{"id":"vidhyamitra:city-day:ayodhya:2011-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2011-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-02-21","date_display":"February 21, 2011 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":2011,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455613.770833,"kali_year":5112,"ahargana":1867148.2708,"sun":{"sidereal_longitude":308.1377,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":163.1849,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":215.0472,"elapsed_within_tithi_degrees":11.0472},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":163.1849,"elapsed_within_degrees":3.1849},"yoga":{"number":9,"name":"Śūla","sum_longitude":111.3226},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2011,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455613.770833,"ahargana":1867148.2708,"kali_year":5112,"ayanamsa_lahiri":24.0086,"grahas":{"sun":{"sidereal_longitude":308.03905299999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":166.09475299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":-4.4907},"mars":{"sidereal_longitude":304.25835299999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":304.353153,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":341.980053,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":265.157153,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":172.398053,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":249.4993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":69.4993,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"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":2011,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455613.770833,"kali_year":5112,"ahargana":1867148.2708,"sun":{"sidereal_longitude":308.1377,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":163.1849,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":215.0472,"elapsed_within_tithi_degrees":11.0472},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":163.1849,"elapsed_within_degrees":3.1849},"yoga":{"number":9,"name":"Śūla","sum_longitude":111.3226},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.491,"elongation":144.953},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.491,"opposition_distance":35.047}},"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":11.393771899771407,"dayLengthDisplay":"11 Hours 23 Mins 38 Secs","nightLengthDisplay":"12 Hours 36 Mins 22 Secs","moonriseLocal":"20:53","moonsetLocal":"08:42","rahuKala":{"name":"Rāhu Kāla","start":"07:59","end":"09:24","startHours":7.983566243272996,"endHours":9.407787730744422,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:50","end":"12:15","startHours":10.832009218215848,"endHours":12.256230705687273,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:41","end":"15:06","startHours":13.6804521931587,"endHours":15.104673680630125,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.217891532414898,"endHours":9.597683929073945,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:20","startHours":7.0340852516253785,"endHours":7.337919168952616,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.876438309028226,"endHours":12.63602310234632,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:48","startHours":5.040175169165383,"endHours":5.799759962483476,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.609863764153953,"endHours":6.55934475580157,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.155192688982508,"endHours":14.914777482300602,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.753116655572978,"endHours":18.153116655572976,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:26","startHours":17.953116655572977,"endHours":18.427857151396786,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.703116655572977,"endHours":19.453116655572977,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.876438309028227,"endHours":24.636023102346318,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:34","end":"07:59","startHours":6.55934475580157,"endHours":7.983566243272996,"quality":"auspicious"},{"name":"Kāla","start":"07:59","end":"09:24","startHours":7.983566243272996,"endHours":9.407787730744422,"quality":"inauspicious"},{"name":"Śubha","start":"09:24","end":"10:50","startHours":9.407787730744422,"endHours":10.832009218215848,"quality":"auspicious"},{"name":"Roga","start":"10:50","end":"12:15","startHours":10.832009218215848,"endHours":12.256230705687273,"quality":"inauspicious"},{"name":"Udveg","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.6804521931587,"quality":"inauspicious"},{"name":"Chala","start":"13:41","end":"15:06","startHours":13.6804521931587,"endHours":15.104673680630125,"quality":"neutral"},{"name":"Labha","start":"15:06","end":"16:32","startHours":15.104673680630125,"endHours":16.52889516810155,"quality":"auspicious"},{"name":"Amṛta","start":"16:32","end":"17:57","startHours":16.52889516810155,"endHours":17.953116655572977,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:57","end":"19:32","startHours":17.953116655572977,"endHours":19.528895168101553,"quality":"neutral"},{"name":"Labha","start":"19:32","end":"21:06","startHours":19.528895168101553,"endHours":21.104673680630125,"quality":"auspicious"},{"name":"Amṛta","start":"21:06","end":"22:41","startHours":21.104673680630125,"endHours":22.6804521931587,"quality":"auspicious"},{"name":"Kāla","start":"22:41","end":"00:15","startHours":22.6804521931587,"endHours":24.256230705687273,"quality":"inauspicious"},{"name":"Śubha","start":"00:15","end":"01:50","startHours":24.256230705687273,"endHours":25.83200921821585,"quality":"auspicious"},{"name":"Roga","start":"01:50","end":"03:24","startHours":25.83200921821585,"endHours":27.407787730744424,"quality":"inauspicious"},{"name":"Udveg","start":"03:24","end":"04:59","startHours":27.407787730744424,"endHours":28.983566243272996,"quality":"inauspicious"},{"name":"Chala","start":"04:59","end":"06:34","startHours":28.983566243272996,"endHours":30.55934475580157,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.55934475580157,"endHours":7.55934475580157,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.55934475580157,"endHours":8.55934475580157,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.55934475580157,"endHours":9.55934475580157,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.55934475580157,"endHours":10.55934475580157,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.55934475580157,"endHours":11.55934475580157,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.55934475580157,"endHours":12.55934475580157,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.55934475580157,"endHours":13.55934475580157,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.55934475580157,"endHours":14.55934475580157,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.55934475580157,"endHours":15.55934475580157,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.55934475580157,"endHours":16.55934475580157,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.55934475580157,"endHours":17.55934475580157,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.55934475580157,"endHours":18.55934475580157,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.55934475580157,"endHours":19.55934475580157,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.55934475580157,"endHours":20.55934475580157,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.55934475580157,"endHours":21.55934475580157,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.55934475580157,"endHours":22.55934475580157,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.55934475580157,"endHours":23.55934475580157,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.55934475580157,"endHours":24.55934475580157,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.55934475580157,"endHours":25.55934475580157,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.55934475580157,"endHours":26.55934475580157,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.55934475580157,"endHours":27.55934475580157,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.55934475580157,"endHours":28.55934475580157,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.55934475580157,"endHours":29.55934475580157,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.55934475580157,"endHours":30.55934475580157,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.744629141469137,"eotMinutes":-14.189842341236304,"ayanamsa":24.0086}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Tṛtīyā · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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, 2011 CE · Ayodhyā · Vidhyamitra","description":"February 21, 2011 CE for Ayodhyā: Kṛṣṇa Tṛtīyā, sūryodaya 06:34, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2011-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2011-02-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2011-02-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2011-02-21","x-default":"https://vidhyamitra.com/city/ayodhya/2011-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T07:34:01.413Z","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":"2026-05-16T07:34:01.413Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T07:34:01.413Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}