{"id":"vidhyamitra:city-day:ayodhya:2312-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2312-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2312-02-21","date_display":"February 21, 2312 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":2312,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565550.770833,"kali_year":5413,"ahargana":1977085.2708,"sun":{"sidereal_longitude":302.1722,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":85.8983,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.7262,"elapsed_within_tithi_degrees":11.7262},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":85.8983,"elapsed_within_degrees":5.8983},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":28.0705},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2312,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2565550.770833,"ahargana":1977085.2708,"kali_year":5413,"ayanamsa_lahiri":28.2133,"grahas":{"sun":{"sidereal_longitude":302.8014519999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":85.85295200000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-4.4492},"mars":{"sidereal_longitude":305.1595520000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":275.30915200000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":123.361152,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":292.960652,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":243.144952,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":184.508,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":4.508,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2312,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565550.770833,"kali_year":5413,"ahargana":1977085.2708,"sun":{"sidereal_longitude":302.1722,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":85.8983,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.7262,"elapsed_within_tithi_degrees":11.7262},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":85.8983,"elapsed_within_degrees":5.8983},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":28.0705},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.449,"elongation":143.726},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.449,"opposition_distance":36.274}},"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":"17:56","solarNoonLocal":"12:15","dayLengthHours":11.368149986026246,"dayLengthDisplay":"11 Hours 22 Mins 05 Secs","nightLengthDisplay":"12 Hours 37 Mins 55 Secs","moonriseLocal":"14:59","moonsetLocal":"04:36","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.677249453940554,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:00","end":"09:25","startHours":7.99317446092743,"endHours":9.414193209180711,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:50","end":"12:15","startHours":10.835211957433991,"endHours":12.256230705687273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.22472404274694,"endHours":9.603662375614482,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:03","end":"07:21","startHours":7.045828628758576,"endHours":7.348979295052609,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.877292372819731,"endHours":12.635169038554814,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:49","startHours":5.056402381203983,"endHours":5.814279046939067,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.624809880505295,"endHours":6.572155712674149,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.150922370024979,"endHours":14.908799035760062,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.740305698700396,"endHours":18.140305698700395,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:25","startHours":17.940305698700396,"endHours":18.413978614784824,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.690305698700396,"endHours":19.440305698700396,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.87729237281973,"endHours":24.635169038554814,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:34","end":"08:00","startHours":6.572155712674149,"endHours":7.99317446092743,"quality":"auspicious"},{"name":"Amṛta","start":"08:00","end":"09:25","startHours":7.99317446092743,"endHours":9.414193209180711,"quality":"auspicious"},{"name":"Kāla","start":"09:25","end":"10:50","startHours":9.414193209180711,"endHours":10.835211957433991,"quality":"inauspicious"},{"name":"Śubha","start":"10:50","end":"12:15","startHours":10.835211957433991,"endHours":12.256230705687273,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.677249453940554,"quality":"inauspicious"},{"name":"Udveg","start":"13:41","end":"15:06","startHours":13.677249453940554,"endHours":15.098268202193834,"quality":"inauspicious"},{"name":"Chala","start":"15:06","end":"16:31","startHours":15.098268202193834,"endHours":16.519286950447114,"quality":"neutral"},{"name":"Labha","start":"16:31","end":"17:56","startHours":16.519286950447114,"endHours":17.940305698700396,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:56","end":"19:31","startHours":17.940305698700396,"endHours":19.519286950447114,"quality":"inauspicious"},{"name":"Chala","start":"19:31","end":"21:06","startHours":19.519286950447114,"endHours":21.098268202193836,"quality":"neutral"},{"name":"Labha","start":"21:06","end":"22:41","startHours":21.098268202193836,"endHours":22.677249453940554,"quality":"auspicious"},{"name":"Amṛta","start":"22:41","end":"00:15","startHours":22.677249453940554,"endHours":24.256230705687273,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:50","startHours":24.256230705687273,"endHours":25.83521195743399,"quality":"inauspicious"},{"name":"Śubha","start":"01:50","end":"03:25","startHours":25.83521195743399,"endHours":27.41419320918071,"quality":"auspicious"},{"name":"Roga","start":"03:25","end":"05:00","startHours":27.41419320918071,"endHours":28.99317446092743,"quality":"inauspicious"},{"name":"Udveg","start":"05:00","end":"06:34","startHours":28.99317446092743,"endHours":30.57215571267415,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.572155712674149,"endHours":7.572155712674149,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.572155712674149,"endHours":8.57215571267415,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.57215571267415,"endHours":9.57215571267415,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.57215571267415,"endHours":10.57215571267415,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.57215571267415,"endHours":11.57215571267415,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.57215571267415,"endHours":12.57215571267415,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.57215571267415,"endHours":13.57215571267415,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.57215571267415,"endHours":14.57215571267415,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.57215571267415,"endHours":15.57215571267415,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.57215571267415,"endHours":16.57215571267415,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.57215571267415,"endHours":17.57215571267415,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.57215571267415,"endHours":18.57215571267415,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.57215571267415,"endHours":19.57215571267415,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.57215571267415,"endHours":20.57215571267415,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.57215571267415,"endHours":21.57215571267415,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.57215571267415,"endHours":22.57215571267415,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.57215571267415,"endHours":23.57215571267415,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.57215571267415,"endHours":24.57215571267415,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.57215571267415,"endHours":25.57215571267415,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.57215571267415,"endHours":26.57215571267415,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.57215571267415,"endHours":27.57215571267415,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.57215571267415,"endHours":28.57215571267415,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.57215571267415,"endHours":29.57215571267415,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.57215571267415,"endHours":30.57215571267415,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Siddhi","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":-11.112436075599572,"eotMinutes":-14.189842341236304,"ayanamsa":28.2133}},"calendars":{"vikram_samvat":2369,"vikram_samvatsara":"Viśvāvasu","saka_samvat":2234,"saka_samvatsara":"Nandana","bengali_samvat":1719,"malayalam_era":1488,"nanakshahi_year":843,"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 Dvādaśī · Vikram 2369 Viśvāvasu · Śaka 2234 Nandana"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 21, 2312 CE · Ayodhyā · Vidhyamitra","description":"February 21, 2312 CE for Ayodhyā: Śukla Dvādaśī, sūryodaya 06:34, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2312-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2312-02-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2312-02-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2312-02-21","x-default":"https://vidhyamitra.com/city/ayodhya/2312-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T04:23:18.408Z","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":"2026-06-03T04:23:18.408Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T04:23:18.408Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}