{"id":"vidhyamitra:city-day:rishikesh:2165-02-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2165-02-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2165-02-09","date_display":"February 9, 2165 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":2165,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511849.770833,"kali_year":5266,"ahargana":1923384.2708,"sun":{"sidereal_longitude":294.0718,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":265.259,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.1872,"elapsed_within_tithi_degrees":7.1872},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.259,"elapsed_within_degrees":11.9256},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3308},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"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":2165,"month":2,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511849.770833,"ahargana":1923384.2708,"kali_year":5266,"ayanamsa_lahiri":26.1594,"grahas":{"sun":{"sidereal_longitude":294.40182500000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":264.486125,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":4.0638},"mars":{"sidereal_longitude":261.25222499999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":309.742125,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":331.28402500000004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":291.8359250000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":247.06752500000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":149.8454,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":329.8454,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2165,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511849.770833,"kali_year":5266,"ahargana":1923384.2708,"sun":{"sidereal_longitude":294.0718,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":265.259,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.1872,"elapsed_within_tithi_degrees":7.1872},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.259,"elapsed_within_degrees":11.9256},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3308},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.064,"elongation":28.813},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.064,"opposition_distance":151.187}},"eclipse_window_40days":[{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":-1.316,"opposition_distance":0.601}]},"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":"07:02","sunsetLocal":"18:01","solarNoonLocal":"12:31","dayLengthHours":10.973776645572864,"dayLengthDisplay":"10 Hours 58 Mins 26 Secs","nightLengthDisplay":"13 Hours 01 Mins 34 Secs","moonriseLocal":"05:23","moonsetLocal":"15:41","rahuKala":{"name":"Rāhu Kāla","start":"09:47","end":"11:09","startHours":9.780437667316647,"endHours":11.152159748013256,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:54","end":"15:16","startHours":13.895603909406471,"endHours":15.26732599010308,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:02","end":"08:25","startHours":7.036993505923432,"endHours":8.40871558662004,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.597541389890434,"endHours":9.963333944742862,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:47","startHours":7.494234199488968,"endHours":7.786868243370911,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:53","startHours":12.158089273857435,"endHours":12.889674383562294,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:34","end":"06:18","startHours":5.573823286513717,"endHours":6.305408396218574,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:02","startHours":6.1225121187923595,"endHours":7.036993505923432,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:05","startHours":14.352844602972008,"endHours":15.084429712676865,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:49","end":"18:13","startHours":17.810770151496296,"endHours":18.210770151496295,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:01","end":"18:28","startHours":18.010770151496295,"endHours":18.46801084506183,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:46","end":"19:31","startHours":17.760770151496295,"endHours":19.510770151496295,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:53","startHours":24.158089273857435,"endHours":24.889674383562294,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:02","end":"08:25","startHours":7.036993505923432,"endHours":8.40871558662004,"quality":"inauspicious"},{"name":"Śubha","start":"08:25","end":"09:47","startHours":8.40871558662004,"endHours":9.780437667316647,"quality":"auspicious"},{"name":"Roga","start":"09:47","end":"11:09","startHours":9.780437667316647,"endHours":11.152159748013256,"quality":"inauspicious"},{"name":"Udveg","start":"11:09","end":"12:31","startHours":11.152159748013256,"endHours":12.523881828709865,"quality":"inauspicious"},{"name":"Chala","start":"12:31","end":"13:54","startHours":12.523881828709865,"endHours":13.895603909406471,"quality":"neutral"},{"name":"Labha","start":"13:54","end":"15:16","startHours":13.895603909406471,"endHours":15.26732599010308,"quality":"auspicious"},{"name":"Amṛta","start":"15:16","end":"16:38","startHours":15.26732599010308,"endHours":16.63904807079969,"quality":"auspicious"},{"name":"Kāla","start":"16:38","end":"18:01","startHours":16.63904807079969,"endHours":18.010770151496295,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:01","end":"19:38","startHours":18.010770151496295,"endHours":19.63904807079969,"quality":"auspicious"},{"name":"Amṛta","start":"19:38","end":"21:16","startHours":19.63904807079969,"endHours":21.26732599010308,"quality":"auspicious"},{"name":"Kāla","start":"21:16","end":"22:54","startHours":21.26732599010308,"endHours":22.89560390940647,"quality":"inauspicious"},{"name":"Śubha","start":"22:54","end":"00:31","startHours":22.89560390940647,"endHours":24.523881828709865,"quality":"auspicious"},{"name":"Roga","start":"00:31","end":"02:09","startHours":24.523881828709865,"endHours":26.152159748013254,"quality":"inauspicious"},{"name":"Udveg","start":"02:09","end":"03:47","startHours":26.152159748013254,"endHours":27.780437667316647,"quality":"inauspicious"},{"name":"Chala","start":"03:47","end":"05:25","startHours":27.780437667316647,"endHours":29.40871558662004,"quality":"neutral"},{"name":"Labha","start":"05:25","end":"07:02","startHours":29.40871558662004,"endHours":31.036993505923434,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.036993505923432,"endHours":8.036993505923432,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.036993505923432,"endHours":9.036993505923432,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.036993505923432,"endHours":10.036993505923432,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.036993505923432,"endHours":11.036993505923432,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.036993505923432,"endHours":12.036993505923432,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.036993505923432,"endHours":13.036993505923432,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.036993505923432,"endHours":14.036993505923432,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.036993505923432,"endHours":15.036993505923432,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.036993505923432,"endHours":16.036993505923434,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.036993505923434,"endHours":17.036993505923434,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.036993505923434,"endHours":18.036993505923434,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.036993505923434,"endHours":19.036993505923434,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.036993505923434,"endHours":20.036993505923434,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.036993505923434,"endHours":21.036993505923434,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.036993505923434,"endHours":22.036993505923434,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.036993505923434,"endHours":23.036993505923434,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.036993505923434,"endHours":24.036993505923434,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.036993505923434,"endHours":25.036993505923434,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.036993505923434,"endHours":26.036993505923434,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.036993505923434,"endHours":27.036993505923434,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.036993505923434,"endHours":28.036993505923434,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.036993505923434,"endHours":29.036993505923434,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.036993505923434,"endHours":30.036993505923434,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.036993505923434,"endHours":31.036993505923434,"planetary_lord":"Mercury"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.635024510454961,"eotMinutes":-14.503309722591807,"ayanamsa":26.1594}},"calendars":{"vikram_samvat":2222,"vikram_samvatsara":"Bahudhānya","saka_samvat":2087,"saka_samvatsara":"Krodhana","bengali_samvat":1572,"malayalam_era":1341,"nanakshahi_year":696,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Trayodaśī · Vikram 2222 Bahudhānya · Śaka 2087 Krodhana"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":[]},"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, 2165 CE · Ṛṣikeśa · Vidhyamitra","description":"February 9, 2165 CE for Ṛṣikeśa: Kṛṣṇa Trayodaśī, sūryodaya 07:02, sūryāsta 18:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2165-02-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2165-02-09","sa":"https://sa.vidhyamitra.com/city/rishikesh/2165-02-09","hi":"https://hi.vidhyamitra.com/city/rishikesh/2165-02-09","x-default":"https://vidhyamitra.com/city/rishikesh/2165-02-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T03:49:13.443Z","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":"2026-06-02T03:49:13.443Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T03:49:13.443Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}