{"id":"vidhyamitra:city-day:rishikesh:1866-10-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1866-10-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1866-10-29","date_display":"October 29, 1866 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":1866,"month":10,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402903.770833,"kali_year":4968,"ahargana":1814438.2708,"sun":{"sidereal_longitude":193.047,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":79.5742,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.5272,"elapsed_within_tithi_degrees":6.5272},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":79.5742,"elapsed_within_degrees":12.9076},"yoga":{"number":21,"name":"Siddha","sum_longitude":272.6213},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1866,"month":10,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2402903.770833,"ahargana":1814438.2708,"kali_year":4968,"ayanamsa_lahiri":21.9927,"grahas":{"sun":{"sidereal_longitude":193.41506300000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":83.19206299999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false,"latitude":-4.464},"mars":{"sidereal_longitude":93.60536300000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":211.06606299999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":275.26966300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":238.24096299999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":202.81396300000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":162.3287,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":342.3287,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1866,"month":10,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2402903.770833,"kali_year":4968,"ahargana":1814438.2708,"sun":{"sidereal_longitude":193.047,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":79.5742,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":246.5272,"elapsed_within_tithi_degrees":6.5272},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":79.5742,"elapsed_within_degrees":12.9076},"yoga":{"number":21,"name":"Siddha","sum_longitude":272.6213},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.464,"elongation":113.473},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.464,"opposition_distance":66.527}},"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":"06:28","sunsetLocal":"17:33","solarNoonLocal":"12:00","dayLengthHours":11.081523506729487,"dayLengthDisplay":"11 Hours 04 Mins 53 Secs","nightLengthDisplay":"12 Hours 55 Mins 07 Secs","moonriseLocal":"21:41","moonsetLocal":"11:38","rahuKala":{"name":"Rāhu Kāla","start":"07:51","end":"09:14","startHours":7.852698770326055,"endHours":9.23788920866724,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:00","startHours":10.623079647008426,"endHours":12.008270085349611,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:24","end":"14:47","startHours":13.393460523690798,"endHours":14.778650962031984,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:25","startHours":9.053197150221749,"endHours":9.422581267112733,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:13","startHours":6.929238478098597,"endHours":7.224745771611383,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:23","startHours":11.63888596845863,"endHours":12.377654202240596,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:59","end":"05:44","startHours":4.989971864420937,"endHours":5.728740098202903,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:33","end":"06:28","startHours":5.544048039757412,"endHours":6.4675083319848685,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:36","startHours":13.855190669804527,"endHours":14.593958903586493,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:21","end":"17:45","startHours":17.349031838714357,"endHours":17.749031838714355,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:33","end":"18:01","startHours":17.549031838714356,"endHours":18.010761984828086,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:18","end":"19:03","startHours":17.299031838714356,"endHours":19.049031838714356,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:23","startHours":23.63888596845863,"endHours":24.3776542022406,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:28","end":"07:51","startHours":6.4675083319848685,"endHours":7.852698770326055,"quality":"auspicious"},{"name":"Kāla","start":"07:51","end":"09:14","startHours":7.852698770326055,"endHours":9.23788920866724,"quality":"inauspicious"},{"name":"Śubha","start":"09:14","end":"10:37","startHours":9.23788920866724,"endHours":10.623079647008426,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:00","startHours":10.623079647008426,"endHours":12.008270085349611,"quality":"inauspicious"},{"name":"Udveg","start":"12:00","end":"13:24","startHours":12.008270085349611,"endHours":13.393460523690798,"quality":"inauspicious"},{"name":"Chala","start":"13:24","end":"14:47","startHours":13.393460523690798,"endHours":14.778650962031984,"quality":"neutral"},{"name":"Labha","start":"14:47","end":"16:10","startHours":14.778650962031984,"endHours":16.163841400373173,"quality":"auspicious"},{"name":"Amṛta","start":"16:10","end":"17:33","startHours":16.163841400373173,"endHours":17.549031838714356,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:33","end":"19:10","startHours":17.549031838714356,"endHours":19.16384140037317,"quality":"neutral"},{"name":"Labha","start":"19:10","end":"20:47","startHours":19.16384140037317,"endHours":20.778650962031985,"quality":"auspicious"},{"name":"Amṛta","start":"20:47","end":"22:24","startHours":20.778650962031985,"endHours":22.3934605236908,"quality":"auspicious"},{"name":"Kāla","start":"22:24","end":"00:00","startHours":22.3934605236908,"endHours":24.00827008534961,"quality":"inauspicious"},{"name":"Śubha","start":"00:00","end":"01:37","startHours":24.00827008534961,"endHours":25.623079647008424,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:14","startHours":25.623079647008424,"endHours":27.23788920866724,"quality":"inauspicious"},{"name":"Udveg","start":"03:14","end":"04:51","startHours":27.23788920866724,"endHours":28.852698770326054,"quality":"inauspicious"},{"name":"Chala","start":"04:51","end":"06:28","startHours":28.852698770326054,"endHours":30.467508331984867,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.4675083319848685,"endHours":7.4675083319848685,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.4675083319848685,"endHours":8.467508331984869,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.467508331984869,"endHours":9.467508331984869,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.467508331984869,"endHours":10.467508331984869,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.467508331984869,"endHours":11.467508331984869,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.467508331984869,"endHours":12.467508331984869,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.467508331984869,"endHours":13.467508331984869,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.467508331984869,"endHours":14.467508331984869,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.467508331984869,"endHours":15.467508331984869,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.467508331984869,"endHours":16.467508331984867,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.467508331984867,"endHours":17.467508331984867,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.467508331984867,"endHours":18.467508331984867,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.467508331984867,"endHours":19.467508331984867,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.467508331984867,"endHours":20.467508331984867,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.467508331984867,"endHours":21.467508331984867,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.467508331984867,"endHours":22.467508331984867,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.467508331984867,"endHours":23.467508331984867,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.467508331984867,"endHours":24.467508331984867,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.467508331984867,"endHours":25.467508331984867,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.467508331984867,"endHours":26.467508331984867,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.467508331984867,"endHours":27.467508331984867,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.467508331984867,"endHours":28.467508331984867,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.467508331984867,"endHours":29.467508331984867,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.467508331984867,"endHours":30.467508331984867,"planetary_lord":"Venus"}],"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":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.323145599343642,"eotMinutes":16.433394879023222,"ayanamsa":21.9927}},"calendars":{"vikram_samvat":1923,"vikram_samvatsara":"Pramāthi","saka_samvat":1788,"saka_samvatsara":"Akṣaya","bengali_samvat":1273,"malayalam_era":1042,"nanakshahi_year":397,"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 1923 Pramāthi · Śaka 1788 Akṣaya"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 29, 1866 CE · Ṛṣikeśa · Vidhyamitra","description":"October 29, 1866 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:28, sūryāsta 17:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1866-10-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1866-10-29","sa":"https://sa.vidhyamitra.com/city/rishikesh/1866-10-29","hi":"https://hi.vidhyamitra.com/city/rishikesh/1866-10-29","x-default":"https://vidhyamitra.com/city/rishikesh/1866-10-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:46:05.545Z","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":"2026-05-31T03:46:05.545Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:46:05.545Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}