{"id":"vidhyamitra:city-day:rishikesh:2120-02-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2120-02-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2120-02-08","date_display":"February 8, 2120 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":2120,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495411.770833,"kali_year":5221,"ahargana":1906946.2708,"sun":{"sidereal_longitude":292.6893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":38.2219,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.5326,"elapsed_within_tithi_degrees":9.5326},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.2219,"elapsed_within_degrees":11.5553},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.9112},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2120,"month":2,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2495411.770833,"ahargana":1906946.2708,"kali_year":5221,"ayanamsa_lahiri":25.5307,"grahas":{"sun":{"sidereal_longitude":292.923677,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":41.152476999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":4.4623},"mars":{"sidereal_longitude":279.263377,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":283.999777,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":48.912176999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":268.55667700000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":46.27197699999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":300.8097,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":120.8097,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2120,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2495411.770833,"kali_year":5221,"ahargana":1906946.2708,"sun":{"sidereal_longitude":292.6893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":38.2219,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.5326,"elapsed_within_tithi_degrees":9.5326},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.2219,"elapsed_within_degrees":11.5553},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.9112},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.462,"elongation":105.533},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.462,"opposition_distance":74.467}},"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":"07:04","sunsetLocal":"17:59","solarNoonLocal":"12:31","dayLengthHours":10.919070480997075,"dayLengthDisplay":"10 Hours 55 Mins 09 Secs","nightLengthDisplay":"13 Hours 04 Mins 51 Secs","moonriseLocal":"12:49","moonsetLocal":"02:40","rahuKala":{"name":"Rāhu Kāla","start":"13:53","end":"15:15","startHours":13.887826711469,"endHours":15.252710521593634,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:04","end":"08:26","startHours":7.0634076608458285,"endHours":8.428291470970462,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:48","end":"11:09","startHours":9.793175281095097,"endHours":11.15805909121973,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.61119077307848,"endHours":9.975159789111714,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:49","startHours":7.518368930887373,"endHours":7.809544143713961,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:53","startHours":12.15897388531113,"endHours":12.886911917377603,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:20","startHours":5.607531596712885,"endHours":6.335469628779357,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:04","startHours":6.153485120762739,"endHours":7.0634076608458285,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:04","startHours":14.342787981510545,"endHours":15.070726013577017,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.782478141842905,"endHours":18.182478141842903,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:26","startHours":17.982478141842904,"endHours":18.437439411884448,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.732478141842904,"endHours":19.482478141842904,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:53","startHours":24.15897388531113,"endHours":24.8869119173776,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:04","end":"08:26","startHours":7.0634076608458285,"endHours":8.428291470970462,"quality":"auspicious"},{"name":"Roga","start":"08:26","end":"09:48","startHours":8.428291470970462,"endHours":9.793175281095097,"quality":"inauspicious"},{"name":"Udveg","start":"09:48","end":"11:09","startHours":9.793175281095097,"endHours":11.15805909121973,"quality":"inauspicious"},{"name":"Chala","start":"11:09","end":"12:31","startHours":11.15805909121973,"endHours":12.522942901344365,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:53","startHours":12.522942901344365,"endHours":13.887826711469,"quality":"auspicious"},{"name":"Amṛta","start":"13:53","end":"15:15","startHours":13.887826711469,"endHours":15.252710521593634,"quality":"auspicious"},{"name":"Kāla","start":"15:15","end":"16:37","startHours":15.252710521593634,"endHours":16.61759433171827,"quality":"inauspicious"},{"name":"Śubha","start":"16:37","end":"17:59","startHours":16.61759433171827,"endHours":17.982478141842904,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:59","end":"19:37","startHours":17.982478141842904,"endHours":19.61759433171827,"quality":"auspicious"},{"name":"Kāla","start":"19:37","end":"21:15","startHours":19.61759433171827,"endHours":21.252710521593634,"quality":"inauspicious"},{"name":"Śubha","start":"21:15","end":"22:53","startHours":21.252710521593634,"endHours":22.887826711469003,"quality":"auspicious"},{"name":"Roga","start":"22:53","end":"00:31","startHours":22.887826711469003,"endHours":24.522942901344365,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:09","startHours":24.522942901344365,"endHours":26.158059091219734,"quality":"inauspicious"},{"name":"Chala","start":"02:09","end":"03:48","startHours":26.158059091219734,"endHours":27.7931752810951,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:26","startHours":27.7931752810951,"endHours":29.428291470970464,"quality":"auspicious"},{"name":"Amṛta","start":"05:26","end":"07:04","startHours":29.428291470970464,"endHours":31.06340766084583,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.0634076608458285,"endHours":8.06340766084583,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.06340766084583,"endHours":9.06340766084583,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.06340766084583,"endHours":10.06340766084583,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.06340766084583,"endHours":11.06340766084583,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.06340766084583,"endHours":12.06340766084583,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.06340766084583,"endHours":13.06340766084583,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.06340766084583,"endHours":14.06340766084583,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.06340766084583,"endHours":15.06340766084583,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.06340766084583,"endHours":16.06340766084583,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.06340766084583,"endHours":17.06340766084583,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.06340766084583,"endHours":18.06340766084583,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.06340766084583,"endHours":19.06340766084583,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.06340766084583,"endHours":20.06340766084583,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.06340766084583,"endHours":21.06340766084583,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.06340766084583,"endHours":22.06340766084583,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.06340766084583,"endHours":23.06340766084583,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.06340766084583,"endHours":24.06340766084583,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.06340766084583,"endHours":25.06340766084583,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.06340766084583,"endHours":26.06340766084583,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.06340766084583,"endHours":27.06340766084583,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.06340766084583,"endHours":28.06340766084583,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.06340766084583,"endHours":29.06340766084583,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.06340766084583,"endHours":30.06340766084583,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.06340766084583,"endHours":31.06340766084583,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-15.294628166194435,"eotMinutes":-14.446974080661976,"ayanamsa":25.5307}},"calendars":{"vikram_samvat":2177,"vikram_samvatsara":"Vijaya","saka_samvat":2042,"saka_samvatsara":"Vikrama","bengali_samvat":1527,"malayalam_era":1296,"nanakshahi_year":651,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 2177 Vijaya · Śaka 2042 Vikrama"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 February 8, 2120 CE · Ṛṣikeśa · Vidhyamitra","description":"February 8, 2120 CE for Ṛṣikeśa: Śukla Navamī, sūryodaya 07:04, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2120-02-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2120-02-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/2120-02-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/2120-02-08","x-default":"https://vidhyamitra.com/city/rishikesh/2120-02-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T10:35:28.991Z","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":"2026-05-22T10:35:28.991Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T10:35:28.991Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}