{"id":"vidhyamitra:city-day:ayodhya:2138-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2138-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2138-10-20","date_display":"October 20, 2138 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":2138,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502240.770833,"kali_year":5240,"ahargana":1913775.2708,"sun":{"sidereal_longitude":179.675,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":22.7125,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":203.0375,"elapsed_within_tithi_degrees":11.0375},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.7125,"elapsed_within_degrees":9.3792},"yoga":{"number":16,"name":"Siddhi","sum_longitude":202.3875},"karana":{"half_tithi_index":33,"name":"Gara"},"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":2138,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502240.770833,"ahargana":1913775.2708,"kali_year":5240,"ayanamsa_lahiri":25.7919,"grahas":{"sun":{"sidereal_longitude":180.73975900000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":22.805559000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":4.4731},"mars":{"sidereal_longitude":219.71125899999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":201.208659,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":245.41375900000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":143.433359,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":272.52365899999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":298.9764,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":118.9764,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"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":2138,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502240.770833,"kali_year":5240,"ahargana":1913775.2708,"sun":{"sidereal_longitude":179.675,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":22.7125,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":203.0375,"elapsed_within_tithi_degrees":11.0375},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.7125,"elapsed_within_degrees":9.3792},"yoga":{"number":16,"name":"Siddhi","sum_longitude":202.3875},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.473,"elongation":156.962},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.473,"opposition_distance":23.038}},"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":"06:03","sunsetLocal":"17:28","solarNoonLocal":"11:45","dayLengthHours":11.42925670565117,"dayLengthDisplay":"11 Hours 25 Mins 45 Secs","nightLengthDisplay":"12 Hours 34 Mins 15 Secs","moonriseLocal":"18:35","moonsetLocal":"07:53","rahuKala":{"name":"Rāhu Kāla","start":"07:28","end":"08:54","startHours":7.472147547976959,"endHours":8.900804636183356,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:20","end":"11:45","startHours":10.329461724389752,"endHours":11.758118812596148,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:11","end":"14:37","startHours":13.186775900802544,"endHours":14.61543298900894,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:05","startHours":8.710317024422501,"endHours":9.091292247944207,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:49","startHours":6.519709489172694,"endHours":6.824489667990059,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:23","end":"12:08","startHours":11.377143589074443,"endHours":12.139094036117854,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:31","end":"05:17","startHours":4.51958956568374,"endHours":5.281540012727151,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:05","end":"06:03","startHours":5.091052400966298,"endHours":6.043490459770562,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:25","startHours":13.662994930204675,"endHours":14.424945377248086,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.272747165421734,"endHours":17.672747165421733,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:57","startHours":17.472747165421733,"endHours":17.948966194823864,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.222747165421733,"endHours":18.972747165421733,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:23","end":"00:08","startHours":23.377143589074443,"endHours":24.139094036117854,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:03","end":"07:28","startHours":6.043490459770562,"endHours":7.472147547976959,"quality":"auspicious"},{"name":"Kāla","start":"07:28","end":"08:54","startHours":7.472147547976959,"endHours":8.900804636183356,"quality":"inauspicious"},{"name":"Śubha","start":"08:54","end":"10:20","startHours":8.900804636183356,"endHours":10.329461724389752,"quality":"auspicious"},{"name":"Roga","start":"10:20","end":"11:45","startHours":10.329461724389752,"endHours":11.758118812596148,"quality":"inauspicious"},{"name":"Udveg","start":"11:45","end":"13:11","startHours":11.758118812596148,"endHours":13.186775900802544,"quality":"inauspicious"},{"name":"Chala","start":"13:11","end":"14:37","startHours":13.186775900802544,"endHours":14.61543298900894,"quality":"neutral"},{"name":"Labha","start":"14:37","end":"16:03","startHours":14.61543298900894,"endHours":16.044090077215337,"quality":"auspicious"},{"name":"Amṛta","start":"16:03","end":"17:28","startHours":16.044090077215337,"endHours":17.472747165421733,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:28","end":"19:03","startHours":17.472747165421733,"endHours":19.044090077215337,"quality":"neutral"},{"name":"Labha","start":"19:03","end":"20:37","startHours":19.044090077215337,"endHours":20.61543298900894,"quality":"auspicious"},{"name":"Amṛta","start":"20:37","end":"22:11","startHours":20.61543298900894,"endHours":22.186775900802544,"quality":"auspicious"},{"name":"Kāla","start":"22:11","end":"23:45","startHours":22.186775900802544,"endHours":23.758118812596148,"quality":"inauspicious"},{"name":"Śubha","start":"23:45","end":"01:20","startHours":23.758118812596148,"endHours":25.329461724389752,"quality":"auspicious"},{"name":"Roga","start":"01:20","end":"02:54","startHours":25.329461724389752,"endHours":26.900804636183356,"quality":"inauspicious"},{"name":"Udveg","start":"02:54","end":"04:28","startHours":26.900804636183356,"endHours":28.47214754797696,"quality":"inauspicious"},{"name":"Chala","start":"04:28","end":"06:03","startHours":28.47214754797696,"endHours":30.043490459770563,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.043490459770562,"endHours":7.043490459770562,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.043490459770562,"endHours":8.043490459770563,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.043490459770563,"endHours":9.043490459770563,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.043490459770563,"endHours":10.043490459770563,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.043490459770563,"endHours":11.043490459770563,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.043490459770563,"endHours":12.043490459770563,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.043490459770563,"endHours":13.043490459770563,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.043490459770563,"endHours":14.043490459770563,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.043490459770563,"endHours":15.043490459770563,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.043490459770563,"endHours":16.043490459770563,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.043490459770563,"endHours":17.043490459770563,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.043490459770563,"endHours":18.043490459770563,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.043490459770563,"endHours":19.043490459770563,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.043490459770563,"endHours":20.043490459770563,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.043490459770563,"endHours":21.043490459770563,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.043490459770563,"endHours":22.043490459770563,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.043490459770563,"endHours":23.043490459770563,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.043490459770563,"endHours":24.043490459770563,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.043490459770563,"endHours":25.043490459770563,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.043490459770563,"endHours":26.043490459770563,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.043490459770563,"endHours":27.043490459770563,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.043490459770563,"endHours":28.043490459770563,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.043490459770563,"endHours":29.043490459770563,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.043490459770563,"endHours":30.043490459770563,"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.233724213150857,"eotMinutes":15.696871244231174,"ayanamsa":25.7919}},"calendars":{"vikram_samvat":2195,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2060,"saka_samvatsara":"Vilambī","bengali_samvat":1545,"malayalam_era":1314,"nanakshahi_year":669,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Dvitīyā · Vikram 2195 Virodhakṛt · Śaka 2060 Vilambī"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"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 October 20, 2138 CE · Ayodhyā · Vidhyamitra","description":"October 20, 2138 CE for Ayodhyā: Kṛṣṇa Dvitīyā, sūryodaya 06:03, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2138-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2138-10-20","sa":"https://sa.vidhyamitra.com/city/ayodhya/2138-10-20","hi":"https://hi.vidhyamitra.com/city/ayodhya/2138-10-20","x-default":"https://vidhyamitra.com/city/ayodhya/2138-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T10:49:19.814Z","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":"2026-05-18T10:49:19.814Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T10:49:19.814Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}