{"id":"vidhyamitra:city-day:ayodhya:2159-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2159-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2159-12-31","date_display":"December 31, 2159 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":2159,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509982.770833,"kali_year":5261,"ahargana":1921517.2708,"sun":{"sidereal_longitude":252.33,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":151.7299,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.3999,"elapsed_within_tithi_degrees":7.3999},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":151.7299,"elapsed_within_degrees":5.0632},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":44.0599},"karana":{"half_tithi_index":43,"name":"Bava"},"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":2159,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509982.770833,"ahargana":1921517.2708,"kali_year":5261,"ayanamsa_lahiri":26.088,"grahas":{"sun":{"sidereal_longitude":252.975458,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":155.85825799999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":-4.466},"mars":{"sidereal_longitude":320.111758,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":266.2479579999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":191.603658,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":222.08795800000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":190.92395799999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":248.768,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":68.768,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"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":2159,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509982.770833,"kali_year":5261,"ahargana":1921517.2708,"sun":{"sidereal_longitude":252.33,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":151.7299,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.3999,"elapsed_within_tithi_degrees":7.3999},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":151.7299,"elapsed_within_degrees":5.0632},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":44.0599},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.466,"elongation":100.6},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.466,"opposition_distance":79.4}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":0.227,"opposition_distance":0.032}]},"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":10.477191843310912,"dayLengthDisplay":"10 Hours 28 Mins 38 Secs","nightLengthDisplay":"13 Hours 31 Mins 22 Secs","moonriseLocal":"23:35","moonsetLocal":"11:37","rahuKala":{"name":"Rāhu Kāla","start":"08:09","end":"09:27","startHours":8.145056974155162,"endHours":9.454705954569025,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:46","end":"12:04","startHours":10.76435493498289,"endHours":12.074003915396755,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:23","end":"14:42","startHours":13.383652895810618,"endHours":14.693301876224481,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:38","startHours":9.280086090513844,"endHours":9.629325818624208,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:33","startHours":7.2719576538792525,"endHours":7.551349436367543,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:25","startHours":11.724764187286391,"endHours":12.423243643507119,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:08","startHours":5.438449081299844,"endHours":6.13692853752057,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:50","startHours":5.9623086734653885,"endHours":6.835407993741298,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.820202555948573,"endHours":14.5186820121693,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.112599837052212,"endHours":17.51259983705221,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.31259983705221,"endHours":17.749149497190167,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.06259983705221,"endHours":18.81259983705221,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:25","startHours":23.724764187286393,"endHours":24.423243643507117,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:50","end":"08:09","startHours":6.835407993741298,"endHours":8.145056974155162,"quality":"auspicious"},{"name":"Kāla","start":"08:09","end":"09:27","startHours":8.145056974155162,"endHours":9.454705954569025,"quality":"inauspicious"},{"name":"Śubha","start":"09:27","end":"10:46","startHours":9.454705954569025,"endHours":10.76435493498289,"quality":"auspicious"},{"name":"Roga","start":"10:46","end":"12:04","startHours":10.76435493498289,"endHours":12.074003915396755,"quality":"inauspicious"},{"name":"Udveg","start":"12:04","end":"13:23","startHours":12.074003915396755,"endHours":13.383652895810618,"quality":"inauspicious"},{"name":"Chala","start":"13:23","end":"14:42","startHours":13.383652895810618,"endHours":14.693301876224481,"quality":"neutral"},{"name":"Labha","start":"14:42","end":"16:00","startHours":14.693301876224481,"endHours":16.002950856638346,"quality":"auspicious"},{"name":"Amṛta","start":"16:00","end":"17:19","startHours":16.002950856638346,"endHours":17.31259983705221,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:19","end":"19:00","startHours":17.31259983705221,"endHours":19.002950856638346,"quality":"neutral"},{"name":"Labha","start":"19:00","end":"20:42","startHours":19.002950856638346,"endHours":20.69330187622448,"quality":"auspicious"},{"name":"Amṛta","start":"20:42","end":"22:23","startHours":20.69330187622448,"endHours":22.38365289581062,"quality":"auspicious"},{"name":"Kāla","start":"22:23","end":"00:04","startHours":22.38365289581062,"endHours":24.074003915396755,"quality":"inauspicious"},{"name":"Śubha","start":"00:04","end":"01:46","startHours":24.074003915396755,"endHours":25.76435493498289,"quality":"auspicious"},{"name":"Roga","start":"01:46","end":"03:27","startHours":25.76435493498289,"endHours":27.45470595456903,"quality":"inauspicious"},{"name":"Udveg","start":"03:27","end":"05:09","startHours":27.45470595456903,"endHours":29.145056974155164,"quality":"inauspicious"},{"name":"Chala","start":"05:09","end":"06:50","startHours":29.145056974155164,"endHours":30.8354079937413,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.835407993741298,"endHours":7.835407993741298,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.835407993741298,"endHours":8.835407993741299,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.835407993741299,"endHours":9.835407993741299,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.835407993741299,"endHours":10.835407993741299,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.835407993741299,"endHours":11.835407993741299,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.835407993741299,"endHours":12.835407993741299,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.835407993741299,"endHours":13.835407993741299,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.835407993741299,"endHours":14.835407993741299,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.835407993741299,"endHours":15.835407993741299,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.835407993741299,"endHours":16.8354079937413,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.8354079937413,"endHours":17.8354079937413,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.8354079937413,"endHours":18.8354079937413,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.8354079937413,"endHours":19.8354079937413,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.8354079937413,"endHours":20.8354079937413,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.8354079937413,"endHours":21.8354079937413,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.8354079937413,"endHours":22.8354079937413,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.8354079937413,"endHours":23.8354079937413,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.8354079937413,"endHours":24.8354079937413,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.8354079937413,"endHours":25.8354079937413,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.8354079937413,"endHours":26.8354079937413,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.8354079937413,"endHours":27.8354079937413,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.8354079937413,"endHours":28.8354079937413,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.8354079937413,"endHours":29.8354079937413,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.8354079937413,"endHours":30.8354079937413,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.12675291801185,"eotMinutes":-3.2562349238053434,"ayanamsa":26.088}},"calendars":{"vikram_samvat":2216,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2081,"saka_samvatsara":"Siddhārthī","bengali_samvat":1566,"malayalam_era":1335,"nanakshahi_year":690,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Saptamī · Vikram 2216 Aṅgirasa · Śaka 2081 Siddhārthī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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":"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, 2159 CE · Ayodhyā · Vidhyamitra","description":"December 31, 2159 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 06:50, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2159-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2159-12-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/2159-12-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/2159-12-31","x-default":"https://vidhyamitra.com/city/ayodhya/2159-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T17:32:18.991Z","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":"2026-05-19T17:32:18.991Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T17:32:18.991Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}