{"id":"vidhyamitra:city-day:vrindavan:1909-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1909-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-08-18","date_display":"August 18, 1909 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":1909,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418536.770833,"kali_year":5011,"ahargana":1830071.2708,"sun":{"sidereal_longitude":121.4431,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":147.0363,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.5932,"elapsed_within_tithi_degrees":1.5932},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.0363,"elapsed_within_degrees":0.3696},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.4795},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1909,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418536.770833,"ahargana":1830071.2708,"kali_year":5011,"ayanamsa_lahiri":22.5906,"grahas":{"sun":{"sidereal_longitude":121.85566700000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":144.66616699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":4.4937},"mars":{"sidereal_longitude":345.272167,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":136.180567,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":146.90616699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":152.65266700000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":1.659167000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":54.0172,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":234.0172,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1909,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418536.770833,"kali_year":5011,"ahargana":1830071.2708,"sun":{"sidereal_longitude":121.4431,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":147.0363,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":25.5932,"elapsed_within_tithi_degrees":1.5932},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":147.0363,"elapsed_within_degrees":0.3696},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.4795},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.494,"elongation":25.593},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.494,"opposition_distance":154.407}},"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":"05:50","sunsetLocal":"18:55","solarNoonLocal":"12:23","dayLengthHours":13.08033632696634,"dayLengthDisplay":"13 Hours 04 Mins 49 Secs","nightLengthDisplay":"10 Hours 55 Mins 11 Secs","moonriseLocal":"07:41","moonsetLocal":"20:07","rahuKala":{"name":"Rāhu Kāla","start":"12:23","end":"14:01","startHours":12.381514295348506,"endHours":14.016556336219299,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:29","end":"09:07","startHours":7.476388172736129,"endHours":9.111430213606923,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:45","end":"12:23","startHours":10.746472254477714,"endHours":12.381514295348506,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:20","startHours":8.893424608157483,"endHours":9.32943581905636,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:23","end":"06:44","startHours":6.3863601454889345,"endHours":6.735169114208037,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:49","startHours":11.945503084449628,"endHours":12.817525506247383,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:58","startHours":4.097301288269826,"endHours":4.969323710067581,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:50","startHours":4.751318104618142,"endHours":5.841346131865337,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:26","startHours":14.561570349842896,"endHours":15.433592771640651,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:43","end":"19:07","startHours":18.721682458831676,"endHours":19.121682458831675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:55","end":"19:28","startHours":18.921682458831675,"endHours":19.466696472455272,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:40","end":"20:25","startHours":18.671682458831675,"endHours":20.421682458831675,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:49","startHours":23.945503084449626,"endHours":24.817525506247385,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:50","end":"07:29","startHours":5.841346131865337,"endHours":7.476388172736129,"quality":"auspicious"},{"name":"Amṛta","start":"07:29","end":"09:07","startHours":7.476388172736129,"endHours":9.111430213606923,"quality":"auspicious"},{"name":"Kāla","start":"09:07","end":"10:45","startHours":9.111430213606923,"endHours":10.746472254477714,"quality":"inauspicious"},{"name":"Śubha","start":"10:45","end":"12:23","startHours":10.746472254477714,"endHours":12.381514295348506,"quality":"auspicious"},{"name":"Roga","start":"12:23","end":"14:01","startHours":12.381514295348506,"endHours":14.016556336219299,"quality":"inauspicious"},{"name":"Udveg","start":"14:01","end":"15:39","startHours":14.016556336219299,"endHours":15.651598377090092,"quality":"inauspicious"},{"name":"Chala","start":"15:39","end":"17:17","startHours":15.651598377090092,"endHours":17.286640417960882,"quality":"neutral"},{"name":"Labha","start":"17:17","end":"18:55","startHours":17.286640417960882,"endHours":18.921682458831675,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:55","end":"20:17","startHours":18.921682458831675,"endHours":20.286640417960882,"quality":"inauspicious"},{"name":"Chala","start":"20:17","end":"21:39","startHours":20.286640417960882,"endHours":21.65159837709009,"quality":"neutral"},{"name":"Labha","start":"21:39","end":"23:01","startHours":21.65159837709009,"endHours":23.0165563362193,"quality":"auspicious"},{"name":"Amṛta","start":"23:01","end":"00:23","startHours":23.0165563362193,"endHours":24.381514295348506,"quality":"auspicious"},{"name":"Kāla","start":"00:23","end":"01:45","startHours":24.381514295348506,"endHours":25.746472254477712,"quality":"inauspicious"},{"name":"Śubha","start":"01:45","end":"03:07","startHours":25.746472254477712,"endHours":27.111430213606923,"quality":"auspicious"},{"name":"Roga","start":"03:07","end":"04:29","startHours":27.111430213606923,"endHours":28.47638817273613,"quality":"inauspicious"},{"name":"Udveg","start":"04:29","end":"05:50","startHours":28.47638817273613,"endHours":29.841346131865336,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:50","end":"06:50","startHours":5.841346131865337,"endHours":6.841346131865337,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:50","end":"07:50","startHours":6.841346131865337,"endHours":7.841346131865337,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:50","end":"08:50","startHours":7.841346131865337,"endHours":8.841346131865336,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:50","end":"09:50","startHours":8.841346131865336,"endHours":9.841346131865336,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:50","end":"10:50","startHours":9.841346131865336,"endHours":10.841346131865336,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:50","end":"11:50","startHours":10.841346131865336,"endHours":11.841346131865336,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:50","end":"12:50","startHours":11.841346131865336,"endHours":12.841346131865336,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:50","end":"13:50","startHours":12.841346131865336,"endHours":13.841346131865336,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:50","end":"14:50","startHours":13.841346131865336,"endHours":14.841346131865336,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:50","end":"15:50","startHours":14.841346131865336,"endHours":15.841346131865336,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:50","end":"16:50","startHours":15.841346131865336,"endHours":16.841346131865336,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:50","end":"17:50","startHours":16.841346131865336,"endHours":17.841346131865336,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:50","end":"18:50","startHours":17.841346131865336,"endHours":18.841346131865336,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:50","end":"19:50","startHours":18.841346131865336,"endHours":19.841346131865336,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:50","end":"20:50","startHours":19.841346131865336,"endHours":20.841346131865336,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:50","end":"21:50","startHours":20.841346131865336,"endHours":21.841346131865336,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:50","end":"22:50","startHours":21.841346131865336,"endHours":22.841346131865336,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:50","end":"23:50","startHours":22.841346131865336,"endHours":23.841346131865336,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:50","end":"00:50","startHours":23.841346131865336,"endHours":24.841346131865336,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:50","end":"01:50","startHours":24.841346131865336,"endHours":25.841346131865336,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:50","end":"02:50","startHours":25.841346131865336,"endHours":26.841346131865336,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:50","end":"03:50","startHours":26.841346131865336,"endHours":27.841346131865336,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:50","end":"04:50","startHours":27.841346131865336,"endHours":28.841346131865336,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:50","end":"05:50","startHours":28.841346131865336,"endHours":29.841346131865336,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.371734504695862,"eotMinutes":-3.5280577209103767,"ayanamsa":22.5906}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Tṛtīyā · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 August 18, 1909 CE · Vṛndāvana · Vidhyamitra","description":"August 18, 1909 CE for Vṛndāvana: Śukla Tṛtīyā, sūryodaya 05:50, sūryāsta 18:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1909-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1909-08-18","sa":"https://sa.vidhyamitra.com/city/vrindavan/1909-08-18","hi":"https://hi.vidhyamitra.com/city/vrindavan/1909-08-18","x-default":"https://vidhyamitra.com/city/vrindavan/1909-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:36:44.609Z","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":"2026-05-31T16:36:44.609Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:36:44.609Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}