{"id":"vidhyamitra:city-day:ayodhya:1987-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1987-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1987-01-19","date_display":"January 19, 1987 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":1987,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446814.770833,"kali_year":5088,"ahargana":1858349.2708,"sun":{"sidereal_longitude":274.6948,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":141.2202,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.5253,"elapsed_within_tithi_degrees":10.5253},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":141.2202,"elapsed_within_degrees":7.8868},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.915},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1987,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446814.770833,"ahargana":1858349.2708,"kali_year":5088,"ayanamsa_lahiri":23.6721,"grahas":{"sun":{"sidereal_longitude":274.74514,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":138.56254,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":2.5466},"mars":{"sidereal_longitude":343.83814,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":279.0851399999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":327.77163999999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":228.02793999999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":233.25353999999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":355.7126,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":175.7126,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":1987,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446814.770833,"kali_year":5088,"ahargana":1858349.2708,"sun":{"sidereal_longitude":274.6948,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":141.2202,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.5253,"elapsed_within_tithi_degrees":10.5253},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3,"moon_longitude":141.2202,"elapsed_within_degrees":7.8868},"yoga":{"number":5,"name":"Śobhana","sum_longitude":55.915},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.547,"elongation":133.475},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.547,"opposition_distance":46.525}},"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":"06:51","sunsetLocal":"17:32","solarNoonLocal":"12:12","dayLengthHours":10.685474071070496,"dayLengthDisplay":"10 Hours 41 Mins 08 Secs","nightLengthDisplay":"13 Hours 18 Mins 52 Secs","moonriseLocal":"20:50","moonsetLocal":"09:24","rahuKala":{"name":"Rāhu Kāla","start":"08:11","end":"09:32","startHours":8.190381455578903,"endHours":9.526065714462714,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:52","end":"12:12","startHours":10.861749973346527,"endHours":12.19743423223034,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:32","end":"14:52","startHours":13.53311849111415,"endHours":14.868802749997963,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.347974479944874,"endHours":9.704156948980556,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:35","startHours":7.299925282989694,"endHours":7.58487125821824,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:33","startHours":11.841251763194656,"endHours":12.553616701266023,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:09","startHours":5.4299673205523575,"endHours":6.142332258623724,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:51","startHours":5.964241024105882,"endHours":6.85469719669509,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:41","startHours":13.978346577408754,"endHours":14.690711515480121,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:20","end":"17:44","startHours":17.340171267765587,"endHours":17.740171267765586,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:32","end":"17:59","startHours":17.540171267765587,"endHours":17.985399354060192,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:17","end":"19:02","startHours":17.290171267765587,"endHours":19.040171267765587,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:33","startHours":23.841251763194656,"endHours":24.553616701266023,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:51","end":"08:11","startHours":6.85469719669509,"endHours":8.190381455578903,"quality":"auspicious"},{"name":"Kāla","start":"08:11","end":"09:32","startHours":8.190381455578903,"endHours":9.526065714462714,"quality":"inauspicious"},{"name":"Śubha","start":"09:32","end":"10:52","startHours":9.526065714462714,"endHours":10.861749973346527,"quality":"auspicious"},{"name":"Roga","start":"10:52","end":"12:12","startHours":10.861749973346527,"endHours":12.19743423223034,"quality":"inauspicious"},{"name":"Udveg","start":"12:12","end":"13:32","startHours":12.19743423223034,"endHours":13.53311849111415,"quality":"inauspicious"},{"name":"Chala","start":"13:32","end":"14:52","startHours":13.53311849111415,"endHours":14.868802749997963,"quality":"neutral"},{"name":"Labha","start":"14:52","end":"16:12","startHours":14.868802749997963,"endHours":16.204487008881774,"quality":"auspicious"},{"name":"Amṛta","start":"16:12","end":"17:32","startHours":16.204487008881774,"endHours":17.540171267765587,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:32","end":"19:12","startHours":17.540171267765587,"endHours":19.204487008881774,"quality":"neutral"},{"name":"Labha","start":"19:12","end":"20:52","startHours":19.204487008881774,"endHours":20.86880274999796,"quality":"auspicious"},{"name":"Amṛta","start":"20:52","end":"22:32","startHours":20.86880274999796,"endHours":22.533118491114152,"quality":"auspicious"},{"name":"Kāla","start":"22:32","end":"00:12","startHours":22.533118491114152,"endHours":24.19743423223034,"quality":"inauspicious"},{"name":"Śubha","start":"00:12","end":"01:52","startHours":24.19743423223034,"endHours":25.861749973346527,"quality":"auspicious"},{"name":"Roga","start":"01:52","end":"03:32","startHours":25.861749973346527,"endHours":27.526065714462714,"quality":"inauspicious"},{"name":"Udveg","start":"03:32","end":"05:11","startHours":27.526065714462714,"endHours":29.1903814555789,"quality":"inauspicious"},{"name":"Chala","start":"05:11","end":"06:51","startHours":29.1903814555789,"endHours":30.854697196695092,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.85469719669509,"endHours":7.85469719669509,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.85469719669509,"endHours":8.85469719669509,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.85469719669509,"endHours":9.85469719669509,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.85469719669509,"endHours":10.85469719669509,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.85469719669509,"endHours":11.85469719669509,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.85469719669509,"endHours":12.85469719669509,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.85469719669509,"endHours":13.85469719669509,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.85469719669509,"endHours":14.85469719669509,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.85469719669509,"endHours":15.85469719669509,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.85469719669509,"endHours":16.854697196695092,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.854697196695092,"endHours":17.854697196695092,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.854697196695092,"endHours":18.854697196695092,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.854697196695092,"endHours":19.854697196695092,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.854697196695092,"endHours":20.854697196695092,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.854697196695092,"endHours":21.854697196695092,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.854697196695092,"endHours":22.854697196695092,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.854697196695092,"endHours":23.854697196695092,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.854697196695092,"endHours":24.854697196695092,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.854697196695092,"endHours":25.854697196695092,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.854697196695092,"endHours":26.854697196695092,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.854697196695092,"endHours":27.854697196695092,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.854697196695092,"endHours":28.854697196695092,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.854697196695092,"endHours":29.854697196695092,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.854697196695092,"endHours":30.854697196695092,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"West","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":-20.475563145772597,"eotMinutes":-10.662053933820344,"ayanamsa":23.6721}},"calendars":{"vikram_samvat":2044,"vikram_samvatsara":"Vikrama","saka_samvat":1909,"saka_samvatsara":"Prabhava","bengali_samvat":1394,"malayalam_era":1163,"nanakshahi_year":518,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Caturthī · Vikram 2044 Vikrama · Śaka 1909 Prabhava"},"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},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 January 19, 1987 CE · Ayodhyā · Vidhyamitra","description":"January 19, 1987 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 06:51, sūryāsta 17:32.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1987-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1987-01-19","sa":"https://sa.vidhyamitra.com/city/ayodhya/1987-01-19","hi":"https://hi.vidhyamitra.com/city/ayodhya/1987-01-19","x-default":"https://vidhyamitra.com/city/ayodhya/1987-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T14:05:01.006Z","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":"2026-05-17T14:05:01.006Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T14:05:01.006Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}