{"id":"vidhyamitra:city-day:ayodhya:1961-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1961-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1961-12-31","date_display":"December 31, 1961 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":1961,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437664.770833,"kali_year":5063,"ahargana":1849199.2708,"sun":{"sidereal_longitude":255.6546,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":177.4438,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.7892,"elapsed_within_tithi_degrees":5.7892},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.4438,"elapsed_within_degrees":4.1105},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.0983},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1961,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2437664.770833,"ahargana":1849199.2708,"kali_year":5063,"ayanamsa_lahiri":23.3221,"grahas":{"sun":{"sidereal_longitude":255.80513700000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":175.40493700000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":3.7694},"mars":{"sidereal_longitude":251.96463700000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":264.92833700000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":287.65693699999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":249.80053700000008,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":276.86893699999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":120.5237,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":300.5237,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"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":1961,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437664.770833,"kali_year":5063,"ahargana":1849199.2708,"sun":{"sidereal_longitude":255.6546,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":177.4438,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.7892,"elapsed_within_tithi_degrees":5.7892},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.4438,"elapsed_within_degrees":4.1105},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.0983},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.769,"elongation":78.211},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.769,"opposition_distance":101.789}},"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":"06:50","sunsetLocal":"17:19","solarNoonLocal":"12:04","dayLengthHours":10.477541583290709,"dayLengthDisplay":"10 Hours 28 Mins 39 Secs","nightLengthDisplay":"13 Hours 31 Mins 21 Secs","moonriseLocal":"00:55","moonsetLocal":"12:31","rahuKala":{"name":"Rāhu Kāla","start":"16:00","end":"17:19","startHours":16.00308200913077,"endHours":17.31277470704211,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:04","end":"13:23","startHours":12.074003915396755,"endHours":13.383696613308093,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:42","end":"16:00","startHours":14.69338931121943,"endHours":16.00308200913077,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:38","startHours":9.279992826519232,"endHours":9.629244212628922,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:33","startHours":7.271797356388513,"endHours":7.551198465276265,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:25","startHours":11.724752529287064,"endHours":12.423255301506446,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:08","startHours":5.438227579312638,"endHours":6.1367303515320195,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:50","startHours":5.962104658477174,"endHours":6.8352331237514,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.820260845945207,"endHours":14.518763618164588,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.11277470704211,"endHours":17.51277470704211,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.31277470704211,"endHours":17.749338939679223,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.06277470704211,"endHours":18.81277470704211,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:25","startHours":23.724752529287066,"endHours":24.423255301506444,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:50","end":"08:09","startHours":6.8352331237514,"endHours":8.144925821662738,"quality":"inauspicious"},{"name":"Chala","start":"08:09","end":"09:27","startHours":8.144925821662738,"endHours":9.454618519574076,"quality":"neutral"},{"name":"Labha","start":"09:27","end":"10:46","startHours":9.454618519574076,"endHours":10.764311217485416,"quality":"auspicious"},{"name":"Amṛta","start":"10:46","end":"12:04","startHours":10.764311217485416,"endHours":12.074003915396755,"quality":"auspicious"},{"name":"Kāla","start":"12:04","end":"13:23","startHours":12.074003915396755,"endHours":13.383696613308093,"quality":"inauspicious"},{"name":"Śubha","start":"13:23","end":"14:42","startHours":13.383696613308093,"endHours":14.69338931121943,"quality":"auspicious"},{"name":"Roga","start":"14:42","end":"16:00","startHours":14.69338931121943,"endHours":16.00308200913077,"quality":"inauspicious"},{"name":"Udveg","start":"16:00","end":"17:19","startHours":16.00308200913077,"endHours":17.31277470704211,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:19","end":"19:00","startHours":17.31277470704211,"endHours":19.00308200913077,"quality":"auspicious"},{"name":"Roga","start":"19:00","end":"20:42","startHours":19.00308200913077,"endHours":20.693389311219434,"quality":"inauspicious"},{"name":"Udveg","start":"20:42","end":"22:23","startHours":20.693389311219434,"endHours":22.383696613308093,"quality":"inauspicious"},{"name":"Chala","start":"22:23","end":"00:04","startHours":22.383696613308093,"endHours":24.074003915396755,"quality":"neutral"},{"name":"Labha","start":"00:04","end":"01:46","startHours":24.074003915396755,"endHours":25.764311217485417,"quality":"auspicious"},{"name":"Amṛta","start":"01:46","end":"03:27","startHours":25.764311217485417,"endHours":27.454618519574076,"quality":"auspicious"},{"name":"Kāla","start":"03:27","end":"05:09","startHours":27.454618519574076,"endHours":29.14492582166274,"quality":"inauspicious"},{"name":"Śubha","start":"05:09","end":"06:50","startHours":29.14492582166274,"endHours":30.8352331237514,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.8352331237514,"endHours":7.8352331237514,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.8352331237514,"endHours":8.8352331237514,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.8352331237514,"endHours":9.8352331237514,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.8352331237514,"endHours":10.8352331237514,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.8352331237514,"endHours":11.8352331237514,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.8352331237514,"endHours":12.8352331237514,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.8352331237514,"endHours":13.8352331237514,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.8352331237514,"endHours":14.8352331237514,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.8352331237514,"endHours":15.8352331237514,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.8352331237514,"endHours":16.8352331237514,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.8352331237514,"endHours":17.8352331237514,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.8352331237514,"endHours":18.8352331237514,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.8352331237514,"endHours":19.8352331237514,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.8352331237514,"endHours":20.8352331237514,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.8352331237514,"endHours":21.8352331237514,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.8352331237514,"endHours":22.8352331237514,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.8352331237514,"endHours":23.8352331237514,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.8352331237514,"endHours":24.8352331237514,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.8352331237514,"endHours":25.8352331237514,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.8352331237514,"endHours":26.8352331237514,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.8352331237514,"endHours":27.8352331237514,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.8352331237514,"endHours":28.8352331237514,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.8352331237514,"endHours":29.8352331237514,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.8352331237514,"endHours":30.8352331237514,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.12239262392726,"eotMinutes":-3.2562349238053434,"ayanamsa":23.3221}},"calendars":{"vikram_samvat":2018,"vikram_samvatsara":"Ānanda","saka_samvat":1883,"saka_samvatsara":"Plava","bengali_samvat":1368,"malayalam_era":1137,"nanakshahi_year":492,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","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 Kṛṣṇa Navamī · Vikram 2018 Ānanda · Śaka 1883 Plava"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 December 31, 1961 CE · Ayodhyā · Vidhyamitra","description":"December 31, 1961 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 06:50, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1961-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1961-12-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/1961-12-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/1961-12-31","x-default":"https://vidhyamitra.com/city/ayodhya/1961-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:31:05.962Z","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":"2026-06-01T13:31:05.962Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:31:05.962Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}