{"id":"vidhyamitra:city-day:rishikesh:1921-10-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1921-10-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1921-10-22","date_display":"October 22, 1921 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":1921,"month":10,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422984.770833,"kali_year":5023,"ahargana":1834519.2708,"sun":{"sidereal_longitude":184.8068,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":67.9255,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":243.1188,"elapsed_within_tithi_degrees":3.1188},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.9255,"elapsed_within_degrees":1.2589},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.7323},"karana":{"half_tithi_index":40,"name":"Gara"},"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":1921,"month":10,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422984.770833,"ahargana":1834519.2708,"kali_year":5023,"ayanamsa_lahiri":22.7607,"grahas":{"sun":{"sidereal_longitude":185.334521,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":67.54992099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false,"latitude":-4.2168},"mars":{"sidereal_longitude":148.64552100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":204.62552099999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":163.65362099999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":159.992121,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.21372099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":178.3407,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":358.3407,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1921,"month":10,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422984.770833,"kali_year":5023,"ahargana":1834519.2708,"sun":{"sidereal_longitude":184.8068,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":67.9255,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":243.1188,"elapsed_within_tithi_degrees":3.1188},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":67.9255,"elapsed_within_degrees":1.2589},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.7323},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.217,"elongation":116.881},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.217,"opposition_distance":63.119}},"eclipse_window_40days":[{"offset_days":-5,"type":"lunar","occurs":true,"moon_latitude":-0.146,"opposition_distance":0.642},{"offset_days":9,"type":"solar","occurs":true,"moon_latitude":1.43,"elongation":2.597}]},"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":"06:22","sunsetLocal":"17:40","solarNoonLocal":"12:01","dayLengthHours":11.285651301585894,"dayLengthDisplay":"11 Hours 17 Mins 08 Secs","nightLengthDisplay":"12 Hours 42 Mins 52 Secs","moonriseLocal":"21:09","moonsetLocal":"11:11","rahuKala":{"name":"Rāhu Kāla","start":"09:12","end":"10:36","startHours":9.194919359456868,"endHours":10.605625772155106,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:26","end":"14:50","startHours":13.42703859755158,"endHours":14.837745010249815,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:22","end":"07:47","startHours":6.373506534060396,"endHours":7.7842129467586325,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:23","startHours":9.006825171097105,"endHours":9.383013547816635,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:09","startHours":6.843742004959808,"endHours":7.144692706335432,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:24","startHours":11.640143808133814,"endHours":12.392520561572873,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:37","startHours":4.868753027182277,"endHours":5.621129780621336,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:26","end":"06:22","startHours":5.433035592261572,"endHours":6.373506534060396,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:39","startHours":13.897274068450992,"endHours":14.649650821890052,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:28","end":"17:52","startHours":17.45915783564629,"endHours":17.85915783564629,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:40","end":"18:08","startHours":17.65915783564629,"endHours":18.1293933065457,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:25","end":"19:10","startHours":17.40915783564629,"endHours":19.15915783564629,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:24","startHours":23.640143808133814,"endHours":24.392520561572873,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:22","end":"07:47","startHours":6.373506534060396,"endHours":7.7842129467586325,"quality":"inauspicious"},{"name":"Śubha","start":"07:47","end":"09:12","startHours":7.7842129467586325,"endHours":9.194919359456868,"quality":"auspicious"},{"name":"Roga","start":"09:12","end":"10:36","startHours":9.194919359456868,"endHours":10.605625772155106,"quality":"inauspicious"},{"name":"Udveg","start":"10:36","end":"12:01","startHours":10.605625772155106,"endHours":12.016332184853344,"quality":"inauspicious"},{"name":"Chala","start":"12:01","end":"13:26","startHours":12.016332184853344,"endHours":13.42703859755158,"quality":"neutral"},{"name":"Labha","start":"13:26","end":"14:50","startHours":13.42703859755158,"endHours":14.837745010249815,"quality":"auspicious"},{"name":"Amṛta","start":"14:50","end":"16:15","startHours":14.837745010249815,"endHours":16.248451422948055,"quality":"auspicious"},{"name":"Kāla","start":"16:15","end":"17:40","startHours":16.248451422948055,"endHours":17.65915783564629,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:40","end":"19:15","startHours":17.65915783564629,"endHours":19.248451422948055,"quality":"auspicious"},{"name":"Amṛta","start":"19:15","end":"20:50","startHours":19.248451422948055,"endHours":20.83774501024982,"quality":"auspicious"},{"name":"Kāla","start":"20:50","end":"22:26","startHours":20.83774501024982,"endHours":22.42703859755158,"quality":"inauspicious"},{"name":"Śubha","start":"22:26","end":"00:01","startHours":22.42703859755158,"endHours":24.016332184853344,"quality":"auspicious"},{"name":"Roga","start":"00:01","end":"01:36","startHours":24.016332184853344,"endHours":25.605625772155108,"quality":"inauspicious"},{"name":"Udveg","start":"01:36","end":"03:12","startHours":25.605625772155108,"endHours":27.19491935945687,"quality":"inauspicious"},{"name":"Chala","start":"03:12","end":"04:47","startHours":27.19491935945687,"endHours":28.784212946758633,"quality":"neutral"},{"name":"Labha","start":"04:47","end":"06:22","startHours":28.784212946758633,"endHours":30.373506534060397,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:22","end":"07:22","startHours":6.373506534060396,"endHours":7.373506534060396,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:22","end":"08:22","startHours":7.373506534060396,"endHours":8.373506534060397,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:22","end":"09:22","startHours":8.373506534060397,"endHours":9.373506534060397,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:22","end":"10:22","startHours":9.373506534060397,"endHours":10.373506534060397,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:22","end":"11:22","startHours":10.373506534060397,"endHours":11.373506534060397,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:22","end":"12:22","startHours":11.373506534060397,"endHours":12.373506534060397,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:22","end":"13:22","startHours":12.373506534060397,"endHours":13.373506534060397,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:22","end":"14:22","startHours":13.373506534060397,"endHours":14.373506534060397,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:22","end":"15:22","startHours":14.373506534060397,"endHours":15.373506534060397,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:22","end":"16:22","startHours":15.373506534060397,"endHours":16.373506534060397,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:22","end":"17:22","startHours":16.373506534060397,"endHours":17.373506534060397,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:22","end":"18:22","startHours":17.373506534060397,"endHours":18.373506534060397,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:22","end":"19:22","startHours":18.373506534060397,"endHours":19.373506534060397,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:22","end":"20:22","startHours":19.373506534060397,"endHours":20.373506534060397,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:22","end":"21:22","startHours":20.373506534060397,"endHours":21.373506534060397,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:22","end":"22:22","startHours":21.373506534060397,"endHours":22.373506534060397,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:22","end":"23:22","startHours":22.373506534060397,"endHours":23.373506534060397,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:22","end":"00:22","startHours":23.373506534060397,"endHours":24.373506534060397,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:22","end":"01:22","startHours":24.373506534060397,"endHours":25.373506534060397,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:22","end":"02:22","startHours":25.373506534060397,"endHours":26.373506534060397,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:22","end":"03:22","startHours":26.373506534060397,"endHours":27.373506534060397,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:22","end":"04:22","startHours":27.373506534060397,"endHours":28.373506534060397,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:22","end":"05:22","startHours":28.373506534060397,"endHours":29.373506534060397,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:22","end":"06:22","startHours":29.373506534060397,"endHours":30.373506534060397,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.795691582603565,"eotMinutes":15.949668908799335,"ayanamsa":22.7607}},"calendars":{"vikram_samvat":1978,"vikram_samvatsara":"Bhāva","saka_samvat":1843,"saka_samvatsara":"Durmati","bengali_samvat":1328,"malayalam_era":1097,"nanakshahi_year":452,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Ṣaṣṭhī · Vikram 1978 Bhāva · Śaka 1843 Durmati"},"festivals":[],"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 October 22, 1921 CE · Ṛṣikeśa · Vidhyamitra","description":"October 22, 1921 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:22, sūryāsta 17:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1921-10-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1921-10-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/1921-10-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/1921-10-22","x-default":"https://vidhyamitra.com/city/rishikesh/1921-10-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T00:13:51.178Z","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":"2026-06-02T00:13:51.179Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T00:13:51.179Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}