{"id":"vidhyamitra:city-day:rishikesh:2088-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2088-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2088-02-20","date_display":"February 20, 2088 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":2088,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483736.770833,"kali_year":5189,"ahargana":1895271.2708,"sun":{"sidereal_longitude":306.1895,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":276.2394,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.0499,"elapsed_within_tithi_degrees":6.0499},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.2394,"elapsed_within_degrees":9.5727},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.4288},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2088,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2483736.770833,"ahargana":1895271.2708,"kali_year":5189,"ayanamsa_lahiri":25.0842,"grahas":{"sun":{"sidereal_longitude":306.278148,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":277.281248,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":4.3814},"mars":{"sidereal_longitude":286.521248,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":279.936648,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":172.54954799999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"venus":{"sidereal_longitude":283.0155480000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":12.750248,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":199.4074,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":19.4074,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"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":2088,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483736.770833,"kali_year":5189,"ahargana":1895271.2708,"sun":{"sidereal_longitude":306.1895,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":276.2394,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.0499,"elapsed_within_tithi_degrees":6.0499},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.2394,"elapsed_within_degrees":9.5727},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.4288},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.381,"elongation":29.95},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.381,"opposition_distance":150.05}},"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":"06:53","sunsetLocal":"18:09","solarNoonLocal":"12:31","dayLengthHours":11.27018015258179,"dayLengthDisplay":"11 Hours 16 Mins 13 Secs","nightLengthDisplay":"12 Hours 43 Mins 47 Secs","moonriseLocal":"05:20","moonsetLocal":"15:50","rahuKala":{"name":"Rāhu Kāla","start":"11:07","end":"12:31","startHours":11.111443231672647,"endHours":12.52021575074537,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:20","end":"16:45","startHours":15.337760788890819,"endHours":16.746533307963542,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:18","end":"09:42","startHours":8.293898193527198,"endHours":9.702670712599922,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:53","startHours":9.51483437672356,"endHours":9.890507048476286,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:21","end":"07:39","startHours":7.354716514145383,"endHours":7.655254651547564,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.144543078992644,"endHours":12.895888422498096,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:08","startHours":5.3824349874435695,"endHours":6.133780330949023,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:53","startHours":5.945943995072659,"endHours":6.885125674454475,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:09","startHours":14.398579109509,"endHours":15.149924453014453,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.955305827036266,"endHours":18.355305827036265,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:37","startHours":18.155305827036265,"endHours":18.624896666727174,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.905305827036265,"endHours":19.655305827036265,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.144543078992644,"endHours":24.8958884224981,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:53","end":"08:18","startHours":6.885125674454475,"endHours":8.293898193527198,"quality":"neutral"},{"name":"Labha","start":"08:18","end":"09:42","startHours":8.293898193527198,"endHours":9.702670712599922,"quality":"auspicious"},{"name":"Amṛta","start":"09:42","end":"11:07","startHours":9.702670712599922,"endHours":11.111443231672647,"quality":"auspicious"},{"name":"Kāla","start":"11:07","end":"12:31","startHours":11.111443231672647,"endHours":12.52021575074537,"quality":"inauspicious"},{"name":"Śubha","start":"12:31","end":"13:56","startHours":12.52021575074537,"endHours":13.928988269818094,"quality":"auspicious"},{"name":"Roga","start":"13:56","end":"15:20","startHours":13.928988269818094,"endHours":15.337760788890819,"quality":"inauspicious"},{"name":"Udveg","start":"15:20","end":"16:45","startHours":15.337760788890819,"endHours":16.746533307963542,"quality":"inauspicious"},{"name":"Chala","start":"16:45","end":"18:09","startHours":16.746533307963542,"endHours":18.155305827036265,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:09","end":"19:45","startHours":18.155305827036265,"endHours":19.746533307963542,"quality":"inauspicious"},{"name":"Udveg","start":"19:45","end":"21:20","startHours":19.746533307963542,"endHours":21.33776078889082,"quality":"inauspicious"},{"name":"Chala","start":"21:20","end":"22:56","startHours":21.33776078889082,"endHours":22.928988269818092,"quality":"neutral"},{"name":"Labha","start":"22:56","end":"00:31","startHours":22.928988269818092,"endHours":24.520215750745372,"quality":"auspicious"},{"name":"Amṛta","start":"00:31","end":"02:07","startHours":24.520215750745372,"endHours":26.111443231672645,"quality":"auspicious"},{"name":"Kāla","start":"02:07","end":"03:42","startHours":26.111443231672645,"endHours":27.70267071259992,"quality":"inauspicious"},{"name":"Śubha","start":"03:42","end":"05:18","startHours":27.70267071259992,"endHours":29.2938981935272,"quality":"auspicious"},{"name":"Roga","start":"05:18","end":"06:53","startHours":29.2938981935272,"endHours":30.885125674454475,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:53","end":"07:53","startHours":6.885125674454475,"endHours":7.885125674454475,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:53","end":"08:53","startHours":7.885125674454475,"endHours":8.885125674454475,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:53","end":"09:53","startHours":8.885125674454475,"endHours":9.885125674454475,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:53","end":"10:53","startHours":9.885125674454475,"endHours":10.885125674454475,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:53","end":"11:53","startHours":10.885125674454475,"endHours":11.885125674454475,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:53","end":"12:53","startHours":11.885125674454475,"endHours":12.885125674454475,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:53","end":"13:53","startHours":12.885125674454475,"endHours":13.885125674454475,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:53","end":"14:53","startHours":13.885125674454475,"endHours":14.885125674454475,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:53","end":"15:53","startHours":14.885125674454475,"endHours":15.885125674454475,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:53","end":"16:53","startHours":15.885125674454475,"endHours":16.885125674454475,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:53","end":"17:53","startHours":16.885125674454475,"endHours":17.885125674454475,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:53","end":"18:53","startHours":17.885125674454475,"endHours":18.885125674454475,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:53","end":"19:53","startHours":18.885125674454475,"endHours":19.885125674454475,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:53","end":"20:53","startHours":19.885125674454475,"endHours":20.885125674454475,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:53","end":"21:53","startHours":20.885125674454475,"endHours":21.885125674454475,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:53","end":"22:53","startHours":21.885125674454475,"endHours":22.885125674454475,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:53","end":"23:53","startHours":22.885125674454475,"endHours":23.885125674454475,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:53","end":"00:53","startHours":23.885125674454475,"endHours":24.885125674454475,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:53","end":"01:53","startHours":24.885125674454475,"endHours":25.885125674454475,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:53","end":"02:53","startHours":25.885125674454475,"endHours":26.885125674454475,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:53","end":"03:53","startHours":26.885125674454475,"endHours":27.885125674454475,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:53","end":"04:53","startHours":27.885125674454475,"endHours":28.885125674454475,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:53","end":"05:53","startHours":28.885125674454475,"endHours":29.885125674454475,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:53","end":"06:53","startHours":29.885125674454475,"endHours":30.885125674454475,"planetary_lord":"Mars"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.989011410017795,"eotMinutes":-14.28334504472219,"ayanamsa":25.0842}},"calendars":{"vikram_samvat":2145,"vikram_samvatsara":"Durmati","saka_samvat":2010,"saka_samvatsara":"Kīlaka","bengali_samvat":1495,"malayalam_era":1264,"nanakshahi_year":619,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Trayodaśī · Vikram 2145 Durmati · Śaka 2010 Kīlaka"},"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 20, 2088 CE · Ṛṣikeśa · Vidhyamitra","description":"February 20, 2088 CE for Ṛṣikeśa: Kṛṣṇa Trayodaśī, sūryodaya 06:53, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2088-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2088-02-20","sa":"https://sa.vidhyamitra.com/city/rishikesh/2088-02-20","hi":"https://hi.vidhyamitra.com/city/rishikesh/2088-02-20","x-default":"https://vidhyamitra.com/city/rishikesh/2088-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:53:02.615Z","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":"2026-06-01T20:53:02.615Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:53:02.615Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}