{"id":"vidhyamitra:city-day:agra:2018-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/agra/2018-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-04-18","date_display":"April 18, 2018 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458226.770833,"kali_year":5120,"ahargana":1869761.2708,"sun":{"sidereal_longitude":3.9392,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":27.9875,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.0484,"elapsed_within_tithi_degrees":0.0484},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.9875,"elapsed_within_degrees":1.3208},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.9267},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2018,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458226.770833,"ahargana":1869761.2708,"kali_year":5120,"ayanamsa_lahiri":24.1086,"grahas":{"sun":{"sidereal_longitude":3.8621180000000095,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":29.32641799999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-4.467},"mars":{"sidereal_longitude":262.7386180000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":340.779918,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":206.60571800000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":27.544017999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":254.91001800000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":111.0499,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":291.0499,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458226.770833,"kali_year":5120,"ahargana":1869761.2708,"sun":{"sidereal_longitude":3.9392,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":27.9875,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.0484,"elapsed_within_tithi_degrees":0.0484},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.9875,"elapsed_within_degrees":1.3208},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.9267},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.467,"elongation":24.048},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.467,"opposition_distance":155.952}},"eclipse_window_40days":[]},"city":{"slug":"agra","name":"Agra, Uttar Pradesh","lat":27.1767,"lon":78.0081,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"agra","name":"Agra, Uttar Pradesh","lat":27.1767,"lon":78.0081,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:51","sunsetLocal":"18:44","solarNoonLocal":"12:17","dayLengthHours":12.873719582965018,"dayLengthDisplay":"12 Hours 52 Mins 25 Secs","nightLengthDisplay":"11 Hours 07 Mins 35 Secs","moonriseLocal":"07:17","moonsetLocal":"20:42","rahuKala":{"name":"Rāhu Kāla","start":"12:17","end":"13:54","startHours":12.291028618401942,"endHours":13.900243566272568,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:28","end":"09:04","startHours":7.463383774790059,"endHours":9.072598722660686,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:41","end":"12:17","startHours":10.681813670531314,"endHours":12.291028618401942,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.85803672961127,"endHours":9.287160715710105,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:23","end":"06:44","startHours":6.390573809542975,"endHours":6.733872998422042,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:43","startHours":11.861904632303109,"endHours":12.720152604500775,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:08","end":"05:00","startHours":4.137672882524097,"endHours":4.995920854721764,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:47","end":"05:51","startHours":4.781358861672347,"endHours":5.854168826919432,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:18","startHours":14.43664854889611,"endHours":15.29489652109378,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:32","end":"18:56","startHours":18.52788840988445,"endHours":18.92788840988445,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:44","end":"19:16","startHours":18.72788840988445,"endHours":19.26429339250799,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:29","end":"20:14","startHours":18.47788840988445,"endHours":20.22788840988445,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:43","startHours":23.86190463230311,"endHours":24.720152604500775,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:51","end":"07:28","startHours":5.854168826919432,"endHours":7.463383774790059,"quality":"auspicious"},{"name":"Amṛta","start":"07:28","end":"09:04","startHours":7.463383774790059,"endHours":9.072598722660686,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:41","startHours":9.072598722660686,"endHours":10.681813670531314,"quality":"inauspicious"},{"name":"Śubha","start":"10:41","end":"12:17","startHours":10.681813670531314,"endHours":12.291028618401942,"quality":"auspicious"},{"name":"Roga","start":"12:17","end":"13:54","startHours":12.291028618401942,"endHours":13.900243566272568,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:31","startHours":13.900243566272568,"endHours":15.509458514143196,"quality":"inauspicious"},{"name":"Chala","start":"15:31","end":"17:07","startHours":15.509458514143196,"endHours":17.118673462013824,"quality":"neutral"},{"name":"Labha","start":"17:07","end":"18:44","startHours":17.118673462013824,"endHours":18.72788840988445,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:44","end":"20:07","startHours":18.72788840988445,"endHours":20.118673462013824,"quality":"inauspicious"},{"name":"Chala","start":"20:07","end":"21:31","startHours":20.118673462013824,"endHours":21.509458514143194,"quality":"neutral"},{"name":"Labha","start":"21:31","end":"22:54","startHours":21.509458514143194,"endHours":22.900243566272568,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:17","startHours":22.900243566272568,"endHours":24.291028618401942,"quality":"auspicious"},{"name":"Kāla","start":"00:17","end":"01:41","startHours":24.291028618401942,"endHours":25.681813670531312,"quality":"inauspicious"},{"name":"Śubha","start":"01:41","end":"03:04","startHours":25.681813670531312,"endHours":27.072598722660686,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:28","startHours":27.072598722660686,"endHours":28.46338377479006,"quality":"inauspicious"},{"name":"Udveg","start":"04:28","end":"05:51","startHours":28.46338377479006,"endHours":29.854168826919434,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.854168826919432,"endHours":6.854168826919432,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.854168826919432,"endHours":7.854168826919432,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.854168826919432,"endHours":8.854168826919432,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.854168826919432,"endHours":9.854168826919432,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.854168826919432,"endHours":10.854168826919432,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.854168826919432,"endHours":11.854168826919432,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.854168826919432,"endHours":12.854168826919432,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.854168826919432,"endHours":13.854168826919432,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.854168826919432,"endHours":14.854168826919432,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.854168826919432,"endHours":15.854168826919432,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.854168826919432,"endHours":16.854168826919434,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.854168826919434,"endHours":17.854168826919434,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.854168826919434,"endHours":18.854168826919434,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.854168826919434,"endHours":19.854168826919434,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.854168826919434,"endHours":20.854168826919434,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.854168826919434,"endHours":21.854168826919434,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.854168826919434,"endHours":22.854168826919434,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.854168826919434,"endHours":23.854168826919434,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.854168826919434,"endHours":24.854168826919434,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.854168826919434,"endHours":25.854168826919434,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.854168826919434,"endHours":26.854168826919434,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.854168826919434,"endHours":27.854168826919434,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.854168826919434,"endHours":28.854168826919434,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.854168826919434,"endHours":29.854168826919434,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.751198153158825,"eotMinutes":0.5058828958834352,"ayanamsa":24.1086}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","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 Śukla Tṛtīyā · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"akshaya-tritiya","name":"Akṣaya Tṛtīyā","name_sanskrit":"अक्षय तृतीया","tradition":"Pan-Hindu","significance":"\"Inexhaustible third\"; auspicious for any new venture.","vrata":false,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1},{"id":"parashurama-jayanti","name":"Paraśurāma Jayantī","name_sanskrit":"परशुराम जयन्ती","tradition":"Vaishnava","associated_deity":"Paraśurāma (6th daśāvatāra of Krishna)","deity_avatara_index":16,"significance":"Paraśurāma's manifestation; ciranjīvi-pratiṣṭhā. Coincides with Akṣaya Tṛtīyā.","vrata":true,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":2,"sources":["Bhāgavata 9.15-16"]}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Akṣaya Tṛtīyā · Paraśurāma Jayantī is not live yet; Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"agra"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 18, 2018 CE · Agra, Uttar Pradesh · Vidhyamitra","description":"April 18, 2018 CE for Agra, Uttar Pradesh: Śukla Tṛtīyā, sūryodaya 05:51, sūryāsta 18:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/agra/2018-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/agra/2018-04-18","sa":"https://sa.vidhyamitra.com/city/agra/2018-04-18","hi":"https://hi.vidhyamitra.com/city/agra/2018-04-18","x-default":"https://vidhyamitra.com/city/agra/2018-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T09:01:53.121Z","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":"2026-08-10T09:01:53.121Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T09:01:53.121Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}