{"id":"vidhyamitra:city-day:ayodhya:1850-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1850-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1850-02-21","date_display":"February 21, 1850 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":1850,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396809.770833,"kali_year":4951,"ahargana":1808344.2708,"sun":{"sidereal_longitude":310.8269,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":59.158,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":108.3311,"elapsed_within_tithi_degrees":0.3311},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.158,"elapsed_within_degrees":5.8246},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.9848},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":1850,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2396809.770833,"ahargana":1808344.2708,"kali_year":4951,"ayanamsa_lahiri":21.7596,"grahas":{"sun":{"sidereal_longitude":310.34619900000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":55.911899000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-4.1122},"mars":{"sidereal_longitude":62.56979899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":289.856499,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":150.21609899999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":309.99939900000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":346.115399,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":125.2182,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.2182,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1850,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2396809.770833,"kali_year":4951,"ahargana":1808344.2708,"sun":{"sidereal_longitude":310.8269,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":59.158,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":108.3311,"elapsed_within_tithi_degrees":0.3311},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.158,"elapsed_within_degrees":5.8246},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.9848},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.112,"elongation":108.331},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.112,"opposition_distance":71.669}},"eclipse_window_40days":[{"offset_days":-9,"type":"solar","occurs":true,"moon_latitude":0.517,"elongation":2.618}]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:34","sunsetLocal":"17:57","solarNoonLocal":"12:15","dayLengthHours":11.395218779993456,"dayLengthDisplay":"11 Hours 23 Mins 43 Secs","nightLengthDisplay":"12 Hours 36 Mins 17 Secs","moonriseLocal":"12:26","moonsetLocal":"02:10","rahuKala":{"name":"Rāhu Kāla","start":"13:41","end":"15:06","startHours":13.680633053186455,"endHours":15.105035400685637,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:34","end":"07:59","startHours":6.558621315690545,"endHours":7.983023663189727,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:24","end":"10:50","startHours":9.407426010688908,"endHours":10.83182835818809,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.217505697689019,"endHours":9.5973463236888,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:20","startHours":7.033422098190273,"endHours":7.337294598990098,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.876390079687491,"endHours":12.636071331687054,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:48","startHours":5.039258811691418,"endHours":5.798940063690981,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.609019750691091,"endHours":6.558621315690545,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.155433835686182,"endHours":14.915115087685745,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.753840095684,"endHours":18.153840095684,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:26","startHours":17.953840095684,"endHours":18.428640878183728,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.703840095684,"endHours":19.453840095684,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.87639007968749,"endHours":24.636071331687056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:34","end":"07:59","startHours":6.558621315690545,"endHours":7.983023663189727,"quality":"auspicious"},{"name":"Roga","start":"07:59","end":"09:24","startHours":7.983023663189727,"endHours":9.407426010688908,"quality":"inauspicious"},{"name":"Udveg","start":"09:24","end":"10:50","startHours":9.407426010688908,"endHours":10.83182835818809,"quality":"inauspicious"},{"name":"Chala","start":"10:50","end":"12:15","startHours":10.83182835818809,"endHours":12.256230705687273,"quality":"neutral"},{"name":"Labha","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.680633053186455,"quality":"auspicious"},{"name":"Amṛta","start":"13:41","end":"15:06","startHours":13.680633053186455,"endHours":15.105035400685637,"quality":"auspicious"},{"name":"Kāla","start":"15:06","end":"16:32","startHours":15.105035400685637,"endHours":16.52943774818482,"quality":"inauspicious"},{"name":"Śubha","start":"16:32","end":"17:57","startHours":16.52943774818482,"endHours":17.953840095684,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:57","end":"19:32","startHours":17.953840095684,"endHours":19.52943774818482,"quality":"auspicious"},{"name":"Kāla","start":"19:32","end":"21:06","startHours":19.52943774818482,"endHours":21.105035400685637,"quality":"inauspicious"},{"name":"Śubha","start":"21:06","end":"22:41","startHours":21.105035400685637,"endHours":22.680633053186455,"quality":"auspicious"},{"name":"Roga","start":"22:41","end":"00:15","startHours":22.680633053186455,"endHours":24.256230705687273,"quality":"inauspicious"},{"name":"Udveg","start":"00:15","end":"01:50","startHours":24.256230705687273,"endHours":25.83182835818809,"quality":"inauspicious"},{"name":"Chala","start":"01:50","end":"03:24","startHours":25.83182835818809,"endHours":27.40742601068891,"quality":"neutral"},{"name":"Labha","start":"03:24","end":"04:59","startHours":27.40742601068891,"endHours":28.983023663189726,"quality":"auspicious"},{"name":"Amṛta","start":"04:59","end":"06:34","startHours":28.983023663189726,"endHours":30.558621315690544,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.558621315690545,"endHours":7.558621315690545,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.558621315690545,"endHours":8.558621315690544,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.558621315690544,"endHours":9.558621315690544,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.558621315690544,"endHours":10.558621315690544,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.558621315690544,"endHours":11.558621315690544,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.558621315690544,"endHours":12.558621315690544,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.558621315690544,"endHours":13.558621315690544,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.558621315690544,"endHours":14.558621315690544,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.558621315690544,"endHours":15.558621315690544,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.558621315690544,"endHours":16.558621315690544,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.558621315690544,"endHours":17.558621315690544,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.558621315690544,"endHours":18.558621315690544,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.558621315690544,"endHours":19.558621315690544,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.558621315690544,"endHours":20.558621315690544,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.558621315690544,"endHours":21.558621315690544,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.558621315690544,"endHours":22.558621315690544,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.558621315690544,"endHours":23.558621315690544,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.558621315690544,"endHours":24.558621315690544,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.558621315690544,"endHours":25.558621315690544,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.558621315690544,"endHours":26.558621315690544,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.558621315690544,"endHours":27.558621315690544,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.558621315690544,"endHours":28.558621315690544,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.558621315690544,"endHours":29.558621315690544,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.558621315690544,"endHours":30.558621315690544,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.723831158849135,"eotMinutes":-14.189842341236304,"ayanamsa":21.7596}},"calendars":{"vikram_samvat":1907,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1772,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1257,"malayalam_era":1026,"nanakshahi_year":381,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Daśamī · Vikram 1907 Rudhirodgāri · Śaka 1772 Sādhāraṇa"},"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":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 21, 1850 CE · Ayodhyā · Vidhyamitra","description":"February 21, 1850 CE for Ayodhyā: Śukla Daśamī, sūryodaya 06:34, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1850-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1850-02-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/1850-02-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/1850-02-21","x-default":"https://vidhyamitra.com/city/ayodhya/1850-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:06:14.559Z","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":"2026-05-31T09:06:14.559Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:06:14.559Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}