{"id":"vidhyamitra:city-day:rishikesh:2191-01-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2191-01-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2191-01-08","date_display":"January 8, 2191 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":2191,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2521313.770833,"kali_year":5292,"ahargana":1932848.2708,"sun":{"sidereal_longitude":260.5327,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":52.1569,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.6242,"elapsed_within_tithi_degrees":7.6242},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.1569,"elapsed_within_degrees":12.1569},"yoga":{"number":24,"name":"Śukla","sum_longitude":312.6896},"karana":{"half_tithi_index":25,"name":"Taitila"},"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":2191,"month":1,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2521313.770833,"ahargana":1932848.2708,"kali_year":5292,"ayanamsa_lahiri":26.5214,"grahas":{"sun":{"sidereal_longitude":261.17943,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":53.34653000000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":3.1107},"mars":{"sidereal_longitude":195.88323000000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":256.52162999999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":43.22053,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":289.27653,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":208.28922999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":8.3971,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":188.3971,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2191,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2521313.770833,"kali_year":5292,"ahargana":1932848.2708,"sun":{"sidereal_longitude":260.5327,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":52.1569,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":151.6242,"elapsed_within_tithi_degrees":7.6242},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":52.1569,"elapsed_within_degrees":12.1569},"yoga":{"number":24,"name":"Śukla","sum_longitude":312.6896},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.111,"elongation":151.624},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.111,"opposition_distance":28.376}},"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":"07:14","sunsetLocal":"17:33","solarNoonLocal":"12:24","dayLengthHours":10.31283589348897,"dayLengthDisplay":"10 Hours 18 Mins 46 Secs","nightLengthDisplay":"13 Hours 41 Mins 14 Secs","moonriseLocal":"15:32","moonsetLocal":"05:32","rahuKala":{"name":"Rāhu Kāla","start":"09:49","end":"11:06","startHours":9.815646920516546,"endHours":11.104751407202668,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:41","end":"14:58","startHours":13.68296038057491,"endHours":14.972064867261032,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:14","end":"08:32","startHours":7.237437947144304,"endHours":8.526542433830425,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"09:59","startHours":9.64376632229173,"endHours":9.987527518741363,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.667139442706345,"endHours":7.942148399866051,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:44","startHours":12.050094697439157,"endHours":12.737617090338421,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.862393161345775,"endHours":6.54991555424504,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.378034956020223,"endHours":7.237437947144304,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:48","startHours":14.11266187613695,"endHours":14.800184269036215,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.350273840633275,"endHours":17.750273840633273,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"17:59","startHours":17.550273840633274,"endHours":17.979975336195313,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.300273840633274,"endHours":19.050273840633274,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:44","startHours":24.050094697439157,"endHours":24.737617090338425,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:14","end":"08:32","startHours":7.237437947144304,"endHours":8.526542433830425,"quality":"inauspicious"},{"name":"Śubha","start":"08:32","end":"09:49","startHours":8.526542433830425,"endHours":9.815646920516546,"quality":"auspicious"},{"name":"Roga","start":"09:49","end":"11:06","startHours":9.815646920516546,"endHours":11.104751407202668,"quality":"inauspicious"},{"name":"Udveg","start":"11:06","end":"12:24","startHours":11.104751407202668,"endHours":12.393855893888789,"quality":"inauspicious"},{"name":"Chala","start":"12:24","end":"13:41","startHours":12.393855893888789,"endHours":13.68296038057491,"quality":"neutral"},{"name":"Labha","start":"13:41","end":"14:58","startHours":13.68296038057491,"endHours":14.972064867261032,"quality":"auspicious"},{"name":"Amṛta","start":"14:58","end":"16:16","startHours":14.972064867261032,"endHours":16.261169353947153,"quality":"auspicious"},{"name":"Kāla","start":"16:16","end":"17:33","startHours":16.261169353947153,"endHours":17.550273840633274,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:33","end":"19:16","startHours":17.550273840633274,"endHours":19.261169353947153,"quality":"auspicious"},{"name":"Amṛta","start":"19:16","end":"20:58","startHours":19.261169353947153,"endHours":20.972064867261032,"quality":"auspicious"},{"name":"Kāla","start":"20:58","end":"22:41","startHours":20.972064867261032,"endHours":22.68296038057491,"quality":"inauspicious"},{"name":"Śubha","start":"22:41","end":"00:24","startHours":22.68296038057491,"endHours":24.39385589388879,"quality":"auspicious"},{"name":"Roga","start":"00:24","end":"02:06","startHours":24.39385589388879,"endHours":26.10475140720267,"quality":"inauspicious"},{"name":"Udveg","start":"02:06","end":"03:49","startHours":26.10475140720267,"endHours":27.815646920516546,"quality":"inauspicious"},{"name":"Chala","start":"03:49","end":"05:32","startHours":27.815646920516546,"endHours":29.526542433830425,"quality":"neutral"},{"name":"Labha","start":"05:32","end":"07:14","startHours":29.526542433830425,"endHours":31.237437947144304,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.237437947144304,"endHours":8.237437947144304,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.237437947144304,"endHours":9.237437947144304,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.237437947144304,"endHours":10.237437947144304,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.237437947144304,"endHours":11.237437947144304,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.237437947144304,"endHours":12.237437947144304,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.237437947144304,"endHours":13.237437947144304,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.237437947144304,"endHours":14.237437947144304,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.237437947144304,"endHours":15.237437947144304,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.237437947144304,"endHours":16.237437947144304,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.237437947144304,"endHours":17.237437947144304,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.237437947144304,"endHours":18.237437947144304,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.237437947144304,"endHours":19.237437947144304,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.237437947144304,"endHours":20.237437947144304,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.237437947144304,"endHours":21.237437947144304,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.237437947144304,"endHours":22.237437947144304,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.237437947144304,"endHours":23.237437947144304,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.237437947144304,"endHours":24.237437947144304,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.237437947144304,"endHours":25.237437947144304,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.237437947144304,"endHours":26.237437947144304,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.237437947144304,"endHours":27.237437947144304,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.237437947144304,"endHours":28.237437947144304,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.237437947144304,"endHours":29.237437947144304,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.237437947144304,"endHours":30.237437947144304,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.237437947144304,"endHours":31.237437947144304,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.265726445513664,"eotMinutes":-6.7017536333273355,"ayanamsa":26.5214}},"calendars":{"vikram_samvat":2248,"vikram_samvatsara":"Krodhi","saka_samvat":2113,"saka_samvatsara":"Khara","bengali_samvat":1598,"malayalam_era":1367,"nanakshahi_year":722,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Trayodaśī · Vikram 2248 Krodhi · Śaka 2113 Khara"},"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","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 January 8, 2191 CE · Ṛṣikeśa · Vidhyamitra","description":"January 8, 2191 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 07:14, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2191-01-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2191-01-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/2191-01-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/2191-01-08","x-default":"https://vidhyamitra.com/city/rishikesh/2191-01-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-28T21:43:04.094Z","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":"2026-05-28T21:43:04.094Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-28T21:43:04.094Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}