{"id":"vidhyamitra:city-day:vrindavan:1987-05-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1987-05-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1987-05-08","date_display":"May 8, 1987 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":1987,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446923.770833,"kali_year":5089,"ahargana":1858458.2708,"sun":{"sidereal_longitude":23.3149,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":136.2369,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.922,"elapsed_within_tithi_degrees":4.922},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.2369,"elapsed_within_degrees":2.9036},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.5518},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1987,"month":5,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446923.770833,"ahargana":1858458.2708,"kali_year":5089,"ayanamsa_lahiri":23.6763,"grahas":{"sun":{"sidereal_longitude":23.260175000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":135.00557500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":2.495},"mars":{"sidereal_longitude":57.99007499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":24.04397499999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":352.797575,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":355.098375,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":236.03857500000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":349.9373,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":169.9373,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"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":1987,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446923.770833,"kali_year":5089,"ahargana":1858458.2708,"sun":{"sidereal_longitude":23.3149,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":136.2369,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":112.922,"elapsed_within_tithi_degrees":4.922},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.2369,"elapsed_within_degrees":2.9036},"yoga":{"number":12,"name":"Dhruva","sum_longitude":159.5518},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.495,"elongation":112.922},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.495,"opposition_distance":67.078}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:35","sunsetLocal":"18:56","solarNoonLocal":"12:16","dayLengthHours":13.348992194745385,"dayLengthDisplay":"13 Hours 20 Mins 56 Secs","nightLengthDisplay":"10 Hours 39 Mins 04 Secs","moonriseLocal":"13:23","moonsetLocal":"02:03","rahuKala":{"name":"Rāhu Kāla","start":"10:36","end":"12:16","startHours":10.594481456958313,"endHours":12.263105481301487,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:36","end":"17:16","startHours":15.600353529987833,"endHours":17.268977554331006,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:15","end":"08:56","startHours":7.257233408271968,"endHours":8.92585743261514,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:09","startHours":8.703374229369384,"endHours":9.148340635860897,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:30","startHours":6.144817392043185,"endHours":6.500790517236395,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:42","startHours":11.818139074809974,"endHours":12.708071887793,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:49","end":"04:42","startHours":3.808743757962743,"endHours":4.698676570945769,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:29","end":"05:35","startHours":4.476193367700013,"endHours":5.5886093839287945,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.48793751375905,"endHours":15.377870326742075,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.73760157867418,"endHours":19.13760157867418,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:30","startHours":18.93760157867418,"endHours":19.493809586788572,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.68760157867418,"endHours":20.43760157867418,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:42","startHours":23.818139074809974,"endHours":24.708071887793,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:35","end":"07:15","startHours":5.5886093839287945,"endHours":7.257233408271968,"quality":"neutral"},{"name":"Labha","start":"07:15","end":"08:56","startHours":7.257233408271968,"endHours":8.92585743261514,"quality":"auspicious"},{"name":"Amṛta","start":"08:56","end":"10:36","startHours":8.92585743261514,"endHours":10.594481456958313,"quality":"auspicious"},{"name":"Kāla","start":"10:36","end":"12:16","startHours":10.594481456958313,"endHours":12.263105481301487,"quality":"inauspicious"},{"name":"Śubha","start":"12:16","end":"13:56","startHours":12.263105481301487,"endHours":13.931729505644661,"quality":"auspicious"},{"name":"Roga","start":"13:56","end":"15:36","startHours":13.931729505644661,"endHours":15.600353529987833,"quality":"inauspicious"},{"name":"Udveg","start":"15:36","end":"17:16","startHours":15.600353529987833,"endHours":17.268977554331006,"quality":"inauspicious"},{"name":"Chala","start":"17:16","end":"18:56","startHours":17.268977554331006,"endHours":18.93760157867418,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:56","end":"20:16","startHours":18.93760157867418,"endHours":20.268977554331006,"quality":"inauspicious"},{"name":"Udveg","start":"20:16","end":"21:36","startHours":20.268977554331006,"endHours":21.600353529987835,"quality":"inauspicious"},{"name":"Chala","start":"21:36","end":"22:56","startHours":21.600353529987835,"endHours":22.93172950564466,"quality":"neutral"},{"name":"Labha","start":"22:56","end":"00:16","startHours":22.93172950564466,"endHours":24.263105481301487,"quality":"auspicious"},{"name":"Amṛta","start":"00:16","end":"01:36","startHours":24.263105481301487,"endHours":25.594481456958313,"quality":"auspicious"},{"name":"Kāla","start":"01:36","end":"02:56","startHours":25.594481456958313,"endHours":26.92585743261514,"quality":"inauspicious"},{"name":"Śubha","start":"02:56","end":"04:15","startHours":26.92585743261514,"endHours":28.25723340827197,"quality":"auspicious"},{"name":"Roga","start":"04:15","end":"05:35","startHours":28.25723340827197,"endHours":29.588609383928794,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:35","end":"06:35","startHours":5.5886093839287945,"endHours":6.5886093839287945,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:35","end":"07:35","startHours":6.5886093839287945,"endHours":7.5886093839287945,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:35","end":"08:35","startHours":7.5886093839287945,"endHours":8.588609383928794,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:35","end":"09:35","startHours":8.588609383928794,"endHours":9.588609383928794,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:35","end":"10:35","startHours":9.588609383928794,"endHours":10.588609383928794,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:35","end":"11:35","startHours":10.588609383928794,"endHours":11.588609383928794,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:35","end":"12:35","startHours":11.588609383928794,"endHours":12.588609383928794,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:35","end":"13:35","startHours":12.588609383928794,"endHours":13.588609383928794,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:35","end":"14:35","startHours":13.588609383928794,"endHours":14.588609383928794,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:35","end":"15:35","startHours":14.588609383928794,"endHours":15.588609383928794,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:35","end":"16:35","startHours":15.588609383928794,"endHours":16.588609383928794,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:35","end":"17:35","startHours":16.588609383928794,"endHours":17.588609383928794,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:35","end":"18:35","startHours":17.588609383928794,"endHours":18.588609383928794,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:35","end":"19:35","startHours":18.588609383928794,"endHours":19.588609383928794,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:35","end":"20:35","startHours":19.588609383928794,"endHours":20.588609383928794,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:35","end":"21:35","startHours":20.588609383928794,"endHours":21.588609383928794,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:35","end":"22:35","startHours":21.588609383928794,"endHours":22.588609383928794,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:35","end":"23:35","startHours":22.588609383928794,"endHours":23.588609383928794,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:35","end":"00:35","startHours":23.588609383928794,"endHours":24.588609383928794,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:35","end":"01:35","startHours":24.588609383928794,"endHours":25.588609383928794,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:35","end":"02:35","startHours":25.588609383928794,"endHours":26.588609383928794,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:35","end":"03:35","startHours":26.588609383928794,"endHours":27.588609383928794,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:35","end":"04:35","startHours":27.588609383928794,"endHours":28.588609383928794,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:35","end":"05:35","startHours":28.588609383928794,"endHours":29.588609383928794,"planetary_lord":"Mars"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.89281382209603,"eotMinutes":3.576471121910833,"ayanamsa":23.6763}},"calendars":{"vikram_samvat":2044,"vikram_samvatsara":"Vikrama","saka_samvat":1909,"saka_samvatsara":"Prabhava","bengali_samvat":1394,"malayalam_era":1163,"nanakshahi_year":518,"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 Daśamī · Vikram 2044 Vikrama · Śaka 1909 Prabhava"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 8, 1987 CE · Vṛndāvana · Vidhyamitra","description":"May 8, 1987 CE for Vṛndāvana: Śukla Daśamī, sūryodaya 05:35, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1987-05-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1987-05-08","sa":"https://sa.vidhyamitra.com/city/vrindavan/1987-05-08","hi":"https://hi.vidhyamitra.com/city/vrindavan/1987-05-08","x-default":"https://vidhyamitra.com/city/vrindavan/1987-05-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T09:30:46.340Z","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":"2026-06-02T09:30:46.340Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T09:30:46.340Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}