{"id":"vidhyamitra:city-day:rishikesh:2141-10-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2141-10-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2141-10-12","date_display":"October 12, 2141 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":2141,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503328.770833,"kali_year":5243,"ahargana":1914863.2708,"sun":{"sidereal_longitude":171.9618,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":306.8399,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.8781,"elapsed_within_tithi_degrees":2.8781},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":306.8399,"elapsed_within_degrees":0.1732},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.8017},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2141,"month":10,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2503328.770833,"ahargana":1914863.2708,"kali_year":5243,"ayanamsa_lahiri":25.8335,"grahas":{"sun":{"sidereal_longitude":173.04749000000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":307.46059,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":4.0945},"mars":{"sidereal_longitude":132.23909000000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":159.33769000000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":351.90489,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":216.10118999999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":308.20858999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":241.3289,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":61.3289,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2141,"month":10,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2503328.770833,"kali_year":5243,"ahargana":1914863.2708,"sun":{"sidereal_longitude":171.9618,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":306.8399,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":134.8781,"elapsed_within_tithi_degrees":2.8781},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":306.8399,"elapsed_within_degrees":0.1732},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.8017},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.094,"elongation":134.878},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.094,"opposition_distance":45.122}},"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":"06:16","sunsetLocal":"17:49","solarNoonLocal":"12:03","dayLengthHours":11.554731349706922,"dayLengthDisplay":"11 Hours 33 Mins 17 Secs","nightLengthDisplay":"12 Hours 26 Mins 43 Secs","moonriseLocal":"15:22","moonsetLocal":"02:39","rahuKala":{"name":"Rāhu Kāla","start":"13:29","end":"14:56","startHours":13.489510303893699,"endHours":14.933851722607065,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:16","end":"07:43","startHours":6.267803210326873,"endHours":7.712144629040238,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:09","end":"10:36","startHours":9.156486047753603,"endHours":10.600827466466969,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:21","startHours":8.963907191925156,"endHours":9.349064903582052,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:03","startHours":6.749250349897995,"endHours":7.057376519223513,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:26","startHours":11.660011173523436,"endHours":12.430326596837233,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:30","startHours":4.7271723636992835,"endHours":5.497487787013078,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:18","end":"06:16","startHours":5.304908931184629,"endHours":6.267803210326873,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:44","startHours":13.97095744346482,"endHours":14.741272866778615,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.622534560033795,"endHours":18.022534560033794,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:18","startHours":17.822534560033795,"endHours":18.303981699604915,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.572534560033795,"endHours":19.322534560033795,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:26","startHours":23.660011173523436,"endHours":24.430326596837233,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:16","end":"07:43","startHours":6.267803210326873,"endHours":7.712144629040238,"quality":"auspicious"},{"name":"Roga","start":"07:43","end":"09:09","startHours":7.712144629040238,"endHours":9.156486047753603,"quality":"inauspicious"},{"name":"Udveg","start":"09:09","end":"10:36","startHours":9.156486047753603,"endHours":10.600827466466969,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"12:03","startHours":10.600827466466969,"endHours":12.045168885180335,"quality":"neutral"},{"name":"Labha","start":"12:03","end":"13:29","startHours":12.045168885180335,"endHours":13.489510303893699,"quality":"auspicious"},{"name":"Amṛta","start":"13:29","end":"14:56","startHours":13.489510303893699,"endHours":14.933851722607065,"quality":"auspicious"},{"name":"Kāla","start":"14:56","end":"16:23","startHours":14.933851722607065,"endHours":16.37819314132043,"quality":"inauspicious"},{"name":"Śubha","start":"16:23","end":"17:49","startHours":16.37819314132043,"endHours":17.822534560033795,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:49","end":"19:23","startHours":17.822534560033795,"endHours":19.37819314132043,"quality":"auspicious"},{"name":"Kāla","start":"19:23","end":"20:56","startHours":19.37819314132043,"endHours":20.933851722607063,"quality":"inauspicious"},{"name":"Śubha","start":"20:56","end":"22:29","startHours":20.933851722607063,"endHours":22.4895103038937,"quality":"auspicious"},{"name":"Roga","start":"22:29","end":"00:03","startHours":22.4895103038937,"endHours":24.045168885180335,"quality":"inauspicious"},{"name":"Udveg","start":"00:03","end":"01:36","startHours":24.045168885180335,"endHours":25.600827466466967,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"03:09","startHours":25.600827466466967,"endHours":27.156486047753603,"quality":"neutral"},{"name":"Labha","start":"03:09","end":"04:43","startHours":27.156486047753603,"endHours":28.71214462904024,"quality":"auspicious"},{"name":"Amṛta","start":"04:43","end":"06:16","startHours":28.71214462904024,"endHours":30.267803210326875,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.267803210326873,"endHours":7.267803210326873,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.267803210326873,"endHours":8.267803210326873,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.267803210326873,"endHours":9.267803210326873,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.267803210326873,"endHours":10.267803210326873,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.267803210326873,"endHours":11.267803210326873,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.267803210326873,"endHours":12.267803210326873,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.267803210326873,"endHours":13.267803210326873,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.267803210326873,"endHours":14.267803210326873,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.267803210326873,"endHours":15.267803210326873,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.267803210326873,"endHours":16.267803210326875,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.267803210326875,"endHours":17.267803210326875,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.267803210326875,"endHours":18.267803210326875,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.267803210326875,"endHours":19.267803210326875,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.267803210326875,"endHours":20.267803210326875,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.267803210326875,"endHours":21.267803210326875,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.267803210326875,"endHours":22.267803210326875,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.267803210326875,"endHours":23.267803210326875,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.267803210326875,"endHours":24.267803210326875,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.267803210326875,"endHours":25.267803210326875,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.267803210326875,"endHours":26.267803210326875,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.267803210326875,"endHours":27.267803210326875,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.267803210326875,"endHours":28.267803210326875,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.267803210326875,"endHours":29.267803210326875,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.267803210326875,"endHours":30.267803210326875,"planetary_lord":"Moon"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.394916838328726,"eotMinutes":14.219466889179907,"ayanamsa":25.8335}},"calendars":{"vikram_samvat":2198,"vikram_samvatsara":"Ānanda","saka_samvat":2063,"saka_samvatsara":"Plava","bengali_samvat":1548,"malayalam_era":1317,"nanakshahi_year":672,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Dvādaśī · Vikram 2198 Ānanda · Śaka 2063 Plava"},"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 October 12, 2141 CE · Ṛṣikeśa · Vidhyamitra","description":"October 12, 2141 CE for Ṛṣikeśa: Śukla Dvādaśī, sūryodaya 06:16, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2141-10-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2141-10-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/2141-10-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/2141-10-12","x-default":"https://vidhyamitra.com/city/rishikesh/2141-10-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T10:06:07.663Z","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":"2026-06-02T10:06:07.663Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T10:06:07.663Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}