{"id":"vidhyamitra:city-day:rishikesh:1986-03-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1986-03-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-03-31","date_display":"March 31, 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":"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":1986,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446520.770833,"kali_year":5087,"ahargana":1858055.2708,"sun":{"sidereal_longitude":346.5772,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":230.7169,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":244.1397,"elapsed_within_tithi_degrees":4.1397},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.7169,"elapsed_within_degrees":4.0502},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.2941},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":3,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446520.770833,"ahargana":1858055.2708,"kali_year":5087,"ayanamsa_lahiri":23.6608,"grahas":{"sun":{"sidereal_longitude":346.375873,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":233.03027300000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-2.8562},"mars":{"sidereal_longitude":247.96077300000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":324.5755730000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":316.160173,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":3.6967730000000074,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":225.57077300000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":11.2902,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":191.2902,"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":"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":1986,"month":3,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446520.770833,"kali_year":5087,"ahargana":1858055.2708,"sun":{"sidereal_longitude":346.5772,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":230.7169,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":244.1397,"elapsed_within_tithi_degrees":4.1397},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":230.7169,"elapsed_within_degrees":4.0502},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.2941},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.856,"elongation":115.86},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.856,"opposition_distance":64.14}},"eclipse_window_40days":[{"offset_days":9,"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":"06:08","sunsetLocal":"18:35","solarNoonLocal":"12:22","dayLengthHours":12.436443365941631,"dayLengthDisplay":"12 Hours 26 Mins 11 Secs","nightLengthDisplay":"11 Hours 33 Mins 49 Secs","moonriseLocal":"23:42","moonsetLocal":"09:55","rahuKala":{"name":"Rāhu Kāla","start":"07:42","end":"09:15","startHours":7.69618876137333,"endHours":9.250744182116033,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:48","end":"12:22","startHours":10.805299602858739,"endHours":12.35985502360144,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:28","startHours":13.914410444344146,"endHours":15.468965865086851,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:27","startHours":9.043470126017006,"endHours":9.458018238215061,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"06:59","startHours":6.659818480878194,"endHours":6.991456970636637,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:46","startHours":11.945306911403387,"endHours":12.774403135799497,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:19","startHours":4.483440891838408,"endHours":5.312537116234517,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:08","startHours":5.105263060135489,"endHours":6.141633340630626,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.432595584591713,"endHours":15.261691808987822,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.37807670657226,"endHours":18.778076706572257,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:06","startHours":18.578076706572258,"endHours":19.096261846819825,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.328076706572258,"endHours":20.078076706572258,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:46","startHours":23.945306911403385,"endHours":24.774403135799496,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:42","startHours":6.141633340630626,"endHours":7.69618876137333,"quality":"auspicious"},{"name":"Kāla","start":"07:42","end":"09:15","startHours":7.69618876137333,"endHours":9.250744182116033,"quality":"inauspicious"},{"name":"Śubha","start":"09:15","end":"10:48","startHours":9.250744182116033,"endHours":10.805299602858739,"quality":"auspicious"},{"name":"Roga","start":"10:48","end":"12:22","startHours":10.805299602858739,"endHours":12.35985502360144,"quality":"inauspicious"},{"name":"Udveg","start":"12:22","end":"13:55","startHours":12.35985502360144,"endHours":13.914410444344146,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:28","startHours":13.914410444344146,"endHours":15.468965865086851,"quality":"neutral"},{"name":"Labha","start":"15:28","end":"17:01","startHours":15.468965865086851,"endHours":17.023521285829553,"quality":"auspicious"},{"name":"Amṛta","start":"17:01","end":"18:35","startHours":17.023521285829553,"endHours":18.578076706572258,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:35","end":"20:01","startHours":18.578076706572258,"endHours":20.023521285829553,"quality":"neutral"},{"name":"Labha","start":"20:01","end":"21:28","startHours":20.023521285829553,"endHours":21.46896586508685,"quality":"auspicious"},{"name":"Amṛta","start":"21:28","end":"22:55","startHours":21.46896586508685,"endHours":22.914410444344146,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:22","startHours":22.914410444344146,"endHours":24.35985502360144,"quality":"inauspicious"},{"name":"Śubha","start":"00:22","end":"01:48","startHours":24.35985502360144,"endHours":25.80529960285874,"quality":"auspicious"},{"name":"Roga","start":"01:48","end":"03:15","startHours":25.80529960285874,"endHours":27.250744182116033,"quality":"inauspicious"},{"name":"Udveg","start":"03:15","end":"04:42","startHours":27.250744182116033,"endHours":28.696188761373328,"quality":"inauspicious"},{"name":"Chala","start":"04:42","end":"06:08","startHours":28.696188761373328,"endHours":30.141633340630626,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.141633340630626,"endHours":7.141633340630626,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.141633340630626,"endHours":8.141633340630626,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.141633340630626,"endHours":9.141633340630626,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.141633340630626,"endHours":10.141633340630626,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.141633340630626,"endHours":11.141633340630626,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.141633340630626,"endHours":12.141633340630626,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.141633340630626,"endHours":13.141633340630626,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.141633340630626,"endHours":14.141633340630626,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.141633340630626,"endHours":15.141633340630626,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.141633340630626,"endHours":16.141633340630626,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.141633340630626,"endHours":17.141633340630626,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.141633340630626,"endHours":18.141633340630626,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.141633340630626,"endHours":19.141633340630626,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.141633340630626,"endHours":20.141633340630626,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.141633340630626,"endHours":21.141633340630626,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.141633340630626,"endHours":22.141633340630626,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.141633340630626,"endHours":23.141633340630626,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.141633340630626,"endHours":24.141633340630626,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.141633340630626,"endHours":25.141633340630626,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.141633340630626,"endHours":26.141633340630626,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.141633340630626,"endHours":27.141633340630626,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.141633340630626,"endHours":28.141633340630626,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.141633340630626,"endHours":29.141633340630626,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.141633340630626,"endHours":30.141633340630626,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":3.9747135274042003,"eotMinutes":-4.661701416086492,"ayanamsa":23.6608}},"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 Ṣaṣṭhī · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7, 6.34-35.","step_count":5,"url":"/walk/chandra-walk","steps":[{"label":"BG 6.5","url":"/bhagavad-gita/6/5","purpose":"Lift the self by the Self; begin the walk with inner responsibility."},{"label":"BG 6.6","url":"/bhagavad-gita/6/6","purpose":"See the mind as friend when mastered and enemy when unmastered."},{"label":"BG 6.7","url":"/bhagavad-gita/6/7","purpose":"Stabilize the conquered mind in heat/cold, honor/dishonor, pleasure/pain."},{"label":"BG 6.34","url":"/bhagavad-gita/6/34","purpose":"Name the restless mind honestly before trying to discipline it."},{"label":"BG 6.35","url":"/bhagavad-gita/6/35","purpose":"Complete with abhyāsa and vairāgya: practice and detachment."}]},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 March 31, 1986 CE · Ṛṣikeśa · Vidhyamitra","description":"March 31, 1986 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:08, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1986-03-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1986-03-31","sa":"https://sa.vidhyamitra.com/city/rishikesh/1986-03-31","hi":"https://hi.vidhyamitra.com/city/rishikesh/1986-03-31","x-default":"https://vidhyamitra.com/city/rishikesh/1986-03-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T00:33:20.766Z","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":"2026-08-10T00:33:20.766Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T00:33:20.766Z","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"}}}