{"id":"vidhyamitra:city-day:vrindavan:2101-09-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2101-09-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2101-09-08","date_display":"September 8, 2101 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":2101,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488684.770833,"kali_year":5203,"ahargana":1900219.2708,"sun":{"sidereal_longitude":139.0638,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":324.4888,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":185.425,"elapsed_within_tithi_degrees":5.425},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":324.4888,"elapsed_within_degrees":4.4888},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":103.5526},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":2101,"month":9,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488684.770833,"ahargana":1900219.2708,"kali_year":5203,"ayanamsa_lahiri":25.2735,"grahas":{"sun":{"sidereal_longitude":140.015198,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":323.49069800000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":2.0588},"mars":{"sidereal_longitude":45.22589800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":161.731898,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":202.182998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":183.11839800000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":188.625498,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":297.2385,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":117.2385,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"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":2101,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488684.770833,"kali_year":5203,"ahargana":1900219.2708,"sun":{"sidereal_longitude":139.0638,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":324.4888,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":185.425,"elapsed_within_tithi_degrees":5.425},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":324.4888,"elapsed_within_degrees":4.4888},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":103.5526},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.059,"elongation":174.575},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.059,"opposition_distance":5.425}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":-0.767,"elongation":2.226}]},"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":"06:01","sunsetLocal":"18:32","solarNoonLocal":"12:16","dayLengthHours":12.531215173559136,"dayLengthDisplay":"12 Hours 31 Mins 52 Secs","nightLengthDisplay":"11 Hours 28 Mins 08 Secs","moonriseLocal":"18:37","moonsetLocal":"06:24","rahuKala":{"name":"Rāhu Kāla","start":"13:50","end":"15:24","startHours":13.840475819700409,"endHours":15.406877716395304,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:01","end":"07:34","startHours":6.00846633622595,"endHours":7.574868232920842,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:08","end":"10:42","startHours":9.141270129615734,"endHours":10.707672026310625,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.932416543389749,"endHours":9.350123715841718,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:52","startHours":6.530600301790914,"endHours":6.864766039752491,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:42","startHours":11.856366750553548,"endHours":12.69178109545749,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:10","startHours":4.337637646418065,"endHours":5.173051991322007,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:01","startHours":4.964198405096022,"endHours":6.00846633622595,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.362609785265374,"endHours":15.198024130169316,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:20","end":"18:44","startHours":18.339681509785088,"endHours":18.739681509785086,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:32","end":"19:04","startHours":18.539681509785087,"endHours":19.061815475350052,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:17","end":"20:02","startHours":18.289681509785087,"endHours":20.039681509785087,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:42","startHours":23.856366750553544,"endHours":24.69178109545749,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:01","end":"07:34","startHours":6.00846633622595,"endHours":7.574868232920842,"quality":"auspicious"},{"name":"Roga","start":"07:34","end":"09:08","startHours":7.574868232920842,"endHours":9.141270129615734,"quality":"inauspicious"},{"name":"Udveg","start":"09:08","end":"10:42","startHours":9.141270129615734,"endHours":10.707672026310625,"quality":"inauspicious"},{"name":"Chala","start":"10:42","end":"12:16","startHours":10.707672026310625,"endHours":12.274073923005517,"quality":"neutral"},{"name":"Labha","start":"12:16","end":"13:50","startHours":12.274073923005517,"endHours":13.840475819700409,"quality":"auspicious"},{"name":"Amṛta","start":"13:50","end":"15:24","startHours":13.840475819700409,"endHours":15.406877716395304,"quality":"auspicious"},{"name":"Kāla","start":"15:24","end":"16:58","startHours":15.406877716395304,"endHours":16.973279613090195,"quality":"inauspicious"},{"name":"Śubha","start":"16:58","end":"18:32","startHours":16.973279613090195,"endHours":18.539681509785087,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:32","end":"19:58","startHours":18.539681509785087,"endHours":19.973279613090195,"quality":"auspicious"},{"name":"Kāla","start":"19:58","end":"21:24","startHours":19.973279613090195,"endHours":21.406877716395304,"quality":"inauspicious"},{"name":"Śubha","start":"21:24","end":"22:50","startHours":21.406877716395304,"endHours":22.84047581970041,"quality":"auspicious"},{"name":"Roga","start":"22:50","end":"00:16","startHours":22.84047581970041,"endHours":24.274073923005517,"quality":"inauspicious"},{"name":"Udveg","start":"00:16","end":"01:42","startHours":24.274073923005517,"endHours":25.707672026310625,"quality":"inauspicious"},{"name":"Chala","start":"01:42","end":"03:08","startHours":25.707672026310625,"endHours":27.141270129615734,"quality":"neutral"},{"name":"Labha","start":"03:08","end":"04:34","startHours":27.141270129615734,"endHours":28.574868232920842,"quality":"auspicious"},{"name":"Amṛta","start":"04:34","end":"06:01","startHours":28.574868232920842,"endHours":30.00846633622595,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.00846633622595,"endHours":7.00846633622595,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.00846633622595,"endHours":8.00846633622595,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.00846633622595,"endHours":9.00846633622595,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.00846633622595,"endHours":10.00846633622595,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.00846633622595,"endHours":11.00846633622595,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.00846633622595,"endHours":12.00846633622595,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.00846633622595,"endHours":13.00846633622595,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.00846633622595,"endHours":14.00846633622595,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.00846633622595,"endHours":15.00846633622595,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.00846633622595,"endHours":16.00846633622595,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.00846633622595,"endHours":17.00846633622595,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.00846633622595,"endHours":18.00846633622595,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.00846633622595,"endHours":19.00846633622595,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.00846633622595,"endHours":20.00846633622595,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.00846633622595,"endHours":21.00846633622595,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.00846633622595,"endHours":22.00846633622595,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.00846633622595,"endHours":23.00846633622595,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.00846633622595,"endHours":24.00846633622595,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.00846633622595,"endHours":25.00846633622595,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.00846633622595,"endHours":26.00846633622595,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.00846633622595,"endHours":27.00846633622595,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.00846633622595,"endHours":28.00846633622595,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.00846633622595,"endHours":29.00846633622595,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.00846633622595,"endHours":30.00846633622595,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.796968451683731,"eotMinutes":2.918364619668906,"ayanamsa":25.2735}},"calendars":{"vikram_samvat":2158,"vikram_samvatsara":"Bhāva","saka_samvat":2023,"saka_samvatsara":"Durmati","bengali_samvat":1508,"malayalam_era":1277,"nanakshahi_year":632,"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":"Siṃha (Āvaṇi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Pratipada · Vikram 2158 Bhāva · Śaka 2023 Durmati"},"festivals":[],"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":"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 8, 2101 CE · Vṛndāvana · Vidhyamitra","description":"September 8, 2101 CE for Vṛndāvana: Kṛṣṇa Pratipada, sūryodaya 06:01, sūryāsta 18:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2101-09-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2101-09-08","sa":"https://sa.vidhyamitra.com/city/vrindavan/2101-09-08","hi":"https://hi.vidhyamitra.com/city/vrindavan/2101-09-08","x-default":"https://vidhyamitra.com/city/vrindavan/2101-09-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:24:14.741Z","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":"2026-06-02T13:24:14.741Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:24:14.741Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}