{"id":"vidhyamitra:city-day:ayodhya:1861-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1861-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1861-02-17","date_display":"February 17, 1861 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":1861,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400823.770833,"kali_year":4962,"ahargana":1812358.2708,"sun":{"sidereal_longitude":306.9366,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":29.1085,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.1719,"elapsed_within_tithi_degrees":10.1719},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.1085,"elapsed_within_degrees":2.4419},"yoga":{"number":26,"name":"Indra","sum_longitude":336.0452},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":1861,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2400823.770833,"ahargana":1812358.2708,"kali_year":4962,"ayanamsa_lahiri":21.9131,"grahas":{"sun":{"sidereal_longitude":306.49673400000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":25.62483400000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":4.0239},"mars":{"sidereal_longitude":9.614034000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":321.45383400000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":120.40833400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":287.361034,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":135.983834,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":272.5371,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":92.5371,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","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":1861,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400823.770833,"kali_year":4962,"ahargana":1812358.2708,"sun":{"sidereal_longitude":306.9366,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":29.1085,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.1719,"elapsed_within_tithi_degrees":10.1719},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.1085,"elapsed_within_degrees":2.4419},"yoga":{"number":26,"name":"Indra","sum_longitude":336.0452},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.024,"elongation":82.172},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.024,"opposition_distance":97.828}},"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":"06:37","sunsetLocal":"17:55","solarNoonLocal":"12:16","dayLengthHours":11.304246779934942,"dayLengthDisplay":"11 Hours 18 Mins 15 Secs","nightLengthDisplay":"12 Hours 41 Mins 45 Secs","moonriseLocal":"10:54","moonsetLocal":"00:11","rahuKala":{"name":"Rāhu Kāla","start":"16:30","end":"17:55","startHours":16.50036868166454,"endHours":17.913399529156408,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:40","startHours":12.261276139188936,"endHours":13.674306986680804,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:05","end":"16:30","startHours":15.087337834172672,"endHours":16.50036868166454,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:37","startHours":9.246810331206285,"endHours":9.623618557204116,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:05","end":"07:23","startHours":7.0801630317187545,"endHours":7.381609612517019,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.884467913191106,"endHours":12.638084365186767,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:06","end":"05:51","startHours":5.10191984523014,"endHours":5.855536297225802,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:40","end":"06:37","startHours":5.667132184226887,"endHours":6.609152749221465,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:54","startHours":14.145317269178094,"endHours":14.898933721173757,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.71339952915641,"endHours":18.113399529156407,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:23","startHours":17.913399529156408,"endHours":18.384409811653697,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.663399529156408,"endHours":19.413399529156408,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.884467913191106,"endHours":24.638084365186767,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:37","end":"08:01","startHours":6.609152749221465,"endHours":8.022183596713333,"quality":"inauspicious"},{"name":"Chala","start":"08:01","end":"09:26","startHours":8.022183596713333,"endHours":9.4352144442052,"quality":"neutral"},{"name":"Labha","start":"09:26","end":"10:51","startHours":9.4352144442052,"endHours":10.848245291697069,"quality":"auspicious"},{"name":"Amṛta","start":"10:51","end":"12:16","startHours":10.848245291697069,"endHours":12.261276139188936,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:40","startHours":12.261276139188936,"endHours":13.674306986680804,"quality":"inauspicious"},{"name":"Śubha","start":"13:40","end":"15:05","startHours":13.674306986680804,"endHours":15.087337834172672,"quality":"auspicious"},{"name":"Roga","start":"15:05","end":"16:30","startHours":15.087337834172672,"endHours":16.50036868166454,"quality":"inauspicious"},{"name":"Udveg","start":"16:30","end":"17:55","startHours":16.50036868166454,"endHours":17.913399529156408,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:55","end":"19:30","startHours":17.913399529156408,"endHours":19.50036868166454,"quality":"auspicious"},{"name":"Roga","start":"19:30","end":"21:05","startHours":19.50036868166454,"endHours":21.087337834172672,"quality":"inauspicious"},{"name":"Udveg","start":"21:05","end":"22:40","startHours":21.087337834172672,"endHours":22.674306986680804,"quality":"inauspicious"},{"name":"Chala","start":"22:40","end":"00:16","startHours":22.674306986680804,"endHours":24.261276139188936,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:51","startHours":24.261276139188936,"endHours":25.84824529169707,"quality":"auspicious"},{"name":"Amṛta","start":"01:51","end":"03:26","startHours":25.84824529169707,"endHours":27.4352144442052,"quality":"auspicious"},{"name":"Kāla","start":"03:26","end":"05:01","startHours":27.4352144442052,"endHours":29.022183596713333,"quality":"inauspicious"},{"name":"Śubha","start":"05:01","end":"06:37","startHours":29.022183596713333,"endHours":30.609152749221465,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:37","end":"07:37","startHours":6.609152749221465,"endHours":7.609152749221465,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:37","end":"08:37","startHours":7.609152749221465,"endHours":8.609152749221465,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:37","end":"09:37","startHours":8.609152749221465,"endHours":9.609152749221465,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:37","end":"10:37","startHours":9.609152749221465,"endHours":10.609152749221465,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:37","end":"11:37","startHours":10.609152749221465,"endHours":11.609152749221465,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:37","end":"12:37","startHours":11.609152749221465,"endHours":12.609152749221465,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:37","end":"13:37","startHours":12.609152749221465,"endHours":13.609152749221465,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:37","end":"14:37","startHours":13.609152749221465,"endHours":14.609152749221465,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:37","end":"15:37","startHours":14.609152749221465,"endHours":15.609152749221465,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:37","end":"16:37","startHours":15.609152749221465,"endHours":16.609152749221465,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:37","end":"17:37","startHours":16.609152749221465,"endHours":17.609152749221465,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:37","end":"18:37","startHours":17.609152749221465,"endHours":18.609152749221465,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:37","end":"19:37","startHours":18.609152749221465,"endHours":19.609152749221465,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:37","end":"20:37","startHours":19.609152749221465,"endHours":20.609152749221465,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:37","end":"21:37","startHours":20.609152749221465,"endHours":21.609152749221465,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:37","end":"22:37","startHours":21.609152749221465,"endHours":22.609152749221465,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:37","end":"23:37","startHours":22.609152749221465,"endHours":23.609152749221465,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:37","end":"00:37","startHours":23.609152749221465,"endHours":24.609152749221465,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:37","end":"01:37","startHours":24.609152749221465,"endHours":25.609152749221465,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:37","end":"02:37","startHours":25.609152749221465,"endHours":26.609152749221465,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:37","end":"03:37","startHours":26.609152749221465,"endHours":27.609152749221465,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:37","end":"04:37","startHours":27.609152749221465,"endHours":28.609152749221465,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:37","end":"05:37","startHours":28.609152749221465,"endHours":29.609152749221465,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:37","end":"06:37","startHours":29.609152749221465,"endHours":30.609152749221465,"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":-12.025561753850079,"eotMinutes":-14.492568351336082,"ayanamsa":21.9131}},"calendars":{"vikram_samvat":1918,"vikram_samvatsara":"Bhāva","saka_samvat":1783,"saka_samvatsara":"Durmati","bengali_samvat":1268,"malayalam_era":1037,"nanakshahi_year":392,"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 Saptamī · Vikram 1918 Bhāva · Śaka 1783 Durmati"},"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":[{"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},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 17, 1861 CE · Ayodhyā · Vidhyamitra","description":"February 17, 1861 CE for Ayodhyā: Śukla Saptamī, sūryodaya 06:37, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1861-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1861-02-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/1861-02-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/1861-02-17","x-default":"https://vidhyamitra.com/city/ayodhya/1861-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T00:34:15.090Z","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":"2026-06-02T00:34:15.090Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T00:34:15.090Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}