{"id":"vidhyamitra:city-day:ayodhya:1809-02-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1809-02-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1809-02-11","date_display":"February 11, 1809 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":1809,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2381824.770833,"kali_year":4910,"ahargana":1793359.2708,"sun":{"sidereal_longitude":301.3136,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":256.9198,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.6062,"elapsed_within_tithi_degrees":3.6062},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":256.9198,"elapsed_within_degrees":3.5864},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.2334},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1809,"month":2,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2381824.770833,"ahargana":1793359.2708,"kali_year":4910,"ayanamsa_lahiri":21.1865,"grahas":{"sun":{"sidereal_longitude":300.77853600000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":254.86773600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":3.8036},"mars":{"sidereal_longitude":186.62813600000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":319.502936,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":333.410536,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":347.238536,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":223.71183599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":199.1956,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":19.1956,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"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":1809,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2381824.770833,"kali_year":4910,"ahargana":1793359.2708,"sun":{"sidereal_longitude":301.3136,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":256.9198,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.6062,"elapsed_within_tithi_degrees":3.6062},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":256.9198,"elapsed_within_degrees":3.5864},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.2334},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.804,"elongation":44.394},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.804,"opposition_distance":135.606}},"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":"06:41","sunsetLocal":"17:50","solarNoonLocal":"12:16","dayLengthHours":11.151219790261896,"dayLengthDisplay":"11 Hours 09 Mins 04 Secs","nightLengthDisplay":"12 Hours 50 Mins 56 Secs","moonriseLocal":"03:59","moonsetLocal":"14:25","rahuKala":{"name":"Rāhu Kāla","start":"09:28","end":"10:52","startHours":9.474880744944173,"endHours":10.86878321872691,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:39","end":"15:03","startHours":13.656588166292384,"endHours":15.05049064007512,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:41","end":"08:05","startHours":6.687075797378698,"endHours":8.080978271161435,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:40","startHours":9.28902708177314,"endHours":9.660734408115204,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:27","startHours":7.151709955306277,"endHours":7.449075816379928,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.890978366167582,"endHours":12.634393018851709,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:57","startHours":5.200246492010446,"endHours":5.9436611446945715,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:41","startHours":5.757807481523541,"endHours":6.687075797378698,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:52","startHours":14.121222324219962,"endHours":14.86463697690409,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.638295587640595,"endHours":18.038295587640594,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:18","startHours":17.838295587640594,"endHours":18.302929745568175,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.588295587640594,"endHours":19.338295587640594,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.890978366167584,"endHours":24.634393018851707,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:41","end":"08:05","startHours":6.687075797378698,"endHours":8.080978271161435,"quality":"inauspicious"},{"name":"Śubha","start":"08:05","end":"09:28","startHours":8.080978271161435,"endHours":9.474880744944173,"quality":"auspicious"},{"name":"Roga","start":"09:28","end":"10:52","startHours":9.474880744944173,"endHours":10.86878321872691,"quality":"inauspicious"},{"name":"Udveg","start":"10:52","end":"12:16","startHours":10.86878321872691,"endHours":12.262685692509645,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:39","startHours":12.262685692509645,"endHours":13.656588166292384,"quality":"neutral"},{"name":"Labha","start":"13:39","end":"15:03","startHours":13.656588166292384,"endHours":15.05049064007512,"quality":"auspicious"},{"name":"Amṛta","start":"15:03","end":"16:27","startHours":15.05049064007512,"endHours":16.444393113857856,"quality":"auspicious"},{"name":"Kāla","start":"16:27","end":"17:50","startHours":16.444393113857856,"endHours":17.838295587640594,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:50","end":"19:27","startHours":17.838295587640594,"endHours":19.444393113857856,"quality":"auspicious"},{"name":"Amṛta","start":"19:27","end":"21:03","startHours":19.444393113857856,"endHours":21.05049064007512,"quality":"auspicious"},{"name":"Kāla","start":"21:03","end":"22:39","startHours":21.05049064007512,"endHours":22.656588166292384,"quality":"inauspicious"},{"name":"Śubha","start":"22:39","end":"00:16","startHours":22.656588166292384,"endHours":24.262685692509645,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"01:52","startHours":24.262685692509645,"endHours":25.86878321872691,"quality":"inauspicious"},{"name":"Udveg","start":"01:52","end":"03:28","startHours":25.86878321872691,"endHours":27.474880744944173,"quality":"inauspicious"},{"name":"Chala","start":"03:28","end":"05:05","startHours":27.474880744944173,"endHours":29.080978271161435,"quality":"neutral"},{"name":"Labha","start":"05:05","end":"06:41","startHours":29.080978271161435,"endHours":30.687075797378697,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.687075797378698,"endHours":7.687075797378698,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.687075797378698,"endHours":8.687075797378698,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.687075797378698,"endHours":9.687075797378698,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.687075797378698,"endHours":10.687075797378698,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.687075797378698,"endHours":11.687075797378698,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.687075797378698,"endHours":12.687075797378698,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.687075797378698,"endHours":13.687075797378698,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.687075797378698,"endHours":14.687075797378698,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.687075797378698,"endHours":15.687075797378698,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.687075797378698,"endHours":16.687075797378697,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.687075797378697,"endHours":17.687075797378697,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.687075797378697,"endHours":18.687075797378697,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.687075797378697,"endHours":19.687075797378697,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.687075797378697,"endHours":20.687075797378697,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.687075797378697,"endHours":21.687075797378697,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.687075797378697,"endHours":22.687075797378697,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.687075797378697,"endHours":23.687075797378697,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.687075797378697,"endHours":24.687075797378697,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.687075797378697,"endHours":25.687075797378697,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.687075797378697,"endHours":26.687075797378697,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.687075797378697,"endHours":27.687075797378697,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.687075797378697,"endHours":28.687075797378697,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.687075797378697,"endHours":29.687075797378697,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.687075797378697,"endHours":30.687075797378697,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.185365806096858,"eotMinutes":-14.577141550578775,"ayanamsa":21.1865}},"calendars":{"vikram_samvat":1866,"vikram_samvatsara":"Citrabhānu","saka_samvat":1731,"saka_samvatsara":"Śukla","bengali_samvat":1216,"malayalam_era":985,"nanakshahi_year":340,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","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 Kṛṣṇa Dvādaśī · Vikram 1866 Citrabhānu · Śaka 1731 Śukla"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 11, 1809 CE · Ayodhyā · Vidhyamitra","description":"February 11, 1809 CE for Ayodhyā: Kṛṣṇa Dvādaśī, sūryodaya 06:41, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1809-02-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1809-02-11","sa":"https://sa.vidhyamitra.com/city/ayodhya/1809-02-11","hi":"https://hi.vidhyamitra.com/city/ayodhya/1809-02-11","x-default":"https://vidhyamitra.com/city/ayodhya/1809-02-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:36:43.099Z","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":"2026-05-31T03:36:43.099Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:36:43.099Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}