{"id":"vidhyamitra:city-day:rishikesh:1918-01-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1918-01-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1918-01-09","date_display":"January 9, 1918 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":1918,"month":1,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2421602.770833,"kali_year":5019,"ahargana":1833137.2708,"sun":{"sidereal_longitude":265.3026,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":216.2564,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.9539,"elapsed_within_tithi_degrees":10.9539},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.2564,"elapsed_within_degrees":2.9231},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.559},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1918,"month":1,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2421602.770833,"ahargana":1833137.2708,"kali_year":5019,"ayanamsa_lahiri":22.7078,"grahas":{"sun":{"sidereal_longitude":265.268424,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":215.664224,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-2.5992},"mars":{"sidereal_longitude":157.784224,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":253.91742399999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":39.75462399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":304.51762399999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":110.744124,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":251.5657,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":71.5657,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1918,"month":1,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2421602.770833,"kali_year":5019,"ahargana":1833137.2708,"sun":{"sidereal_longitude":265.3026,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":216.2564,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":310.9539,"elapsed_within_tithi_degrees":10.9539},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.2564,"elapsed_within_degrees":2.9231},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.559},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.599,"elongation":49.046},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.599,"opposition_distance":130.954}},"eclipse_window_40days":[{"offset_days":-12,"type":"lunar","occurs":true,"moon_latitude":0.156,"opposition_distance":2.753},{"offset_days":4,"type":"solar","occurs":true,"moon_latitude":1.39,"elongation":0.055}]},"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":"07:15","sunsetLocal":"17:34","solarNoonLocal":"12:24","dayLengthHours":10.316149449334148,"dayLengthDisplay":"10 Hours 18 Mins 58 Secs","nightLengthDisplay":"13 Hours 41 Mins 02 Secs","moonriseLocal":"03:51","moonsetLocal":"14:20","rahuKala":{"name":"Rāhu Kāla","start":"12:24","end":"13:41","startHours":12.400564838639642,"endHours":13.69008351980641,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:32","end":"09:49","startHours":8.532008795139337,"endHours":9.821527476306105,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:07","end":"12:24","startHours":11.111046157472874,"endHours":12.400564838639642,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:00","startHours":9.649591652150537,"endHours":9.993463300461675,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:57","startHours":7.672329674361492,"endHours":7.947426993010403,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:45","startHours":12.056693190328504,"endHours":12.74443648695078,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.867003520728016,"endHours":6.554746817350293,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:15","startHours":6.382810993194724,"endHours":7.242490113972569,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:48","startHours":14.119923080195335,"endHours":14.807666376817611,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.358639563306717,"endHours":17.758639563306716,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"17:59","startHours":17.558639563306716,"endHours":17.98847912369564,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.308639563306716,"endHours":19.058639563306716,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:45","startHours":24.056693190328502,"endHours":24.744436486950782,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:15","end":"08:32","startHours":7.242490113972569,"endHours":8.532008795139337,"quality":"auspicious"},{"name":"Amṛta","start":"08:32","end":"09:49","startHours":8.532008795139337,"endHours":9.821527476306105,"quality":"auspicious"},{"name":"Kāla","start":"09:49","end":"11:07","startHours":9.821527476306105,"endHours":11.111046157472874,"quality":"inauspicious"},{"name":"Śubha","start":"11:07","end":"12:24","startHours":11.111046157472874,"endHours":12.400564838639642,"quality":"auspicious"},{"name":"Roga","start":"12:24","end":"13:41","startHours":12.400564838639642,"endHours":13.69008351980641,"quality":"inauspicious"},{"name":"Udveg","start":"13:41","end":"14:59","startHours":13.69008351980641,"endHours":14.97960220097318,"quality":"inauspicious"},{"name":"Chala","start":"14:59","end":"16:16","startHours":14.97960220097318,"endHours":16.269120882139948,"quality":"neutral"},{"name":"Labha","start":"16:16","end":"17:34","startHours":16.269120882139948,"endHours":17.558639563306716,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:34","end":"19:16","startHours":17.558639563306716,"endHours":19.269120882139948,"quality":"inauspicious"},{"name":"Chala","start":"19:16","end":"20:59","startHours":19.269120882139948,"endHours":20.97960220097318,"quality":"neutral"},{"name":"Labha","start":"20:59","end":"22:41","startHours":20.97960220097318,"endHours":22.69008351980641,"quality":"auspicious"},{"name":"Amṛta","start":"22:41","end":"00:24","startHours":22.69008351980641,"endHours":24.400564838639642,"quality":"auspicious"},{"name":"Kāla","start":"00:24","end":"02:07","startHours":24.400564838639642,"endHours":26.111046157472874,"quality":"inauspicious"},{"name":"Śubha","start":"02:07","end":"03:49","startHours":26.111046157472874,"endHours":27.821527476306105,"quality":"auspicious"},{"name":"Roga","start":"03:49","end":"05:32","startHours":27.821527476306105,"endHours":29.532008795139337,"quality":"inauspicious"},{"name":"Udveg","start":"05:32","end":"07:15","startHours":29.532008795139337,"endHours":31.24249011397257,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.242490113972569,"endHours":8.242490113972568,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.242490113972568,"endHours":9.242490113972568,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.242490113972568,"endHours":10.242490113972568,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.242490113972568,"endHours":11.242490113972568,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.242490113972568,"endHours":12.242490113972568,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.242490113972568,"endHours":13.242490113972568,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.242490113972568,"endHours":14.242490113972568,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.242490113972568,"endHours":15.242490113972568,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.242490113972568,"endHours":16.24249011397257,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.24249011397257,"endHours":17.24249011397257,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.24249011397257,"endHours":18.24249011397257,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.24249011397257,"endHours":19.24249011397257,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.24249011397257,"endHours":20.24249011397257,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.24249011397257,"endHours":21.24249011397257,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.24249011397257,"endHours":22.24249011397257,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.24249011397257,"endHours":23.24249011397257,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.24249011397257,"endHours":24.24249011397257,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.24249011397257,"endHours":25.24249011397257,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.24249011397257,"endHours":26.24249011397257,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.24249011397257,"endHours":27.24249011397257,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.24249011397257,"endHours":28.24249011397257,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.24249011397257,"endHours":29.24249011397257,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.24249011397257,"endHours":30.24249011397257,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.24249011397257,"endHours":31.24249011397257,"planetary_lord":"Sun"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.229473815801867,"eotMinutes":-7.10429031837854,"ayanamsa":22.7078}},"calendars":{"vikram_samvat":1975,"vikram_samvatsara":"Prajāpati","saka_samvat":1840,"saka_samvatsara":"Kālayukta","bengali_samvat":1325,"malayalam_era":1094,"nanakshahi_year":449,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ekādaśī · Vikram 1975 Prajāpati · Śaka 1840 Kālayukta"},"festivals":[{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 January 9, 1918 CE · Ṛṣikeśa · Vidhyamitra","description":"January 9, 1918 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 07:15, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1918-01-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1918-01-09","sa":"https://sa.vidhyamitra.com/city/rishikesh/1918-01-09","hi":"https://hi.vidhyamitra.com/city/rishikesh/1918-01-09","x-default":"https://vidhyamitra.com/city/rishikesh/1918-01-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:01:00.966Z","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":"2026-05-31T13:01:00.966Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:01:00.966Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}