{"id":"vidhyamitra:city-day:ayodhya:1987-02-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1987-02-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1987-02-26","date_display":"February 26, 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":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446852.770833,"kali_year":5088,"ahargana":1858387.2708,"sun":{"sidereal_longitude":313.4014,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":288.1602,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.7587,"elapsed_within_tithi_degrees":10.7587},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":288.1602,"elapsed_within_degrees":8.1602},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.5616},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446852.770833,"ahargana":1858387.2708,"kali_year":5088,"ayanamsa_lahiri":23.6735,"grahas":{"sun":{"sidereal_longitude":313.22808800000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":286.00078800000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":-4.0954},"mars":{"sidereal_longitude":10.248288000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":316.93788800000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":335.96868800000004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":270.31518800000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":236.225188,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":353.6992,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":173.6992,"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":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446852.770833,"kali_year":5088,"ahargana":1858387.2708,"sun":{"sidereal_longitude":313.4014,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":288.1602,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":334.7587,"elapsed_within_tithi_degrees":10.7587},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":288.1602,"elapsed_within_degrees":8.1602},"yoga":{"number":19,"name":"Parigha","sum_longitude":241.5616},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.095,"elongation":25.241},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.095,"opposition_distance":154.759}},"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":"06:29","sunsetLocal":"18:00","solarNoonLocal":"12:15","dayLengthHours":11.516073447922203,"dayLengthDisplay":"11 Hours 30 Mins 58 Secs","nightLengthDisplay":"12 Hours 29 Mins 02 Secs","moonriseLocal":"05:00","moonsetLocal":"15:51","rahuKala":{"name":"Rāhu Kāla","start":"13:41","end":"15:07","startHours":13.68512238304858,"endHours":15.124631564038854,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:29","end":"07:56","startHours":6.4875764780972025,"endHours":7.927085659087478,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:22","end":"10:48","startHours":9.366594840077752,"endHours":10.806104021068029,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:34","startHours":9.174660282612383,"endHours":9.558529397543124,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:16","startHours":6.967412871760628,"endHours":7.27450816370522,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:38","startHours":11.861744087127565,"endHours":12.629482316989044,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:57","end":"05:43","startHours":4.952100018374242,"endHours":5.719838248235722,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:29","startHours":5.527903690770352,"endHours":6.4875764780972025,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"14:56","startHours":14.164958776712005,"endHours":14.932697006573486,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.803649926019407,"endHours":18.203649926019406,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:29","startHours":18.003649926019406,"endHours":18.483486319682832,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.753649926019406,"endHours":19.503649926019406,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:38","startHours":23.861744087127565,"endHours":24.629482316989044,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:29","end":"07:56","startHours":6.4875764780972025,"endHours":7.927085659087478,"quality":"auspicious"},{"name":"Roga","start":"07:56","end":"09:22","startHours":7.927085659087478,"endHours":9.366594840077752,"quality":"inauspicious"},{"name":"Udveg","start":"09:22","end":"10:48","startHours":9.366594840077752,"endHours":10.806104021068029,"quality":"inauspicious"},{"name":"Chala","start":"10:48","end":"12:15","startHours":10.806104021068029,"endHours":12.245613202058305,"quality":"neutral"},{"name":"Labha","start":"12:15","end":"13:41","startHours":12.245613202058305,"endHours":13.68512238304858,"quality":"auspicious"},{"name":"Amṛta","start":"13:41","end":"15:07","startHours":13.68512238304858,"endHours":15.124631564038854,"quality":"auspicious"},{"name":"Kāla","start":"15:07","end":"16:34","startHours":15.124631564038854,"endHours":16.564140745029132,"quality":"inauspicious"},{"name":"Śubha","start":"16:34","end":"18:00","startHours":16.564140745029132,"endHours":18.003649926019406,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:00","end":"19:34","startHours":18.003649926019406,"endHours":19.564140745029132,"quality":"auspicious"},{"name":"Kāla","start":"19:34","end":"21:07","startHours":19.564140745029132,"endHours":21.124631564038857,"quality":"inauspicious"},{"name":"Śubha","start":"21:07","end":"22:41","startHours":21.124631564038857,"endHours":22.68512238304858,"quality":"auspicious"},{"name":"Roga","start":"22:41","end":"00:15","startHours":22.68512238304858,"endHours":24.245613202058305,"quality":"inauspicious"},{"name":"Udveg","start":"00:15","end":"01:48","startHours":24.245613202058305,"endHours":25.80610402106803,"quality":"inauspicious"},{"name":"Chala","start":"01:48","end":"03:22","startHours":25.80610402106803,"endHours":27.366594840077752,"quality":"neutral"},{"name":"Labha","start":"03:22","end":"04:56","startHours":27.366594840077752,"endHours":28.927085659087478,"quality":"auspicious"},{"name":"Amṛta","start":"04:56","end":"06:29","startHours":28.927085659087478,"endHours":30.487576478097203,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:29","end":"07:29","startHours":6.4875764780972025,"endHours":7.4875764780972025,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:29","end":"08:29","startHours":7.4875764780972025,"endHours":8.487576478097203,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:29","end":"09:29","startHours":8.487576478097203,"endHours":9.487576478097203,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:29","end":"10:29","startHours":9.487576478097203,"endHours":10.487576478097203,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:29","end":"11:29","startHours":10.487576478097203,"endHours":11.487576478097203,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:29","end":"12:29","startHours":11.487576478097203,"endHours":12.487576478097203,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:29","end":"13:29","startHours":12.487576478097203,"endHours":13.487576478097203,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:29","end":"14:29","startHours":13.487576478097203,"endHours":14.487576478097203,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:29","end":"15:29","startHours":14.487576478097203,"endHours":15.487576478097203,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:29","end":"16:29","startHours":15.487576478097203,"endHours":16.487576478097203,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:29","end":"17:29","startHours":16.487576478097203,"endHours":17.487576478097203,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:29","end":"18:29","startHours":17.487576478097203,"endHours":18.487576478097203,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:29","end":"19:29","startHours":18.487576478097203,"endHours":19.487576478097203,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:29","end":"20:29","startHours":19.487576478097203,"endHours":20.487576478097203,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:29","end":"21:29","startHours":20.487576478097203,"endHours":21.487576478097203,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:29","end":"22:29","startHours":21.487576478097203,"endHours":22.487576478097203,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:29","end":"23:29","startHours":22.487576478097203,"endHours":23.487576478097203,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:29","end":"00:29","startHours":23.487576478097203,"endHours":24.487576478097203,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:29","end":"01:29","startHours":24.487576478097203,"endHours":25.487576478097203,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:29","end":"02:29","startHours":25.487576478097203,"endHours":26.487576478097203,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:29","end":"03:29","startHours":26.487576478097203,"endHours":27.487576478097203,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:29","end":"04:29","startHours":27.487576478097203,"endHours":28.487576478097203,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:29","end":"05:29","startHours":28.487576478097203,"endHours":29.487576478097203,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:29","end":"06:29","startHours":29.487576478097203,"endHours":30.487576478097203,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.976831686651485,"eotMinutes":-13.55279212349825,"ayanamsa":23.6735}},"calendars":{"vikram_samvat":2044,"vikram_samvatsara":"Vikrama","saka_samvat":1909,"saka_samvatsara":"Prabhava","bengali_samvat":1394,"malayalam_era":1163,"nanakshahi_year":518,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Trayodaśī · Vikram 2044 Vikrama · Śaka 1909 Prabhava"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 February 26, 1987 CE · Ayodhyā · Vidhyamitra","description":"February 26, 1987 CE for Ayodhyā: Kṛṣṇa Trayodaśī, sūryodaya 06:29, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1987-02-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1987-02-26","sa":"https://sa.vidhyamitra.com/city/ayodhya/1987-02-26","hi":"https://hi.vidhyamitra.com/city/ayodhya/1987-02-26","x-default":"https://vidhyamitra.com/city/ayodhya/1987-02-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:09:01.036Z","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":"2026-05-31T23:09:01.036Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:09:01.036Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}