{"id":"vidhyamitra:city-day:rishikesh:1905-02-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1905-02-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1905-02-23","date_display":"February 23, 1905 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":1905,"month":2,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2416899.770833,"kali_year":5006,"ahargana":1828434.2708,"sun":{"sidereal_longitude":311.603,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":174.1308,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.5278,"elapsed_within_tithi_degrees":6.5278},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.1308,"elapsed_within_degrees":0.7974},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.7337},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":1905,"month":2,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2416899.770833,"ahargana":1828434.2708,"kali_year":5006,"ayanamsa_lahiri":22.5279,"grahas":{"sun":{"sidereal_longitude":311.2461129999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":176.76861299999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":2.4739},"mars":{"sidereal_longitude":206.291113,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":300.4862129999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":6.413612999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":358.989713,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":303.4445129999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":140.7533,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.7533,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"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":1905,"month":2,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2416899.770833,"kali_year":5006,"ahargana":1828434.2708,"sun":{"sidereal_longitude":311.603,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":174.1308,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":222.5278,"elapsed_within_tithi_degrees":6.5278},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.1308,"elapsed_within_degrees":0.7974},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.7337},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.474,"elongation":137.472},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.474,"opposition_distance":42.528}},"eclipse_window_40days":[{"offset_days":-3,"type":"lunar","occurs":true,"moon_latitude":-0.797,"opposition_distance":2.126},{"offset_days":11,"type":"solar","occurs":true,"moon_latitude":-0.126,"elongation":0.894}]},"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":"06:51","sunsetLocal":"18:11","solarNoonLocal":"12:31","dayLengthHours":11.339317415995268,"dayLengthDisplay":"11 Hours 20 Mins 22 Secs","nightLengthDisplay":"12 Hours 39 Mins 38 Secs","moonriseLocal":"21:48","moonsetLocal":"09:18","rahuKala":{"name":"Rāhu Kāla","start":"13:56","end":"15:21","startHours":13.932379626323797,"endHours":15.349794303323208,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:51","end":"08:16","startHours":6.845306241326756,"endHours":8.262720918326163,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:41","end":"11:06","startHours":9.680135595325574,"endHours":11.09755027232498,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:52","startHours":9.491146971725652,"endHours":9.869124218925494,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:37","startHours":7.317777800326558,"endHours":7.620159598086432,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:54","startHours":12.136987702124548,"endHours":12.892942196524233,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:20","end":"06:05","startHours":5.333397252527387,"endHours":6.089351746927071,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:54","end":"06:51","startHours":5.90036312332715,"endHours":6.845306241326756,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:10","startHours":14.4048511853236,"endHours":15.160805679723286,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.984623657322025,"endHours":18.384623657322024,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:39","startHours":18.184623657322025,"endHours":18.657095216321828,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.934623657322025,"endHours":19.684623657322025,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:54","startHours":24.13698770212455,"endHours":24.89294219652423,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:51","end":"08:16","startHours":6.845306241326756,"endHours":8.262720918326163,"quality":"auspicious"},{"name":"Roga","start":"08:16","end":"09:41","startHours":8.262720918326163,"endHours":9.680135595325574,"quality":"inauspicious"},{"name":"Udveg","start":"09:41","end":"11:06","startHours":9.680135595325574,"endHours":11.09755027232498,"quality":"inauspicious"},{"name":"Chala","start":"11:06","end":"12:31","startHours":11.09755027232498,"endHours":12.51496494932439,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:56","startHours":12.51496494932439,"endHours":13.932379626323797,"quality":"auspicious"},{"name":"Amṛta","start":"13:56","end":"15:21","startHours":13.932379626323797,"endHours":15.349794303323208,"quality":"auspicious"},{"name":"Kāla","start":"15:21","end":"16:46","startHours":15.349794303323208,"endHours":16.767208980322614,"quality":"inauspicious"},{"name":"Śubha","start":"16:46","end":"18:11","startHours":16.767208980322614,"endHours":18.184623657322025,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:11","end":"19:46","startHours":18.184623657322025,"endHours":19.767208980322614,"quality":"auspicious"},{"name":"Kāla","start":"19:46","end":"21:21","startHours":19.767208980322614,"endHours":21.349794303323208,"quality":"inauspicious"},{"name":"Śubha","start":"21:21","end":"22:56","startHours":21.349794303323208,"endHours":22.9323796263238,"quality":"auspicious"},{"name":"Roga","start":"22:56","end":"00:31","startHours":22.9323796263238,"endHours":24.51496494932439,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:06","startHours":24.51496494932439,"endHours":26.09755027232498,"quality":"inauspicious"},{"name":"Chala","start":"02:06","end":"03:41","startHours":26.09755027232498,"endHours":27.680135595325574,"quality":"neutral"},{"name":"Labha","start":"03:41","end":"05:16","startHours":27.680135595325574,"endHours":29.262720918326167,"quality":"auspicious"},{"name":"Amṛta","start":"05:16","end":"06:51","startHours":29.262720918326167,"endHours":30.845306241326757,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.845306241326756,"endHours":7.845306241326756,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.845306241326756,"endHours":8.845306241326757,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.845306241326757,"endHours":9.845306241326757,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.845306241326757,"endHours":10.845306241326757,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.845306241326757,"endHours":11.845306241326757,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.845306241326757,"endHours":12.845306241326757,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.845306241326757,"endHours":13.845306241326757,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.845306241326757,"endHours":14.845306241326757,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.845306241326757,"endHours":15.845306241326757,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.845306241326757,"endHours":16.845306241326757,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.845306241326757,"endHours":17.845306241326757,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.845306241326757,"endHours":18.845306241326757,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.845306241326757,"endHours":19.845306241326757,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.845306241326757,"endHours":20.845306241326757,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.845306241326757,"endHours":21.845306241326757,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.845306241326757,"endHours":22.845306241326757,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.845306241326757,"endHours":23.845306241326757,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.845306241326757,"endHours":24.845306241326757,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.845306241326757,"endHours":25.845306241326757,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.845306241326757,"endHours":26.845306241326757,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.845306241326757,"endHours":27.845306241326757,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.845306241326757,"endHours":28.845306241326757,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.845306241326757,"endHours":29.845306241326757,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.845306241326757,"endHours":30.845306241326757,"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.123066086409,"eotMinutes":-13.968296959463448,"ayanamsa":22.5279}},"calendars":{"vikram_samvat":1962,"vikram_samvatsara":"Kālayukta","saka_samvat":1827,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1312,"malayalam_era":1081,"nanakshahi_year":436,"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 Caturthī · Vikram 1962 Kālayukta · Śaka 1827 Viśvāvasu"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 23, 1905 CE · Ṛṣikeśa · Vidhyamitra","description":"February 23, 1905 CE for Ṛṣikeśa: Kṛṣṇa Caturthī, sūryodaya 06:51, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1905-02-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1905-02-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1905-02-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1905-02-23","x-default":"https://vidhyamitra.com/city/rishikesh/1905-02-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:43:28.091Z","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":"2026-05-31T10:43:28.091Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:43:28.091Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}