{"id":"vidhyamitra:city-day:rishikesh:1989-02-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1989-02-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1989-02-08","date_display":"February 8, 1989 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":1989,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447565.770833,"kali_year":5090,"ahargana":1859100.2708,"sun":{"sidereal_longitude":295.642,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":317.0871,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":21.445,"elapsed_within_tithi_degrees":9.445},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":317.0871,"elapsed_within_degrees":10.4204},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.7291},"karana":{"half_tithi_index":3,"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":1989,"month":2,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447565.770833,"ahargana":1859100.2708,"kali_year":5090,"ayanamsa_lahiri":23.7008,"grahas":{"sun":{"sidereal_longitude":295.55414599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":319.38884600000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":0.0915},"mars":{"sidereal_longitude":17.73754600000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":272.64744599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":33.425546,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":281.88154600000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":255.84574599999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":315.921,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.921,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"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":1989,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447565.770833,"kali_year":5090,"ahargana":1859100.2708,"sun":{"sidereal_longitude":295.642,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":317.0871,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":21.445,"elapsed_within_tithi_degrees":9.445},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":317.0871,"elapsed_within_degrees":10.4204},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.7291},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.091,"elongation":21.445},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.091,"opposition_distance":158.555}},"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":"07:03","sunsetLocal":"18:00","solarNoonLocal":"12:31","dayLengthHours":10.93971899327803,"dayLengthDisplay":"10 Hours 56 Mins 23 Secs","nightLengthDisplay":"13 Hours 03 Mins 37 Secs","moonriseLocal":"08:19","moonsetLocal":"19:54","rahuKala":{"name":"Rāhu Kāla","start":"12:31","end":"13:53","startHours":12.522942901344368,"endHours":13.890407775504121,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:25","end":"09:47","startHours":8.420548278865107,"endHours":9.78801315302486,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:09","end":"12:31","startHours":11.155478027184614,"endHours":12.522942901344368,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.605684503136892,"endHours":9.970341802912827,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:48","startHours":7.508905029425271,"endHours":7.800630869246018,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:53","startHours":12.158285601568432,"endHours":12.887600201120302,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:19","startHours":5.5944542056016155,"endHours":6.323768805153485,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:03","startHours":6.141440155265517,"endHours":7.053083404705353,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:05","startHours":14.34622940022404,"endHours":15.075543999775908,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.792802397983383,"endHours":18.19280239798338,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:27","startHours":17.992802397983382,"endHours":18.4486240227033,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.742802397983382,"endHours":19.492802397983382,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:53","startHours":24.15828560156843,"endHours":24.8876002011203,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:03","end":"08:25","startHours":7.053083404705353,"endHours":8.420548278865107,"quality":"auspicious"},{"name":"Amṛta","start":"08:25","end":"09:47","startHours":8.420548278865107,"endHours":9.78801315302486,"quality":"auspicious"},{"name":"Kāla","start":"09:47","end":"11:09","startHours":9.78801315302486,"endHours":11.155478027184614,"quality":"inauspicious"},{"name":"Śubha","start":"11:09","end":"12:31","startHours":11.155478027184614,"endHours":12.522942901344368,"quality":"auspicious"},{"name":"Roga","start":"12:31","end":"13:53","startHours":12.522942901344368,"endHours":13.890407775504121,"quality":"inauspicious"},{"name":"Udveg","start":"13:53","end":"15:15","startHours":13.890407775504121,"endHours":15.257872649663875,"quality":"inauspicious"},{"name":"Chala","start":"15:15","end":"16:38","startHours":15.257872649663875,"endHours":16.625337523823628,"quality":"neutral"},{"name":"Labha","start":"16:38","end":"18:00","startHours":16.625337523823628,"endHours":17.992802397983382,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:00","end":"19:38","startHours":17.992802397983382,"endHours":19.625337523823628,"quality":"inauspicious"},{"name":"Chala","start":"19:38","end":"21:15","startHours":19.625337523823628,"endHours":21.257872649663874,"quality":"neutral"},{"name":"Labha","start":"21:15","end":"22:53","startHours":21.257872649663874,"endHours":22.890407775504123,"quality":"auspicious"},{"name":"Amṛta","start":"22:53","end":"00:31","startHours":22.890407775504123,"endHours":24.52294290134437,"quality":"auspicious"},{"name":"Kāla","start":"00:31","end":"02:09","startHours":24.52294290134437,"endHours":26.155478027184614,"quality":"inauspicious"},{"name":"Śubha","start":"02:09","end":"03:47","startHours":26.155478027184614,"endHours":27.78801315302486,"quality":"auspicious"},{"name":"Roga","start":"03:47","end":"05:25","startHours":27.78801315302486,"endHours":29.420548278865105,"quality":"inauspicious"},{"name":"Udveg","start":"05:25","end":"07:03","startHours":29.420548278865105,"endHours":31.053083404705355,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.053083404705353,"endHours":8.053083404705353,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.053083404705353,"endHours":9.053083404705353,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.053083404705353,"endHours":10.053083404705353,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.053083404705353,"endHours":11.053083404705353,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.053083404705353,"endHours":12.053083404705353,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.053083404705353,"endHours":13.053083404705353,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.053083404705353,"endHours":14.053083404705353,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.053083404705353,"endHours":15.053083404705353,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.053083404705353,"endHours":16.053083404705355,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.053083404705355,"endHours":17.053083404705355,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.053083404705355,"endHours":18.053083404705355,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.053083404705355,"endHours":19.053083404705355,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.053083404705355,"endHours":20.053083404705355,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.053083404705355,"endHours":21.053083404705355,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.053083404705355,"endHours":22.053083404705355,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.053083404705355,"endHours":23.053083404705355,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.053083404705355,"endHours":24.053083404705355,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.053083404705355,"endHours":25.053083404705355,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.053083404705355,"endHours":26.053083404705355,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.053083404705355,"endHours":27.053083404705355,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.053083404705355,"endHours":28.053083404705355,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.053083404705355,"endHours":29.053083404705355,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.053083404705355,"endHours":30.053083404705355,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.053083404705355,"endHours":31.053083404705355,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.046194319537117,"eotMinutes":-14.446974080661976,"ayanamsa":23.7008}},"calendars":{"vikram_samvat":2046,"vikram_samvatsara":"Citrabhānu","saka_samvat":1911,"saka_samvatsara":"Śukla","bengali_samvat":1396,"malayalam_era":1165,"nanakshahi_year":520,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Dvitīyā · Vikram 2046 Citrabhānu · Śaka 1911 Śukla"},"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":[]},"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 February 8, 1989 CE · Ṛṣikeśa · Vidhyamitra","description":"February 8, 1989 CE for Ṛṣikeśa: Śukla Dvitīyā, sūryodaya 07:03, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1989-02-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1989-02-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/1989-02-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/1989-02-08","x-default":"https://vidhyamitra.com/city/rishikesh/1989-02-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:26:28.696Z","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":"2026-05-31T17:26:28.696Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:26:28.696Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}