{"id":"vidhyamitra:city-day:ayodhya:1981-12-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1981-12-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-12-15","date_display":"December 15, 1981 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":1981,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444953.770833,"kali_year":5083,"ahargana":1856488.2708,"sun":{"sidereal_longitude":239.037,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":107.4674,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.4304,"elapsed_within_tithi_degrees":0.4304},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":107.4674,"elapsed_within_degrees":0.8008},"yoga":{"number":26,"name":"Indra","sum_longitude":346.5045},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1981,"month":12,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444953.770833,"ahargana":1856488.2708,"kali_year":5083,"ayanamsa_lahiri":23.6009,"grahas":{"sun":{"sidereal_longitude":239.37794399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":110.030844,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":1.0228},"mars":{"sidereal_longitude":156.16234400000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":242.093344,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":190.15604400000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":280.5126439999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":176.45094400000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":94.3174,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":274.3174,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1981,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444953.770833,"kali_year":5083,"ahargana":1856488.2708,"sun":{"sidereal_longitude":239.037,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":107.4674,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.4304,"elapsed_within_tithi_degrees":0.4304},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":107.4674,"elapsed_within_degrees":0.8008},"yoga":{"number":26,"name":"Indra","sum_longitude":346.5045},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.023,"elongation":131.57},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.023,"opposition_distance":48.43}},"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":"06:43","sunsetLocal":"17:11","solarNoonLocal":"11:57","dayLengthHours":10.46726544469049,"dayLengthDisplay":"10 Hours 28 Mins 02 Secs","nightLengthDisplay":"13 Hours 31 Mins 58 Secs","moonriseLocal":"20:42","moonsetLocal":"09:57","rahuKala":{"name":"Rāhu Kāla","start":"14:34","end":"15:53","startHours":14.566917443946423,"endHours":15.875325624532731,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:20","end":"10:39","startHours":9.333284721601178,"endHours":10.641692902187488,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:57","end":"13:16","startHours":11.950101082773799,"endHours":13.25850926336011,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:30","startHours":9.158830297523002,"endHours":9.507739145679352,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:26","startHours":7.152604420623992,"endHours":7.4317314991490715,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:18","startHours":11.601192234617448,"endHours":12.299009930930149,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:19","end":"06:01","startHours":5.320832967803156,"endHours":6.018650664115855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:43","startHours":5.844196240037681,"endHours":6.716468360428554,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:24","startHours":13.694645323555548,"endHours":14.392463019868247,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.983733805119044,"endHours":17.383733805119043,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:37","startHours":17.183733805119044,"endHours":17.61986986531448,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.933733805119044,"endHours":18.683733805119044,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:18","startHours":23.60119223461745,"endHours":24.299009930930147,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:43","end":"08:01","startHours":6.716468360428554,"endHours":8.024876541014866,"quality":"inauspicious"},{"name":"Udveg","start":"08:01","end":"09:20","startHours":8.024876541014866,"endHours":9.333284721601178,"quality":"inauspicious"},{"name":"Chala","start":"09:20","end":"10:39","startHours":9.333284721601178,"endHours":10.641692902187488,"quality":"neutral"},{"name":"Labha","start":"10:39","end":"11:57","startHours":10.641692902187488,"endHours":11.950101082773799,"quality":"auspicious"},{"name":"Amṛta","start":"11:57","end":"13:16","startHours":11.950101082773799,"endHours":13.25850926336011,"quality":"auspicious"},{"name":"Kāla","start":"13:16","end":"14:34","startHours":13.25850926336011,"endHours":14.566917443946423,"quality":"inauspicious"},{"name":"Śubha","start":"14:34","end":"15:53","startHours":14.566917443946423,"endHours":15.875325624532731,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:11","startHours":15.875325624532731,"endHours":17.183733805119044,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:11","end":"18:53","startHours":17.183733805119044,"endHours":18.87532562453273,"quality":"inauspicious"},{"name":"Śubha","start":"18:53","end":"20:34","startHours":18.87532562453273,"endHours":20.566917443946423,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"22:16","startHours":20.566917443946423,"endHours":22.25850926336011,"quality":"inauspicious"},{"name":"Udveg","start":"22:16","end":"23:57","startHours":22.25850926336011,"endHours":23.9501010827738,"quality":"inauspicious"},{"name":"Chala","start":"23:57","end":"01:39","startHours":23.9501010827738,"endHours":25.641692902187486,"quality":"neutral"},{"name":"Labha","start":"01:39","end":"03:20","startHours":25.641692902187486,"endHours":27.333284721601174,"quality":"auspicious"},{"name":"Amṛta","start":"03:20","end":"05:01","startHours":27.333284721601174,"endHours":29.024876541014866,"quality":"auspicious"},{"name":"Kāla","start":"05:01","end":"06:43","startHours":29.024876541014866,"endHours":30.716468360428554,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.716468360428554,"endHours":7.716468360428554,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.716468360428554,"endHours":8.716468360428554,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.716468360428554,"endHours":9.716468360428554,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.716468360428554,"endHours":10.716468360428554,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.716468360428554,"endHours":11.716468360428554,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.716468360428554,"endHours":12.716468360428554,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.716468360428554,"endHours":13.716468360428554,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.716468360428554,"endHours":14.716468360428554,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.716468360428554,"endHours":15.716468360428554,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.716468360428554,"endHours":16.716468360428554,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.716468360428554,"endHours":17.716468360428554,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.716468360428554,"endHours":18.716468360428554,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.716468360428554,"endHours":19.716468360428554,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.716468360428554,"endHours":20.716468360428554,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.716468360428554,"endHours":21.716468360428554,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.716468360428554,"endHours":22.716468360428554,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.716468360428554,"endHours":23.716468360428554,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.716468360428554,"endHours":24.716468360428554,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.716468360428554,"endHours":25.716468360428554,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.716468360428554,"endHours":26.716468360428554,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.716468360428554,"endHours":27.716468360428554,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.716468360428554,"endHours":28.716468360428554,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.716468360428554,"endHours":29.716468360428554,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.716468360428554,"endHours":30.716468360428554,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.250376826230287,"eotMinutes":4.177935033572184,"ayanamsa":23.6009}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Pañcamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 15, 1981 CE · Ayodhyā · Vidhyamitra","description":"December 15, 1981 CE for Ayodhyā: Kṛṣṇa Pañcamī, sūryodaya 06:43, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1981-12-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1981-12-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1981-12-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1981-12-15","x-default":"https://vidhyamitra.com/city/ayodhya/1981-12-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T17:07:52.617Z","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":"2026-05-18T17:07:52.617Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T17:07:52.617Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}