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.034812141900222,"endHours":29.034812141900222,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.034812141900222,"endHours":30.034812141900222,"planetary_lord":"Jupiter"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.705732636559485,"eotMinutes":3.6468977776461458,"ayanamsa":26.3771}},"calendars":{"vikram_samvat":2237,"vikram_samvatsara":"Vijaya","saka_samvat":2102,"saka_samvatsara":"Vikrama","bengali_samvat":1587,"malayalam_era":1356,"nanakshahi_year":711,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada (Adhika) Kṛṣṇa Ṣaṣṭhī · Vikram 2237 Vijaya · Śaka 2102 Vikrama"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 10, 2180 CE · Vṛndāvana · Vidhyamitra","description":"September 10, 2180 CE for Vṛndāvana: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:02, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2180-09-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2180-09-10","sa":"https://sa.vidhyamitra.com/city/vrindavan/2180-09-10","hi":"https://hi.vidhyamitra.com/city/vrindavan/2180-09-10","x-default":"https://vidhyamitra.com/city/vrindavan/2180-09-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:07:03.659Z","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":"2026-06-02T20:07:03.659Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:07:03.659Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}