{"id":"vidhyamitra:city-day:lucknow:1925-12-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1925-12-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-12-21","date_display":"December 21, 1925 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":1925,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424505.770833,"kali_year":5027,"ahargana":1836040.2708,"sun":{"sidereal_longitude":245.7005,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":314.3728,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.6723,"elapsed_within_tithi_degrees":8.6723},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.3728,"elapsed_within_degrees":7.7061},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.0733},"karana":{"half_tithi_index":11,"name":"Taitila"},"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":1925,"month":12,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424505.770833,"ahargana":1836040.2708,"kali_year":5027,"ayanamsa_lahiri":22.8189,"grahas":{"sun":{"sidereal_longitude":245.853208,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":317.43730800000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-2.6826},"mars":{"sidereal_longitude":213.44500800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":229.04120799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":275.17040799999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":291.733208,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":209.106308,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":97.7508,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":277.7508,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1925,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424505.770833,"kali_year":5027,"ahargana":1836040.2708,"sun":{"sidereal_longitude":245.7005,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":314.3728,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.6723,"elapsed_within_tithi_degrees":8.6723},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.3728,"elapsed_within_degrees":7.7061},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.0733},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.683,"elongation":68.672},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.683,"opposition_distance":111.328}},"eclipse_window_40days":[]},"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"06:51","sunsetLocal":"17:18","solarNoonLocal":"12:05","dayLengthHours":10.449344973406902,"dayLengthDisplay":"10 Hours 26 Mins 58 Secs","nightLengthDisplay":"13 Hours 33 Mins 02 Secs","moonriseLocal":"11:04","moonsetLocal":"22:38","rahuKala":{"name":"Rāhu Kāla","start":"08:10","end":"09:28","startHours":8.162038478190041,"endHours":9.468206599865903,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:46","end":"12:05","startHours":10.774374721541765,"endHours":12.080542843217629,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:23","end":"14:42","startHours":13.386710964893492,"endHours":14.692879086569354,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:18","end":"09:39","startHours":9.294050850309121,"endHours":9.642362349422685,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:34","startHours":7.291259730406132,"endHours":7.569908929696983,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:26","startHours":11.732231344104065,"endHours":12.428854342331192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:10","startHours":5.462624360059924,"endHours":6.15924735828705,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:51","startHours":5.9850916087302695,"endHours":6.855870356514178,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.822100338785447,"endHours":14.518723337012574,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.10521532992108,"endHours":17.50521532992108,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:44","startHours":17.30521532992108,"endHours":17.740604703813034,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.05521532992108,"endHours":18.80521532992108,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:26","startHours":23.732231344104065,"endHours":24.428854342331192,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:51","end":"08:10","startHours":6.855870356514178,"endHours":8.162038478190041,"quality":"auspicious"},{"name":"Kāla","start":"08:10","end":"09:28","startHours":8.162038478190041,"endHours":9.468206599865903,"quality":"inauspicious"},{"name":"Śubha","start":"09:28","end":"10:46","startHours":9.468206599865903,"endHours":10.774374721541765,"quality":"auspicious"},{"name":"Roga","start":"10:46","end":"12:05","startHours":10.774374721541765,"endHours":12.080542843217629,"quality":"inauspicious"},{"name":"Udveg","start":"12:05","end":"13:23","startHours":12.080542843217629,"endHours":13.386710964893492,"quality":"inauspicious"},{"name":"Chala","start":"13:23","end":"14:42","startHours":13.386710964893492,"endHours":14.692879086569354,"quality":"neutral"},{"name":"Labha","start":"14:42","end":"16:00","startHours":14.692879086569354,"endHours":15.999047208245216,"quality":"auspicious"},{"name":"Amṛta","start":"16:00","end":"17:18","startHours":15.999047208245216,"endHours":17.30521532992108,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:18","end":"19:00","startHours":17.30521532992108,"endHours":18.999047208245216,"quality":"neutral"},{"name":"Labha","start":"19:00","end":"20:42","startHours":18.999047208245216,"endHours":20.692879086569356,"quality":"auspicious"},{"name":"Amṛta","start":"20:42","end":"22:23","startHours":20.692879086569356,"endHours":22.386710964893492,"quality":"auspicious"},{"name":"Kāla","start":"22:23","end":"00:05","startHours":22.386710964893492,"endHours":24.08054284321763,"quality":"inauspicious"},{"name":"Śubha","start":"00:05","end":"01:46","startHours":24.08054284321763,"endHours":25.774374721541765,"quality":"auspicious"},{"name":"Roga","start":"01:46","end":"03:28","startHours":25.774374721541765,"endHours":27.4682065998659,"quality":"inauspicious"},{"name":"Udveg","start":"03:28","end":"05:10","startHours":27.4682065998659,"endHours":29.16203847819004,"quality":"inauspicious"},{"name":"Chala","start":"05:10","end":"06:51","startHours":29.16203847819004,"endHours":30.855870356514178,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.855870356514178,"endHours":7.855870356514178,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.855870356514178,"endHours":8.855870356514178,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.855870356514178,"endHours":9.855870356514178,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.855870356514178,"endHours":10.855870356514178,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.855870356514178,"endHours":11.855870356514178,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.855870356514178,"endHours":12.855870356514178,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.855870356514178,"endHours":13.855870356514178,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.855870356514178,"endHours":14.855870356514178,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.855870356514178,"endHours":15.855870356514178,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.855870356514178,"endHours":16.855870356514178,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.855870356514178,"endHours":17.855870356514178,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.855870356514178,"endHours":18.855870356514178,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.855870356514178,"endHours":19.855870356514178,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.855870356514178,"endHours":20.855870356514178,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.855870356514178,"endHours":21.855870356514178,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.855870356514178,"endHours":22.855870356514178,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.855870356514178,"endHours":23.855870356514178,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.855870356514178,"endHours":24.855870356514178,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.855870356514178,"endHours":25.855870356514178,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.855870356514178,"endHours":26.855870356514178,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.855870356514178,"endHours":27.855870356514178,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.855870356514178,"endHours":28.855870356514178,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.855870356514178,"endHours":29.855870356514178,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.855870356514178,"endHours":30.855870356514178,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.429829985653143,"eotMinutes":1.382629406942221,"ayanamsa":22.8189}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[],"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":"lucknow"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 21, 1925 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"December 21, 1925 CE for Lucknow, Uttar Pradesh: Śukla Ṣaṣṭhī, sūryodaya 06:51, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1925-12-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1925-12-21","sa":"https://sa.vidhyamitra.com/city/lucknow/1925-12-21","hi":"https://hi.vidhyamitra.com/city/lucknow/1925-12-21","x-default":"https://vidhyamitra.com/city/lucknow/1925-12-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:23:56.763Z","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":"2026-05-31T14:23:56.763Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:23:56.763Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}