{"id":"vidhyamitra:city-day:ayodhya:1871-01-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1871-01-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1871-01-15","date_display":"January 15, 1871 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":1871,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404442.770833,"kali_year":4972,"ahargana":1815977.2708,"sun":{"sidereal_longitude":272.6585,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":194.5149,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.8564,"elapsed_within_tithi_degrees":5.8564},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.5149,"elapsed_within_degrees":7.8482},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.1734},"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":1871,"month":1,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2404442.770833,"ahargana":1815977.2708,"kali_year":4972,"ayanamsa_lahiri":22.0515,"grahas":{"sun":{"sidereal_longitude":272.4547620000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.25906199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":4.1189},"mars":{"sidereal_longitude":164.41816199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":280.98826199999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":56.986162000000036,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":283.27196200000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":252.58646199999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":80.7851,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.7851,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva 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":1871,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404442.770833,"kali_year":4972,"ahargana":1815977.2708,"sun":{"sidereal_longitude":272.6585,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":194.5149,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.8564,"elapsed_within_tithi_degrees":5.8564},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.5149,"elapsed_within_degrees":7.8482},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.1734},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.119,"elongation":78.144},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.119,"opposition_distance":101.856}},"eclipse_window_40days":[{"offset_days":-8,"type":"lunar","occurs":true,"moon_latitude":0.376,"opposition_distance":1.57}]},"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":"06:52","sunsetLocal":"17:29","solarNoonLocal":"12:11","dayLengthHours":10.62805931988715,"dayLengthDisplay":"10 Hours 37 Mins 41 Secs","nightLengthDisplay":"13 Hours 22 Mins 19 Secs","moonriseLocal":"01:14","moonsetLocal":"12:26","rahuKala":{"name":"Rāhu Kāla","start":"16:10","end":"17:29","startHours":16.161088069059904,"endHours":17.489595484045797,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:11","end":"13:30","startHours":12.175565824102222,"endHours":13.504073239088116,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:50","end":"16:10","startHours":14.832580654074011,"endHours":16.161088069059904,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:42","startHours":9.341416672132315,"endHours":9.695685316128554,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.304371969153945,"endHours":7.587786884350936,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:32","startHours":11.821297180105983,"endHours":12.52983446809846,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:27","end":"06:09","startHours":5.444461588173694,"endHours":6.152998876166171,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:52","startHours":5.9758645541680515,"endHours":6.861536164158648,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:39","startHours":13.946909044083414,"endHours":14.65544633207589,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.289595484045797,"endHours":17.689595484045796,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:56","startHours":17.489595484045797,"endHours":17.932431289041094,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.239595484045797,"endHours":18.989595484045797,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:32","startHours":23.821297180105983,"endHours":24.52983446809846,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:52","end":"08:11","startHours":6.861536164158648,"endHours":8.190043579144541,"quality":"inauspicious"},{"name":"Chala","start":"08:11","end":"09:31","startHours":8.190043579144541,"endHours":9.518550994130436,"quality":"neutral"},{"name":"Labha","start":"09:31","end":"10:51","startHours":9.518550994130436,"endHours":10.847058409116329,"quality":"auspicious"},{"name":"Amṛta","start":"10:51","end":"12:11","startHours":10.847058409116329,"endHours":12.175565824102222,"quality":"auspicious"},{"name":"Kāla","start":"12:11","end":"13:30","startHours":12.175565824102222,"endHours":13.504073239088116,"quality":"inauspicious"},{"name":"Śubha","start":"13:30","end":"14:50","startHours":13.504073239088116,"endHours":14.832580654074011,"quality":"auspicious"},{"name":"Roga","start":"14:50","end":"16:10","startHours":14.832580654074011,"endHours":16.161088069059904,"quality":"inauspicious"},{"name":"Udveg","start":"16:10","end":"17:29","startHours":16.161088069059904,"endHours":17.489595484045797,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:29","end":"19:10","startHours":17.489595484045797,"endHours":19.161088069059904,"quality":"auspicious"},{"name":"Roga","start":"19:10","end":"20:50","startHours":19.161088069059904,"endHours":20.832580654074007,"quality":"inauspicious"},{"name":"Udveg","start":"20:50","end":"22:30","startHours":20.832580654074007,"endHours":22.504073239088115,"quality":"inauspicious"},{"name":"Chala","start":"22:30","end":"00:11","startHours":22.504073239088115,"endHours":24.17556582410222,"quality":"neutral"},{"name":"Labha","start":"00:11","end":"01:51","startHours":24.17556582410222,"endHours":25.84705840911633,"quality":"auspicious"},{"name":"Amṛta","start":"01:51","end":"03:31","startHours":25.84705840911633,"endHours":27.518550994130436,"quality":"auspicious"},{"name":"Kāla","start":"03:31","end":"05:11","startHours":27.518550994130436,"endHours":29.19004357914454,"quality":"inauspicious"},{"name":"Śubha","start":"05:11","end":"06:52","startHours":29.19004357914454,"endHours":30.861536164158647,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.861536164158648,"endHours":7.861536164158648,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.861536164158648,"endHours":8.861536164158647,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.861536164158647,"endHours":9.861536164158647,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.861536164158647,"endHours":10.861536164158647,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.861536164158647,"endHours":11.861536164158647,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.861536164158647,"endHours":12.861536164158647,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.861536164158647,"endHours":13.861536164158647,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.861536164158647,"endHours":14.861536164158647,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.861536164158647,"endHours":15.861536164158647,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.861536164158647,"endHours":16.861536164158647,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.861536164158647,"endHours":17.861536164158647,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.861536164158647,"endHours":18.861536164158647,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.861536164158647,"endHours":19.861536164158647,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.861536164158647,"endHours":20.861536164158647,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.861536164158647,"endHours":21.861536164158647,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.861536164158647,"endHours":22.861536164158647,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.861536164158647,"endHours":23.861536164158647,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.861536164158647,"endHours":24.861536164158647,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.861536164158647,"endHours":25.861536164158647,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.861536164158647,"endHours":26.861536164158647,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.861536164158647,"endHours":27.861536164158647,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.861536164158647,"endHours":28.861536164158647,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.861536164158647,"endHours":29.861536164158647,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.861536164158647,"endHours":30.861536164158647,"planetary_lord":"Jupiter"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.217118442853433,"eotMinutes":-9.349949446133257,"ayanamsa":22.0515}},"calendars":{"vikram_samvat":1928,"vikram_samvatsara":"Tāraṇa","saka_samvat":1793,"saka_samvatsara":"Prajāpati","bengali_samvat":1278,"malayalam_era":1047,"nanakshahi_year":402,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Navamī · Vikram 1928 Tāraṇa · Śaka 1793 Prajāpati"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 January 15, 1871 CE · Ayodhyā · Vidhyamitra","description":"January 15, 1871 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 06:52, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1871-01-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1871-01-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1871-01-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1871-01-15","x-default":"https://vidhyamitra.com/city/ayodhya/1871-01-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T18:22:28.748Z","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":"2026-05-24T18:22:28.748Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T18:22:28.748Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}