{"id":"vidhyamitra:city-day:ayodhya:2155-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2155-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2155-12-16","date_display":"December 16, 2155 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":2155,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508506.770833,"kali_year":5257,"ahargana":1920041.2708,"sun":{"sidereal_longitude":236.9614,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":138.5112,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.5498,"elapsed_within_tithi_degrees":9.5498},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.5112,"elapsed_within_degrees":5.1778},"yoga":{"number":2,"name":"Prīti","sum_longitude":15.4725},"karana":{"half_tithi_index":43,"name":"Bava"},"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":2155,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508506.770833,"ahargana":1920041.2708,"kali_year":5257,"ayanamsa_lahiri":26.0316,"grahas":{"sun":{"sidereal_longitude":237.7319520000001,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":135.87285200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":0.6616},"mars":{"sidereal_longitude":271.831452,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":237.0906520000001,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":68.842852,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":275.18865200000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":142.99015200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":326.9736,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":146.9736,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2155,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508506.770833,"kali_year":5257,"ahargana":1920041.2708,"sun":{"sidereal_longitude":236.9614,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":138.5112,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.5498,"elapsed_within_tithi_degrees":9.5498},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.5112,"elapsed_within_degrees":5.1778},"yoga":{"number":2,"name":"Prīti","sum_longitude":15.4725},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.662,"elongation":98.45},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.662,"opposition_distance":81.55}},"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":"06:44","sunsetLocal":"17:11","solarNoonLocal":"11:57","dayLengthHours":10.464112161992482,"dayLengthDisplay":"10 Hours 27 Mins 51 Secs","nightLengthDisplay":"13 Hours 32 Mins 09 Secs","moonriseLocal":"22:53","moonsetLocal":"11:27","rahuKala":{"name":"Rāhu Kāla","start":"14:34","end":"15:53","startHours":14.573812760045247,"endHours":15.881826780294304,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:21","end":"10:39","startHours":9.341756679049006,"endHours":10.649770699298065,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265798739796185,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.167354809682463,"endHours":9.516158548415547,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:26","startHours":7.161733311967238,"endHours":7.4407763029537035,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:18","startHours":11.608980980814042,"endHours":12.306588458280206,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:20","end":"06:02","startHours":5.330513683618554,"endHours":6.0281211610847185,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:44","startHours":5.8537192917181775,"endHours":6.725728638550884,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:24","startHours":13.701803413212538,"endHours":14.399410890678704,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.989840800543366,"endHours":17.389840800543364,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:38","startHours":17.189840800543365,"endHours":17.625845473959718,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.939840800543365,"endHours":18.689840800543365,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:18","startHours":23.608980980814042,"endHours":24.306588458280206,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:44","end":"08:02","startHours":6.725728638550884,"endHours":8.033742658799945,"quality":"inauspicious"},{"name":"Udveg","start":"08:02","end":"09:21","startHours":8.033742658799945,"endHours":9.341756679049006,"quality":"inauspicious"},{"name":"Chala","start":"09:21","end":"10:39","startHours":9.341756679049006,"endHours":10.649770699298065,"quality":"neutral"},{"name":"Labha","start":"10:39","end":"11:57","startHours":10.649770699298065,"endHours":11.957784719547124,"quality":"auspicious"},{"name":"Amṛta","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265798739796185,"quality":"auspicious"},{"name":"Kāla","start":"13:16","end":"14:34","startHours":13.265798739796185,"endHours":14.573812760045247,"quality":"inauspicious"},{"name":"Śubha","start":"14:34","end":"15:53","startHours":14.573812760045247,"endHours":15.881826780294304,"quality":"auspicious"},{"name":"Roga","start":"15:53","end":"17:11","startHours":15.881826780294304,"endHours":17.189840800543365,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:11","end":"18:53","startHours":17.189840800543365,"endHours":18.881826780294304,"quality":"inauspicious"},{"name":"Śubha","start":"18:53","end":"20:34","startHours":18.881826780294304,"endHours":20.573812760045243,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"22:16","startHours":20.573812760045243,"endHours":22.265798739796185,"quality":"inauspicious"},{"name":"Udveg","start":"22:16","end":"23:57","startHours":22.265798739796185,"endHours":23.957784719547124,"quality":"inauspicious"},{"name":"Chala","start":"23:57","end":"01:39","startHours":23.957784719547124,"endHours":25.649770699298063,"quality":"neutral"},{"name":"Labha","start":"01:39","end":"03:21","startHours":25.649770699298063,"endHours":27.341756679049006,"quality":"auspicious"},{"name":"Amṛta","start":"03:21","end":"05:02","startHours":27.341756679049006,"endHours":29.033742658799945,"quality":"auspicious"},{"name":"Kāla","start":"05:02","end":"06:44","startHours":29.033742658799945,"endHours":30.725728638550883,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.725728638550884,"endHours":7.725728638550884,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.725728638550884,"endHours":8.725728638550883,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.725728638550883,"endHours":9.725728638550883,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.725728638550883,"endHours":10.725728638550883,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.725728638550883,"endHours":11.725728638550883,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.725728638550883,"endHours":12.725728638550883,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.725728638550883,"endHours":13.725728638550883,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.725728638550883,"endHours":14.725728638550883,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.725728638550883,"endHours":15.725728638550883,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.725728638550883,"endHours":16.725728638550883,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.725728638550883,"endHours":17.725728638550883,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.725728638550883,"endHours":18.725728638550883,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.725728638550883,"endHours":19.725728638550883,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.725728638550883,"endHours":20.725728638550883,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.725728638550883,"endHours":21.725728638550883,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.725728638550883,"endHours":22.725728638550883,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.725728638550883,"endHours":23.725728638550883,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.725728638550883,"endHours":24.725728638550883,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.725728638550883,"endHours":25.725728638550883,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.725728638550883,"endHours":26.725728638550883,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.725728638550883,"endHours":27.725728638550883,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.725728638550883,"endHours":28.725728638550883,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.725728638550883,"endHours":29.725728638550883,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.725728638550883,"endHours":30.725728638550883,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"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":-23.28959498009014,"eotMinutes":3.716916827172506,"ayanamsa":26.0316}},"calendars":{"vikram_samvat":2212,"vikram_samvatsara":"Vibhava","saka_samvat":2077,"saka_samvatsara":"Rākṣasa","bengali_samvat":1562,"malayalam_era":1331,"nanakshahi_year":686,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Saptamī · Vikram 2212 Vibhava · Śaka 2077 Rākṣasa"},"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 16, 2155 CE · Ayodhyā · Vidhyamitra","description":"December 16, 2155 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 06:44, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2155-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2155-12-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/2155-12-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/2155-12-16","x-default":"https://vidhyamitra.com/city/ayodhya/2155-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T12:01:07.569Z","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":"2026-05-19T12:01:07.569Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T12:01:07.569Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}