{"id":"vidhyamitra:city-day:vrindavan:2180-10-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2180-10-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2180-10-22","date_display":"October 22, 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":10,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517583.770833,"kali_year":5282,"ahargana":1929118.2708,"sun":{"sidereal_longitude":181.7973,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":220.9875,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.1901,"elapsed_within_tithi_degrees":3.1901},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":220.9875,"elapsed_within_degrees":7.6541},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.7848},"karana":{"half_tithi_index":6,"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":10,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517583.770833,"ahargana":1929118.2708,"kali_year":5282,"ayanamsa_lahiri":26.3787,"grahas":{"sun":{"sidereal_longitude":182.959344,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":225.04454399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":1.1603},"mars":{"sidereal_longitude":61.95494400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":170.149044,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":110.40504399999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":154.90564399999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":82.25544400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":206.0304,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":26.0304,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2180,"month":10,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517583.770833,"kali_year":5282,"ahargana":1929118.2708,"sun":{"sidereal_longitude":181.7973,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":220.9875,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.1901,"elapsed_within_tithi_degrees":3.1901},"nakshatra":{"number":17,"name":"Anurādhā","pada":3,"moon_longitude":220.9875,"elapsed_within_degrees":7.6541},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.7848},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.16,"elongation":39.19},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.16,"opposition_distance":140.81}},"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":"06:23","sunsetLocal":"17:43","solarNoonLocal":"12:03","dayLengthHours":11.334573250104619,"dayLengthDisplay":"11 Hours 20 Mins 04 Secs","nightLengthDisplay":"12 Hours 39 Mins 56 Secs","moonriseLocal":"09:38","moonsetLocal":"20:06","rahuKala":{"name":"Rāhu Kāla","start":"16:18","end":"17:43","startHours":16.30735048697591,"endHours":17.724172143238988,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:03","end":"13:28","startHours":12.056885518186679,"endHours":13.473707174449757,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:53","end":"16:18","startHours":14.890528830712835,"endHours":16.30735048697591,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:25","startHours":9.034332651492115,"endHours":9.412151759828935,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:10","startHours":6.861872778555396,"endHours":7.164128065224853,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:26","startHours":11.679066409849858,"endHours":12.4347046265235,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:38","startHours":4.878322459787087,"endHours":5.633960676460729,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:23","startHours":5.445051122292319,"endHours":6.38959889313437,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:42","startHours":13.945981059870782,"endHours":14.701619276544424,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:31","end":"17:55","startHours":17.52417214323899,"endHours":17.924172143238987,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:43","end":"18:12","startHours":17.724172143238988,"endHours":18.196446028660013,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:28","end":"19:13","startHours":17.474172143238988,"endHours":19.224172143238988,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:26","startHours":23.67906640984986,"endHours":24.434704626523498,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:23","end":"07:48","startHours":6.38959889313437,"endHours":7.806420549397448,"quality":"inauspicious"},{"name":"Chala","start":"07:48","end":"09:13","startHours":7.806420549397448,"endHours":9.223242205660526,"quality":"neutral"},{"name":"Labha","start":"09:13","end":"10:38","startHours":9.223242205660526,"endHours":10.640063861923602,"quality":"auspicious"},{"name":"Amṛta","start":"10:38","end":"12:03","startHours":10.640063861923602,"endHours":12.056885518186679,"quality":"auspicious"},{"name":"Kāla","start":"12:03","end":"13:28","startHours":12.056885518186679,"endHours":13.473707174449757,"quality":"inauspicious"},{"name":"Śubha","start":"13:28","end":"14:53","startHours":13.473707174449757,"endHours":14.890528830712835,"quality":"auspicious"},{"name":"Roga","start":"14:53","end":"16:18","startHours":14.890528830712835,"endHours":16.30735048697591,"quality":"inauspicious"},{"name":"Udveg","start":"16:18","end":"17:43","startHours":16.30735048697591,"endHours":17.724172143238988,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:43","end":"19:18","startHours":17.724172143238988,"endHours":19.30735048697591,"quality":"auspicious"},{"name":"Roga","start":"19:18","end":"20:53","startHours":19.30735048697591,"endHours":20.89052883071283,"quality":"inauspicious"},{"name":"Udveg","start":"20:53","end":"22:28","startHours":20.89052883071283,"endHours":22.473707174449757,"quality":"inauspicious"},{"name":"Chala","start":"22:28","end":"00:03","startHours":22.473707174449757,"endHours":24.05688551818668,"quality":"neutral"},{"name":"Labha","start":"00:03","end":"01:38","startHours":24.05688551818668,"endHours":25.6400638619236,"quality":"auspicious"},{"name":"Amṛta","start":"01:38","end":"03:13","startHours":25.6400638619236,"endHours":27.223242205660526,"quality":"auspicious"},{"name":"Kāla","start":"03:13","end":"04:48","startHours":27.223242205660526,"endHours":28.806420549397448,"quality":"inauspicious"},{"name":"Śubha","start":"04:48","end":"06:23","startHours":28.806420549397448,"endHours":30.38959889313437,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:23","end":"07:23","startHours":6.38959889313437,"endHours":7.38959889313437,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:23","end":"08:23","startHours":7.38959889313437,"endHours":8.38959889313437,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:23","end":"09:23","startHours":8.38959889313437,"endHours":9.38959889313437,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:23","end":"10:23","startHours":9.38959889313437,"endHours":10.38959889313437,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:23","end":"11:23","startHours":10.38959889313437,"endHours":11.38959889313437,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:23","end":"12:23","startHours":11.38959889313437,"endHours":12.38959889313437,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:23","end":"13:23","startHours":12.38959889313437,"endHours":13.38959889313437,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:23","end":"14:23","startHours":13.38959889313437,"endHours":14.38959889313437,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:23","end":"15:23","startHours":14.38959889313437,"endHours":15.38959889313437,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:23","end":"16:23","startHours":15.38959889313437,"endHours":16.38959889313437,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:23","end":"17:23","startHours":16.38959889313437,"endHours":17.38959889313437,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:23","end":"18:23","startHours":17.38959889313437,"endHours":18.38959889313437,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:23","end":"19:23","startHours":18.38959889313437,"endHours":19.38959889313437,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:23","end":"20:23","startHours":19.38959889313437,"endHours":20.38959889313437,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:23","end":"21:23","startHours":20.38959889313437,"endHours":21.38959889313437,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:23","end":"22:23","startHours":21.38959889313437,"endHours":22.38959889313437,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:23","end":"23:23","startHours":22.38959889313437,"endHours":23.38959889313437,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:23","end":"00:23","startHours":23.38959889313437,"endHours":24.38959889313437,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:23","end":"01:23","startHours":24.38959889313437,"endHours":25.38959889313437,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:23","end":"02:23","startHours":25.38959889313437,"endHours":26.38959889313437,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:23","end":"03:23","startHours":26.38959889313437,"endHours":27.38959889313437,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:23","end":"04:23","startHours":27.38959889313437,"endHours":28.38959889313437,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:23","end":"05:23","startHours":28.38959889313437,"endHours":29.38959889313437,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:23","end":"06:23","startHours":29.38959889313437,"endHours":30.38959889313437,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-11.23733684521122,"eotMinutes":15.949668908799335,"ayanamsa":26.3787}},"calendars":{"vikram_samvat":2237,"vikram_samvatsara":"Vijaya","saka_samvat":2102,"saka_samvatsara":"Vikrama","bengali_samvat":1587,"malayalam_era":1356,"nanakshahi_year":711,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturthī · Vikram 2237 Vijaya · Śaka 2102 Vikrama"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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 October 22, 2180 CE · Vṛndāvana · Vidhyamitra","description":"October 22, 2180 CE for Vṛndāvana: Śukla Caturthī, sūryodaya 06:23, sūryāsta 17:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2180-10-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2180-10-22","sa":"https://sa.vidhyamitra.com/city/vrindavan/2180-10-22","hi":"https://hi.vidhyamitra.com/city/vrindavan/2180-10-22","x-default":"https://vidhyamitra.com/city/vrindavan/2180-10-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:33:33.036Z","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":"2026-05-31T09:33:33.036Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:33:33.036Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}