{"id":"vidhyamitra:city-day:rishikesh:1976-02-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1976-02-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1976-02-09","date_display":"February 9, 1976 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":1976,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442817.770833,"kali_year":5077,"ahargana":1854352.2708,"sun":{"sidereal_longitude":296.0126,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":35.2048,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.1922,"elapsed_within_tithi_degrees":3.1922},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":35.2048,"elapsed_within_degrees":8.5381},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.2174},"karana":{"half_tithi_index":16,"name":"Bālava"},"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":1976,"month":2,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2442817.770833,"ahargana":1854352.2708,"kali_year":5077,"ayanamsa_lahiri":23.5192,"grahas":{"sun":{"sidereal_longitude":295.8924549999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":32.706954999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-0.6033},"mars":{"sidereal_longitude":53.68855500000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":271.5295550000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":356.929655,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":263.70815500000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":94.53695500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":207.4929,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":27.4929,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","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":1976,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442817.770833,"kali_year":5077,"ahargana":1854352.2708,"sun":{"sidereal_longitude":296.0126,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":35.2048,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.1922,"elapsed_within_tithi_degrees":3.1922},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":35.2048,"elapsed_within_degrees":8.5381},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.2174},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.603,"elongation":99.192},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.603,"opposition_distance":80.808}},"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":10.943781094157814,"dayLengthDisplay":"10 Hours 56 Mins 38 Secs","nightLengthDisplay":"13 Hours 03 Mins 22 Secs","moonriseLocal":"12:09","moonsetLocal":"01:48","rahuKala":{"name":"Rāhu Kāla","start":"08:25","end":"09:47","startHours":8.419963918400683,"endHours":9.787936555170411,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:09","end":"12:31","startHours":11.155909191940136,"endHours":12.523881828709865,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:16","startHours":13.89185446547959,"endHours":15.259827102249318,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.605540203601112,"endHours":9.970332906739706,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:48","startHours":7.507982160554199,"endHours":7.799816323065074,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:53","startHours":12.15908912557127,"endHours":12.888674531848459,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:19","startHours":5.592820469076582,"endHours":6.32240587535377,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:03","startHours":6.140009523784473,"endHours":7.051991281630957,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:05","startHours":14.347845344402833,"endHours":15.077430750680021,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.795772375788772,"endHours":18.19577237578877,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:27","startHours":17.99577237578877,"endHours":18.451763254712013,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.74577237578877,"endHours":19.49577237578877,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:53","startHours":24.15908912557127,"endHours":24.88867453184846,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:03","end":"08:25","startHours":7.051991281630957,"endHours":8.419963918400683,"quality":"auspicious"},{"name":"Kāla","start":"08:25","end":"09:47","startHours":8.419963918400683,"endHours":9.787936555170411,"quality":"inauspicious"},{"name":"Śubha","start":"09:47","end":"11:09","startHours":9.787936555170411,"endHours":11.155909191940136,"quality":"auspicious"},{"name":"Roga","start":"11:09","end":"12:31","startHours":11.155909191940136,"endHours":12.523881828709865,"quality":"inauspicious"},{"name":"Udveg","start":"12:31","end":"13:54","startHours":12.523881828709865,"endHours":13.89185446547959,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:16","startHours":13.89185446547959,"endHours":15.259827102249318,"quality":"neutral"},{"name":"Labha","start":"15:16","end":"16:38","startHours":15.259827102249318,"endHours":16.627799739019043,"quality":"auspicious"},{"name":"Amṛta","start":"16:38","end":"18:00","startHours":16.627799739019043,"endHours":17.99577237578877,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:00","end":"19:38","startHours":17.99577237578877,"endHours":19.627799739019046,"quality":"neutral"},{"name":"Labha","start":"19:38","end":"21:16","startHours":19.627799739019046,"endHours":21.259827102249318,"quality":"auspicious"},{"name":"Amṛta","start":"21:16","end":"22:54","startHours":21.259827102249318,"endHours":22.89185446547959,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:31","startHours":22.89185446547959,"endHours":24.523881828709865,"quality":"inauspicious"},{"name":"Śubha","start":"00:31","end":"02:09","startHours":24.523881828709865,"endHours":26.15590919194014,"quality":"auspicious"},{"name":"Roga","start":"02:09","end":"03:47","startHours":26.15590919194014,"endHours":27.78793655517041,"quality":"inauspicious"},{"name":"Udveg","start":"03:47","end":"05:25","startHours":27.78793655517041,"endHours":29.419963918400683,"quality":"inauspicious"},{"name":"Chala","start":"05:25","end":"07:03","startHours":29.419963918400683,"endHours":31.051991281630958,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.051991281630957,"endHours":8.051991281630958,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.051991281630958,"endHours":9.051991281630958,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.051991281630958,"endHours":10.051991281630958,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.051991281630958,"endHours":11.051991281630958,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.051991281630958,"endHours":12.051991281630958,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.051991281630958,"endHours":13.051991281630958,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.051991281630958,"endHours":14.051991281630958,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.051991281630958,"endHours":15.051991281630958,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.051991281630958,"endHours":16.051991281630958,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.051991281630958,"endHours":17.051991281630958,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.051991281630958,"endHours":18.051991281630958,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.051991281630958,"endHours":19.051991281630958,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.051991281630958,"endHours":20.051991281630958,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.051991281630958,"endHours":21.051991281630958,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.051991281630958,"endHours":22.051991281630958,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.051991281630958,"endHours":23.051991281630958,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.051991281630958,"endHours":24.051991281630958,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.051991281630958,"endHours":25.051991281630958,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.051991281630958,"endHours":26.051991281630958,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.051991281630958,"endHours":27.051991281630958,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.051991281630958,"endHours":28.051991281630958,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.051991281630958,"endHours":29.051991281630958,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.051991281630958,"endHours":30.051991281630958,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.051991281630958,"endHours":31.051991281630958,"planetary_lord":"Venus"}],"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":"North-East","anandadiYoga":{"name":"Dhvaja","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":-14.997244806958793,"eotMinutes":-14.503309722591807,"ayanamsa":23.5192}},"calendars":{"vikram_samvat":2033,"vikram_samvatsara":"Śukla","saka_samvat":1898,"saka_samvatsara":"Nala","bengali_samvat":1383,"malayalam_era":1152,"nanakshahi_year":507,"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 Navamī · Vikram 2033 Śukla · Śaka 1898 Nala"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 9, 1976 CE · Ṛṣikeśa · Vidhyamitra","description":"February 9, 1976 CE for Ṛṣikeśa: Śukla Navamī, sūryodaya 07:03, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1976-02-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1976-02-09","sa":"https://sa.vidhyamitra.com/city/rishikesh/1976-02-09","hi":"https://hi.vidhyamitra.com/city/rishikesh/1976-02-09","x-default":"https://vidhyamitra.com/city/rishikesh/1976-02-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T09:59:56.024Z","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":"2026-06-03T09:59:56.024Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T09:59:56.024Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}