{"id":"vidhyamitra:city-day:ayodhya:1690-04-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1690-04-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1690-04-27","date_display":"April 27, 1690 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":1690,"month":4,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338436.770833,"kali_year":4792,"ahargana":1749971.2708,"sun":{"sidereal_longitude":18.3539,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":240.5672,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.2133,"elapsed_within_tithi_degrees":6.2133},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.5672,"elapsed_within_degrees":0.5672},"yoga":{"number":20,"name":"Śiva","sum_longitude":258.9211},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1690,"month":4,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2338436.770833,"ahargana":1749971.2708,"kali_year":4792,"ayanamsa_lahiri":19.527,"grahas":{"sun":{"sidereal_longitude":17.57717600000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":236.79717600000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":-4.4611},"mars":{"sidereal_longitude":78.029876,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":359.527876,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":342.406376,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":24.11397599999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":210.729876,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":338.1006,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":158.1006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":1690,"month":4,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2338436.770833,"kali_year":4792,"ahargana":1749971.2708,"sun":{"sidereal_longitude":18.3539,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":240.5672,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.2133,"elapsed_within_tithi_degrees":6.2133},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":240.5672,"elapsed_within_degrees":0.5672},"yoga":{"number":20,"name":"Śiva","sum_longitude":258.9211},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.461,"elongation":137.787},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.461,"opposition_distance":42.213}},"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":"05:26","sunsetLocal":"18:31","solarNoonLocal":"11:59","dayLengthHours":13.085553421829417,"dayLengthDisplay":"13 Hours 05 Mins 08 Secs","nightLengthDisplay":"10 Hours 54 Mins 52 Secs","moonriseLocal":"21:22","moonsetLocal":"07:50","rahuKala":{"name":"Rāhu Kāla","start":"13:37","end":"15:15","startHours":13.616559696901874,"endHours":15.25225387463055,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:26","end":"07:04","startHours":5.438088808258489,"endHours":7.073782985987166,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:43","end":"10:21","startHours":8.709477163715842,"endHours":10.34517134144452,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:29","end":"08:56","startHours":8.491384606685353,"endHours":8.927569720746334,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:59","end":"06:20","startHours":5.983320200834715,"endHours":6.3322682920835,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:33","end":"12:25","startHours":11.544680405112215,"endHours":12.417050633234178,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:42","end":"04:34","startHours":3.693348352014567,"endHours":4.565718580136528,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:26","startHours":4.347626023106038,"endHours":5.438088808258489,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:10","end":"15:02","startHours":14.1617910894781,"endHours":15.034161317600061,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.323642230087906,"endHours":18.723642230087904,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:04","startHours":18.523642230087905,"endHours":19.06887362266413,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.273642230087905,"endHours":20.023642230087905,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:33","end":"00:25","startHours":23.544680405112217,"endHours":24.417050633234176,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:26","end":"07:04","startHours":5.438088808258489,"endHours":7.073782985987166,"quality":"auspicious"},{"name":"Roga","start":"07:04","end":"08:43","startHours":7.073782985987166,"endHours":8.709477163715842,"quality":"inauspicious"},{"name":"Udveg","start":"08:43","end":"10:21","startHours":8.709477163715842,"endHours":10.34517134144452,"quality":"inauspicious"},{"name":"Chala","start":"10:21","end":"11:59","startHours":10.34517134144452,"endHours":11.980865519173197,"quality":"neutral"},{"name":"Labha","start":"11:59","end":"13:37","startHours":11.980865519173197,"endHours":13.616559696901874,"quality":"auspicious"},{"name":"Amṛta","start":"13:37","end":"15:15","startHours":13.616559696901874,"endHours":15.25225387463055,"quality":"auspicious"},{"name":"Kāla","start":"15:15","end":"16:53","startHours":15.25225387463055,"endHours":16.887948052359228,"quality":"inauspicious"},{"name":"Śubha","start":"16:53","end":"18:31","startHours":16.887948052359228,"endHours":18.523642230087905,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:31","end":"19:53","startHours":18.523642230087905,"endHours":19.887948052359228,"quality":"auspicious"},{"name":"Kāla","start":"19:53","end":"21:15","startHours":19.887948052359228,"endHours":21.25225387463055,"quality":"inauspicious"},{"name":"Śubha","start":"21:15","end":"22:37","startHours":21.25225387463055,"endHours":22.616559696901874,"quality":"auspicious"},{"name":"Roga","start":"22:37","end":"23:59","startHours":22.616559696901874,"endHours":23.980865519173197,"quality":"inauspicious"},{"name":"Udveg","start":"23:59","end":"01:21","startHours":23.980865519173197,"endHours":25.34517134144452,"quality":"inauspicious"},{"name":"Chala","start":"01:21","end":"02:43","startHours":25.34517134144452,"endHours":26.709477163715842,"quality":"neutral"},{"name":"Labha","start":"02:43","end":"04:04","startHours":26.709477163715842,"endHours":28.073782985987165,"quality":"auspicious"},{"name":"Amṛta","start":"04:04","end":"05:26","startHours":28.073782985987165,"endHours":29.438088808258488,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.438088808258489,"endHours":6.438088808258489,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.438088808258489,"endHours":7.438088808258489,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.438088808258489,"endHours":8.438088808258488,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.438088808258488,"endHours":9.438088808258488,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.438088808258488,"endHours":10.438088808258488,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.438088808258488,"endHours":11.438088808258488,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.438088808258488,"endHours":12.438088808258488,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.438088808258488,"endHours":13.438088808258488,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.438088808258488,"endHours":14.438088808258488,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.438088808258488,"endHours":15.438088808258488,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.438088808258488,"endHours":16.438088808258488,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.438088808258488,"endHours":17.438088808258488,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.438088808258488,"endHours":18.438088808258488,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.438088808258488,"endHours":19.438088808258488,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.438088808258488,"endHours":20.438088808258488,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.438088808258488,"endHours":21.438088808258488,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.438088808258488,"endHours":22.438088808258488,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.438088808258488,"endHours":23.438088808258488,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.438088808258488,"endHours":24.438088808258488,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.438088808258488,"endHours":25.438088808258488,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.438088808258488,"endHours":26.438088808258488,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.438088808258488,"endHours":27.438088808258488,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.438088808258488,"endHours":28.438088808258488,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.438088808258488,"endHours":29.438088808258488,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.882911666384707,"eotMinutes":2.332068849608316,"ayanamsa":19.527}},"calendars":{"vikram_samvat":1747,"vikram_samvatsara":"Subhānu","saka_samvat":1612,"saka_samvatsara":"Pramoda","bengali_samvat":1097,"malayalam_era":866,"nanakshahi_year":221,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha (Adhika) Kṛṣṇa Caturthī · Vikram 1747 Subhānu · Śaka 1612 Pramoda"},"festivals":[{"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":"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 April 27, 1690 CE · Ayodhyā · Vidhyamitra","description":"April 27, 1690 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 05:26, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1690-04-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1690-04-27","sa":"https://sa.vidhyamitra.com/city/ayodhya/1690-04-27","hi":"https://hi.vidhyamitra.com/city/ayodhya/1690-04-27","x-default":"https://vidhyamitra.com/city/ayodhya/1690-04-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:24:52.958Z","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":"2026-06-03T03:24:52.958Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:24:52.958Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}