{"id":"vidhyamitra:city-day:rishikesh:2075-02-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2075-02-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2075-02-18","date_display":"February 18, 2075 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":2075,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478986.770833,"kali_year":5176,"ahargana":1890521.2708,"sun":{"sidereal_longitude":304.5313,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":340.5605,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.0292,"elapsed_within_tithi_degrees":0.0292},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.5605,"elapsed_within_degrees":7.2271},"yoga":{"number":22,"name":"Sādhya","sum_longitude":285.0918},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2075,"month":2,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2478986.770833,"ahargana":1890521.2708,"kali_year":5176,"ayanamsa_lahiri":24.9025,"grahas":{"sun":{"sidereal_longitude":304.59723299999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":339.656633,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":-4.2138},"mars":{"sidereal_longitude":307.69293300000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":278.87903299999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":134.628833,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":263.720233,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":231.64293299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":91.0852,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":271.0852,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2075,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2478986.770833,"kali_year":5176,"ahargana":1890521.2708,"sun":{"sidereal_longitude":304.5313,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":340.5605,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.0292,"elapsed_within_tithi_degrees":0.0292},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.5605,"elapsed_within_degrees":7.2271},"yoga":{"number":22,"name":"Sādhya","sum_longitude":285.0918},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.214,"elongation":36.029},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.214,"opposition_distance":143.971}},"eclipse_window_40days":[{"offset_days":-17,"type":"lunar","occurs":true,"moon_latitude":1.053,"opposition_distance":1.686}]},"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":11.217428111291557,"dayLengthDisplay":"11 Hours 13 Mins 03 Secs","nightLengthDisplay":"12 Hours 46 Mins 57 Secs","moonriseLocal":"08:45","moonsetLocal":"20:58","rahuKala":{"name":"Rāhu Kāla","start":"08:19","end":"09:43","startHours":8.316205728472337,"endHours":9.718384242383781,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:07","end":"12:31","startHours":11.120562756295227,"endHours":12.522741270206671,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:20","startHours":13.924919784118115,"endHours":15.327098298029561,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:54","startHours":9.53142710719559,"endHours":9.905341377571975,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:23","end":"07:41","startHours":7.381420052531374,"endHours":7.6805514688324825,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.148826999830286,"endHours":12.896655540583057,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:10","startHours":5.418370133055351,"endHours":6.166198673808122,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:55","startHours":5.979241538619929,"endHours":6.9140272145608925,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.392312622088598,"endHours":15.140141162841369,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.93145532585245,"endHours":18.33145532585245,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:36","startHours":18.13145532585245,"endHours":18.598848163822932,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.88145532585245,"endHours":19.63145532585245,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.148826999830288,"endHours":24.89665554058306,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:55","end":"08:19","startHours":6.9140272145608925,"endHours":8.316205728472337,"quality":"auspicious"},{"name":"Kāla","start":"08:19","end":"09:43","startHours":8.316205728472337,"endHours":9.718384242383781,"quality":"inauspicious"},{"name":"Śubha","start":"09:43","end":"11:07","startHours":9.718384242383781,"endHours":11.120562756295227,"quality":"auspicious"},{"name":"Roga","start":"11:07","end":"12:31","startHours":11.120562756295227,"endHours":12.522741270206671,"quality":"inauspicious"},{"name":"Udveg","start":"12:31","end":"13:55","startHours":12.522741270206671,"endHours":13.924919784118115,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:20","startHours":13.924919784118115,"endHours":15.327098298029561,"quality":"neutral"},{"name":"Labha","start":"15:20","end":"16:44","startHours":15.327098298029561,"endHours":16.729276811941006,"quality":"auspicious"},{"name":"Amṛta","start":"16:44","end":"18:08","startHours":16.729276811941006,"endHours":18.13145532585245,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:08","end":"19:44","startHours":18.13145532585245,"endHours":19.729276811941006,"quality":"neutral"},{"name":"Labha","start":"19:44","end":"21:20","startHours":19.729276811941006,"endHours":21.32709829802956,"quality":"auspicious"},{"name":"Amṛta","start":"21:20","end":"22:55","startHours":21.32709829802956,"endHours":22.924919784118117,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:31","startHours":22.924919784118117,"endHours":24.522741270206673,"quality":"inauspicious"},{"name":"Śubha","start":"00:31","end":"02:07","startHours":24.522741270206673,"endHours":26.12056275629523,"quality":"auspicious"},{"name":"Roga","start":"02:07","end":"03:43","startHours":26.12056275629523,"endHours":27.71838424238378,"quality":"inauspicious"},{"name":"Udveg","start":"03:43","end":"05:19","startHours":27.71838424238378,"endHours":29.316205728472337,"quality":"inauspicious"},{"name":"Chala","start":"05:19","end":"06:55","startHours":29.316205728472337,"endHours":30.914027214560893,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:55","end":"07:55","startHours":6.9140272145608925,"endHours":7.9140272145608925,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:55","end":"08:55","startHours":7.9140272145608925,"endHours":8.914027214560893,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:55","end":"09:55","startHours":8.914027214560893,"endHours":9.914027214560893,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:55","end":"10:55","startHours":9.914027214560893,"endHours":10.914027214560893,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:55","end":"11:55","startHours":10.914027214560893,"endHours":11.914027214560893,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:55","end":"12:55","startHours":11.914027214560893,"endHours":12.914027214560893,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:55","end":"13:55","startHours":12.914027214560893,"endHours":13.914027214560893,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:55","end":"14:55","startHours":13.914027214560893,"endHours":14.914027214560893,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:55","end":"15:55","startHours":14.914027214560893,"endHours":15.914027214560893,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:55","end":"16:55","startHours":15.914027214560893,"endHours":16.914027214560893,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:55","end":"17:55","startHours":16.914027214560893,"endHours":17.914027214560893,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:55","end":"18:55","startHours":17.914027214560893,"endHours":18.914027214560893,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:55","end":"19:55","startHours":18.914027214560893,"endHours":19.914027214560893,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:55","end":"20:55","startHours":19.914027214560893,"endHours":20.914027214560893,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:55","end":"21:55","startHours":20.914027214560893,"endHours":21.914027214560893,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:55","end":"22:55","startHours":21.914027214560893,"endHours":22.914027214560893,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:55","end":"23:55","startHours":22.914027214560893,"endHours":23.914027214560893,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:55","end":"00:55","startHours":23.914027214560893,"endHours":24.914027214560893,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:55","end":"01:55","startHours":24.914027214560893,"endHours":25.914027214560893,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:55","end":"02:55","startHours":25.914027214560893,"endHours":26.914027214560893,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:55","end":"03:55","startHours":26.914027214560893,"endHours":27.914027214560893,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:55","end":"04:55","startHours":27.914027214560893,"endHours":28.914027214560893,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:55","end":"05:55","startHours":28.914027214560893,"endHours":29.914027214560893,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:55","end":"06:55","startHours":29.914027214560893,"endHours":30.914027214560893,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-11.646103518529223,"eotMinutes":-14.434876212400278,"ayanamsa":24.9025}},"calendars":{"vikram_samvat":2132,"vikram_samvatsara":"Kīlaka","saka_samvat":1997,"saka_samvatsara":"Manmatha","bengali_samvat":1482,"malayalam_era":1251,"nanakshahi_year":606,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturthī · Vikram 2132 Kīlaka · Śaka 1997 Manmatha"},"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},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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, 2075 CE · Ṛṣikeśa · Vidhyamitra","description":"February 18, 2075 CE for Ṛṣikeśa: Śukla Caturthī, sūryodaya 06:55, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2075-02-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2075-02-18","sa":"https://sa.vidhyamitra.com/city/rishikesh/2075-02-18","hi":"https://hi.vidhyamitra.com/city/rishikesh/2075-02-18","x-default":"https://vidhyamitra.com/city/rishikesh/2075-02-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T17:58:24.190Z","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":"2026-05-18T17:58:24.190Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T17:58:24.190Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}