{"id":"vidhyamitra:city-day:ayodhya:1748-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1748-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1748-02-21","date_display":"February 21, 1748 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":1748,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2359554.770833,"kali_year":4849,"ahargana":1771089.2708,"sun":{"sidereal_longitude":312.2338,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":213.0449,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8112,"elapsed_within_tithi_degrees":8.8112},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.0449,"elapsed_within_degrees":13.0449},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.2787},"karana":{"half_tithi_index":43,"name":"Bava"},"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":1748,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2359554.770833,"ahargana":1771089.2708,"kali_year":4849,"ayanamsa_lahiri":20.3347,"grahas":{"sun":{"sidereal_longitude":311.512113,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":210.385713,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":-4.4897},"mars":{"sidereal_longitude":353.359813,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":314.237213,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":290.58291299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"venus":{"sidereal_longitude":341.905513,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":201.25911300000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":299.1674,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":119.1674,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1748,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2359554.770833,"kali_year":4849,"ahargana":1771089.2708,"sun":{"sidereal_longitude":312.2338,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":213.0449,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8112,"elapsed_within_tithi_degrees":8.8112},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.0449,"elapsed_within_degrees":13.0449},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.2787},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.49,"elongation":99.189},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.49,"opposition_distance":80.811}},"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":11.388777945656953,"dayLengthDisplay":"11 Hours 23 Mins 20 Secs","nightLengthDisplay":"12 Hours 36 Mins 40 Secs","moonriseLocal":"00:06","moonsetLocal":"10:56","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.679827948894392,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:59","end":"09:25","startHours":7.985438976065916,"endHours":9.409036219273036,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:50","end":"12:15","startHours":10.832633462480153,"endHours":12.256230705687273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.219223253512085,"endHours":9.598849185033984,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:20","startHours":7.03637414726117,"endHours":7.340074892478689,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.876604774165374,"endHours":12.635856637209171,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:48","startHours":5.0433380067712035,"endHours":5.802589869815,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.612776904054051,"endHours":6.561841732858797,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.154360363296766,"endHours":14.913612226340563,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.75061967851575,"endHours":18.15061967851575,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:26","startHours":17.95061967851575,"endHours":18.425152092918122,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.70061967851575,"endHours":19.45061967851575,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.876604774165376,"endHours":24.63585663720917,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:34","end":"07:59","startHours":6.561841732858797,"endHours":7.985438976065916,"quality":"auspicious"},{"name":"Amṛta","start":"07:59","end":"09:25","startHours":7.985438976065916,"endHours":9.409036219273036,"quality":"auspicious"},{"name":"Kāla","start":"09:25","end":"10:50","startHours":9.409036219273036,"endHours":10.832633462480153,"quality":"inauspicious"},{"name":"Śubha","start":"10:50","end":"12:15","startHours":10.832633462480153,"endHours":12.256230705687273,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.679827948894392,"quality":"inauspicious"},{"name":"Udveg","start":"13:41","end":"15:06","startHours":13.679827948894392,"endHours":15.103425192101511,"quality":"inauspicious"},{"name":"Chala","start":"15:06","end":"16:32","startHours":15.103425192101511,"endHours":16.52702243530863,"quality":"neutral"},{"name":"Labha","start":"16:32","end":"17:57","startHours":16.52702243530863,"endHours":17.95061967851575,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:57","end":"19:32","startHours":17.95061967851575,"endHours":19.52702243530863,"quality":"inauspicious"},{"name":"Chala","start":"19:32","end":"21:06","startHours":19.52702243530863,"endHours":21.10342519210151,"quality":"neutral"},{"name":"Labha","start":"21:06","end":"22:41","startHours":21.10342519210151,"endHours":22.679827948894392,"quality":"auspicious"},{"name":"Amṛta","start":"22:41","end":"00:15","startHours":22.679827948894392,"endHours":24.256230705687273,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:50","startHours":24.256230705687273,"endHours":25.832633462480153,"quality":"inauspicious"},{"name":"Śubha","start":"01:50","end":"03:25","startHours":25.832633462480153,"endHours":27.409036219273034,"quality":"auspicious"},{"name":"Roga","start":"03:25","end":"04:59","startHours":27.409036219273034,"endHours":28.985438976065915,"quality":"inauspicious"},{"name":"Udveg","start":"04:59","end":"06:34","startHours":28.985438976065915,"endHours":30.561841732858795,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.561841732858797,"endHours":7.561841732858797,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.561841732858797,"endHours":8.561841732858797,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.561841732858797,"endHours":9.561841732858797,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.561841732858797,"endHours":10.561841732858797,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.561841732858797,"endHours":11.561841732858797,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.561841732858797,"endHours":12.561841732858797,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.561841732858797,"endHours":13.561841732858797,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.561841732858797,"endHours":14.561841732858797,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.561841732858797,"endHours":15.561841732858797,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.561841732858797,"endHours":16.561841732858795,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.561841732858795,"endHours":17.561841732858795,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.561841732858795,"endHours":18.561841732858795,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.561841732858795,"endHours":19.561841732858795,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.561841732858795,"endHours":20.561841732858795,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.561841732858795,"endHours":21.561841732858795,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.561841732858795,"endHours":22.561841732858795,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.561841732858795,"endHours":23.561841732858795,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.561841732858795,"endHours":24.561841732858795,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.561841732858795,"endHours":25.561841732858795,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.561841732858795,"endHours":26.561841732858795,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.561841732858795,"endHours":27.561841732858795,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.561841732858795,"endHours":28.561841732858795,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.561841732858795,"endHours":29.561841732858795,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.561841732858795,"endHours":30.561841732858795,"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","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhātṛ","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":-10.816391452887485,"eotMinutes":-14.189842341236304,"ayanamsa":20.3347}},"calendars":{"vikram_samvat":1805,"vikram_samvatsara":"Vṛṣa","saka_samvat":1670,"saka_samvatsara":"Vibhava","bengali_samvat":1155,"malayalam_era":924,"nanakshahi_year":279,"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 Saptamī · Vikram 1805 Vṛṣa · Śaka 1670 Vibhava"},"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":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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, 1748 CE · Ayodhyā · Vidhyamitra","description":"February 21, 1748 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 06:34, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1748-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1748-02-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/1748-02-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/1748-02-21","x-default":"https://vidhyamitra.com/city/ayodhya/1748-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:43:28.289Z","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":"2026-06-01T02:43:28.289Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:43:28.289Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}