{"id":"vidhyamitra:city-day:rishikesh:2091-02-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2091-02-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-02-26","date_display":"February 26, 2091 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":2091,"month":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484838.770833,"kali_year":5192,"ahargana":1896373.2708,"sun":{"sidereal_longitude":312.4826,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":39.3454,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.8628,"elapsed_within_tithi_degrees":2.8628},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.3454,"elapsed_within_degrees":12.6787},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.828},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2091,"month":2,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484838.770833,"ahargana":1896373.2708,"kali_year":5192,"ayanamsa_lahiri":25.1264,"grahas":{"sun":{"sidereal_longitude":312.554044,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":35.88244400000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false,"latitude":-4.4068},"mars":{"sidereal_longitude":143.400644,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":327.037144,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":259.16114400000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":273.991344,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":52.689344000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":141.0181,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":321.0181,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":2,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484838.770833,"kali_year":5192,"ahargana":1896373.2708,"sun":{"sidereal_longitude":312.4826,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":39.3454,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":86.8628,"elapsed_within_tithi_degrees":2.8628},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.3454,"elapsed_within_degrees":12.6787},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":351.828},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.407,"elongation":86.863},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.407,"opposition_distance":93.137}},"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":"06:47","sunsetLocal":"18:14","solarNoonLocal":"12:30","dayLengthHours":11.453068882964546,"dayLengthDisplay":"11 Hours 27 Mins 11 Secs","nightLengthDisplay":"12 Hours 32 Mins 49 Secs","moonriseLocal":"11:11","moonsetLocal":"00:56","rahuKala":{"name":"Rāhu Kāla","start":"08:13","end":"09:39","startHours":8.213139037613265,"endHours":9.644772647983833,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:05","end":"12:30","startHours":11.076406258354403,"endHours":12.508039868724971,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:56","end":"15:22","startHours":13.93967347909554,"endHours":15.371307089466107,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:50","startHours":9.453888166601091,"endHours":9.835657129366577,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:34","startHours":7.258716630699554,"endHours":7.564131800911942,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:53","startHours":12.126270905959487,"endHours":12.889808831490456,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:15","end":"06:01","startHours":5.254429576180758,"endHours":6.017967501711728,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:47","startHours":5.827083020328985,"endHours":6.781505427242697,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:11","startHours":14.416884682552395,"endHours":15.180422608083365,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.034574310207244,"endHours":18.434574310207243,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:43","startHours":18.234574310207243,"endHours":18.7117855136641,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.984574310207243,"endHours":19.734574310207243,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:53","startHours":24.126270905959487,"endHours":24.889808831490456,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:47","end":"08:13","startHours":6.781505427242697,"endHours":8.213139037613265,"quality":"auspicious"},{"name":"Kāla","start":"08:13","end":"09:39","startHours":8.213139037613265,"endHours":9.644772647983833,"quality":"inauspicious"},{"name":"Śubha","start":"09:39","end":"11:05","startHours":9.644772647983833,"endHours":11.076406258354403,"quality":"auspicious"},{"name":"Roga","start":"11:05","end":"12:30","startHours":11.076406258354403,"endHours":12.508039868724971,"quality":"inauspicious"},{"name":"Udveg","start":"12:30","end":"13:56","startHours":12.508039868724971,"endHours":13.93967347909554,"quality":"inauspicious"},{"name":"Chala","start":"13:56","end":"15:22","startHours":13.93967347909554,"endHours":15.371307089466107,"quality":"neutral"},{"name":"Labha","start":"15:22","end":"16:48","startHours":15.371307089466107,"endHours":16.802940699836675,"quality":"auspicious"},{"name":"Amṛta","start":"16:48","end":"18:14","startHours":16.802940699836675,"endHours":18.234574310207243,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:14","end":"19:48","startHours":18.234574310207243,"endHours":19.802940699836675,"quality":"neutral"},{"name":"Labha","start":"19:48","end":"21:22","startHours":19.802940699836675,"endHours":21.371307089466107,"quality":"auspicious"},{"name":"Amṛta","start":"21:22","end":"22:56","startHours":21.371307089466107,"endHours":22.93967347909554,"quality":"auspicious"},{"name":"Kāla","start":"22:56","end":"00:30","startHours":22.93967347909554,"endHours":24.50803986872497,"quality":"inauspicious"},{"name":"Śubha","start":"00:30","end":"02:05","startHours":24.50803986872497,"endHours":26.076406258354403,"quality":"auspicious"},{"name":"Roga","start":"02:05","end":"03:39","startHours":26.076406258354403,"endHours":27.644772647983835,"quality":"inauspicious"},{"name":"Udveg","start":"03:39","end":"05:13","startHours":27.644772647983835,"endHours":29.213139037613267,"quality":"inauspicious"},{"name":"Chala","start":"05:13","end":"06:47","startHours":29.213139037613267,"endHours":30.7815054272427,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:47","end":"07:47","startHours":6.781505427242697,"endHours":7.781505427242697,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:47","end":"08:47","startHours":7.781505427242697,"endHours":8.781505427242697,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:47","end":"09:47","startHours":8.781505427242697,"endHours":9.781505427242697,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:47","end":"10:47","startHours":9.781505427242697,"endHours":10.781505427242697,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:47","end":"11:47","startHours":10.781505427242697,"endHours":11.781505427242697,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:47","end":"12:47","startHours":11.781505427242697,"endHours":12.781505427242697,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:47","end":"13:47","startHours":12.781505427242697,"endHours":13.781505427242697,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:47","end":"14:47","startHours":13.781505427242697,"endHours":14.781505427242697,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:47","end":"15:47","startHours":14.781505427242697,"endHours":15.781505427242697,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:47","end":"16:47","startHours":15.781505427242697,"endHours":16.7815054272427,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:47","end":"17:47","startHours":16.7815054272427,"endHours":17.7815054272427,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:47","end":"18:47","startHours":17.7815054272427,"endHours":18.7815054272427,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:47","end":"19:47","startHours":18.7815054272427,"endHours":19.7815054272427,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:47","end":"20:47","startHours":19.7815054272427,"endHours":20.7815054272427,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:47","end":"21:47","startHours":20.7815054272427,"endHours":21.7815054272427,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:47","end":"22:47","startHours":21.7815054272427,"endHours":22.7815054272427,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:47","end":"23:47","startHours":22.7815054272427,"endHours":23.7815054272427,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:47","end":"00:47","startHours":23.7815054272427,"endHours":24.7815054272427,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:47","end":"01:47","startHours":24.7815054272427,"endHours":25.7815054272427,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:47","end":"02:47","startHours":25.7815054272427,"endHours":26.7815054272427,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:47","end":"03:47","startHours":26.7815054272427,"endHours":27.7815054272427,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:47","end":"04:47","startHours":27.7815054272427,"endHours":28.7815054272427,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:47","end":"05:47","startHours":28.7815054272427,"endHours":29.7815054272427,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:47","end":"06:47","startHours":29.7815054272427,"endHours":30.7815054272427,"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"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-8.687642723141128,"eotMinutes":-13.55279212349825,"ayanamsa":25.1264}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Aṣṭamī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī + Kṛttikā","url":"/day/-3137-12-25","relevance":1},{"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}]},"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 26, 2091 CE · Ṛṣikeśa · Vidhyamitra","description":"February 26, 2091 CE for Ṛṣikeśa: Śukla Aṣṭamī, sūryodaya 06:47, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2091-02-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2091-02-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/2091-02-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/2091-02-26","x-default":"https://vidhyamitra.com/city/rishikesh/2091-02-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T00:40:21.765Z","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":"2026-05-20T00:40:21.765Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T00:40:21.765Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}