{"id":"vidhyamitra:city-day:rishikesh:1986-04-02:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1986-04-02","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-04-02","date_display":"April 2, 1986 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":1986,"month":4,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446522.770833,"kali_year":5087,"ahargana":1858057.2708,"sun":{"sidereal_longitude":348.5476,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":259.3857,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.838,"elapsed_within_tithi_degrees":6.838},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.3857,"elapsed_within_degrees":6.0523},"yoga":{"number":19,"name":"Parigha","sum_longitude":247.9333},"karana":{"half_tithi_index":45,"name":"Kaulava"},"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":1986,"month":4,"day":2,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446522.770833,"ahargana":1858057.2708,"kali_year":5087,"ayanamsa_lahiri":23.6609,"grahas":{"sun":{"sidereal_longitude":348.34979599999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":261.24979600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-4.1776},"mars":{"sidereal_longitude":248.95239600000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":324.872696,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":316.603696,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":6.165696000000025,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":225.52979600000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":11.1842,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":191.1842,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1986,"month":4,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446522.770833,"kali_year":5087,"ahargana":1858057.2708,"sun":{"sidereal_longitude":348.5476,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":259.3857,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.838,"elapsed_within_tithi_degrees":6.838},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.3857,"elapsed_within_degrees":6.0523},"yoga":{"number":19,"name":"Parigha","sum_longitude":247.9333},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.178,"elongation":89.162},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.178,"opposition_distance":90.838}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":-1.269,"elongation":1.007}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:06","sunsetLocal":"18:36","solarNoonLocal":"12:21","dayLengthHours":12.496739243135373,"dayLengthDisplay":"12 Hours 29 Mins 48 Secs","nightLengthDisplay":"11 Hours 30 Mins 12 Secs","moonriseLocal":"01:25","moonsetLocal":"11:40","rahuKala":{"name":"Rāhu Kāla","start":"12:21","end":"13:55","startHours":12.349302743976999,"endHours":13.911395149368921,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:40","end":"09:14","startHours":7.663025527801235,"endHours":9.225117933193157,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:47","end":"12:21","startHours":10.787210338585078,"endHours":12.349302743976999,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:26","startHours":9.016838945807567,"endHours":9.433396920578746,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:57","startHours":6.621630590873287,"endHours":6.95487697069023,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:46","startHours":11.93274476920582,"endHours":12.765860718748177,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:16","startHours":4.434701223324597,"endHours":5.267817172866955,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:06","startHours":5.059538185481365,"endHours":6.100933122409313,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.432092617832897,"endHours":15.265208567375256,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.397672365544686,"endHours":18.797672365544685,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:07","startHours":18.597672365544685,"endHours":19.11836983400866,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.347672365544685,"endHours":20.097672365544685,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:46","startHours":23.93274476920582,"endHours":24.76586071874818,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:06","end":"07:40","startHours":6.100933122409313,"endHours":7.663025527801235,"quality":"auspicious"},{"name":"Amṛta","start":"07:40","end":"09:14","startHours":7.663025527801235,"endHours":9.225117933193157,"quality":"auspicious"},{"name":"Kāla","start":"09:14","end":"10:47","startHours":9.225117933193157,"endHours":10.787210338585078,"quality":"inauspicious"},{"name":"Śubha","start":"10:47","end":"12:21","startHours":10.787210338585078,"endHours":12.349302743976999,"quality":"auspicious"},{"name":"Roga","start":"12:21","end":"13:55","startHours":12.349302743976999,"endHours":13.911395149368921,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:28","startHours":13.911395149368921,"endHours":15.473487554760844,"quality":"inauspicious"},{"name":"Chala","start":"15:28","end":"17:02","startHours":15.473487554760844,"endHours":17.035579960152763,"quality":"neutral"},{"name":"Labha","start":"17:02","end":"18:36","startHours":17.035579960152763,"endHours":18.597672365544685,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:36","end":"20:02","startHours":18.597672365544685,"endHours":20.035579960152763,"quality":"inauspicious"},{"name":"Chala","start":"20:02","end":"21:28","startHours":20.035579960152763,"endHours":21.473487554760844,"quality":"neutral"},{"name":"Labha","start":"21:28","end":"22:55","startHours":21.473487554760844,"endHours":22.91139514936892,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:21","startHours":22.91139514936892,"endHours":24.349302743977,"quality":"auspicious"},{"name":"Kāla","start":"00:21","end":"01:47","startHours":24.349302743977,"endHours":25.787210338585076,"quality":"inauspicious"},{"name":"Śubha","start":"01:47","end":"03:14","startHours":25.787210338585076,"endHours":27.225117933193154,"quality":"auspicious"},{"name":"Roga","start":"03:14","end":"04:40","startHours":27.225117933193154,"endHours":28.663025527801235,"quality":"inauspicious"},{"name":"Udveg","start":"04:40","end":"06:06","startHours":28.663025527801235,"endHours":30.100933122409312,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.100933122409313,"endHours":7.100933122409313,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.100933122409313,"endHours":8.100933122409312,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.100933122409312,"endHours":9.100933122409312,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.100933122409312,"endHours":10.100933122409312,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.100933122409312,"endHours":11.100933122409312,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.100933122409312,"endHours":12.100933122409312,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.100933122409312,"endHours":13.100933122409312,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.100933122409312,"endHours":14.100933122409312,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.100933122409312,"endHours":15.100933122409312,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.100933122409312,"endHours":16.100933122409312,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.100933122409312,"endHours":17.100933122409312,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.100933122409312,"endHours":18.100933122409312,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.100933122409312,"endHours":19.100933122409312,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.100933122409312,"endHours":20.100933122409312,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.100933122409312,"endHours":21.100933122409312,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.100933122409312,"endHours":22.100933122409312,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.100933122409312,"endHours":23.100933122409312,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.100933122409312,"endHours":24.100933122409312,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.100933122409312,"endHours":25.100933122409312,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.100933122409312,"endHours":26.100933122409312,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.100933122409312,"endHours":27.100933122409312,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.100933122409312,"endHours":28.100933122409312,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.100933122409312,"endHours":29.100933122409312,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.100933122409312,"endHours":30.100933122409312,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.747564929094805,"eotMinutes":-4.028564638619968,"ayanamsa":23.6609}},"calendars":{"vikram_samvat":2043,"vikram_samvatsara":"Pramāthi","saka_samvat":1908,"saka_samvatsara":"Akṣaya","bengali_samvat":1393,"malayalam_era":1162,"nanakshahi_year":517,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Aṣṭamī · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[],"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":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 2, 1986 CE · Ṛṣikeśa · Vidhyamitra","description":"April 2, 1986 CE for Ṛṣikeśa: Kṛṣṇa Aṣṭamī, sūryodaya 06:06, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1986-04-02","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1986-04-02","sa":"https://sa.vidhyamitra.com/city/rishikesh/1986-04-02","hi":"https://hi.vidhyamitra.com/city/rishikesh/1986-04-02","x-default":"https://vidhyamitra.com/city/rishikesh/1986-04-02"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:47:34.718Z","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":"2026-06-01T19:47:34.718Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:47:34.718Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}