{"id":"vidhyamitra:city-day:rishikesh:1988-08-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1988-08-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1988-08-06","date_display":"August 6, 1988 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":1988,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447379.770833,"kali_year":5090,"ahargana":1858914.2708,"sun":{"sidereal_longitude":109.5643,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":32.7728,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.2084,"elapsed_within_tithi_degrees":7.2084},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.7728,"elapsed_within_degrees":6.1061},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.3371},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1988,"month":8,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447379.770833,"ahargana":1858914.2708,"kali_year":5090,"ayanamsa_lahiri":23.6937,"grahas":{"sun":{"sidereal_longitude":110.10355299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":35.80735299999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":4.1415},"mars":{"sidereal_longitude":345.034653,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":113.44025299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":39.21235300000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":65.60795300000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":242.423853,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":325.7762,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":145.7762,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":1988,"month":8,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447379.770833,"kali_year":5090,"ahargana":1858914.2708,"sun":{"sidereal_longitude":109.5643,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":32.7728,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.2084,"elapsed_within_tithi_degrees":7.2084},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.7728,"elapsed_within_degrees":6.1061},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.3371},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.142,"elongation":76.792},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.142,"opposition_distance":103.208}},"eclipse_window_40days":[]},"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":"05:38","sunsetLocal":"19:07","solarNoonLocal":"12:23","dayLengthHours":13.469525453099616,"dayLengthDisplay":"13 Hours 28 Mins 10 Secs","nightLengthDisplay":"10 Hours 31 Mins 50 Secs","moonriseLocal":"00:34","moonsetLocal":"14:17","rahuKala":{"name":"Rāhu Kāla","start":"09:00","end":"10:42","startHours":9.007984055542188,"endHours":10.69167473717964,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:04","end":"15:45","startHours":14.059056100454544,"endHours":15.742746782091997,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:38","end":"07:19","startHours":5.640602692267285,"endHours":7.3242933739047364,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:47","end":"09:14","startHours":8.783491964657195,"endHours":9.232476146427182,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:12","end":"06:34","startHours":6.201832919479768,"endHours":6.561020264895758,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:49","startHours":11.926381237047107,"endHours":12.82434960058708,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:51","end":"04:45","startHours":3.8446659651873363,"endHours":4.74263432872731,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:38","startHours":4.518142237842317,"endHours":5.640602692267285,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:31","startHours":14.620286327667028,"endHours":15.518254691207002,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:55","end":"19:19","startHours":18.9101281453669,"endHours":19.3101281453669,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:07","end":"19:40","startHours":19.1101281453669,"endHours":19.671358372579384,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:52","end":"20:37","startHours":18.8601281453669,"endHours":20.6101281453669,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:49","startHours":23.926381237047107,"endHours":24.82434960058708,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:38","end":"07:19","startHours":5.640602692267285,"endHours":7.3242933739047364,"quality":"inauspicious"},{"name":"Śubha","start":"07:19","end":"09:00","startHours":7.3242933739047364,"endHours":9.007984055542188,"quality":"auspicious"},{"name":"Roga","start":"09:00","end":"10:42","startHours":9.007984055542188,"endHours":10.69167473717964,"quality":"inauspicious"},{"name":"Udveg","start":"10:42","end":"12:23","startHours":10.69167473717964,"endHours":12.375365418817093,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"14:04","startHours":12.375365418817093,"endHours":14.059056100454544,"quality":"neutral"},{"name":"Labha","start":"14:04","end":"15:45","startHours":14.059056100454544,"endHours":15.742746782091997,"quality":"auspicious"},{"name":"Amṛta","start":"15:45","end":"17:26","startHours":15.742746782091997,"endHours":17.42643746372945,"quality":"auspicious"},{"name":"Kāla","start":"17:26","end":"19:07","startHours":17.42643746372945,"endHours":19.1101281453669,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:07","end":"20:26","startHours":19.1101281453669,"endHours":20.42643746372945,"quality":"auspicious"},{"name":"Amṛta","start":"20:26","end":"21:45","startHours":20.42643746372945,"endHours":21.742746782091995,"quality":"auspicious"},{"name":"Kāla","start":"21:45","end":"23:04","startHours":21.742746782091995,"endHours":23.059056100454544,"quality":"inauspicious"},{"name":"Śubha","start":"23:04","end":"00:23","startHours":23.059056100454544,"endHours":24.375365418817093,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"01:42","startHours":24.375365418817093,"endHours":25.69167473717964,"quality":"inauspicious"},{"name":"Udveg","start":"01:42","end":"03:00","startHours":25.69167473717964,"endHours":27.007984055542188,"quality":"inauspicious"},{"name":"Chala","start":"03:00","end":"04:19","startHours":27.007984055542188,"endHours":28.324293373904737,"quality":"neutral"},{"name":"Labha","start":"04:19","end":"05:38","startHours":28.324293373904737,"endHours":29.640602692267286,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:38","end":"06:38","startHours":5.640602692267285,"endHours":6.640602692267285,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:38","end":"07:38","startHours":6.640602692267285,"endHours":7.640602692267285,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:38","end":"08:38","startHours":7.640602692267285,"endHours":8.640602692267285,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:38","end":"09:38","startHours":8.640602692267285,"endHours":9.640602692267285,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:38","end":"10:38","startHours":9.640602692267285,"endHours":10.640602692267285,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:38","end":"11:38","startHours":10.640602692267285,"endHours":11.640602692267285,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:38","end":"12:38","startHours":11.640602692267285,"endHours":12.640602692267285,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:38","end":"13:38","startHours":12.640602692267285,"endHours":13.640602692267285,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:38","end":"14:38","startHours":13.640602692267285,"endHours":14.640602692267285,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:38","end":"15:38","startHours":14.640602692267285,"endHours":15.640602692267285,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:38","end":"16:38","startHours":15.640602692267285,"endHours":16.640602692267286,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:38","end":"17:38","startHours":16.640602692267286,"endHours":17.640602692267286,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:38","end":"18:38","startHours":17.640602692267286,"endHours":18.640602692267286,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:38","end":"19:38","startHours":18.640602692267286,"endHours":19.640602692267286,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:38","end":"20:38","startHours":19.640602692267286,"endHours":20.640602692267286,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:38","end":"21:38","startHours":20.640602692267286,"endHours":21.640602692267286,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:38","end":"22:38","startHours":21.640602692267286,"endHours":22.640602692267286,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:38","end":"23:38","startHours":22.640602692267286,"endHours":23.640602692267286,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:38","end":"00:38","startHours":23.640602692267286,"endHours":24.640602692267286,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:38","end":"01:38","startHours":24.640602692267286,"endHours":25.640602692267286,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:38","end":"02:38","startHours":25.640602692267286,"endHours":26.640602692267286,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:38","end":"03:38","startHours":26.640602692267286,"endHours":27.640602692267286,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:38","end":"04:38","startHours":27.640602692267286,"endHours":28.640602692267286,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:38","end":"05:38","startHours":28.640602692267286,"endHours":29.640602692267286,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":16.683260455882003,"eotMinutes":-5.592325129025582,"ayanamsa":23.6937}},"calendars":{"vikram_samvat":2045,"vikram_samvatsara":"Vṛṣa","saka_samvat":1910,"saka_samvatsara":"Vibhava","bengali_samvat":1395,"malayalam_era":1164,"nanakshahi_year":519,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Navamī · Vikram 2045 Vṛṣa · Śaka 1910 Vibhava"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 6, 1988 CE · Ṛṣikeśa · Vidhyamitra","description":"August 6, 1988 CE for Ṛṣikeśa: Kṛṣṇa Navamī, sūryodaya 05:38, sūryāsta 19:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1988-08-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1988-08-06","sa":"https://sa.vidhyamitra.com/city/rishikesh/1988-08-06","hi":"https://hi.vidhyamitra.com/city/rishikesh/1988-08-06","x-default":"https://vidhyamitra.com/city/rishikesh/1988-08-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:22:26.289Z","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":"2026-05-31T13:22:26.289Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:22:26.289Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}