{"id":"vidhyamitra:city-day:ayodhya:1807-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1807-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1807-02-15","date_display":"February 15, 1807 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":1807,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2381097.770833,"kali_year":4908,"ahargana":1792632.2708,"sun":{"sidereal_longitude":304.8828,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":30.4546,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.5718,"elapsed_within_tithi_degrees":1.5718},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.4546,"elapsed_within_degrees":3.788},"yoga":{"number":26,"name":"Indra","sum_longitude":335.3375},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":1807,"month":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2381097.770833,"ahargana":1792632.2708,"kali_year":4908,"ayanamsa_lahiri":21.1587,"grahas":{"sun":{"sidereal_longitude":304.32661200000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":26.128611999999976,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":2.0595},"mars":{"sidereal_longitude":150.697812,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":298.372712,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":279.99521200000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":318.513012,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":201.152012,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":237.7155,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":57.7155,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"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":1807,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2381097.770833,"kali_year":4908,"ahargana":1792632.2708,"sun":{"sidereal_longitude":304.8828,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":30.4546,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.5718,"elapsed_within_tithi_degrees":1.5718},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":30.4546,"elapsed_within_degrees":3.788},"yoga":{"number":26,"name":"Indra","sum_longitude":335.3375},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.06,"elongation":85.572},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.06,"opposition_distance":94.428}},"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":"06:39","sunsetLocal":"17:53","solarNoonLocal":"12:16","dayLengthHours":11.233841647855371,"dayLengthDisplay":"11 Hours 14 Mins 02 Secs","nightLengthDisplay":"12 Hours 45 Mins 58 Secs","moonriseLocal":"11:05","moonsetLocal":"00:21","rahuKala":{"name":"Rāhu Kāla","start":"16:29","end":"17:53","startHours":16.475274968735764,"endHours":17.879505174717686,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:40","startHours":12.26258435079,"endHours":13.666814556771921,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:04","end":"16:29","startHours":15.071044762753843,"endHours":16.475274968735764,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:38","startHours":9.266893244695233,"endHours":9.641354632957079,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:25","startHours":7.113740262189621,"endHours":7.413309372799097,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.888122962528154,"endHours":12.637045739051846,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:09","end":"05:54","startHours":5.147817973814931,"endHours":5.896740750338623,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:39","startHours":5.7095100562077,"endHours":6.645663526862314,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:53","startHours":14.134891292099228,"endHours":14.88381406862292,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.679505174717686,"endHours":18.079505174717685,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:21","startHours":17.879505174717686,"endHours":18.347581910044994,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.629505174717686,"endHours":19.379505174717686,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.888122962528154,"endHours":24.637045739051846,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:39","end":"08:03","startHours":6.645663526862314,"endHours":8.049893732844236,"quality":"inauspicious"},{"name":"Chala","start":"08:03","end":"09:27","startHours":8.049893732844236,"endHours":9.454123938826157,"quality":"neutral"},{"name":"Labha","start":"09:27","end":"10:52","startHours":9.454123938826157,"endHours":10.858354144808079,"quality":"auspicious"},{"name":"Amṛta","start":"10:52","end":"12:16","startHours":10.858354144808079,"endHours":12.26258435079,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:40","startHours":12.26258435079,"endHours":13.666814556771921,"quality":"inauspicious"},{"name":"Śubha","start":"13:40","end":"15:04","startHours":13.666814556771921,"endHours":15.071044762753843,"quality":"auspicious"},{"name":"Roga","start":"15:04","end":"16:29","startHours":15.071044762753843,"endHours":16.475274968735764,"quality":"inauspicious"},{"name":"Udveg","start":"16:29","end":"17:53","startHours":16.475274968735764,"endHours":17.879505174717686,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:53","end":"19:29","startHours":17.879505174717686,"endHours":19.475274968735764,"quality":"auspicious"},{"name":"Roga","start":"19:29","end":"21:04","startHours":19.475274968735764,"endHours":21.071044762753843,"quality":"inauspicious"},{"name":"Udveg","start":"21:04","end":"22:40","startHours":21.071044762753843,"endHours":22.66681455677192,"quality":"inauspicious"},{"name":"Chala","start":"22:40","end":"00:16","startHours":22.66681455677192,"endHours":24.26258435079,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:52","startHours":24.26258435079,"endHours":25.85835414480808,"quality":"auspicious"},{"name":"Amṛta","start":"01:52","end":"03:27","startHours":25.85835414480808,"endHours":27.454123938826157,"quality":"auspicious"},{"name":"Kāla","start":"03:27","end":"05:03","startHours":27.454123938826157,"endHours":29.049893732844236,"quality":"inauspicious"},{"name":"Śubha","start":"05:03","end":"06:39","startHours":29.049893732844236,"endHours":30.645663526862315,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.645663526862314,"endHours":7.645663526862314,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.645663526862314,"endHours":8.645663526862315,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.645663526862315,"endHours":9.645663526862315,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.645663526862315,"endHours":10.645663526862315,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.645663526862315,"endHours":11.645663526862315,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.645663526862315,"endHours":12.645663526862315,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.645663526862315,"endHours":13.645663526862315,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.645663526862315,"endHours":14.645663526862315,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.645663526862315,"endHours":15.645663526862315,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.645663526862315,"endHours":16.645663526862315,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.645663526862315,"endHours":17.645663526862315,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.645663526862315,"endHours":18.645663526862315,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.645663526862315,"endHours":19.645663526862315,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.645663526862315,"endHours":20.645663526862315,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.645663526862315,"endHours":21.645663526862315,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.645663526862315,"endHours":22.645663526862315,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.645663526862315,"endHours":23.645663526862315,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.645663526862315,"endHours":24.645663526862315,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.645663526862315,"endHours":25.645663526862315,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.645663526862315,"endHours":26.645663526862315,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.645663526862315,"endHours":27.645663526862315,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.645663526862315,"endHours":28.645663526862315,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.645663526862315,"endHours":29.645663526862315,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.645663526862315,"endHours":30.645663526862315,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.024175814222044,"eotMinutes":-14.571061047399978,"ayanamsa":21.1587}},"calendars":{"vikram_samvat":1864,"vikram_samvatsara":"Vikrama","saka_samvat":1729,"saka_samvatsara":"Prabhava","bengali_samvat":1214,"malayalam_era":983,"nanakshahi_year":338,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Māgha Śukla Aṣṭamī · Vikram 1864 Vikrama · Śaka 1729 Prabhava"},"festivals":[{"id":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]}],"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī + Kṛttikā","url":"/day/-3137-12-25","relevance":1},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5}]},"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 15, 1807 CE · Ayodhyā · Vidhyamitra","description":"February 15, 1807 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 06:39, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1807-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1807-02-15","sa":"https://sa.vidhyamitra.com/city/ayodhya/1807-02-15","hi":"https://hi.vidhyamitra.com/city/ayodhya/1807-02-15","x-default":"https://vidhyamitra.com/city/ayodhya/1807-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:20:11.630Z","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":"2026-05-31T02:20:11.630Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:20:11.630Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}