{"id":"vidhyamitra:city-day:rishikesh:1912-02-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1912-02-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1912-02-08","date_display":"February 8, 1912 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":1912,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419440.770833,"kali_year":5013,"ahargana":1830975.2708,"sun":{"sidereal_longitude":295.5649,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":180.1105,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":244.5456,"elapsed_within_tithi_degrees":4.5456},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.1105,"elapsed_within_degrees":6.7772},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.6754},"karana":{"half_tithi_index":40,"name":"Gara"},"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":1912,"month":2,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419440.770833,"ahargana":1830975.2708,"kali_year":5013,"ayanamsa_lahiri":22.6251,"grahas":{"sun":{"sidereal_longitude":295.29832799999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":182.06602799999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":0.4706},"mars":{"sidereal_longitude":41.48492799999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":280.098928,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":230.08022800000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":259.607128,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":22.126728000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":6.1189,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":186.1189,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"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":1912,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419440.770833,"kali_year":5013,"ahargana":1830975.2708,"sun":{"sidereal_longitude":295.5649,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":180.1105,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":244.5456,"elapsed_within_tithi_degrees":4.5456},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":180.1105,"elapsed_within_degrees":6.7772},"yoga":{"number":9,"name":"Śūla","sum_longitude":115.6754},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.471,"elongation":115.454},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.471,"opposition_distance":64.546}},"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":"07:04","sunsetLocal":"17:59","solarNoonLocal":"12:31","dayLengthHours":10.90547309819711,"dayLengthDisplay":"10 Hours 54 Mins 20 Secs","nightLengthDisplay":"13 Hours 05 Mins 40 Secs","moonriseLocal":"23:18","moonsetLocal":"10:39","rahuKala":{"name":"Rāhu Kāla","start":"13:53","end":"15:15","startHours":13.886127038619005,"endHours":15.249311175893645,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:04","end":"08:26","startHours":7.070206352245813,"endHours":8.433390489520452,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:48","end":"11:10","startHours":9.79657462679509,"endHours":11.159758764069728,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.614816741825138,"endHours":9.978332511765043,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:49","startHours":7.5246010646706925,"endHours":7.8154136806226155,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:53","startHours":12.159427131404463,"endHours":12.88645867128427,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:21","startHours":5.616143272486198,"endHours":6.343174812366005,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:04","startHours":6.161416927396053,"endHours":7.070206352245813,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:04","startHours":14.340521751043886,"endHours":15.067553290923692,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.775679450442922,"endHours":18.17567945044292,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:26","startHours":17.97567945044292,"endHours":18.4300741628678,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.72567945044292,"endHours":19.47567945044292,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:53","startHours":24.15942713140446,"endHours":24.88645867128427,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:04","end":"08:26","startHours":7.070206352245813,"endHours":8.433390489520452,"quality":"auspicious"},{"name":"Roga","start":"08:26","end":"09:48","startHours":8.433390489520452,"endHours":9.79657462679509,"quality":"inauspicious"},{"name":"Udveg","start":"09:48","end":"11:10","startHours":9.79657462679509,"endHours":11.159758764069728,"quality":"inauspicious"},{"name":"Chala","start":"11:10","end":"12:31","startHours":11.159758764069728,"endHours":12.522942901344368,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:53","startHours":12.522942901344368,"endHours":13.886127038619005,"quality":"auspicious"},{"name":"Amṛta","start":"13:53","end":"15:15","startHours":13.886127038619005,"endHours":15.249311175893645,"quality":"auspicious"},{"name":"Kāla","start":"15:15","end":"16:37","startHours":15.249311175893645,"endHours":16.612495313168285,"quality":"inauspicious"},{"name":"Śubha","start":"16:37","end":"17:59","startHours":16.612495313168285,"endHours":17.97567945044292,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:59","end":"19:37","startHours":17.97567945044292,"endHours":19.61249531316828,"quality":"auspicious"},{"name":"Kāla","start":"19:37","end":"21:15","startHours":19.61249531316828,"endHours":21.249311175893645,"quality":"inauspicious"},{"name":"Śubha","start":"21:15","end":"22:53","startHours":21.249311175893645,"endHours":22.886127038619005,"quality":"auspicious"},{"name":"Roga","start":"22:53","end":"00:31","startHours":22.886127038619005,"endHours":24.522942901344365,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:10","startHours":24.522942901344365,"endHours":26.15975876406973,"quality":"inauspicious"},{"name":"Chala","start":"02:10","end":"03:48","startHours":26.15975876406973,"endHours":27.79657462679509,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:26","startHours":27.79657462679509,"endHours":29.43339048952045,"quality":"auspicious"},{"name":"Amṛta","start":"05:26","end":"07:04","startHours":29.43339048952045,"endHours":31.070206352245812,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.070206352245813,"endHours":8.070206352245812,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.070206352245812,"endHours":9.070206352245812,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.070206352245812,"endHours":10.070206352245812,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.070206352245812,"endHours":11.070206352245812,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.070206352245812,"endHours":12.070206352245812,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.070206352245812,"endHours":13.070206352245812,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.070206352245812,"endHours":14.070206352245812,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.070206352245812,"endHours":15.070206352245812,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.070206352245812,"endHours":16.070206352245812,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.070206352245812,"endHours":17.070206352245812,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.070206352245812,"endHours":18.070206352245812,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.070206352245812,"endHours":19.070206352245812,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.070206352245812,"endHours":20.070206352245812,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.070206352245812,"endHours":21.070206352245812,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.070206352245812,"endHours":22.070206352245812,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.070206352245812,"endHours":23.070206352245812,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.070206352245812,"endHours":24.070206352245812,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.070206352245812,"endHours":25.070206352245812,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.070206352245812,"endHours":26.070206352245812,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.070206352245812,"endHours":27.070206352245812,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.070206352245812,"endHours":28.070206352245812,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.070206352245812,"endHours":29.070206352245812,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.070206352245812,"endHours":30.070206352245812,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.070206352245812,"endHours":31.070206352245812,"planetary_lord":"Moon"}],"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","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.457869945036379,"eotMinutes":-14.446974080661976,"ayanamsa":22.6251}},"calendars":{"vikram_samvat":1969,"vikram_samvatsara":"Krodhana","saka_samvat":1834,"saka_samvatsara":"Paridhāvi","bengali_samvat":1319,"malayalam_era":1088,"nanakshahi_year":443,"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":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Ṣaṣṭhī · Vikram 1969 Krodhana · Śaka 1834 Paridhāvi"},"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":[]},"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 8, 1912 CE · Ṛṣikeśa · Vidhyamitra","description":"February 8, 1912 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:04, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1912-02-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1912-02-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/1912-02-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/1912-02-08","x-default":"https://vidhyamitra.com/city/rishikesh/1912-02-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T17:15:33.301Z","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":"2026-05-31T17:15:33.301Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T17:15:33.301Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}