{"id":"vidhyamitra:city-day:ayodhya:1877-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1877-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1877-02-20","date_display":"February 20, 1877 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":1877,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2406670.770833,"kali_year":4978,"ahargana":1818205.2708,"sun":{"sidereal_longitude":309.83,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":29.1702,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.3401,"elapsed_within_tithi_degrees":7.3401},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.1702,"elapsed_within_degrees":2.5035},"yoga":{"number":26,"name":"Indra","sum_longitude":339.0002},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1877,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2406670.770833,"ahargana":1818205.2708,"kali_year":4978,"ayanamsa_lahiri":22.1367,"grahas":{"sun":{"sidereal_longitude":309.415436,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":25.30953599999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":4.1241},"mars":{"sidereal_longitude":243.30963599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":284.45773600000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":248.07513599999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":291.955736,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":318.462036,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":322.7349,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":142.7349,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1877,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2406670.770833,"kali_year":4978,"ahargana":1818205.2708,"sun":{"sidereal_longitude":309.83,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":29.1702,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.3401,"elapsed_within_tithi_degrees":7.3401},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.1702,"elapsed_within_degrees":2.5035},"yoga":{"number":26,"name":"Indra","sum_longitude":339.0002},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.124,"elongation":79.34},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.124,"opposition_distance":100.66}},"eclipse_window_40days":[]},"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":11.381461070734655,"dayLengthDisplay":"11 Hours 22 Mins 53 Secs","nightLengthDisplay":"12 Hours 37 Mins 07 Secs","moonriseLocal":"10:41","moonsetLocal":"23:57","rahuKala":{"name":"Rāhu Kāla","start":"15:06","end":"16:32","startHours":15.103154351762367,"endHours":16.525836985604197,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:25","end":"10:50","startHours":9.412423816395039,"endHours":10.835106450236871,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:15","end":"13:41","startHours":12.257789084078702,"endHours":13.680471717920536,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.222732798549462,"endHours":9.602114834240616,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:21","startHours":7.041286093325319,"endHours":7.344791721878243,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.87840704838755,"endHours":12.637171119769858,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:48","startHours":5.049530405946754,"endHours":5.808294477329065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.618603459483487,"endHours":6.567058548711375,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.154699262534479,"endHours":14.91346333391679,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.748519619446032,"endHours":18.14851961944603,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:25","startHours":17.94851961944603,"endHours":18.422747164059974,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.69851961944603,"endHours":19.44851961944603,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.878407048387547,"endHours":24.637171119769857,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:34","end":"07:59","startHours":6.567058548711375,"endHours":7.989741182553207,"quality":"inauspicious"},{"name":"Udveg","start":"07:59","end":"09:25","startHours":7.989741182553207,"endHours":9.412423816395039,"quality":"inauspicious"},{"name":"Chala","start":"09:25","end":"10:50","startHours":9.412423816395039,"endHours":10.835106450236871,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:15","startHours":10.835106450236871,"endHours":12.257789084078702,"quality":"auspicious"},{"name":"Amṛta","start":"12:15","end":"13:41","startHours":12.257789084078702,"endHours":13.680471717920536,"quality":"auspicious"},{"name":"Kāla","start":"13:41","end":"15:06","startHours":13.680471717920536,"endHours":15.103154351762367,"quality":"inauspicious"},{"name":"Śubha","start":"15:06","end":"16:32","startHours":15.103154351762367,"endHours":16.525836985604197,"quality":"auspicious"},{"name":"Roga","start":"16:32","end":"17:57","startHours":16.525836985604197,"endHours":17.94851961944603,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:57","end":"19:32","startHours":17.94851961944603,"endHours":19.5258369856042,"quality":"inauspicious"},{"name":"Śubha","start":"19:32","end":"21:06","startHours":19.5258369856042,"endHours":21.103154351762367,"quality":"auspicious"},{"name":"Roga","start":"21:06","end":"22:41","startHours":21.103154351762367,"endHours":22.680471717920536,"quality":"inauspicious"},{"name":"Udveg","start":"22:41","end":"00:15","startHours":22.680471717920536,"endHours":24.257789084078702,"quality":"inauspicious"},{"name":"Chala","start":"00:15","end":"01:50","startHours":24.257789084078702,"endHours":25.83510645023687,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:25","startHours":25.83510645023687,"endHours":27.41242381639504,"quality":"auspicious"},{"name":"Amṛta","start":"03:25","end":"04:59","startHours":27.41242381639504,"endHours":28.98974118255321,"quality":"auspicious"},{"name":"Kāla","start":"04:59","end":"06:34","startHours":28.98974118255321,"endHours":30.567058548711376,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.567058548711375,"endHours":7.567058548711375,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.567058548711375,"endHours":8.567058548711376,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.567058548711376,"endHours":9.567058548711376,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.567058548711376,"endHours":10.567058548711376,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.567058548711376,"endHours":11.567058548711376,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.567058548711376,"endHours":12.567058548711376,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.567058548711376,"endHours":13.567058548711376,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.567058548711376,"endHours":14.567058548711376,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.567058548711376,"endHours":15.567058548711376,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.567058548711376,"endHours":16.567058548711376,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.567058548711376,"endHours":17.567058548711376,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.567058548711376,"endHours":18.567058548711376,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.567058548711376,"endHours":19.567058548711376,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.567058548711376,"endHours":20.567058548711376,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.567058548711376,"endHours":21.567058548711376,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.567058548711376,"endHours":22.567058548711376,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.567058548711376,"endHours":23.567058548711376,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.567058548711376,"endHours":24.567058548711376,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.567058548711376,"endHours":25.567058548711376,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.567058548711376,"endHours":26.567058548711376,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.567058548711376,"endHours":27.567058548711376,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.567058548711376,"endHours":28.567058548711376,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.567058548711376,"endHours":29.567058548711376,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.567058548711376,"endHours":30.567058548711376,"planetary_lord":"Saturn"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Chatra","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":-10.921470080742555,"eotMinutes":-14.28334504472219,"ayanamsa":22.1367}},"calendars":{"vikram_samvat":1934,"vikram_samvatsara":"Vikṛti","saka_samvat":1799,"saka_samvatsara":"Īśvara","bengali_samvat":1284,"malayalam_era":1053,"nanakshahi_year":408,"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 Saptamī · Vikram 1934 Vikṛti · Śaka 1799 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 20, 1877 CE · Ayodhyā · Vidhyamitra","description":"February 20, 1877 CE for Ayodhyā: Śukla Saptamī, sūryodaya 06:34, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1877-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1877-02-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/1877-02-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/1877-02-20","x-default":"https://vidhyamitra.com/city/ayodhya/1877-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:00:53.389Z","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":"2026-05-31T15:00:53.389Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:00:53.389Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}