{"id":"vidhyamitra:city-day:ayodhya:1879-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1879-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1879-04-13","date_display":"April 13, 1879 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":1879,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407452.770833,"kali_year":4980,"ahargana":1818987.2708,"sun":{"sidereal_longitude":0.9826,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":260.8591,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.8765,"elapsed_within_tithi_degrees":7.8765},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.8591,"elapsed_within_degrees":7.5258},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.8417},"karana":{"half_tithi_index":43,"name":"Bava"},"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":1879,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407452.770833,"ahargana":1818987.2708,"kali_year":4980,"ayanamsa_lahiri":22.1666,"grahas":{"sun":{"sidereal_longitude":0.5702580000000239,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":263.79495799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":-1.5702},"mars":{"sidereal_longitude":298.09255800000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":9.616557999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":313.054658,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":32.63685800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":346.660758,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":281.3008,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.3008,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1879,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407452.770833,"kali_year":4980,"ahargana":1818987.2708,"sun":{"sidereal_longitude":0.9826,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":260.8591,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.8765,"elapsed_within_tithi_degrees":7.8765},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":260.8591,"elapsed_within_degrees":7.5258},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.8417},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.57,"elongation":100.123},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.57,"opposition_distance":79.877}},"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":"05:40","sunsetLocal":"18:24","solarNoonLocal":"12:02","dayLengthHours":12.727343784252751,"dayLengthDisplay":"12 Hours 43 Mins 38 Secs","nightLengthDisplay":"11 Hours 16 Mins 22 Secs","moonriseLocal":"00:20","moonsetLocal":"10:49","rahuKala":{"name":"Rāhu Kāla","start":"16:48","end":"18:24","startHours":16.80531743292319,"endHours":18.396235405954783,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:02","end":"13:37","startHours":12.032563513828407,"endHours":13.623481486860001,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:13","end":"16:48","startHours":15.214399459891595,"endHours":16.80531743292319,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:04","startHours":8.638605171361007,"endHours":9.062849964169432,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:12","end":"06:32","startHours":6.199197612712564,"endHours":6.538593446959304,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:27","startHours":11.608318721019982,"endHours":12.456808306636832,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:49","startHours":3.9719124504683325,"endHours":4.8204020360851825,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:36","end":"05:40","startHours":4.60827963968097,"endHours":5.668891621702032,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"15:00","startHours":14.153787477870534,"endHours":15.002277063487384,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.196235405954784,"endHours":18.596235405954783,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:56","startHours":18.396235405954783,"endHours":18.926541396965316,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.146235405954783,"endHours":19.896235405954783,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:27","startHours":23.60831872101998,"endHours":24.456808306636834,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:40","end":"07:16","startHours":5.668891621702032,"endHours":7.2598095947336265,"quality":"inauspicious"},{"name":"Chala","start":"07:16","end":"08:51","startHours":7.2598095947336265,"endHours":8.85072756776522,"quality":"neutral"},{"name":"Labha","start":"08:51","end":"10:26","startHours":8.85072756776522,"endHours":10.441645540796813,"quality":"auspicious"},{"name":"Amṛta","start":"10:26","end":"12:02","startHours":10.441645540796813,"endHours":12.032563513828407,"quality":"auspicious"},{"name":"Kāla","start":"12:02","end":"13:37","startHours":12.032563513828407,"endHours":13.623481486860001,"quality":"inauspicious"},{"name":"Śubha","start":"13:37","end":"15:13","startHours":13.623481486860001,"endHours":15.214399459891595,"quality":"auspicious"},{"name":"Roga","start":"15:13","end":"16:48","startHours":15.214399459891595,"endHours":16.80531743292319,"quality":"inauspicious"},{"name":"Udveg","start":"16:48","end":"18:24","startHours":16.80531743292319,"endHours":18.396235405954783,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:24","end":"19:48","startHours":18.396235405954783,"endHours":19.80531743292319,"quality":"auspicious"},{"name":"Roga","start":"19:48","end":"21:13","startHours":19.80531743292319,"endHours":21.214399459891595,"quality":"inauspicious"},{"name":"Udveg","start":"21:13","end":"22:37","startHours":21.214399459891595,"endHours":22.62348148686,"quality":"inauspicious"},{"name":"Chala","start":"22:37","end":"00:02","startHours":22.62348148686,"endHours":24.032563513828407,"quality":"neutral"},{"name":"Labha","start":"00:02","end":"01:26","startHours":24.032563513828407,"endHours":25.441645540796813,"quality":"auspicious"},{"name":"Amṛta","start":"01:26","end":"02:51","startHours":25.441645540796813,"endHours":26.85072756776522,"quality":"auspicious"},{"name":"Kāla","start":"02:51","end":"04:16","startHours":26.85072756776522,"endHours":28.259809594733625,"quality":"inauspicious"},{"name":"Śubha","start":"04:16","end":"05:40","startHours":28.259809594733625,"endHours":29.66889162170203,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.668891621702032,"endHours":6.668891621702032,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.668891621702032,"endHours":7.668891621702032,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.668891621702032,"endHours":8.668891621702032,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.668891621702032,"endHours":9.668891621702032,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.668891621702032,"endHours":10.668891621702032,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.668891621702032,"endHours":11.668891621702032,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.668891621702032,"endHours":12.668891621702032,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.668891621702032,"endHours":13.668891621702032,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.668891621702032,"endHours":14.668891621702032,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.668891621702032,"endHours":15.668891621702032,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.668891621702032,"endHours":16.66889162170203,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.66889162170203,"endHours":17.66889162170203,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.66889162170203,"endHours":18.66889162170203,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.66889162170203,"endHours":19.66889162170203,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.66889162170203,"endHours":20.66889162170203,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.66889162170203,"endHours":21.66889162170203,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.66889162170203,"endHours":22.66889162170203,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.66889162170203,"endHours":23.66889162170203,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.66889162170203,"endHours":24.66889162170203,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.66889162170203,"endHours":25.66889162170203,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.66889162170203,"endHours":26.66889162170203,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.66889162170203,"endHours":27.66889162170203,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.66889162170203,"endHours":28.66889162170203,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.66889162170203,"endHours":29.66889162170203,"planetary_lord":"Jupiter"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.842763270148367,"eotMinutes":-0.7698108297043191,"ayanamsa":22.1666}},"calendars":{"vikram_samvat":1936,"vikram_samvatsara":"Nandana","saka_samvat":1801,"saka_samvatsara":"Pramāthi","bengali_samvat":1286,"malayalam_era":1055,"nanakshahi_year":410,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Saptamī · Vikram 1936 Nandana · Śaka 1801 Pramāthi"},"festivals":[],"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 April 13, 1879 CE · Ayodhyā · Vidhyamitra","description":"April 13, 1879 CE for Ayodhyā: Kṛṣṇa Saptamī, sūryodaya 05:40, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1879-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1879-04-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1879-04-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1879-04-13","x-default":"https://vidhyamitra.com/city/ayodhya/1879-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:00:13.536Z","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":"2026-05-31T02:00:13.536Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:00:13.536Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}