{"id":"vidhyamitra:city-day:rishikesh:2055-02-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2055-02-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2055-02-18","date_display":"February 18, 2055 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":2055,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2471681.770833,"kali_year":5156,"ahargana":1883216.2708,"sun":{"sidereal_longitude":304.7089,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":204.322,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.6131,"elapsed_within_tithi_degrees":7.6131},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":204.322,"elapsed_within_degrees":4.322},"yoga":{"number":12,"name":"Dhruva","sum_longitude":149.0309},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2055,"month":2,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2471681.770833,"ahargana":1883216.2708,"kali_year":5156,"ayanamsa_lahiri":24.6232,"grahas":{"sun":{"sidereal_longitude":304.726938,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":207.82583799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":4.49},"mars":{"sidereal_longitude":56.204837999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":277.9963379999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":246.88993800000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":334.30323799999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":330.91703800000005,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":118.1393,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":298.1393,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2055,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2471681.770833,"kali_year":5156,"ahargana":1883216.2708,"sun":{"sidereal_longitude":304.7089,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":204.322,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":259.6131,"elapsed_within_tithi_degrees":7.6131},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":204.322,"elapsed_within_degrees":4.322},"yoga":{"number":12,"name":"Dhruva","sum_longitude":149.0309},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.49,"elongation":100.387},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.49,"opposition_distance":79.613}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":0.019,"opposition_distance":0.089}]},"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":"06:55","sunsetLocal":"18:08","solarNoonLocal":"12:31","dayLengthHours":11.213217403297353,"dayLengthDisplay":"11 Hours 12 Mins 48 Secs","nightLengthDisplay":"12 Hours 47 Mins 12 Secs","moonriseLocal":"00:45","moonsetLocal":"11:22","rahuKala":{"name":"Rāhu Kāla","start":"13:55","end":"15:20","startHours":13.92439344561884,"endHours":15.32604562103101,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:55","end":"08:19","startHours":6.916132568557994,"endHours":8.317784743970163,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:43","end":"11:07","startHours":9.719436919382332,"endHours":11.121089094794502,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:54","startHours":9.53254996266071,"endHours":9.906323876103954,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:23","end":"07:41","startHours":7.38334996036205,"endHours":7.682369091116646,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.148967356763427,"endHours":12.896515183649916,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:10","startHours":5.421036914785013,"endHours":6.168584741671504,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:55","startHours":5.981697784949881,"endHours":6.916132568557994,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:08","startHours":14.391610837422895,"endHours":15.139158664309386,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.92934997185535,"endHours":18.329349971855347,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:36","startHours":18.129349971855348,"endHours":18.596567363659403,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.879349971855348,"endHours":19.629349971855348,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.14896735676343,"endHours":24.896515183649917,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:55","end":"08:19","startHours":6.916132568557994,"endHours":8.317784743970163,"quality":"auspicious"},{"name":"Roga","start":"08:19","end":"09:43","startHours":8.317784743970163,"endHours":9.719436919382332,"quality":"inauspicious"},{"name":"Udveg","start":"09:43","end":"11:07","startHours":9.719436919382332,"endHours":11.121089094794502,"quality":"inauspicious"},{"name":"Chala","start":"11:07","end":"12:31","startHours":11.121089094794502,"endHours":12.52274127020667,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:55","startHours":12.52274127020667,"endHours":13.92439344561884,"quality":"auspicious"},{"name":"Amṛta","start":"13:55","end":"15:20","startHours":13.92439344561884,"endHours":15.32604562103101,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"16:44","startHours":15.32604562103101,"endHours":16.727697796443177,"quality":"inauspicious"},{"name":"Śubha","start":"16:44","end":"18:08","startHours":16.727697796443177,"endHours":18.129349971855348,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:08","end":"19:44","startHours":18.129349971855348,"endHours":19.727697796443177,"quality":"auspicious"},{"name":"Kāla","start":"19:44","end":"21:20","startHours":19.727697796443177,"endHours":21.32604562103101,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:55","startHours":21.32604562103101,"endHours":22.92439344561884,"quality":"auspicious"},{"name":"Roga","start":"22:55","end":"00:31","startHours":22.92439344561884,"endHours":24.522741270206673,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:07","startHours":24.522741270206673,"endHours":26.121089094794502,"quality":"inauspicious"},{"name":"Chala","start":"02:07","end":"03:43","startHours":26.121089094794502,"endHours":27.719436919382332,"quality":"neutral"},{"name":"Labha","start":"03:43","end":"05:19","startHours":27.719436919382332,"endHours":29.317784743970165,"quality":"auspicious"},{"name":"Amṛta","start":"05:19","end":"06:55","startHours":29.317784743970165,"endHours":30.916132568557995,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:55","end":"07:55","startHours":6.916132568557994,"endHours":7.916132568557994,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:55","end":"08:55","startHours":7.916132568557994,"endHours":8.916132568557995,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:55","end":"09:55","startHours":8.916132568557995,"endHours":9.916132568557995,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:55","end":"10:55","startHours":9.916132568557995,"endHours":10.916132568557995,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:55","end":"11:55","startHours":10.916132568557995,"endHours":11.916132568557995,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:55","end":"12:55","startHours":11.916132568557995,"endHours":12.916132568557995,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:55","end":"13:55","startHours":12.916132568557995,"endHours":13.916132568557995,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:55","end":"14:55","startHours":13.916132568557995,"endHours":14.916132568557995,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:55","end":"15:55","startHours":14.916132568557995,"endHours":15.916132568557995,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:55","end":"16:55","startHours":15.916132568557995,"endHours":16.916132568557995,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:55","end":"17:55","startHours":16.916132568557995,"endHours":17.916132568557995,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:55","end":"18:55","startHours":17.916132568557995,"endHours":18.916132568557995,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:55","end":"19:55","startHours":18.916132568557995,"endHours":19.916132568557995,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:55","end":"20:55","startHours":19.916132568557995,"endHours":20.916132568557995,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:55","end":"21:55","startHours":20.916132568557995,"endHours":21.916132568557995,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:55","end":"22:55","startHours":21.916132568557995,"endHours":22.916132568557995,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:55","end":"23:55","startHours":22.916132568557995,"endHours":23.916132568557995,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:55","end":"00:55","startHours":23.916132568557995,"endHours":24.916132568557995,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:55","end":"01:55","startHours":24.916132568557995,"endHours":25.916132568557995,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:55","end":"02:55","startHours":25.916132568557995,"endHours":26.916132568557995,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:55","end":"03:55","startHours":26.916132568557995,"endHours":27.916132568557995,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:55","end":"04:55","startHours":27.916132568557995,"endHours":28.916132568557995,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:55","end":"05:55","startHours":28.916132568557995,"endHours":29.916132568557995,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:55","end":"06:55","startHours":29.916132568557995,"endHours":30.916132568557995,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-11.698411471310097,"eotMinutes":-14.434876212400278,"ayanamsa":24.6232}},"calendars":{"vikram_samvat":2112,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1977,"saka_samvatsara":"Yuva","bengali_samvat":1462,"malayalam_era":1231,"nanakshahi_year":586,"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 Saptamī · Vikram 2112 Sarvadhāri · Śaka 1977 Yuva"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 18, 2055 CE · Ṛṣikeśa · Vidhyamitra","description":"February 18, 2055 CE for Ṛṣikeśa: Kṛṣṇa Saptamī, sūryodaya 06:55, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2055-02-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2055-02-18","sa":"https://sa.vidhyamitra.com/city/rishikesh/2055-02-18","hi":"https://hi.vidhyamitra.com/city/rishikesh/2055-02-18","x-default":"https://vidhyamitra.com/city/rishikesh/2055-02-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:14:23.030Z","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":"2026-05-31T20:14:23.030Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:14:23.030Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}