{"id":"vidhyamitra:city-day:vrindavan:2173-09-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2173-09-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-09-24","date_display":"September 24, 2173 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":2173,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514998.770833,"kali_year":5275,"ahargana":1926533.2708,"sun":{"sidereal_longitude":153.9967,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":6.5444,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":212.5477,"elapsed_within_tithi_degrees":8.5477},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.5444,"elapsed_within_degrees":6.5444},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":160.541},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2173,"month":9,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514998.770833,"ahargana":1926533.2708,"kali_year":5275,"ayanamsa_lahiri":26.2799,"grahas":{"sun":{"sidereal_longitude":155.15760999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":7.307309999999973,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":1.7963},"mars":{"sidereal_longitude":123.18281000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":162.57911000000001,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":225.02310999999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":198.63561000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":343.07971,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":342.9962,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":162.9962,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2173,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514998.770833,"kali_year":5275,"ahargana":1926533.2708,"sun":{"sidereal_longitude":153.9967,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":6.5444,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":212.5477,"elapsed_within_tithi_degrees":8.5477},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.5444,"elapsed_within_degrees":6.5444},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":160.541},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.796,"elongation":147.452},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.796,"opposition_distance":32.548}},"eclipse_window_40days":[{"offset_days":13,"type":"solar","occurs":true,"moon_latitude":-0.348,"elongation":0.001}]},"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":"06:08","sunsetLocal":"18:13","solarNoonLocal":"12:11","dayLengthHours":12.085500272295814,"dayLengthDisplay":"12 Hours 05 Mins 08 Secs","nightLengthDisplay":"11 Hours 54 Mins 52 Secs","moonriseLocal":"19:49","moonsetLocal":"08:49","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:11","startHours":10.66547395940005,"endHours":12.176161493437029,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:12","end":"16:42","startHours":15.19753656151098,"endHours":16.70822409554796,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:39","end":"09:09","startHours":7.644098891326097,"endHours":9.154786425363074,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:21","startHours":8.95336142082481,"endHours":9.356211429901338,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.6369738686347794,"endHours":6.959253875896001,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:35","startHours":11.7733114843605,"endHours":12.579011502513554,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:20","startHours":4.522011320983012,"endHours":5.327711339136067,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:08","end":"06:08","startHours":5.126286334597803,"endHours":6.133411357289121,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"15:00","startHours":14.190411538819664,"endHours":14.996111556972718,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.018911629584935,"endHours":18.418911629584933,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:43","startHours":18.218911629584934,"endHours":18.722474140930593,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.968911629584934,"endHours":19.718911629584934,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:35","startHours":23.7733114843605,"endHours":24.579011502513556,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:08","end":"07:39","startHours":6.133411357289121,"endHours":7.644098891326097,"quality":"neutral"},{"name":"Labha","start":"07:39","end":"09:09","startHours":7.644098891326097,"endHours":9.154786425363074,"quality":"auspicious"},{"name":"Amṛta","start":"09:09","end":"10:40","startHours":9.154786425363074,"endHours":10.66547395940005,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:11","startHours":10.66547395940005,"endHours":12.176161493437029,"quality":"inauspicious"},{"name":"Śubha","start":"12:11","end":"13:41","startHours":12.176161493437029,"endHours":13.686849027474004,"quality":"auspicious"},{"name":"Roga","start":"13:41","end":"15:12","startHours":13.686849027474004,"endHours":15.19753656151098,"quality":"inauspicious"},{"name":"Udveg","start":"15:12","end":"16:42","startHours":15.19753656151098,"endHours":16.70822409554796,"quality":"inauspicious"},{"name":"Chala","start":"16:42","end":"18:13","startHours":16.70822409554796,"endHours":18.218911629584934,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:13","end":"19:42","startHours":18.218911629584934,"endHours":19.70822409554796,"quality":"inauspicious"},{"name":"Udveg","start":"19:42","end":"21:12","startHours":19.70822409554796,"endHours":21.19753656151098,"quality":"inauspicious"},{"name":"Chala","start":"21:12","end":"22:41","startHours":21.19753656151098,"endHours":22.686849027474004,"quality":"neutral"},{"name":"Labha","start":"22:41","end":"00:11","startHours":22.686849027474004,"endHours":24.17616149343703,"quality":"auspicious"},{"name":"Amṛta","start":"00:11","end":"01:40","startHours":24.17616149343703,"endHours":25.66547395940005,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"03:09","startHours":25.66547395940005,"endHours":27.154786425363074,"quality":"inauspicious"},{"name":"Śubha","start":"03:09","end":"04:39","startHours":27.154786425363074,"endHours":28.644098891326095,"quality":"auspicious"},{"name":"Roga","start":"04:39","end":"06:08","startHours":28.644098891326095,"endHours":30.13341135728912,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.133411357289121,"endHours":7.133411357289121,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.133411357289121,"endHours":8.13341135728912,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.13341135728912,"endHours":9.13341135728912,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.13341135728912,"endHours":10.13341135728912,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.13341135728912,"endHours":11.13341135728912,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.13341135728912,"endHours":12.13341135728912,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.13341135728912,"endHours":13.13341135728912,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.13341135728912,"endHours":14.13341135728912,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.13341135728912,"endHours":15.13341135728912,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.13341135728912,"endHours":16.13341135728912,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.13341135728912,"endHours":17.13341135728912,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.13341135728912,"endHours":18.13341135728912,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.13341135728912,"endHours":19.13341135728912,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.13341135728912,"endHours":20.13341135728912,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.13341135728912,"endHours":21.13341135728912,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.13341135728912,"endHours":22.13341135728912,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.13341135728912,"endHours":23.13341135728912,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.13341135728912,"endHours":24.13341135728912,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.13341135728912,"endHours":25.13341135728912,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.13341135728912,"endHours":26.13341135728912,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.13341135728912,"endHours":27.13341135728912,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.13341135728912,"endHours":28.13341135728912,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.13341135728912,"endHours":29.13341135728912,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.13341135728912,"endHours":30.13341135728912,"planetary_lord":"Mars"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-0.5716938954763228,"eotMinutes":8.793110393778392,"ayanamsa":26.2799}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","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":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Tṛtīyā · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 24, 2173 CE · Vṛndāvana · Vidhyamitra","description":"September 24, 2173 CE for Vṛndāvana: Kṛṣṇa Tṛtīyā, sūryodaya 06:08, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2173-09-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2173-09-24","sa":"https://sa.vidhyamitra.com/city/vrindavan/2173-09-24","hi":"https://hi.vidhyamitra.com/city/vrindavan/2173-09-24","x-default":"https://vidhyamitra.com/city/vrindavan/2173-09-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:44:28.260Z","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":"2026-06-03T03:44:28.260Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:44:28.260Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}