{"id":"vidhyamitra:city-day:rishikesh:1968-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1968-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1968-02-10","date_display":"February 10, 1968 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":1968,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439896.770833,"kali_year":5069,"ahargana":1851431.2708,"sun":{"sidereal_longitude":297.102,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":65.6017,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.4997,"elapsed_within_tithi_degrees":8.4997},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":65.6017,"elapsed_within_degrees":12.2684},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.7037},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"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":1968,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439896.770833,"ahargana":1851431.2708,"kali_year":5069,"ayanamsa_lahiri":23.4075,"grahas":{"sun":{"sidereal_longitude":296.9572579999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":65.69255799999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":4.0208},"mars":{"sidereal_longitude":331.56665799999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":308.3560580000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":129.254058,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":264.550758,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":346.133858,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":2.2616,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":182.2616,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"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":1968,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439896.770833,"kali_year":5069,"ahargana":1851431.2708,"sun":{"sidereal_longitude":297.102,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":65.6017,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":128.4997,"elapsed_within_tithi_degrees":8.4997},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":65.6017,"elapsed_within_degrees":12.2684},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.7037},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.021,"elongation":128.5},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.021,"opposition_distance":51.5}},"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":"07:02","sunsetLocal":"18:01","solarNoonLocal":"12:31","dayLengthHours":10.968626007638054,"dayLengthDisplay":"10 Hours 58 Mins 07 Secs","nightLengthDisplay":"13 Hours 01 Mins 53 Secs","moonriseLocal":"14:05","moonsetLocal":"04:08","rahuKala":{"name":"Rāhu Kāla","start":"09:47","end":"11:09","startHours":9.782448256282557,"endHours":11.153526507237313,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:54","end":"15:16","startHours":13.895683009146826,"endHours":15.266761260101585,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:02","end":"08:25","startHours":7.040291754373043,"endHours":8.4113700053278,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.599637822821922,"endHours":9.965258689743191,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:47","startHours":7.497317838024628,"endHours":7.7898145315616425,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:53","startHours":12.158983891270802,"endHours":12.89022562511334,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:35","end":"06:19","startHours":5.577808286687969,"endHours":6.309050020530506,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:02","startHours":6.126239587069872,"endHours":7.040291754373043,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:05","startHours":14.352709092798413,"endHours":15.083950826640951,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:49","end":"18:13","startHours":17.8089177620111,"endHours":18.208917762011097,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:01","end":"18:28","startHours":18.008917762011098,"endHours":18.465943845662682,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:46","end":"19:31","startHours":17.758917762011098,"endHours":19.508917762011098,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:53","startHours":24.1589838912708,"endHours":24.890225625113338,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:02","end":"08:25","startHours":7.040291754373043,"endHours":8.4113700053278,"quality":"inauspicious"},{"name":"Śubha","start":"08:25","end":"09:47","startHours":8.4113700053278,"endHours":9.782448256282557,"quality":"auspicious"},{"name":"Roga","start":"09:47","end":"11:09","startHours":9.782448256282557,"endHours":11.153526507237313,"quality":"inauspicious"},{"name":"Udveg","start":"11:09","end":"12:31","startHours":11.153526507237313,"endHours":12.52460475819207,"quality":"inauspicious"},{"name":"Chala","start":"12:31","end":"13:54","startHours":12.52460475819207,"endHours":13.895683009146826,"quality":"neutral"},{"name":"Labha","start":"13:54","end":"15:16","startHours":13.895683009146826,"endHours":15.266761260101585,"quality":"auspicious"},{"name":"Amṛta","start":"15:16","end":"16:38","startHours":15.266761260101585,"endHours":16.63783951105634,"quality":"auspicious"},{"name":"Kāla","start":"16:38","end":"18:01","startHours":16.63783951105634,"endHours":18.008917762011098,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:01","end":"19:38","startHours":18.008917762011098,"endHours":19.63783951105634,"quality":"auspicious"},{"name":"Amṛta","start":"19:38","end":"21:16","startHours":19.63783951105634,"endHours":21.266761260101585,"quality":"auspicious"},{"name":"Kāla","start":"21:16","end":"22:54","startHours":21.266761260101585,"endHours":22.89568300914683,"quality":"inauspicious"},{"name":"Śubha","start":"22:54","end":"00:31","startHours":22.89568300914683,"endHours":24.52460475819207,"quality":"auspicious"},{"name":"Roga","start":"00:31","end":"02:09","startHours":24.52460475819207,"endHours":26.153526507237316,"quality":"inauspicious"},{"name":"Udveg","start":"02:09","end":"03:47","startHours":26.153526507237316,"endHours":27.782448256282557,"quality":"inauspicious"},{"name":"Chala","start":"03:47","end":"05:25","startHours":27.782448256282557,"endHours":29.4113700053278,"quality":"neutral"},{"name":"Labha","start":"05:25","end":"07:02","startHours":29.4113700053278,"endHours":31.040291754373044,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.040291754373043,"endHours":8.040291754373044,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.040291754373044,"endHours":9.040291754373044,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.040291754373044,"endHours":10.040291754373044,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.040291754373044,"endHours":11.040291754373044,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.040291754373044,"endHours":12.040291754373044,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.040291754373044,"endHours":13.040291754373044,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.040291754373044,"endHours":14.040291754373044,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.040291754373044,"endHours":15.040291754373044,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.040291754373044,"endHours":16.040291754373044,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.040291754373044,"endHours":17.040291754373044,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.040291754373044,"endHours":18.040291754373044,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.040291754373044,"endHours":19.040291754373044,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.040291754373044,"endHours":20.040291754373044,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.040291754373044,"endHours":21.040291754373044,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.040291754373044,"endHours":22.040291754373044,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.040291754373044,"endHours":23.040291754373044,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.040291754373044,"endHours":24.040291754373044,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.040291754373044,"endHours":25.040291754373044,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.040291754373044,"endHours":26.040291754373044,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.040291754373044,"endHours":27.040291754373044,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.040291754373044,"endHours":28.040291754373044,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.040291754373044,"endHours":29.040291754373044,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.040291754373044,"endHours":30.040291754373044,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.040291754373044,"endHours":31.040291754373044,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-14.697317793801197,"eotMinutes":-14.546685491524224,"ayanamsa":23.4075}},"calendars":{"vikram_samvat":2025,"vikram_samvatsara":"Durmati","saka_samvat":1890,"saka_samvatsara":"Kīlaka","bengali_samvat":1375,"malayalam_era":1144,"nanakshahi_year":499,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ekādaśī · Vikram 2025 Durmati · Śaka 1890 Kīlaka"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"id":"jaya-ekadashi","name":"Jayā Ekādaśī","name_sanskrit":"जया एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Removes pretatva (ghost-state); grants victory.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":[]},"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 10, 1968 CE · Ṛṣikeśa · Vidhyamitra","description":"February 10, 1968 CE for Ṛṣikeśa: Śukla Ekādaśī, sūryodaya 07:02, sūryāsta 18:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1968-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1968-02-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/1968-02-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/1968-02-10","x-default":"https://vidhyamitra.com/city/rishikesh/1968-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T17:50:49.636Z","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":"2026-05-19T17:50:49.636Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T17:50:49.636Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}